# EDGAR Filing Document

**Accession Number:** 0001049782
**File Stem:** 0001104659-23-039851
**Filing Date:** 2023-3
**Character Count:** 1099
**Document Hash:** 0c3d5ffe2f842bce85eb96fd6851bcd1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-23-039851.hdr.sgml**: 20230331

**ACCESSION NUMBER**: 0001104659-23-039851

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20221231

**FILED AS OF DATE**: 20230331

**DATE AS OF CHANGE**: 20230331

**EFFECTIVENESS DATE**: 20230331

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BROOKLINE BANCORP INC
- **CENTRAL INDEX KEY:** 0001049782
- **STANDARD INDUSTRIAL CLASSIFICATION:** SAVINGS INSTITUTION, FEDERALLY CHARTERED [6035]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-23695
- **FILM NUMBER:** 23784377

**BUSINESS ADDRESS:**
- **STREET 1:** 131 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** 617-425-4600

**MAIL ADDRESS:**
- **STREET 1:** 131 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116

### Attached PDF Documents

**Attachment 1:** `tm2310018d2_ars.pdf`

_No text found in this document._