ALVINGHAM KAREN L. exercised options at AFFILIATED MANAGERS GROUP, INC.
Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.
M · 1 exercise
Filed: 11/12/2025ACC: 0001004434-25-000057
Director
Since Jul 2018
-182.00
Net shares
Net seller
$47.2K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
560.00 acquired · 742.00 disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+560.00
Price / share
$69.63
Trade value
$38.99K
% of position
4.7%
11/7/2025
11.87K→12.43K
Common Stock
Direct
Shares
−182.00
Price / share
$259.26
Trade value
$47.19K
% of position
1.5%
11/7/2025
12.43K→12.24K
Total
Net shares
+378.00
Net value
-$8.19K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 11/7/2025 | M · Option Exercise | +560.00 | $69.63 | $38.99K | 4.7% | 11.87K | 12.43K |
| Common Stock Direct | 11/7/2025 | F · Tax Withholding | −182.00 | $259.26 | $47.19K | 1.5% | 12.43K | 12.24K |
| Total | +378.00 | -$8.19K | ||||||
Derivative Transactions1
Director Stock Option (Right to Buy)
Direct
Converts to
Common Stock
560.00 shares
Shares
−560.00
Strike price
69.63
Held after
0.00
Exercisable
—
11/7/2025
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Director Stock Option (Right to Buy) Direct | Common Stock560.00 shares | 11/7/2025 | M · Option Exercise | −560.00 | 69.63 | — | 0.00 |