Eastern Bankshares's top three insider shareholders as of September 29, 2026 are Robert Francis Rivers (Executive Chair, 458.28K shares), Richard Edward Holbrook (Director, 279.00K shares), Richard Corey Bane (Director, 198.50K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Robert Francis Rivers | Executive Chair | 458,282 | 0 | 458,282 | 16.9% | 05 Mar, 2026 |
| 2 | Richard Edward Holbrook | Director | 278,998 | 0 | 278,998 | 10.3% | 20 May, 2026 |
| 3 | Richard Corey Bane | Director | 198,498 | 0 | 198,498 | 7.3% | 15 Sep, 2026 |
| 4 | Peter Kenneth Markell | Director | 182,498 | 0 | 182,498 | 6.7% | 20 May, 2026 |
| 5 | James Burke Fitzgerald | Chief Financial Officer | 154,954 | 0 | 154,954 | 5.7% | 05 Mar, 2024 |
| 6 | Joseph Chung | Director | 132,498 | 0 | 132,498 | 4.9% | 20 May, 2026 |
| 7 | Michael James Sullivan | Director | 132,206 | 0 | 132,206 | 4.9% | 20 May, 2026 |
| 8 | Paul Davis Spiess | Director | 124,443 | 0 | 124,443 | 4.6% | 15 May, 2024 |
| 9 | Diane Hessan | Director | 122,498 | 0 | 122,498 | 4.5% | 20 May, 2026 |
| 10 | Greg Allen Sr. Shell | Director | 118,419 | 0 | 118,419 | 4.4% | 06 Dec, 2022 |
| 11 | Leon Aghababai Palandjian | Director | 99,561 | 0 | 99,561 | 3.7% | 20 May, 2026 |
| 12 | Paul Martin Connolly | Director | 86,943 | 0 | 86,943 | 3.2% | 15 May, 2024 |
| 13 | Bari A Harlam | Director | 81,967 | 0 | 81,967 | 3.0% | 20 May, 2026 |
| 14 | Deborah C Jackson | Director | 75,339 | 0 | 75,339 | 2.8% | 20 May, 2026 |
| 15 | Quincy Lee Miller | President | 66,538 | 0 | 66,538 | 2.4% | 05 Mar, 2026 |
| 16 | Steven Louis Antonakes | Executive Vp | 61,790 | 0 | 61,790 | 2.3% | 02 Sep, 2026 |
| 17 | Joseph F Casey | Director | 0 | 60,301 | 60,301 | 2.2% | 26 Aug, 2026 |
| 18 | Kathleen Cloherty Henry | Executive Vp, General Counsel | 43,146 | 0 | 43,146 | 1.6% | 03 Sep, 2026 |
| 19 | Daniel J Sullivan | Chief Credit Officer | 41,518 | 0 | 41,518 | 1.5% | 03 Mar, 2023 |
| 20 | Barbara Jane Heinemann | Executive Vp | 26,531 | 0 | 26,531 | 1.0% | 03 Mar, 2023 |
| 21 | Donald Michael Westermann | Chief Information Officer | 22,565 | 0 | 22,565 | 0.8% | 02 Sep, 2026 |
| 22 | Luis Borgen | Director | 20,475 | 0 | 20,475 | 0.8% | 07 Jul, 2026 |
| 23 | R David Rosato | Chief Financial Officer | 18,734 | 0 | 18,734 | 0.7% | 04 Sep, 2026 |
| 24 | Andargachew S Zelleke | Director | 13,595 | 0 | 13,595 | 0.5% | 20 May, 2026 |
| 25 | Cathleen Agnes Schmidt | Director | 13,011 | 0 | 13,011 | 0.5% | 20 May, 2026 |
| 26 | David Andrew Ahlquist | Svp, Chief Accounting Officer | 12,972 | 0 | 12,972 | 0.5% | 05 Mar, 2026 |
| 27 | Linda Marie Williams | Director | 12,751 | 0 | 12,751 | 0.5% | 20 May, 2026 |
| 28 | Marisa Harney | Director | 12,751 | 0 | 12,751 | 0.5% | 20 May, 2026 |
| 29 | Sujata Yadav | Evp, Chief Marketing Officer | 11,699 | 0 | 11,699 | 0.4% | 03 Mar, 2023 |
| 30 | Matthew Adam Osborne | Officer | 11,510 | 0 | 11,510 | 0.4% | 03 Mar, 2023 |
| 31 | Gregory Paul Buscone | Officer | 6,512 | 0 | 6,512 | 0.2% | 03 Mar, 2023 |
| 32 | Timothy Joseph Lodge | Ceo, Eastern Insurance Group | 5,031 | 0 | 5,031 | 0.2% | 03 Mar, 2023 |
| 33 | Denis K Sheahan | Chief Executive Officer | 4,445 | 0 | 4,445 | 0.2% | 04 Sep, 2026 |
| 34 | Martha A Dean | Evp, Dir. Of Operations | 3,099 | 0 | 3,099 | 0.1% | 03 Mar, 2023 |
| 35 | Nancy Huntington Stager | Executive Vp | 0 | 2,456 | 2,456 | 0.1% | 05 Dec, 2023 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 03 Sep, 2026 | R David Rosato | Chief Financial Officer | Acquired M | 11,356 | $0.00 | $0 | 22,088 | Direct |
| 03 Sep, 2026 | Denis K Sheahan | Chief Executive Officer | Acquired M | 8,607 | $0.00 | $0 | 8,607 | Direct |
| 03 Sep, 2026 | Denis K Sheahan | Chief Executive Officer | Disposed F | 4,162 | $22.08 | $91.90K | 4,445 | Direct |
| 03 Sep, 2026 | R David Rosato | Chief Financial Officer | Disposed F | 3,354 | $22.08 | $74.06K | 18,734 | Direct |
| 03 Sep, 2026 | R David Rosato | Chief Financial Officer | Disposed M | 11,356 | $0.00 | $0 | 11,358 | Direct |
| 03 Sep, 2026 | Denis K Sheahan | Chief Executive Officer | Disposed M | 8,607 | $0.00 | $0 | 8,608 | Direct |
| 02 Sep, 2026 | Kathleen Cloherty Henry | Executive Vp, General Counsel | Disposed S | 14,000 | $21.68 | $303.52K | 43,146 | Direct |
| 01 Sep, 2026 | Donald Michael Westermann | Chief Information Officer | Disposed S | 10,407 | $21.77 | $226.56K | 22,565 | Direct |
| 01 Sep, 2026 | Steven Louis Antonakes | Executive Vp | Disposed S | 13,500 | $21.95 | $296.33K | 61,790 | Direct |
| 01 Sep, 2026 | Donald Michael Westermann | Chief Information Officer | Disposed S | 23,005 | $21.43 | $493.00K | 0 | Indirect |
| 25 Aug, 2026 | Joseph F Casey | Director | Disposed S | 1,778 | $22.69 | $40.34K | 60,301 | Indirect |
| 24 Aug, 2026 | Joseph F Casey | Director | Disposed S | 10,000 | $22.72 | $227.20K | 62,079 | Indirect |
| 21 Aug, 2026 | Joseph F Casey | Director | Disposed S | 10,000 | $22.96 | $229.60K | 72,079 | Indirect |
| 20 Aug, 2026 | Joseph F Casey | Director | Disposed S | 10,000 | $22.88 | $228.80K | 82,079 | Indirect |
| 19 Aug, 2026 | Joseph F Casey | Director | Disposed S | 10,000 | $23.62 | $236.20K | 92,079 | Indirect |
| 06 Jul, 2026 | Luis Borgen | Director | Disposed S | 1,710 | $22.71 | $38.83K | 20,475 | Direct |
| 29 Jun, 2026 | Luis Borgen | Director | Disposed S | 1,709 | $21.97 | $37.55K | 22,185 | Direct |
| 18 May, 2026 | Andargachew S Zelleke | Director | Acquired A | 3,883 | $0.00 | $0 | 13,595 | Direct |
| 18 May, 2026 | Deborah C Jackson | Director | Acquired A | 3,883 | $0.00 | $0 | 75,339 | Direct |
| 18 May, 2026 | Joseph F Casey | Director | Acquired A | 3,883 | $0.00 | $0 | 3,883 | Direct |