Item 15. Exhibits and Financial Statement Schedules.

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Item 15. Exhibits and Financial Statement Schedules.

(a) Financial Statement Schedule


BXP, Inc. Schedule 3—Real Estate and Accumulated Depreciation December 31, 2025 (dollars in thousands)
Property Name	Type	Location	Encumbrances			Original				Costs Capitalized Subsequent to Acquisition		Land and Improvements		Building and Improvements		Land Held for Development		Development and Construction in Progress		Total		Accumulated Depreciation		Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)

Land	Building
767 Fifth Avenue (the General Motors Building)	Office	New York, NY	$	2,294,992		$	1,796,252	$	1,532,654	$	423,940	$	1,796,247	$	1,956,599	$	—	$	—	$	3,752,846	$	614,923	1968/2019	2013	(1)
Prudential Center	Office	Boston, MA	—			92,077		948,357		862,028		115,639		1,786,823		—		—		1,902,462		871,069		1965/1993/2002/2016-2017/2024	1998/1999/2000	(1)
Embarcadero Center	Office	San Francisco, CA	—			179,697		847,410		597,249		195,986		1,428,370		—		—		1,624,356		873,659		1970/1989	1998-1999	(1)
399 Park Avenue	Office	New York, NY	—			339,200		700,358		431,612		354,107		1,117,063		—		—		1,471,170		564,004		1961/2018	2002	(1)
601 Lexington Avenue	Office	New York, NY	991,878			241,600		494,782		569,220		289,639		1,015,963		—		—		1,305,602		429,085		1977/1997/2021	2001	(1)
200 Clarendon Street and Garage	Office	Boston, MA	—			219,543		667,884		311,929		258,001		941,355		—		—		1,199,356		392,736		1976	2010	(1)
Salesforce Tower	Office	San Francisco, CA	—			200,349		946,205		4,149		200,349		950,354		—		—		1,150,703		214,753		2018	2013	(1)
250 West 55th Street	Office	New York, NY	—			285,263		603,167		49,995		285,263		653,162		—		—		938,425		232,085		2014	2007	(1)
100 Federal Street	Office	Boston, MA	—			131,067		435,954		154,169		131,067		590,123		—		—		721,190		209,057		1971-1975/2017	2012	(1)
7 Times Square	Office	New York, NY	—			165,413		380,438		159,914		169,193		536,572		—		—		705,765		279,693		2004	2000	(1)
Madison Centre	Office	Seattle, WA	—			104,641		564,336		5,672		104,641		570,008		—		—		674,649		76,377		2017	2022	(1)
Santa Monica Business Park	Office	Los Angeles, CA	199,302			46,360		410,421		217,684		210,471		462,459		1,535		—		674,465		36,680		1976-1980	2023	(1)
Carnegie Center	Office	Princeton, NJ	—			142,666		316,856		194,968		94,243		501,021		59,226		—		654,490		294,418		1983-2016	1998/1999/2000/2007/2014/2017/2019	(1)
Reston Next	Office	Reston, VA	—			35,549		525,277		17,150		2,901		575,075		—		—		577,976		69,776		2022	1998	(1)
Atlantic Wharf	Office	Boston, MA	—			63,988		454,537		45,916		63,988		500,453		—		—		564,441		210,601		2011	2007	(1)
2100 Pennsylvania Avenue	Office	Washington, DC	—			185,203		324,206		5,228		185,203		329,434		—		—		514,637		48,475		2023	N/A	(1)
599 Lexington Avenue	Office	New York, NY	—			81,040		100,507		285,903		87,852		379,598		—		—		467,450		218,359		1986	1997	(1)
Fountain Square	Office	Reston, VA	—			56,853		306,298		60,266		56,853		366,564		—		—		423,417		132,865		1986-1990	2012	(1)
510 Madison Avenue	Office	New York, NY	—			103,000		253,665		50,416		103,000		304,081		—		—		407,081		113,410		2012	2010	(1)
325 Main Street	Office	Cambridge, MA	—		(2)	21,596		312,492		55,404		21,596		367,896		—		—		389,492		35,634		2022	1997	(1)
680 Folsom Street	Office	San Francisco, CA	—			72,545		219,766		18,167		72,545		237,933		—		—		310,478		92,143		2014	2012	(1)
2200 Pennsylvania Avenue	Office	Washington, DC	—			—		183,541		125,161		100,592		208,110		—		—		308,702		83,117		2011	2008	(1)
145 Broadway	Office	Cambridge, MA	—			121		273,013		26,980		23,367		276,747		—		—		300,114		52,401		2019	1997	(1)
South of Market and Democracy Tower	Office	Reston, VA	—			13,603		237,479		36,878		13,687		274,273		—		—		287,960		128,007		2008-2009	2003	(1)
Bay Colony Corporate Center	Office	Waltham, MA	—			18,789		148,451		95,783		18,789		241,400		2,834		—		263,023		122,700		1985-1989/2025	2011	(1)
535 Mission Street	Office	San Francisco, CA	—			40,933		148,378		14,409		40,934		162,786		—		—		203,720		53,063		2015	2013	(1)
Reservoir Place	Office	Waltham, MA	—			18,605		104,124		65,883		20,108		168,504		—		—		188,612		97,426		1955/1987/2017	1997/1998	(1)


BXP, Inc. Schedule 3—Real Estate and Accumulated Depreciation December 31, 2025 (dollars in thousands)
Property Name	Type	Location	Encumbrances		Original		Costs Capitalized Subsequent to Acquisition	Land and Improvements	Building and Improvements	Land Held for Development	Development and Construction in Progress	Total	Accumulated Depreciation	Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
Property Name	Type	Location	Encumbrances		Original		Costs Capitalized Subsequent to Acquisition	Land and Improvements	Building and Improvements	Land Held for Development	Development and Construction in Progress	Total	Accumulated Depreciation	Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
Property Name	Type	Location	Encumbrances		Land	Building	Costs Capitalized Subsequent to Acquisition	Land and Improvements	Building and Improvements	Land Held for Development	Development and Construction in Progress	Total	Accumulated Depreciation	Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
901 New York Avenue	Office	Washington, DC	197,682		65,808	72,970	45,671	65,808	118,641	—	—	184,449	8,414	2004	2024	(1)
Mountain View Research Park	Office	Mountain View, CA	—		95,066	68,373	20,266	95,066	88,639	—	—	183,705	41,187	1977-1981/2007-2013	2013	(1)
One Freedom Square	Office	Reston, VA	—		9,929	84,504	49,956	11,293	133,096	—	—	144,389	78,607	2000	2003	(1)
Two Freedom Square	Office	Reston, VA	—		13,930	77,739	47,125	15,420	123,374	—	—	138,794	56,636	2001	2003	(1)
Kingstowne Towne Center	Office	Alexandria, VA	—		18,021	109,038	5,303	18,062	113,370	930	—	132,362	61,105	2003-2006	2007	(1)
One and Two Reston Overlook	Office	Reston, VA	—		16,456	66,192	48,958	16,179	115,427	—	—	131,606	68,795	1999	2000	(1)
Weston Corporate Center	Office	Weston, MA	—		25,753	92,312	10,816	25,854	103,027	—	—	128,881	47,039	2010	2001	(1)
1330 Connecticut Avenue	Office	Washington, DC	—		25,982	82,311	18,088	20,792	105,589	—	—	126,381	60,339	1984/2018	2004	(1)
Discovery Square	Office	Reston, VA	—		11,198	71,782	34,141	12,533	104,588	—	—	117,121	66,246	2001	2003	(1)
17Fifty Presidents Street	Office	Reston, VA	—		—	113,362	162	—	113,524	—	—	113,524	25,408	2020	2013	(1)
355 Main Street	Office	Cambridge, MA	596,213		18,863	53,346	38,834	21,173	89,870	—	—	111,043	42,355	1981/1996/2013	2006	(1)
Waltham Weston Corporate Center	Office	Waltham, MA	—		10,385	60,694	25,992	11,097	85,974	—	—	97,071	51,285	2003	1999	(1)
Sumner Square	Office	Washington, DC	—		624	28,745	66,049	27,014	68,404	—	—	95,418	32,631	1985	1999	(1)
10 CityPoint	Office	Waltham, MA	—		1,953	85,752	7,285	2,288	92,702	—	—	94,990	29,905	2016	1997	(1)
90 Broadway	Office	Cambridge, MA	—	(2)	19,104	52,078	22,168	20,785	72,565	—	—	93,350	35,825	1983/1998/2013	2006	(1)
230 CityPoint	Office	Waltham, MA	—		13,189	49,823	25,922	13,807	75,127	—	—	88,934	45,147	1992	2005	(1)
77 CityPoint	Office	Waltham, MA	—		13,847	60,383	11,356	14,023	71,563	—	—	85,586	33,830	2008	2001	(1)
20 CityPoint	Office	Waltham, MA	—		4,887	72,764	7,072	4,887	79,836	—	—	84,723	19,881	2020	2007	(1)
Wisconsin Place	Office	Chevy Chase, MD	—		—	53,349	26,485	—	79,834	—	—	79,834	33,776	2009	2004	(1)
Shady Grove Innovation District	Office	Rockville, MD	—		52,030	64,212	(37,955)	18,812	24,468	35,007	—	78,287	6,279	1968-1985	2021	(1)
2440 West El Camino Real	Office	Mountain View, CA	—		16,741	51,285	6,629	16,741	57,914	—	—	74,655	25,436	1987/2003	2011	(1)
890 Winter Street	Office	Waltham, MA	—		13,913	28,557	26,191	13,913	54,748	—	—	68,661	12,778	1999	2019	(1)
Reston Corporate Center	Office	Reston, VA	—		9,135	50,857	4,489	10,148	54,333	—	—	64,481	36,950	1984	1998	(1)
255 Main Street	Office	Cambridge, MA	—		134	25,110	33,909	548	58,605	—	—	59,153	47,704	1987	1997	(1)
University Place	Office	Cambridge, MA	—		—	37,091	13,714	3,435	47,370	—	—	50,805	39,872	1985	1998	(1)
Reston Next Office Phase II	Office	Reston, VA	—		1,692	46,124	—	1,692	46,124	—	—	47,816	642	N/A	1998	(1)
Capital Gallery	Office	Washington, DC	—		4,725	29,565	11,465	8,662	37,093	—	—	45,755	25,455	1981/2006	2007	(1)
150 Broadway	Office	Cambridge, MA	—		850	25,042	15,749	1,323	40,318	—	—	41,641	21,863	1999	1997	(1)
North First Business Park	Office	San Jose, CA	—		23,398	13,069	472	17,839	19,100	—	—	36,939	18,340	1981	2007	(1)
105 Broadway	Office	Cambridge, MA	—		1,299	12,943	12,723	2,395	24,570	—	—	26,965	19,381	1990	1997	(1)
Lexington Office Park	Office	Lexington, MA	—		998	1,426	19,907	1,263	19,393	1,675	—	22,331	17,593	1982	1997	(1)
The Point	Office	Waltham, MA	—		6,395	10,040	546	6,492	10,489	—	—	16,981	3,291	2015	2007	(1)
690 Folsom Street	Office	San Francisco, CA	—		3,219	11,038	1,877	3,219	12,915	—	—	16,134	5,165	2015	2012	(1)
Avant Retail	Office	Reston, VA	—		1,499	6,647	2,577	1,499	9,224	—	—	10,723	4,104	2014	2010	(1)
32 Hartwell Avenue	Office	Lexington, MA	—		168	1,943	6,394	314	8,191	—	—	8,505	3,659	1968/1979/1987	1997	(1)


BXP, Inc. Schedule 3—Real Estate and Accumulated Depreciation December 31, 2025 (dollars in thousands)
Property Name	Type	Location	Encumbrances			Original				Costs Capitalized Subsequent to Acquisition		Land and Improvements			Building and Improvements			Land Held for Development			Development and Construction in Progress		Total		Accumulated Depreciation		Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
Property Name	Type	Location	Encumbrances			Original				Costs Capitalized Subsequent to Acquisition		Land and Improvements			Building and Improvements			Land Held for Development			Development and Construction in Progress		Total		Accumulated Depreciation		Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
Property Name	Type	Location	Encumbrances			Land		Building		Costs Capitalized Subsequent to Acquisition		Land and Improvements			Building and Improvements			Land Held for Development			Development and Construction in Progress		Total		Accumulated Depreciation		Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
453 Ravendale Drive	Office	Mountain View, CA	—			5,477		1,090		1,308		5,477			2,398			—			—		7,875		1,483		1977	2012	(1)
125 Broadway	Life Sciences	Cambridge, MA	—			126,364		433,662		6,496		126,364			440,158			—			—		566,522		54,903		2000	2022	(1)
180 CityPoint	Life Sciences	Waltham, MA	—			10,908		211,883		12,078		10,908			223,961			—			—		234,869		14,537		2024	2006	(1)
300 Binney Street	Life Sciences	Cambridge, MA	—			18,080		51,262		157,956		18,080			209,218			—			—		227,298		15,427		2024	2009	(1)
880 Winter Street	Life Sciences	Waltham, MA	—			15,597		37,255		95,618		15,597			132,873			—			—		148,470		26,135		1998/2022	2019	(1)
200 West Street	Life Sciences	Waltham, MA	—			16,148		24,983		79,619		16,813			103,580			357			—		120,750		39,547		1999/2021	1997	(1)
153 & 211 Second Avenue	Life Sciences	Waltham, MA	—			33,233		55,940		3,710		33,233			59,650			—			—		92,883		9,161		1964-2006	2021	(1)
103 CityPoint	Life Sciences	Waltham, MA	—			4,672		77,515		93		4,672			77,608			—			—		82,280		2,556		2024	2007	(1)
33 Hayden Avenue	Life Sciences	Lexington, MA	—			266		3,234		11,506		425			14,576			5			—		15,006		11,411		1979	1997	(1)
92-100 Hayden Avenue	Life Sciences	Lexington, MA	—			594		6,748		1,909		778			8,473			—			—		9,251		7,551		1985	1997	(1)
250 Binney Street	Life Sciences	Cambridge, MA	—			110		4,483		3,593		273			7,913			—			—		8,186		7,501		1983	1997	(1)
The Skylyne	Residential	Oakland, CA	—			—		239,077		1,792		—			240,869			—			—		240,869		32,233		2020	N/A	(1)
The Lofts at Atlantic Wharf	Residential	Boston, MA	—			3,529		54,891		2,598		3,529			57,489			—			—		61,018		21,589		2011	2007	(1)
Boston Marriott Cambridge	Hotel	Cambridge, MA	—			478		37,918		33,074		1,201			69,640			629			—		71,470		55,962		1986/2017	1997	(1)
Kendall Center Green Garage	Garage	Cambridge, MA	—		(2)	—		35,035		7,335		103			42,267			—			—		42,370		21,209		1984	2006	(1)
Kendall Center Yellow Garage	Garage	Cambridge, MA	—			1,256		15,697		1,674		1,434			17,193			—			—		18,627		8,704		2006	2004	(1)
290 Binney Street	Development	Cambridge, MA	—			—		—		888,992		1,054			—			—			887,938		888,992		—		N/A	1997	N/A
343 Madison Avenue	Development	New York, NY	—			—		—		377,992		131,898			—			—			246,094		377,992		—		N/A	2023	N/A
121 Broadway	Development	Cambridge, MA	—			—		—		273,697		—			—			—			273,697		273,697		—		N/A	1997	N/A
725 12th Street	Development	Washington, DC	—			26,997		8,369		19,403		—			—			—			54,769		54,769		—		1992	2024	N/A
Reston Next Retail	Development	Reston, VA	—			—		—		15,945		417			2,769			—			12,759		15,945		66		N/A	1998	N/A
777 Harrison Street	Land	San Francisco, CA	—			144,647		—		28,328		—			—			172,975			—		172,975		—		N/A	2020	N/A
Back Bay Station Master Plan	Land	Boston, MA	—			—		—		104,811		26,022			—			78,789			—		104,811		—		N/A	N/A	N/A
2100 M Street	Land	Washington, DC	—			55,914		—		261		—			—			56,175			—		56,175		—		N/A	2025	N/A
CityPoint South Master Plan	Land	Waltham, MA	—			—		—		37,749		—			—			37,749			—		37,749		—		N/A	N/A	N/A
North First Master Plan	Land	San Jose, CA	—			35,004		—		(4,351)		—			—			30,653			—		30,653		—		N/A	2007	N/A
Kendall Center Master Plan	Land	Cambridge, MA	—			—		—		17,044		—			—			17,044			—		17,044		—		N/A	1997	N/A
Reston Gateway Master Plan	Land	Reston, VA	—			—		—		12,443		—			—			12,443			—		12,443		—		N/A	1998	N/A
Springfield Metro Center	Land	Springfield, VA	—			—		—		8,868		—			—			8,868			—		8,868		—		N/A	2007	N/A
Weston Quarry	Land	Weston, MA	—			—		—		1,516		—			—			1,516			—		1,516		—		N/A	2001	N/A
Reston Overlook Master Plan	Land	Reston, VA	—			—		—		82		—			—			82			—		82		—		N/A	2000	N/A

			$	4,280,067	(3)	$	5,656,418	$	15,510,064	$	7,719,548	$	5,918,915	(4)	$	20,973,366	(5)	$	518,492	(6)	$	1,475,257	$	28,886,030	$	8,003,414

Note: Total Real Estate does not include Furniture, Fixtures and Equipment totaling approximately $54,160. Accumulated Depreciation does not include approximately $36,897 of accumulated depreciation related to Furniture, Fixtures and Equipment. Office type includes office, life sciences, and retail properties.

The aggregate cost and accumulated depreciation for tax purposes was approximately $26.7 billion and $6.8 billion, respectively.

(1)Depreciation of the buildings and improvements are calculated over lives ranging from the life of the lease to 40 years.

(2)This property is encumbered with the mortgage note shown at 355 Main Street.

(3)Includes unamortized deferred financing costs totaling approximately $(18.0) million.

(4)Includes Right of Use Assets - Finance Leases and Right of Use Assets - Operating Leases of approximately $349,314 and $325,841, respectively.

(5)Includes Right of Use Assets - Finance Leases of approximately $23,156.

(6)Includes pre-development costs.

BXP, Inc.

Real Estate and Accumulated Depreciation

December 31, 2025, 2024 and 2023

(dollars in thousands)

A summary of activity for real estate and accumulated depreciation is as follows:


	2025		2024		2023
Real Estate:
Balance at the beginning of the year	$	28,521,176	$	27,421,471	$	25,744,214
Additions to/improvements of real estate	1,225,473		1,210,558		1,811,036
Assets sold/written-off	(860,619)		(110,853)		(133,779)
Balance at the end of the year	$	28,886,030	$	28,521,176	$	27,421,471
Accumulated Depreciation:
Balance at the beginning of the year	$	7,485,502	$	6,841,404	$	6,260,992
Depreciation expense	795,670		754,951		714,191
Assets sold/written-off	(277,758)		(110,853)		(133,779)
Balance at the end of the year	$	8,003,414	$	7,485,502	$	6,841,404

Note: Real Estate and Accumulated Depreciation amounts do not include Furniture, Fixtures and Equipment.


Boston Properties Limited Partnership Schedule 3—Real Estate and Accumulated Depreciation December 31, 2025 (dollars in thousands)
						Original				Costs Capitalized Subsequent to Acquisition		Land and Improvements		Building and Improvements		Land Held for Development		Development and Construction in Progress		Total		Accumulated Depreciation		Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
Property Name	Type	Location	Encumbrances			Land		Building
767 Fifth Avenue (the General Motors Building)	Office	New York, NY	$	2,294,992		$	1,796,252	$	1,532,654	$	423,940	$	1,796,246	$	1,956,600	$	—	$	—	$	3,752,846	$	614,923	1968/2019	2013	(1)
Prudential Center	Office	Boston, MA	—			92,077		948,357		802,972		100,541		1,742,865		—		—		1,843,406		848,999		1965/1993/2002/2016-2017/2024	1998/1999/2000	(1)
Embarcadero Center	Office	San Francisco, CA	—			179,697		847,410		534,868		180,419		1,381,556		—		—		1,561,975		850,057		1970/1989	1998-1999	(1)
399 Park Avenue	Office	New York, NY	—			339,200		700,358		372,004		339,200		1,072,362		—		—		1,411,562		541,561		1961/2018	2002	(1)
601 Lexington Avenue	Office	New York, NY	991,878			241,600		494,782		532,134		279,281		989,235		—		—		1,268,516		415,610		1977/1997/2021	2001	(1)
200 Clarendon Street and Garage	Office	Boston, MA	—			219,543		667,884		311,929		258,001		941,355		—		—		1,199,356		392,736		1976	2010	(1)
Salesforce Tower	Office	San Francisco, CA	—			200,349		946,205		4,149		200,349		950,354		—		—		1,150,703		214,753		2018	2013	(1)
250 West 55th Street	Office	New York, NY	—			285,263		603,167		49,995		285,263		653,162		—		—		938,425		232,085		2014	2007	(1)
100 Federal Street	Office	Boston, MA	—			131,067		435,954		154,169		131,067		590,123		—		—		721,190		209,057		1971-1975/2017	2012	(1)
Madison Centre	Office	Seattle, WA	—			104,641		564,336		5,672		104,641		570,008		—		—		674,649		76,377		2017	2022	(1)
Santa Monica Business Park	Office	Los Angeles, CA	199,302			46,360		410,421		217,684		210,471		462,459		1,535		—		674,465		36,680		1976-1980	2023	(1)
7 Times Square	Office	New York, NY	—			165,413		380,438		121,935		159,694		508,092		—		—		667,786		265,394		2004	2000	(1)
Carnegie Center	Office	Princeton, NJ	—			142,666		316,856		180,005		90,501		489,800		59,226		—		639,527		288,719		1983-2016	1998/1999/2000/2007/2014/2017/2019	(1)
Reston Next	Office	Reston, VA	—			35,549		525,277		17,150		2,901		575,075		—		—		577,976		69,776		2022	1998	(1)
Atlantic Wharf	Office	Boston, MA	—			63,988		454,537		45,916		63,988		500,453		—		—		564,441		210,601		2011	2007	(1)
2100 Pennsylvania Avenue	Office	Washington, DC	—			185,203		324,206		5,228		185,203		329,434		—		—		514,637		48,475		2023	N/A	(1)
599 Lexington Avenue	Office	New York, NY	—			81,040		100,507		258,661		81,040		359,168		—		—		440,208		208,102		1986	1997	(1)
Fountain Square	Office	Reston, VA	—			56,853		306,298		60,266		56,853		366,564		—		—		423,417		132,865		1986-1990	2012	(1)
510 Madison Avenue	Office	New York, NY	—			103,000		253,665		50,416		103,000		304,081		—		—		407,081		113,410		2012	2010	(1)
325 Main Street	Office	Cambridge, MA	—		(2)	21,596		312,492		55,211		21,403		367,896		—		—		389,299		35,634		2022	1997	(1)
680 Folsom Street	Office	San Francisco, CA	—			72,545		219,766		18,167		72,545		237,933		—		—		310,478		92,143		2014	2012	(1)
2200 Pennsylvania Avenue	Office	Washington, DC	—			—		183,541		125,161		100,592		208,110		—		—		308,702		83,114		2011	2008	(1)
145 Broadway	Office	Cambridge, MA	—			121		273,013		26,777		23,164		276,747		—		—		299,911		52,401		2019	1997	(1)
South of Market and Democracy Tower	Office	Reston, VA	—			13,603		237,479		36,542		13,603		274,021		—		—		287,624		127,897		2008-2009	2003	(1)
Bay Colony Corporate Center	Office	Waltham, MA	—			18,789		148,451		95,783		18,789		241,400		2,834		—		263,023		122,700		1985-1989/2025	2011	(1)
535 Mission Street	Office	San Francisco, CA	—			40,933		148,378		14,409		40,934		162,786		—		—		203,720		53,063		2015	2013	(1)
Reservoir Place	Office	Waltham, MA	—			18,605		104,124		61,808		19,089		165,448		—		—		184,537		95,892		1955/1987/2017	1997/1998	(1)
901 New York Avenue	Office	Washington, DC	197,682			65,808		72,970		45,671		65,808		118,641		—		—		184,449		8,414		2004	2024	(1)
Mountain View Research Park	Office	Mountain View, CA	—			95,066		68,373		20,266		95,066		88,639		—		—		183,705		41,187		1977-1981/2007-2013	2013	(1)
One Freedom Square	Office	Reston, VA	—			9,929		84,504		44,319		9,883		128,869		—		—		138,752		76,485		2000	2003	(1)
Two Freedom Square	Office	Reston, VA	—			13,930		77,739		40,913		13,866		118,716		—		—		132,582		54,297		2001	2003	(1)


Boston Properties Limited Partnership Schedule 3—Real Estate and Accumulated Depreciation December 31, 2025 (dollars in thousands)
					Original		Costs Capitalized Subsequent to Acquisition	Land and Improvements	Building and Improvements	Land Held for Development	Development and Construction in Progress	Total	Accumulated Depreciation	Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
Property Name	Type	Location	Encumbrances		Land	Building	Costs Capitalized Subsequent to Acquisition	Land and Improvements	Building and Improvements	Land Held for Development	Development and Construction in Progress	Total	Accumulated Depreciation	Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
Kingstowne Towne Center	Office	Alexandria, VA	—		18,021	109,038	5,139	18,021	113,247	930	—	132,198	61,050	2003-2006	2007	(1)
Weston Corporate Center	Office	Weston, MA	—		25,753	92,312	10,816	25,854	103,027	—	—	128,881	47,039	2010	2001	(1)
One and Two Reston Overlook	Office	Reston, VA	—		16,456	66,192	44,540	15,074	112,114	—	—	127,188	67,131	1999	2000	(1)
1330 Connecticut Avenue	Office	Washington, DC	—		25,982	82,311	18,088	20,792	105,589	—	—	126,381	60,339	1984/2018	2004	(1)
17Fifty Presidents Street	Office	Reston, VA	—		—	113,362	162	—	113,524	—	—	113,524	25,408	2020	2013	(1)
Discovery Square	Office	Reston, VA	—		11,198	71,782	28,596	11,146	100,430	—	—	111,576	64,158	2001	2003	(1)
355 Main Street	Office	Cambridge, MA	596,213		18,863	53,346	38,536	21,098	89,647	—	—	110,745	42,245	1981/1996/2013	2006	(1)
10 CityPoint	Office	Waltham, MA	—		1,953	85,752	7,124	2,127	92,702	—	—	94,829	29,905	2016	1997	(1)
Waltham Weston Corporate Center	Office	Waltham, MA	—		10,385	60,694	23,005	10,350	83,734	—	—	94,084	50,160	2003	1999	(1)
Sumner Square	Office	Washington, DC	—		624	28,745	63,969	26,494	66,844	—	—	93,338	31,851	1985	1999	(1)
90 Broadway	Office	Cambridge, MA	—	(2)	19,104	52,078	21,989	20,741	72,430	—	—	93,171	35,765	1983/1998/2013	2006	(1)
230 CityPoint	Office	Waltham, MA	—		13,189	49,823	24,305	13,403	73,914	—	—	87,317	44,541	1992	2005	(1)
77 CityPoint	Office	Waltham, MA	—		13,847	60,383	11,251	13,997	71,484	—	—	85,481	33,795	2008	2001	(1)
20 CityPoint	Office	Waltham, MA	—		4,887	72,764	7,072	4,887	79,836	—	—	84,723	19,881	2020	2007	(1)
Wisconsin Place	Office	Chevy Chase, MD	—		—	53,349	26,485	—	79,834	—	—	79,834	33,776	2009	2004	(1)
Shady Grove Innovation District	Office	Rockville, MD	—		52,030	64,212	(37,955)	18,812	24,468	35,007	—	78,287	6,279	1968-1985	2021	(1)
2440 West El Camino Real	Office	Mountain View, CA	—		16,741	51,285	6,629	16,741	57,914	—	—	74,655	25,436	1987/2003	2011	(1)
890 Winter Street	Office	Waltham, MA	—		13,913	28,557	26,191	13,913	54,748	—	—	68,661	12,778	1999	2019	(1)
Reston Corporate Center	Office	Reston, VA	—		9,135	50,857	1,878	9,496	52,374	—	—	61,870	35,966	1984	1998	(1)
255 Main Street	Office	Cambridge, MA	—		134	25,110	32,253	134	57,363	—	—	57,497	47,083	1987	1997	(1)
University Place	Office	Cambridge, MA	—		—	37,091	12,264	3,435	45,920	—	—	49,355	38,664	1985	1998	(1)
Reston Next Office Phase II	Office	Reston, VA	—		1,692	46,124	—	1,692	46,124	—	—	47,816	642	N/A	1998	(1)
Capital Gallery	Office	Washington, DC	—		4,725	29,565	6,802	6,128	34,964	—	—	41,092	24,387	1981/2006	2007	(1)
150 Broadway	Office	Cambridge, MA	—		850	25,042	13,744	822	38,814	—	—	39,636	21,104	1999	1997	(1)
North First Business Park	Office	San Jose, CA	—		23,398	13,069	472	17,839	19,100	—	—	36,939	18,340	1981	2007	(1)
105 Broadway	Office	Cambridge, MA	—		1,299	12,943	10,617	1,868	22,991	—	—	24,859	18,588	1990	1997	(1)
Lexington Office Park	Office	Lexington, MA	—		998	1,426	19,143	1,072	18,820	1,675	—	21,567	17,309	1982	1997	(1)
The Point	Office	Waltham, MA	—		6,395	10,040	546	6,492	10,489	—	—	16,981	3,291	2015	2007	(1)
690 Folsom Street	Office	San Francisco, CA	—		3,219	11,038	1,877	3,219	12,915	—	—	16,134	5,165	2015	2012	(1)
Avant Retail	Office	Reston, VA	—		1,499	6,647	2,577	1,499	9,224	—	—	10,723	4,104	2014	2010	(1)
32 Hartwell Avenue	Office	Lexington, MA	—		168	1,943	5,808	168	7,751	—	—	7,919	3,437	1968/1979/1987	1997	(1)
453 Ravendale Drive	Office	Mountain View, CA	—		5,477	1,090	1,308	5,477	2,398	—	—	7,875	1,483	1977	2012	(1)
125 Broadway	Life Sciences	Cambridge, MA	—		126,364	433,662	6,496	126,364	440,158	—	—	566,522	54,903	2000	2022	(1)
180 CityPoint	Life Sciences	Waltham, MA	—		10,908	211,883	12,078	10,908	223,961	—	—	234,869	14,537	2024	2006	(1)
300 Binney Street	Life Sciences	Cambridge, MA	—		18,080	51,262	157,956	18,080	209,218	—	—	227,298	15,427	2024	2009	(1)


Boston Properties Limited Partnership Schedule 3—Real Estate and Accumulated Depreciation December 31, 2025 (dollars in thousands)
						Original				Costs Capitalized Subsequent to Acquisition		Land and Improvements			Building and Improvements			Land Held for Development			Development and Construction in Progress		Total		Accumulated Depreciation		Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
Property Name	Type	Location	Encumbrances			Land		Building		Costs Capitalized Subsequent to Acquisition		Land and Improvements			Building and Improvements			Land Held for Development			Development and Construction in Progress		Total		Accumulated Depreciation		Year(s) Built/Renovated	Year(s) Acquired	Depreciable Lives (Years)
880 Winter Street	Life Sciences	Waltham, MA	—			15,597		37,255		95,618		15,597			132,873			—			—		148,470		26,135		1998/2022	2019	(1)
200 West Street	Life Sciences	Waltham, MA	—			16,148		24,983		76,958		16,148			101,584			357			—		118,089		38,545		1999/2021	1997	(1)
153 & 211 Second Avenue	Life Sciences	Waltham, MA	—			33,233		55,940		3,710		33,233			59,650			—			—		92,883		9,161		1964-2006	2021	(1)
103 CityPoint	Life Sciences	Waltham, MA	—			4,672		77,515		91		4,670			77,608			—			—		82,278		2,556		2024	2007	(1)
33 Hayden Avenue	Life Sciences	Lexington, MA	—			266		3,234		10,869		266			14,098			5			—		14,369		11,171		1979	1997	(1)
92-100 Hayden Avenue	Life Sciences	Lexington, MA	—			594		6,748		1,180		595			7,927			—			—		8,522		7,275		1985	1997	(1)
250 Binney Street	Life Sciences	Cambridge, MA	—			110		4,483		2,939		110			7,422			—			—		7,532		7,259		1983	1997	(1)
The Skylyne	Residential	Oakland, CA	—			—		239,077		1,792		—			240,869			—			—		240,869		32,233		2020	N/A	(1)
The Lofts at Atlantic Wharf	Residential	Boston, MA	—			3,529		54,891		2,598		3,529			57,489			—			—		61,018		21,589		2011	2007	(1)
Boston Marriott Cambridge	Hotel	Cambridge, MA	—			478		37,918		30,183		478			67,472			629			—		68,579		54,874		1986/2017	1997	(1)
Kendall Center Green Garage	Garage	Cambridge, MA	—		(2)	—		35,035		6,921		—			41,956			—			—		41,956		21,055		1984	2006	(1)
Kendall Center Yellow Garage	Garage	Cambridge, MA	—			1,256		15,697		962		1,256			16,659			—			—		17,915		8,439		2006	2004	(1)
290 Binney Street	Development	Cambridge, MA	—			—		—		888,576		638			—			—			887,938		888,576		—		N/A	1997	N/A
343 Madison Avenue	Development	New York, NY	—			—		—		377,992		131,898			—			—			246,094		377,992		—		N/A	2023	N/A
121 Broadway	Development	Cambridge, MA	—			—		—		273,697		—			—			—			273,697		273,697		—		N/A	1997	N/A
725 12th Street	Development	Washington, DC	—			26,997		8,369		19,403		—			—			—			54,769		54,769		—		1992	2024	N/A
Reston Next Retail	Development	Reston, VA	—			—		—		15,945		417			2,769			—			12,759		15,945		66		N/A	1998	N/A
777 Harrison Street	Land	San Francisco, CA	—			144,647		—		28,328		—			—			172,975			—		172,975		—		N/A	2020	N/A
Back Bay Station Master Plan	Land	Boston, MA	—			—		—		104,811		26,022			—			78,789			—		104,811		—		N/A	N/A	N/A
2100 M Street	Land	Washington, DC	—			55,914		—		261		—			—			56,175			—		56,175		—		N/A	2025	N/A
CityPoint South Master Plan	Land	Waltham, MA	—			—		—		37,749		—			—			37,749			—		37,749		—		N/A	N/A	N/A
North First Master Plan	Land	San Jose, CA	—			35,004		—		(4,351)		—			—			30,653			—		30,653		—		N/A	2007	N/A
Kendall Center Master Plan	Land	Cambridge, MA	—			—		—		17,044		—			—			17,044			—		17,044		—		N/A	1997	N/A
Reston Gateway Master Plan	Land	Reston, VA	—			—		—		12,443		—			—			12,443			—		12,443		—		N/A	1998	N/A
Springfield Metro Center	Land	Springfield, VA	—			—		—		8,868		—			—			8,868			—		8,868		—		N/A	2007	N/A
Weston Quarry	Land	Weston, MA	—			—		—		1,516		—			—			1,516			—		1,516		—		N/A	2001	N/A
Reston Overlook Master Plan	Land	Reston, VA	—			—		—		82		—			—			82			—		82		—		N/A	2000	N/A
			$	4,280,067	(3)	$	5,656,418	$	15,510,064	$	7,362,066	$	5,826,401	(4)	$	20,708,398	(5)	$	518,492	(6)	$	1,475,257	$	28,528,548	$	7,869,732

The aggregate cost and accumulated depreciation for tax purposes was approximately $29.9 billion and $7.6 billion, respectively.