Form 4 for AMG AFFILIATED MANAGERS GROUP, INC.
Accepted 2025-03-07 00:00:00 ET · period of report 2025-03-05 · accession 0001127602-25-008741 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2025-03-07 | 2025-03-05 | AMG | Alvingham Karen L. | Dir | M - OptEx | $0.00 | +1,178 | 10.9K | +12% | $0 |
| D | 2025-03-07 | 2025-03-05 | AMG | Alvingham Karen L. | Dir | F - Tax | $165.72 | -90 | 10.9K | -0.8% | -$14.9K |
| D | 2025-03-07 | 2025-03-05 | AMG | Alvingham Karen L. | Dir | M - OptEx | $0.00 | -1,178 | 4,928 | -19% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-03-05 | M | A | 1,178 | $0.00 | 10,947 | D | — | — | (F1) Reflects the vesting of previously reported awards. Awards vest 2022-2027. |
| 2 | Common | Common Stock | 2025-03-05 | F | D | 90 | $165.72 | 10,857 | D | — | — | (F2) Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above. |
| 3 | Derivative | Stock Units | 2025-03-05 | M | D | 1,178 | $0.00 | 4,928 | D | — · — to — | 1,178 Common Stock | (F3) Inclusive of previously reported deferred stock units. (F1) Reflects the vesting of previously reported awards. Awards vest 2022-2027. |