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Boston Properties
BXP

617 hedge funds and large institutions have $12.1B invested in Boston Properties in 2025 Q3 according to their latest regulatory filings, with 78 funds opening new positions, 226 increasing their positions, 210 reducing their positions, and 67 closing their positions.

New
Increased
Maintained
Reduced
Closed

16% more first-time investments, than exits

New positions opened: 78 | Existing positions closed: 67

1% more funds holding

Funds holding: 610 → 617 (+7)

8% more repeat investments, than reductions

Existing positions increased: 226 | Existing positions reduced: 210

5% more capital invested

Capital invested by funds: $11.5B → $12.1B (+$574M)

0% more call options, than puts

Call options by funds: $126M | Put options by funds: $125M

5.24% less ownership

Funds ownership: 107.76% → 102.52% (-5.2%)

40% less funds holding in top 10

Funds holding in top 10: 5 → 3 (-2)

Holders
617
Holders Change
+7
Holders Change %
+1.15%
% of All Funds
8.1%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.04%
New
78
Increased
226
Reduced
210
Closed
67
Calls
$126M
Puts
$125M
Net Calls
+$158K
Net Calls Change
-$12.9M

Top Buyers

1
Cohen & Steers
Cohen & Steers
New York
+$407M
2
Invesco
Invesco
Georgia
+$85.2M
3
Morgan Stanley
Morgan Stanley
New York
+$69.5M
4
Daiwa Securities Group
Daiwa Securities Group
Japan
+$61.7M
5
Deutsche Bank
Deutsche Bank
Germany
+$59.7M

Top Sellers

1
UBS AM
UBS AM
Illinois
-$189M
2
BlackRock
BlackRock
New York
-$120M
3
SM
Senvest Management
New York
-$95.9M
4
Allspring Global Investments
Allspring Global Investments
North Carolina
-$87.7M
5
JP Morgan Chase
JP Morgan Chase
New York
-$73M
Name Holding Trade Value Shares
Change 		Change in
Stake
TD Asset Management
176
TD Asset Management
Ontario, Canada
$2.93M +$52.9K +749 +2%
Jane Street
177
Jane Street
New York
$2.82M +$1.88M +26,654 +236%
National Bank of Canada
178
National Bank of Canada
Quebec, Canada
$2.8M -$5.25M -74,438 -66%
CNB
179
Czech National Bank
Czech Republic
$2.78M +$127K +1,804 +5%
BBVA
180
Banco Bilbao Vizcaya Argentaria
Spain
$2.76M +$96.2K +1,363 +4%
AV
181
ASR Vermogensbeheer
Netherlands
$2.65M -$28.6K -405 -1%
RFC
182
Regions Financial Corp
Alabama
$2.65M +$21K +297 +0.8%
TAF
183
Tredje AP-fonden
Sweden
$2.64M +$554K +7,856 +28%
Mercer Global Advisors
184
Mercer Global Advisors
Colorado
$2.63M +$43K +609 +2%
Stifel Financial
185
Stifel Financial
Missouri
$2.59M -$102K -1,443 -4%
NYLIM
186
New York Life Investment Management
New York
$2.59M -$19.3K -273 -0.8%
BBHC
187
Brown Brothers Harriman & Co
New York
$2.58M +$41.5K +588 +2%
VA
188
Vident Advisory
Georgia
$2.51M +$261K +3,692 +12%
Corient Private Wealth
189
Corient Private Wealth
Florida
$2.51M -$309K -4,380 -11%
SLAM
190
Swiss Life Asset Management
$2.46M +$828K +11,736 +55%
Public Sector Pension Investment Board (PSP Investments)
191
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$2.36M +$90.8K +1,286 +4%
ProShare Advisors
192
ProShare Advisors
Maryland
$2.35M +$105K +1,494 +5%
Mirae Asset Global Investments
193
Mirae Asset Global Investments
South Korea
$2.31M +$195K +2,760 +10%
Verition Fund Management
194
Verition Fund Management
Connecticut
$2.26M -$903K -12,796 -30%
Mirae Asset Global ETFs Holdings
195
Mirae Asset Global ETFs Holdings
Hong Kong
$2.25M +$1.16M +16,492 +122%
EL
196
Essex LLC
Illinois
$2.24M -$62.8K -890 -3%
MML Investors Services
197
MML Investors Services
Massachusetts
$2.22M -$758K -10,738 -26%
NAAA
198
New Age Alpha Advisors
New York
$2.2M -$201K -2,852 -9%
Wolverine Trading
199
Wolverine Trading
Illinois
$2.17M +$414K +5,868 +26%
Pathstone Holdings
200
Pathstone Holdings
New Jersey
$2.15M -$74.8K -1,060 -4%
6 7
8
9 10

BXP Hedge Fund Activity: Q3 2025 in Review

617 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Boston Properties (BXP) for Q3 2025, worth a combined $12.1B — up 5% from $11.5B a quarter earlier.

Buyers outnumbered sellers: 78 funds opened new BXP positions and 67 closed out — a net gain of 11 holders — while 226 added to existing stakes and 210 trimmed.

The largest buyer was Cohen & Steers, adding an estimated $407M. The largest seller was UBS AM, cutting an estimated $189M.

  • 617 institutional investors held Boston Properties (BXP) as of Q3 2025, up from 610 in Q2 2025.
  • Funds reported $12.1B of Boston Properties stock for Q3 2025, up 5% quarter-over-quarter.
  • 78 funds opened new Boston Properties positions in Q3 2025 and 67 closed out, a net change of +11 holders.
  • The largest Boston Properties buyer in Q3 2025 was Cohen & Steers, an estimated $407M added.
  • The largest Boston Properties seller in Q3 2025 was UBS AM, an estimated $189M sold.

Based on aggregated 13F filings for Q3 2025.