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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
Bank of New York Mellon
26
Bank of New York Mellon
New York
$102M -$1.86M -26,327 -2%
Barclays
27
Barclays
United Kingdom
$93.8M +$11.6M +163,949 +15%
Citadel Advisors
28
Citadel Advisors
Florida
$82M +$48M +680,056 +161%
Ameriprise
29
Ameriprise
Minnesota
$77.3M -$4.49M -63,576 -6%
N
30
Nuveen
North Carolina
$74.5M -$357K -5,052 -0.5%
UBS Group
31
UBS Group
Switzerland
$71.7M +$6.73M +95,341 +11%
Franklin Resources
32
Franklin Resources
California
$70.1M +$5.12M +72,548 +8%
CIMLRA
33
CBRE Investment Management Listed Real Assets
Pennsylvania
$65.5M +$53.2M +754,104 +593%
DPIM
34
Duff & Phelps Investment Management
Illinois
$61.6M -$9.37M -132,805 -14%
T. Rowe Price Associates
35
T. Rowe Price Associates
Maryland
$61.5M +$43.6M +617,885 +295%
Royal Bank of Canada
36
Royal Bank of Canada
Ontario, Canada
$56.6M +$5.79M +82,020 +12%
Sumitomo Mitsui Trust Group
37
Sumitomo Mitsui Trust Group
Japan
$52.8M -$6.81M -96,560 -12%
DWRES
38
Divco West Real Estate Services
California
$50.6M – – –
Principal Financial Group
39
Principal Financial Group
Iowa
$50.3M -$1.14M -16,170 -2%
Russell Investments Group
40
Russell Investments Group
United Kingdom
$49.5M +$27.8M +393,255 +146%
HSBC Holdings
41
HSBC Holdings
United Kingdom
$48.5M +$9.44M +133,821 +26%
SO
42
STRS Ohio
Ohio
$48.4M +$11.3M +160,330 +33%
Amundi
43
Amundi
France
$43.9M -$8.32M -117,873 -17%
State of Tennessee, Department of Treasury
44
State of Tennessee, Department of Treasury
Tennessee
$40.8M +$9.06M +128,420 +31%
SM
45
Senvest Management
New York
$40.6M -$95.9M -1,358,633 -71%
BAMCO Inc
46
BAMCO Inc
New York
$40.4M -$2M -28,349 -5%
Canada Life
47
Canada Life
Manitoba, Canada
$34.2M +$3.46M +49,066 +12%
Swiss National Bank
48
Swiss National Bank
Switzerland
$32.2M -$1.54M -21,800 -5%
Envestnet Asset Management
49
Envestnet Asset Management
Illinois
$30.7M -$4.11M -58,172 -12%
Mitsubishi UFJ Asset Management
50
Mitsubishi UFJ Asset Management
Japan
$30.6M +$775K +10,975 +3%
1
2
3 4 5

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.