4
Changes in Ownership
AFFILIATED MANAGERS GROUP, INC. Filed Acc 0001127602-25-018821
Chief Executive Officer gave up 47,191 shares (to pay taxes)
- Chief Executive Officer acquired 75,000 shares (option exercise)
- Chief Executive Officer gave 14,000 shares (gift)
- Chief Executive Officer gave 14,000 shares (gift)
From the SEC's structured data for this filing
Trades in this filing
| Insider | Date | Transaction | Shares | Price | Value | Owned after | D/I |
|---|---|---|---|---|---|---|---|
| Horgen Jay C. Chief Executive Officer | 2025-07-01 | Option exercise | +75,000 | $74.49 | $5,586,750 | 516,120 | D |
| Horgen Jay C. Chief Executive Officer | 2025-07-01 | Shares withheld for taxes | −47,191 | $198.72 | $9,377,796 | 468,929 | D |
| Horgen Jay C. Chief Executive Officer | 2025-07-02 | Gift | −14,000 | 454,929 | D | ||
| Horgen Jay C. Chief Executive Officer | 2025-07-02 | Gift | +14,000 | 34,058 | I | ||
| Derivatives | |||||||
| Horgen Jay C. Chief Executive Officer | 2025-07-01 | Option exercise · Employee Stock Option (Right to Buy) | −75,000 | 225,000 | D | ||
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