Boston Properties

BXP • NYSE

Boston Properties is a reit - office company in the real estate sector on NYSE, led by Owen D. Thomas, with a market cap of $11.3B. As of Q3 2025, 102% of shares are held by 598 institutional investors, with VANGUARD GROUP INC as the largest holder at 15.24%.

Chief Executive OfficerOwen D. Thomas

Market Cap$11.3B

REIT - Office

Real Estate

Employees836.0

Websitebxp.com

Country

United States of America

Overview

Overview of institutional ownership in BXP as of Q3 2025 with a market cap of $11.8B

All Institutions

Institutions: 598
Value Held: $12.0B
Shares Held: 161.4M
Avg Position: $20.1M
Median Position: $597.3K

Hedge Funds

Hedge Funds: 32
Value Held: $238.9M
Shares Held: 3.2M
Avg Position: $7.5M
Median Position: $1.5M

Ownership Breakdown

Institutional (non-HF)

100.11%

$11.8B

Hedge Funds

2.03%

$238.9M

Retail & Other

Based on market cap of $11.8B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in BXP as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
VANGUARD GROUP INC Institution	Salim Ramji CEO	$1.8B 0.03% of portfolio	15.24% 24.1M shares	≤ Q2 2013 Held for 12y 5m+	$6.69T
B BlackRock, Inc. Institution	-	$1.3B 0.02% of portfolio	11.24% 17.8M shares	≤ Q2 2013 Held for 12y 5m+	$5.67T
STATE STREET CORP Institution	Ronald P. O'Hanley CEO	$848.1M 0.03% of portfolio	7.14% 11.3M shares	≤ Q2 2013 Held for 12y 5m+	$2.88T
COHEN & STEERS INC Institution	Joseph M. Harvey CEO	$808.8M 1.48% of portfolio	6.87% 10.9M shares	Q2 2024 Held for 1y 5m	$54.7B
A APG Asset Management US Inc. Pension/Endowment	Matilde Segarra Van Es CEO	$564.9M 4.17% of portfolio	4.67% 7.4M shares	≤ Q2 2013 Held for 12y 5m+	$13.5B
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$312.1M 0.02% of portfolio	2.66% 4.2M shares	≤ Q2 2013 Held for 12y 5m+	$1.57T
Invesco Ltd. ETF Provider	Brian Christopher Hartigan CEO	$289.7M 0.05% of portfolio	2.46% 3.9M shares	≤ Q2 2013 Held for 12y 5m+	$633.08B
MORGAN STANLEY RIA/Wealth	Jed Finn CEO	$282.9M 0.02% of portfolio	2.40% 3.8M shares	≤ Q2 2013 Held for 12y 5m+	$1.65T
Robeco Investment Management, Inc. Long Only Manager	Joseph Francis Feeney CEO	$263.0M 0.27% of portfolio	2.23% 3.5M shares	Q1 2025 Held for 8 months	$97.8B
F First Eagle Investment Management, LLC Long Only Manager	Mehdi Asif Mahmud CEO	$262.6M 0.48% of portfolio	2.23% 3.5M shares	Q2 2020 Held for 5y 5m	$54.9B

Net Capital Flow

Institutional buying and selling activity for BXP in Q3 2025

Traded: +$407.3M
Buyers: 299
Sellers: 267
Total Bought: +$1.3B
Total Sold: −$883.4M
Avg Position: $18.2M

Biggest Buyers

Institution	Net Bought	Current Position
COHEN & STEERS INC Institution	+$428.3M +5.8M shares	$808.8M 10.9M shares
Invesco Ltd. ETF Provider	+$89.8M +1.2M shares	$289.7M 3.9M shares
MORGAN STANLEY RIA/Wealth	+$73.2M +984.9K shares	$282.9M 3.8M shares
D Daiwa Securities Group Inc. Institution	+$65.0M +874.0K shares	$149.6M 2.0M shares
$DEUTSCHE BANK AG\ logo$ DEUTSCHE BANK AG\ Institution	+$62.9M +846.1K shares	$123.6M 1.7M shares
CBRE CLARION SECURITIES LLC Real Assets	+$56.1M +754.1K shares	$65.5M 881.2K shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$50.6M +680.1K shares	$82.0M 1.1M shares
PRICE T ROWE ASSOCIATES INC /MD/ Long Only Manager	+$45.9M +617.9K shares	$61.5M 827.1K shares
Robeco Investment Management, Inc. Long Only Manager	+$39.3M +529.2K shares	$263.0M 3.5M shares
R Russell Investments Group, Ltd. RIA/Wealth	+$29.3M +393.3K shares	$49.5M 663.4K shares

Biggest Sellers

Institution	Net Sold	Current Position
B BlackRock, Inc. Institution	−$126.7M −1.7M shares	$1.3B 17.8M shares
RIMA SENVEST MANAGEMENT, L.L.C. Hedge Fund•Multi-Strategy	−$101.0M −1.4M shares	$40.6M 545.7K shares
Allspring Global Investments Holdings, LLC Long Only Manager	−$94.9M −1.2M shares	$218.7M 2.9M shares
JPMORGAN CHASE & CO Institution	−$76.9M −1.0M shares	$218.4M 2.9M shares
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	−$62.8M −930.8K shares	Sold Off 0 shares
Clark Capital Management Group, Inc. RIA/Wealth	−$45.8M −679.3K shares	Sold Off 0 shares
L LEGAL & GENERAL GROUP PLC Institution	−$36.5M −491.4K shares	$111.5M 1.5M shares
VANGUARD GROUP INC Institution	−$24.7M −332.2K shares	$1.8B 24.1M shares
GOLDMAN SACHS GROUP INC Institution	−$23.1M −311.0K shares	$174.8M 2.4M shares
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ Long Only Manager	−$17.8M −239.5K shares	$111.7M 1.5M shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited BXP in Q3 2025

New Positions: 30
New Value: $9.7M
Exited Positions: 63
Exited Value: $174.0M

New Positions

Institution	Position Value
T TENOR CAPITAL MANAGEMENT Co., L.P. Hedge Fund•Multi-Strategy	$4.2M 56.2K shares
M MIZUHO MARKETS AMERICAS LLC Institution	$1.9M 25.1K shares
Strathmore Capital Advisors, Inc. RIA/Wealth	$1.3M 17.2K shares
P Palogic Value Management, L.P. RIA/Wealth	$851.5K 11.5K shares
Fortress Investment Group LLC RIA/Wealth	$317.8K 4.3K shares
Kestra Advisory Services, LLC RIA/Wealth	$314.6K 4.2K shares
Fidelis Capital Partners, LLC RIA/Wealth	$209.9K 2.8K shares
Warwick Investment Management, Inc. Private Equity	$204.5K 2.8K shares
HBK Sorce Advisory LLC Hedge Fund•Multi-Strategy	$204.3K 2.8K shares
Triumph Capital Management RIA/Wealth	$129.4K 1.7K shares

Exited Positions

Institution	Previous Position
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	$62.8M 930.8K shares
Clark Capital Management Group, Inc. RIA/Wealth	$45.8M 679.3K shares
A AXA Institution	$10.9M 161.3K shares
E Employees Retirement System of Texas Institution	$7.6M 112.3K shares
CAPITAL FUND MANAGEMENT S.A. Hedge Fund•Quant Macro	$7.4M 110.3K shares
E Eisler Capital Management Ltd. Institution	$5.4M 79.5K shares
X XTX Topco Ltd Institution	$4.5M 66.8K shares
E Erste Asset Management GmbH Institution	$3.6M 52.7K shares
Groupe la Francaise Fund of Funds	$3.1M 45.8K shares
BALYASNY ASSET MANAGEMENT LLC Hedge Fund•Multi-Strategy	$2.2M 32.0K shares

Options Activity

Institutions with the largest Call and Put options positions in BXP as of Q3 2025

Call Positions: 16
Call Value: $100.6M
Put Positions: 19
Put Value: $114.1M

Call Positions

Institution	Position Value
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$23.3M 3.1K contracts
Walleye Trading LLC RIA/Wealth	$15.8M 2.1K contracts
Caption Management, LLC Hedge Fund•Long/Short	$14.1M 1.9K contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$7.8M 1.1K contracts
J JANE STREET GROUP, LLC Institution	$7.5M 1.0K contracts
P Parallax Volatility Advisers, LLC Hedge Fund•Vol Arbitrage	$7.4M 1.0K contracts
P PEAK6 LLC Institution	$4.8M 647.0 contracts
T Twin Tree Management, LP Hedge Fund•Vol Arbitrage	$4.5M 607.0 contracts
LANDMARK INVESTMENT PARTNERS, L.P. Hedge Fund•Long/Short	$3.9M 520.0 contracts
Centiva Capital, LP Hedge Fund•Multi-Strategy	$3.7M 495.0 contracts

Put Positions

Institution	Position Value
Caption Management, LLC Hedge Fund•Long/Short	$44.2M 5.9K contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$16.8M 2.3K contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$13.7M 1.8K contracts
P Parallax Volatility Advisers, LLC Hedge Fund•Vol Arbitrage	$7.4M 1.0K contracts
W WOLVERINE TRADING, LLC Institution	$6.0M 790.0 contracts
P Portman Square Capital LLP Hedge Fund•Vol Arbitrage	$5.2M 700.0 contracts
Centiva Capital, LP Hedge Fund•Multi-Strategy	$3.7M 495.0 contracts
R ROYAL BANK OF CANADA Institution	$3.4M 455.0 contracts
P PEAK6 LLC Institution	$3.1M 418.0 contracts
Crawford Fund Management, LLC Hedge Fund•Long/Short	$2.6M 352.0 contracts

Most Committed Institutions

Institutions with BXP as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Divco West Real Estate Services, LLC Real Assets	Stuart Zachary Shiff CEO	47.01% $50.6M	0.43% 680.5K shares	Q4 2022 Held for 2y 11m	$107.6M
A APG Asset Management US Inc. Pension/Endowment	Matilde Segarra Van Es CEO	4.17% $564.9M	4.67% 7.4M shares	≤ Q2 2013 Held for 12y 5m+	$13.5B
Riverview Capital Advisers, LLC RIA/Wealth	Paula J Pienkowska Managing Partner	2.97% $9.9M	0.08% 133.3K shares	Q2 2023 Held for 2y 5m	$333.3M
Masterton Capital Management, LP Hedge Fund•Long/Short	Stephen Michael Mykijewycz CEO	2.95% $5.4M	0.05% 72.5K shares	Q2 2024 Held for 1y 5m	$182.4M
Green Street Investors, LLC Real Assets	Craig Arthur Leupold CEO	2.17% $3.8M	0.03% 51.6K shares	Q2 2025 Held for 5 months	$177.0M
LINDEN ADVISORS LP Hedge Fund•Multi-Strategy	Siu Min (Joe) Wong CEO	1.93% $18.7M	0.16% 251.9K shares	Q3 2025 Held for 2 months	$971.4M
Vert Asset Management LLC Institution	Sarah Jessica Adams Managing Partner	1.70% $5.1M	0.04% 68.0K shares	Q4 2021 Held for 3y 11m	$297.4M
COHEN & STEERS INC Institution	Joseph M. Harvey CEO	1.48% $808.8M	6.87% 10.9M shares	Q2 2024 Held for 1y 5m	$54.7B
Altrius Capital Management Inc RIA/Wealth	James Michael Russo CEO	1.48% $5.5M	0.05% 73.5K shares	Q3 2023 Held for 2y 2m	$369.9M
A Adelante Capital Management LLC Real Assets	Michael Anthony Torres CEO	1.42% $21.2M	0.18% 285.3K shares	Q4 2018 Held for 6y 11m	$1.5B