Brookline Bancorp Ownership | Who Owns Brookline Bancorp?

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Brookline Bancorp Ownership Summary

Brookline Bancorp is owned by 83.84% institutional investors, 2.72% insiders, and 13.43% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 14.55% of BRKL shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 5.99% of its assets in Brookline Bancorp shares.

BRKL Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Brookline Bancorp	83.84%	2.72%	13.43%
Sector	Financial Services Stocks	71.97%	15.45%	12.58%
Industry	Regional Banks Stocks	38.06%	12.02%	49.92%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock funding, inc. /de	12.95M	14.55%	$152.82M
Blackrock	12.86M	14.47%	$107.40M
Vanguard group	9.57M	10.75%	$112.94M
Dimensional fund advisors lp	5.26M	5.90%	$62.01M
Fuller & thaler asset management	4.62M	5.19%	$54.52M
State street	4.49M	5.05%	$53.04M
Jennison associates	3.13M	3.52%	$36.97M
Geode capital management	2.08M	2.33%	$24.52M
American century companies	1.90M	2.14%	$22.46M
Morgan stanley	1.47M	1.66%	$12.29M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Cm management	180.00K	1.90%	$2.12M
Mendon capital advisors	300.00K	1.74%	$3.54M
M3f	477.18K	1.63%	$5.63M
Ejf capital	66.96K	0.54%	$790.13K
Canton hathaway	182.29K	0.54%	$2.15M
Inspire advisors	185.78K	0.27%	$2.19M
Slocum, gordon & co llp	23.09K	0.22%	$272.43K
Fuller & thaler asset management	4.62M	0.21%	$54.52M
Quest partners	83.36K	0.13%	$983.59K
Bridgeway capital management	455.13K	0.12%	$5.37M

Top Buyers

Holder	Shares	% Assets	Change
Ubs group	976.57K	0.00%	792.18K
Qube research	711.96K	0.01%	647.86K
Goldman sachs group	1.38M	0.00%	640.82K
Invesco	1.04M	0.00%	565.72K
Pentwater capital management lp	500.00K	0.07%	500.00K

Top Sellers

Holder	Shares	% Assets	Change
Massachusetts financial services co /ma/	-	-	-1.92M
Fj capital management	-	-	-1.59M
Brandywine global investment management	-	-	-398.84K
Cubist systematic strategies	62.27K	0.00%	-346.71K
M3f	477.18K	1.63%	-317.12K

New Positions

Holder	Shares	% Assets	Change	Value
Pentwater capital management lp	500.00K	0.07%	500.00K	$5.90M
Norges bank	432.88K	0.00%	432.88K	$3.61M
Aqr arbitrage	402.29K	0.10%	402.29K	$4.75M
Rmb capital management	300.00K	0.08%	300.00K	$3.54M
Mendon capital advisors	300.00K	1.74%	300.00K	$3.54M

Sold Out

Holder	Change
Innealta capital	-5.00
Mendota financial group	-5.00
Parkside financial bank & trust	-12.00
Nelson, van denburg & campbell wealth management group	-18.00
Covestor	-149.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2025	228	4.59%	74,708,464	0.24%	83	1.20%	100	-8.26%	79	25.40%
Dec 31, 2024	214	-2.28%	74,350,481	2.87%	83	1.27%	106	-4.50%	62	-15.07%
Sep 30, 2024	219	10.05%	72,277,189	0.20%	81	1.23%	111	6.73%	73	19.67%
Jun 30, 2024	195	3.72%	72,085,452	1.39%	81	1.27%	103	22.62%	59	9.26%
Mar 31, 2024	188	-0.53%	71,095,809	1.54%	79	1.29%	84	-4.55%	54	-6.90%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Core S&P Small-Cap ETF	5.34M	5.99%	-3.32K
FullerThaler Behavioral Small-Cap Value	4.19M	4.70%	-13.87K
Undiscovered Managers Behavioral Val L	3.98M	4.47%	-
Vanguard Total Stock Mkt Idx Inv	2.66M	2.99%	1.40K
Vanguard US Total Market Shares ETF	2.67M	2.97%	-
iShares Russell 2000 ETF	2.17M	2.43%	1.06K
Vanguard Small Cap Index	2.13M	2.39%	16.91K
Avantis US Small Cap Value ETF	1.63M	1.83%	-
Vanguard Institutional Extnd Mkt Idx Tr	1.39M	1.56%	1.73K
Vanguard Small Cap Value Index Inv	1.37M	1.54%	4.17K

Recent Insider Transactions

Date	Name	Role	Activity	Value
May 08, 2024	Hollister Thomas J	-	Buy	$20.93K
Apr 29, 2024	Hill Willard I JR	-	Buy	$16.88K
Mar 12, 2024	Cosman James M	Chief Operations Officer	Sell	$154.56K
Mar 08, 2024	Cosman James M	Chief Operations Officer	Sell	$160.00K
Nov 07, 2023	HACKETT JOHN A	-	Sell	$31.95K

Insider Transactions Trends

Date	Buy	Sell
2024 Q2	2	-
2024 Q1	-	2
2023 Q4	1	1
2023 Q3	-	-
2023 Q2	6	-

BRKL Ownership FAQ

Who Owns Brookline Bancorp?

Brookline Bancorp shareholders are primarily institutional investors at 83.84%, followed by 2.72% insiders and 13.44% retail investors. The average institutional ownership in Brookline Bancorp's industry, Regional Banks Stocks, is 38.06%, which Brookline Bancorp exceeds.

Who owns the most shares of Brookline Bancorp?

Brookline Bancorp’s largest shareholders are Blackrock funding, inc. /de (12.95M shares, 14.55%), Blackrock (12.86M shares, 14.47%), and Vanguard group (9.57M shares, 10.75%). Together, they hold 39.77% of Brookline Bancorp’s total shares outstanding.

Does Blackrock own Brookline Bancorp?

Yes, BlackRock owns 14.47% of Brookline Bancorp, totaling 12.86M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 107.4M$. In the last quarter, BlackRock decreased its holdings by -191K shares, a -1.47% change.

Who is Brookline Bancorp’s biggest shareholder by percentage of total assets invested?

Cm management is Brookline Bancorp’s biggest shareholder by percentage of total assets invested, with 1.90% of its assets in 180K Brookline Bancorp shares, valued at 2.12M$.

Who is the top mutual fund holder of Brookline Bancorp shares?

iShares Core S&P Small-Cap ETF is the top mutual fund holder of Brookline Bancorp shares, with 5.99% of its total shares outstanding invested in 5.34M Brookline Bancorp shares.

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