Westermann Donald Michael
SEC CIK 1825585 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| EBC | Eastern Bankshares, Inc. | CIO | 22.6K | — | $1.15M | 15 | 2023-03-01 | 2026-09-01 |
Most active insiders at EBC, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | CASEY JOSEPH F | Dir | — | $7.10M |
| 2 | Westermann Donald Michael | CIO | — | $1.15M |
| 3 | Rivers Robert Francis | Executive COB, Dir | $860.5K | — |
| 4 | Rosato R David | CFO | $527.7K | — |
| 5 | Henry Kathleen Cloherty | GC, Executive VP | — | $303.5K |
| 6 | Antonakes Steven Louis | Executive VP | — | $296.3K |
| 7 | Borgen Luis | Dir | — | $249.1K |
| 8 | Ahlquist David Andrew | SVP, CAO | — | $216.5K |
| 9 | Bane Richard Corey | Dir | — | $87.1K |
| 10 | Williams Linda Marie | Dir | — | — |
Transactions 15
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-02 16:15 | 2026-09-01 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | S - Sale | $21.77 | -10.4K | 22.6K | -32% | -$226.6K | |
| I | 2026-09-02 16:15 | 2026-09-01 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | S - Sale | $21.43 | -23.0K | 0 | -100% | -$493.0K |
| D | 2026-03-05 | 2026-03-03 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | F - Tax | $19.45 | -961 | 33.0K | -3% | -$18.7K |
| D | 2026-03-05 | 2026-03-03 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | M - OptEx | $0.00 | +2,165 | 33.9K | +7% | $0 |
| DM | 2026-03-03 | 2026-03-01 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | F - Tax | $19.56 | -8,971 | 28.7K | -24% | -$175.5K |
| D | 2026-03-03 | 2026-03-01 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | M - OptEx | $0.00 | +14.4K | 35.2K | +69% | $0 |
| D | 2026-03-03 | 2026-03-01 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | A - Grant | $0.00 | +5,520 | 34.2K | +19% | $0 |
| 2026-01-29 | 2026-01-28 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | S - Sale | $20.11 | -21.3K | 20.9K | -50% | -$427.5K | |
| DM | 2025-03-05 | 2025-03-03 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | F - Tax | $17.73 | -22.3K | 22.5K | -50% | -$395.4K |
| D | 2025-03-05 | 2025-03-03 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | M - OptEx | $0.00 | +14.4K | 28.8K | +99% | $0 |
| D | 2025-03-05 | 2025-03-03 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | A - Grant | $0.00 | +35.6K | 58.0K | +158% | $0 |
| D | 2024-03-05 | 2024-03-01 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | M - OptEx | $0.00 | +11.5K | 18.0K | +174% | $0 |
| D | 2024-03-05 | 2024-03-01 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | F - Tax | $12.81 | -3,557 | 14.5K | -20% | -$45.6K |
| D | 2023-03-03 | 2023-03-01 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | M - OptEx | $0.00 | +9,487 | 9,487 | New | $0 |
| D | 2023-03-03 | 2023-03-01 | EBC | Eastern Bankshares, Inc. | Westermann Donald Michael | CIO | F - Tax | $15.63 | -2,913 | 6,574 | -31% | -$45.5K |
Purchase Sale Sale after option exercise All abbreviations