Insider · CIK 0001726148

Alvingham Karen L.

Reports to the SEC for 1 company · WEST PALM BEACH, FL

sec.gov

Transactions

Companies

Filings

CIK

0001726148

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-03-05	AMGAFFILIATED MANAGERS GROUP, INC. · Stock UnitsA Award	Director	AAward	+171 sh	—	—	171
2026-03-05	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−67 sh	$299.18	−$20K	13,043
2026-03-05	AMGAFFILIATED MANAGERS GROUP, INC. · Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−867 sh	—	—	3,709
2026-03-05	AMGAFFILIATED MANAGERS GROUP, INC. · Deferred Stock UnitsA Award	Director	AAward	+98 sh	—	—	98
2026-03-05	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+867 sh	—	—	13,110
2025-11-07	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−182 sh	$259.26	−$47.2K	12,243
2025-11-07	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+560 sh	$69.63	+$39K	12,425
2025-11-07	AMGAFFILIATED MANAGERS GROUP, INC. · Director Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−560 sh	—	—	0
2025-08-15	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+1,092 sh	—	—	11,949
2025-08-15	AMGAFFILIATED MANAGERS GROUP, INC. · Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−1,092 sh	—	—	4,313
2025-08-15	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−84 sh	$218.70	−$18.4K	11,865
2025-08-14	AMGAFFILIATED MANAGERS GROUP, INC. · Deferred Stock UnitsA Award	Director	AAward	+262 sh	—	—	262
2025-07-31	AMGAFFILIATED MANAGERS GROUP, INC. · Restricted Stock UnitsA Award	Director	AAward	+477 sh	—	—	477
2025-03-05	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+1,178 sh	—	—	10,947
2025-03-05	AMGAFFILIATED MANAGERS GROUP, INC. · Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−1,178 sh	—	—	4,928
2025-03-05	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−90 sh	$165.72	−$14.9K	10,857
2025-02-06	AMGAFFILIATED MANAGERS GROUP, INC. · Restricted Stock UnitsA Award	Director	AAward	+548 sh	—	—	548
2025-02-06	AMGAFFILIATED MANAGERS GROUP, INC. · Deferred Stock UnitsA Award	Director	AAward	+320 sh	—	—	320
2024-08-15	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+928 sh	—	—	9,841
2024-08-15	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−72 sh	$171.98	−$12.4K	9,769
2024-08-15	AMGAFFILIATED MANAGERS GROUP, INC. · Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−928 sh	—	—	5,238
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+2,958 sh	$82.07	+$243K	13,021
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+1,679 sh	$69.63	+$117K	14,700
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−5,787 sh	$185.62	−$1.07M	8,913
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC. · Director Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−1,353 sh	—	—	0
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC. · Director Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−1,787 sh	—	—	0
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC. · Director Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−2,661 sh	—	—	0
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC. · Director Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−2,958 sh	—	—	0
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC. · Director Stock Option (Right to Buy)M Exercise/Conversion	Director	MExercise/Conversion	−1,679 sh	—	—	560
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+1,353 sh	$160.01	+$216K	5,615
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+1,787 sh	$110.02	+$197K	7,402
2024-07-31	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+2,661 sh	$86.78	+$231K	10,063
2024-07-29	AMGAFFILIATED MANAGERS GROUP, INC. · Deferred Stock UnitsA Award	Director	AAward	+372 sh	—	—	372
2024-07-29	AMGAFFILIATED MANAGERS GROUP, INC. · Restricted Stock UnitsA Award	Director	AAward	+544 sh	—	—	544
2024-03-05	AMGAFFILIATED MANAGERS GROUP, INC. · Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−537 sh	—	—	5,250
2024-03-05	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−41 sh	$158.58	−$6,501.78	4,262
2024-03-05	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+537 sh	—	—	4,303
2024-02-05	AMGAFFILIATED MANAGERS GROUP, INC. · Restricted Stock UnitsA Award	Director	AAward	+638 sh	—	—	638
2024-02-05	AMGAFFILIATED MANAGERS GROUP, INC. · Deferred Stock UnitsA Award	Director	AAward	+309 sh	—	—	309
2024-01-01	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+122 sh	—	—	3,775
2024-01-01	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−9 sh	$151.42	−$1,362.78	3,766
2024-01-01	AMGAFFILIATED MANAGERS GROUP, INC. · Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−122 sh	—	—	4,840
2023-08-15	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−58 sh	$133.04	−$7,716.32	3,653
2023-08-15	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+753 sh	—	—	3,711
2023-08-15	AMGAFFILIATED MANAGERS GROUP, INC. · Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−753 sh	—	—	4,962
2023-07-26	AMGAFFILIATED MANAGERS GROUP, INC. · Deferred Stock UnitsA Award	Director	AAward	+342 sh	—	—	342
2023-07-26	AMGAFFILIATED MANAGERS GROUP, INC. · Restricted Stock UnitsA Award	Director	AAward	+707 sh	—	—	707
2023-03-05	AMGAFFILIATED MANAGERS GROUP, INC. · Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−392 sh	—	—	4,666
2023-03-05	AMGAFFILIATED MANAGERS GROUP, INC.M Exercise/Conversion	Director	MExercise/Conversion	+392 sh	—	—	2,988
2023-03-05	AMGAFFILIATED MANAGERS GROUP, INC.F Tax Payment	Director	FTax Payment	−30 sh	$160.76	−$4,822.8	2,958

Recent filings

Accepted (ET)
Mar 94
Alvingham Karen L.0001004434-26-000027
SEC(opens sec.gov)
Nov 124
Alvingham Karen L.0001004434-25-000057
SEC(opens sec.gov)
Aug 184
Alvingham Karen L.0001127602-25-020600
SEC(opens sec.gov)
Aug 44
Alvingham Karen L.0001127602-25-020004
SEC(opens sec.gov)
Mar 74
Alvingham Karen L.0001127602-25-008741
SEC(opens sec.gov)
Feb 104
Alvingham Karen L.0001127602-25-003875
SEC(opens sec.gov)
Aug 164
Alvingham Karen L.0001127602-24-022371
SEC(opens sec.gov)

Companies

AFFILIATED MANAGERS GROUP, INC.DirectorAMG

Address

C/O AFFILIATED MANAGERS GROUP, INC. 777 SOUTH FLAGLER DRIVE

WEST PALM BEACH, FL, 33401