Filer Snapshot

BROOKLINE BANCORP INC

CIK 0001049782. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Company

Total filings

1,457

Latest filing

09 Oct 2025

Industry

n/a

Filing-backed research brief

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Latest signal: SEC filing timeline only. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

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Largest parsed holding

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Populates from the latest parsed 13F information table.

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13D/G large stake

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No recent parsed 13D/G stake row for this CIK.

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Source: SEC Schedule 13D/G

SCHEDULE 13G/A filed on 09 Oct 2025 for CIK 0001049782.

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At a glance Names, identifiers, and filing context for this profile. 1 identity field
Business address
131 Clarendon Street, Boston, MA, 02116
EDGAR profile Static EDGAR fields kept behind disclosure so the main profile stays readable. 2 profile fields available
Incorporated in
DE
Fiscal year end
31 December

Filer intelligence

What SEC filings say about BROOKLINE BANCORP INC

A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.

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SEC source mix

Counts show available parsed rows, not one combined ownership total.

No XML rows yet
13F portfolio No rows yet

Quarterly institutional portfolio holdings.

13D/G stakes No rows yet

Beneficial ownership and large-stake disclosures.

Forms 3/4/5 No rows yet

Officer, director, and 10% owner holdings or transactions.

No parsed ownership summary yet

We still show the SEC filing timeline below. The intelligence summary will populate when parsed 13F, 13D/G, or Forms 3/4/5 data exists for this CIK.

SEC filing record

CIK 0001049782 filing coverage

Start with this filing record, then use the linked ownership pages when parsed 13F, 13D/G, Forms 3/4/5, or facts data exists for this CIK.

SEC filings
1,457
First seen
18 Nov 1997
Latest filing
09 Oct 2025
Entity
Company

Observed form types

SCHEDULE 13G/A 15-12G 25-NSE S-8 POS 4 8-K 4/A 10-Q SCHEDULE 13G 425 +24 more

CIK-linked evidence first

BROOKLINE BANCORP INC SEC filings Open SEC filing index

Latest Filings

Showing the latest 12 of 1,000 SEC filings for BROOKLINE BANCORP INC.

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SCHEDULE 13G/A File 005-78850

SCHEDULE 13G/A filing

Filing date
09 Oct 2025
Reporting date
Not listed
SEC evidence
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15-12G File 000-23695

15-12G

Filing date
12 Sep 2025
Reporting date
Not listed
SEC evidence
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25-NSE File 000-23695

25-NSE filing

Filing date
02 Sep 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
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S-8 POS File 333-80875

FORM S-8 POS

Filing date
02 Sep 2025
Reporting date
Not listed
SEC evidence
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S-8 POS File 333-114571

FORM S-8 POS

Filing date
02 Sep 2025
Reporting date
Not listed
SEC evidence
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S-8 POS File 333-175255

FORM S-8 POS

Filing date
02 Sep 2025
Reporting date
Not listed
SEC evidence
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4

FORM 4

Filing date
02 Sep 2025
Reporting date
01 Sep 2025
SEC evidence
Open document Open filing
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S-8 POS File 333-197317

FORM S-8 POS

Filing date
02 Sep 2025
Reporting date
Not listed
SEC evidence
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S-8 POS File 333-256081

FORM S-8 POS

Filing date
02 Sep 2025
Reporting date
Not listed
SEC evidence
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4

FORM 4

Filing date
02 Sep 2025
Reporting date
01 Sep 2025
SEC evidence
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4

FORM 4

Filing date
02 Sep 2025
Reporting date
01 Sep 2025
SEC evidence
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