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BRKL

Brookline Bancorp
BRKL

Delisted

BRKL was delisted on the 29th of August, 2025.

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189 hedge funds and large institutions have $788M invested in Brookline Bancorp in 2023 Q4 according to their latest regulatory filings, with 28 funds opening new positions, 60 increasing their positions, 59 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

75% more first-time investments, than exits

New positions opened: 28 | Existing positions closed: 16

25% more capital invested

Capital invested by funds: $633M → $788M (+$155M)

6% more funds holding

Funds holding: 179 → 189 (+10)

2.06% more ownership

Funds ownership: 78.33% → 80.39% (+2.1%)

2% more repeat investments, than reductions

Existing positions increased: 60 | Existing positions reduced: 59

91% less call options, than puts

Call options by funds: $17K | Put options by funds: $191K

Holders
189
Holders Change
+10
Holders Change %
+5.59%
% of All Funds
2.76%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
28
Increased
60
Reduced
59
Closed
16
Calls
$17K
Puts
$191K
Net Calls
-$174K
Net Calls Change
-$243K

Top Buyers

Rank Fund Capital Flow
1
Morgan Stanley
Morgan Stanley
New York
+$13.7M
2
Jennison Associates
Jennison Associates
New York
+$8.26M
3
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
+$1.7M
4
BlackRock
BlackRock
New York
+$1.69M
5
HSBC Holdings
HSBC Holdings
United Kingdom
+$1.61M

Top Sellers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
-$5.91M
2
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management
California
-$5.78M
3
First Trust Advisors
First Trust Advisors
Illinois
-$3.18M
4
Renaissance Technologies
Renaissance Technologies
New York
-$1.97M
5
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
-$1.58M
Name Holding Trade Value Shares
Change 		Change in
Stake
Millennium Management
51
Millennium Management
New York
$1.61M -$5.91M -622,596 -81%
CSS
52
Cubist Systematic Strategies
Connecticut
$1.38M +$1.2M +126,205 New
UBS Group
53
UBS Group
Switzerland
$1.33M +$472K +49,710 +69%
Pathstone Holdings
54
Pathstone Holdings
New Jersey
$1.29M +$1.13M +118,564 New
DAS
55
Dynamic Advisor Solutions
Arizona
$1.24M -$60.9K -6,416 -5%
Jane Street
56
Jane Street
New York
$1.21M +$370K +38,995 +55%
Citadel Advisors
57
Citadel Advisors
Florida
$1.13M +$489K +51,509 +98%
Rafferty Asset Management
58
Rafferty Asset Management
New York
$1.12M +$241K +25,406 +33%
VOYA Investment Management
59
VOYA Investment Management
Georgia
$1.11M -$122K -12,899 -11%
UBS AM
60
UBS AM
Illinois
$1.1M – – –
California State Teachers Retirement System (CalSTRS)
61
California State Teachers Retirement System (CalSTRS)
California
$1.02M -$44K -4,637 -5%
State of Tennessee, Department of Treasury
62
State of Tennessee, Department of Treasury
Tennessee
$898K – – –
Comerica Bank
63
Comerica Bank
Texas
$888K -$27K -2,842 -3%
CS
64
Credit Suisse
Switzerland
$887K +$15.9K +1,680 +2%
Canada Life
65
Canada Life
Manitoba, Canada
$877K -$55.9K -5,886 -7%
HF
66
HRT Financial
New York
$850K +$350K +36,862 +90%
TPSF
67
Texas Permanent School Fund
Texas
$837K +$18.3K +1,925 +3%
First Trust Advisors
68
First Trust Advisors
Illinois
$810K -$3.18M -335,266 -82%
T. Rowe Price Associates
69
T. Rowe Price Associates
Maryland
$779K +$22.5K +2,375 +3%
CAPTRUST Financial Advisors
70
CAPTRUST Financial Advisors
North Carolina
$721K -$6.43K -677 -1%
GCP
71
GSA Capital Partners
United Kingdom
$705K +$613K +64,603 New
Susquehanna International Group
72
Susquehanna International Group
Pennsylvania
$695K -$73.6K -7,752 -11%
Commonwealth Equity Services
73
Commonwealth Equity Services
Massachusetts
$672K -$78.8K -8,304 -12%
State of Wisconsin Investment Board
74
State of Wisconsin Investment Board
Wisconsin
$654K -$40.2K -4,238 -7%
HighTower Advisors
75
HighTower Advisors
Illinois
$619K -$12.7K -1,336 -2%
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BRKL Hedge Fund Activity: Q4 2023 in Review

189 of the 6,860 institutional investors tracked by Wall St. Rank reported a position in Brookline Bancorp (BRKL) for Q4 2023, worth a combined $788M — up 25% from $633M a quarter earlier.

Buyers outnumbered sellers: 28 funds opened new BRKL positions and 16 closed out — a net gain of 12 holders — while 60 added to existing stakes and 59 trimmed.

The largest buyer was Morgan Stanley, adding an estimated $13.7M. The largest seller was Millennium Management, cutting an estimated $5.91M.

  • 189 institutional investors held Brookline Bancorp (BRKL) as of Q4 2023, up from 179 in Q3 2023.
  • Funds reported $788M of Brookline Bancorp stock for Q4 2023, up 25% quarter-over-quarter.
  • 28 funds opened new Brookline Bancorp positions in Q4 2023 and 16 closed out, a net change of +12 holders.
  • The largest Brookline Bancorp buyer in Q4 2023 was Morgan Stanley, an estimated $13.7M added.
  • The largest Brookline Bancorp seller in Q4 2023 was Millennium Management, an estimated $5.91M sold.

Based on aggregated 13F filings for Q4 2023.