SEC ownership of HarborOne Bancorp, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001769617.

Comparable stake leader

T. Rowe Price Investment Management, Inc.

Disclosed value leader

T. Rowe Price Investment Management, Inc.

Comparable rows

5/14

Latest evidence

30 Sep 2025

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
5 of 14
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
T. Rowe Price Investment Management, Inc.
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
30 Sep 2025
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001769617
Issuer location
Brockton, MA

Ownership snapshot

Top shareholders of HarborOne Bancorp, Inc. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
T. Rowe Price Investment ...
Disclosed value leader
T. Rowe Price Investment ...
Comparable rows
5/14
Latest evidence
30 Sep 2025
13D/G 3/4/5 Lead comparable stake: 10% 9 rows are not safely comparable across share classes. 13D/G row: T. Rowe Price Investment Management, Inc. Showing 1-8 of 14 holder rows.

Quick read

T. Rowe Price Investment Management, Inc. leads the comparable SEC ownership view at 10%.

5 of 14 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens T. Rowe Price Investment Management, Inc.'s linked filing trail.
Comparable ownership Top 5
T. Rowe Price Investment Manageme... 10%
HarborOne Bank Employee Stock Own... 10%
GLAZER CAPITAL, LLC 7%
VANGUARD GROUP INC 5.2%
ALLIANCEBERNSTEIN L.P. 4.9%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 14 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
T. Rowe Price Investment Management, Inc.
13D/G
10%
$54,690,854
4,475,520 shares
$0 30 Jun 2025
HarborOne Bank Employee Stock Ownership Trust
13D/G
10%
$49,895,909
4,411,663 shares
$0 31 Dec 2024
GLAZER CAPITAL, LLC
13D/G
7%
$41,001,443
3,014,812 shares
+$9,940,716 30 Sep 2025
VANGUARD GROUP INC
13D/G
The Vanguard Group
5.2%
$25,973,423
2,223,752 shares
+$697,051 30 Jun 2025
ALLIANCEBERNSTEIN L.P.
13D/G
4.9%
$24,635,261
2,178,184 shares
$0 30 Sep 2024
James W. Blake
3/4/5
Chief Executive Officer, Director
class O/S missing
$2,263,569
291,697 shares
01 Mar 2023
Gordon Jezard
3/4/5
Director
class O/S missing
$537,558
69,273 shares
01 Mar 2024
Joseph F. Barry
3/4/5
Director
class O/S missing
$467,897
60,296 shares
01 Mar 2024
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 03 Aug 2025.

Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 27 reporting-owner rows connected to HarborOne Bancorp, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
27
Largest Forms 3/4/5 holder
James W. Blake
Net 12M change
$0
Latest report
01 Nov 2025
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
James W. Blake Chief Executive Officer, Director $2,263,569 Mixed 01 Mar 2023
Gordon Jezard Director $537,558 Mixed 01 Mar 2024
Joseph F. Barry Director $467,897 Mixed 01 Mar 2024
Linda Simmons Evp, Cfo $425,822 Mixed 04 May 2023
David B. Reilly EVP, Operations $283,892 Mixed 31 Mar 2023
Patricia M. Williams SVP, Human Resource Officer $272,648 Mixed 01 Mar 2022
Jean Levesque FVP, Interim CFO $114,729 Mixed 01 Mar 2024
Kevin M. Hamel SVP, Chief Information Officer $85,298 Mixed 28 Oct 2022
Paul Roukey FVP, Interim PAO $81,063 Mixed 06 Mar 2024
David P. Frenette Director $0 Mixed 01 Nov 2025
Andreana Santangelo Director $0 Mixed 01 Nov 2025
Susan Bugnacki Stewart SVP, Chief HR Officer $0 Mixed 01 Nov 2025
Joseph E. McQuade EVP, CER Officer $0 Mixed 01 Nov 2025
Inez Friedman-Boyce EVP, Chief Legal Officer $0 Mixed 01 Nov 2025
Brent W. Grable EVP, Chief Information Officer $0 Mixed 01 Nov 2025
William A. Payne Director $0 Mixed 01 Nov 2025
David E. Tryder EVP, Chief Marketing Officer $0 Mixed 01 Nov 2025
H. Scott Sanborn EVP, Chief Lending Officer $0 Mixed 01 Nov 2025
Brenda Carolyn Diepold EVP, Chief Banking Officer $0 Mixed 01 Nov 2025
Stephen W. Finocchio EVP, Chief Financial Officer $0 Mixed 01 Nov 2025

Recent insider transactions for HarborOne Bancorp, Inc.

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Brent W. Grable HONE Common Stock Disposed to Issuer -100% -11,644 0 01 Nov 2025 Direct
Brent W. Grable HONE Common Stock Award 105.9% 5,988 11,644 01 Nov 2025 Direct
Joseph E. McQuade HONE Common Stock Disposed to Issuer -100% -34,776 0 01 Nov 2025 Direct
Joseph E. McQuade HONE Common Stock Award 53.3% 12,093 34,776 01 Nov 2025 Direct
Andreana Santangelo HONE Common Stock Disposed to Issuer -100% -16,665 0 01 Nov 2025 Direct
Susan Bugnacki Stewart HONE Common Stock Disposed to Issuer -100% -16,556 0 01 Nov 2025 Direct
Susan Bugnacki Stewart HONE Common Stock Award 111.9% 8,743 16,556 01 Nov 2025 Direct
Stephen W. Finocchio HONE Common Stock Disposed to Issuer -100% -35,579 0 01 Nov 2025 Direct
Stephen W. Finocchio HONE Common Stock Award 20.4% 6,039 35,579 01 Nov 2025 Direct
Inez Friedman-Boyce HONE Common Stock Disposed to Issuer -100% -43,129 0 01 Nov 2025 Direct
Inez Friedman-Boyce HONE Common Stock Award 46.1% 13,601 43,129 01 Nov 2025 Direct
Inez Friedman-Boyce HONE Stock Option (Right to Buy) Other -100% -10,125 0 01 Nov 2025 Direct
Damian W. Wilmot HONE Common Stock Disposed to Issuer -100% -27,450 0 01 Nov 2025 Direct
Brenda Carolyn Diepold HONE Common Stock Disposed to Issuer -100% -325 0 01 Nov 2025 By 401K
Brenda Carolyn Diepold HONE Common Stock Disposed to Issuer -100% -47,510 0 01 Nov 2025 Direct
Brenda Carolyn Diepold HONE Common Stock Award 35.7% 12,497 47,510 01 Nov 2025 Direct
Brenda Carolyn Diepold HONE Stock Option (Right to Buy) Other -100% -23,451 0 01 Nov 2025 Direct
Anne H. Margulies HONE Common Stock Disposed to Issuer -100% -11,972 0 01 Nov 2025 Direct
David E. Tryder HONE Common Stock Disposed to Issuer -100% -25,761 0 01 Nov 2025 Direct
David E. Tryder HONE Common Stock Award 46% 8,119 25,761 01 Nov 2025 Direct
David E. Tryder HONE Stock Option (Right to Buy) Other -100% -49,840 0 01 Nov 2025 Direct
Michael James Sullivan HONE Common Stock Disposed to Issuer -100% -1,000 0 01 Nov 2025 Held by Double Eagle LLC
Michael James Sullivan HONE Common Stock Disposed to Issuer -100% -85,250 0 01 Nov 2025 Direct
Michael James Sullivan HONE Stock Option (Right to Buy) Other -100% -83,263 0 01 Nov 2025 Direct
Barry R. Koretz HONE Common Stock Disposed to Issuer -100% -65,701 0 01 Nov 2025 Direct
Barry R. Koretz HONE Stock Option (Right to Buy) Other -100% -83,263 0 01 Nov 2025 Direct
David P. Frenette HONE Common Stock Disposed to Issuer -100% -143,633 0 01 Nov 2025 Direct
David P. Frenette HONE Stock Option (Right to Buy) Other -100% -83,263 0 01 Nov 2025 Direct
Timothy R. Lynch HONE Common Stock Disposed to Issuer -100% -63,747 0 01 Nov 2025 Direct
Timothy R. Lynch HONE Stock Option (Right to Buy) Other -100% -83,263 0 01 Nov 2025 Direct
H. Scott Sanborn HONE Common Stock Disposed to Issuer -100% -78,573 0 01 Nov 2025 Direct
H. Scott Sanborn HONE Common Stock Award 25% 15,716 78,573 01 Nov 2025 Direct
H. Scott Sanborn HONE Stock Option (Right to Buy) Other -100% -62,840 0 01 Nov 2025 Direct
Mandy Berman HONE Common Stock Disposed to Issuer -100% -27,488 0 01 Nov 2025 Direct
William A. Payne HONE Common Stock Disposed to Issuer -100% -38,445 0 01 Nov 2025 Direct
William A. Payne HONE Stock Option (Right to Buy) Other -100% -24,979 0 01 Nov 2025 Direct
Joseph F. Casey HONE Common Stock Disposed to Issuer -100% -254,585 0 01 Nov 2025 Direct
Joseph F. Casey HONE Common Stock Disposed to Issuer -100% -139,780 0 01 Nov 2025 By Spouse
Joseph F. Casey HONE Common Stock Award 20.5% 43,309 254,585 01 Nov 2025 Direct
Joseph F. Casey HONE Stock Option (Right to Buy) Other -100% -421,925 0 01 Nov 2025 Direct
* marks a reported price that did not pass the local price check.
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