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AFFILIATED MANAGERS GROUP, INC.

AMG Net selling
CIK 0001004434 #5737 in the set updated 17 Sep 2026
Bought (120 mo)
$11.95M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$83.01M
$0.00 on a plan · $38.50M straight out of an exercise
Sold at will
$44.51M
15 of 34 sales
Net
−$71.06M
−$32.56M against sales at will

By person

25 insiders · 119 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
HEALEY SEAN M
Executive Chairman
$31.72M (4)
−$31.72M
161,021
0.6227%
$54.47M
+80.5%
Horgen Jay C.
President and CEO
$4.18M (7)
$26.19M (6) scheduled
−$22.01M
244,264
0.9446%
$82.63M
Wojcik Thomas M
President and COO
$101.25K (1)
$6.81M (3)
−$6.71M
159,465
0.6166%
$53.94M
+565.9%
Zeitlin Jide James
Director
$5.24M (2)
−$5.24M
21,274
0.0823%
$7.20M
−56.3%
Ryan Patrick T
Director
$3.31M (4) scheduled
−$3.31M
13,269
0.0513%
$4.49M
+134.3%
Jeffery Reuben III
Director
$3.28M (7)
+$3.28M
34,274
0.1325%
$11.59M
MacEwen Peter W
Chief Administrative Officer
$1.98M (1) scheduled
−$1.98M
26,135
0.1011%
$8.84M
−5.6%
DALTON NATHANIEL
Director
$1.77M (1)
−$1.77M
206,589
0.7989%
$69.88M
+34.2%
Churchill Dwight D.
Director
$649.76K (6)
$1.97M (5) scheduled
−$1.32M
29,030
0.1123%
$9.82M
+420.1%
Ryan David Christopher
Director
$1.04M (1)
−$1.04M
1,092
0.0042%
$369.39K
Byrne Samuel T
Director
$1.01M (3)
+$1.01M
28,092
0.1086%
$9.50M
+354.8%
Jamal Rizwan M
Head of Affiliate Investments
$514.41K (1)
$1.49M (1) scheduled
−$976.25K
199,233
0.7704%
$67.39M
+756.0%
Padiyar Kavita
General Counsel & Corp. Sec.
$612.13K (1)
−$612.13K
42,672
0.1650%
$14.43M
+179.8%
Erickson John R
Head of Affiliate Engagement
$509.85K (1)
+$509.85K
58,054
0.2245%
$19.64M
+180.2%
Cates G. Staley
Director
$458.75K (1)
+$458.75K
6,405
0.0248%
$2.17M
+30.6%
Palandjian Tracy P.
Director
$509.38K (1)
$187.42K (1) scheduled
+$321.95K
18,375
0.0711%
$6.22M
+426.4%
Matos Rodriguez Felix V.
Director
$300.18K (1)
−$300.18K
5,023
0.0194%
$1.70M
FRANQUI ANNETTE
Director
$228.66K (1)
+$228.66K
2,439
0.0094%
$825.04K
Atkinson Tracy A
Director
$100.57K (1)
+$100.57K
4,020
0.0155%
$1.36M
Cutler Hugh
EVP, Global Distribution
$407.02K (5)
$407.02K (3)
$0.00
10,486
0.0405%
$3.55M
+74.9%
Billings David M.
General Counsel and Secretary
18,965
0.0733%
$6.42M
+249.7%
Alvingham Karen L.
Director
13,043
0.0504%
$4.41M
+2,851%
STARR LOREN M
Director
2,653
0.0103%
$897.43K
Earle Glenn
Director
2,113
0.0082%
$714.76K
+21.9%
RITCHEA DAVA
Chief Financial Officer
309
0.0012%
$104.53K
Insider
Date
Role
Action
Shares
Price
Amount
Matos Rodriguez Felix V.
8 May 2026
Director
Sell
1,000
$300.18
$300.18K
Ryan David Christopher
6 May 2026
Director
Sell
3,402
$305.06
$1.04M
Padiyar Kavita
9 Mar 2026
General Counsel & Corp. Sec.
Sell
2,200
$278.24
$612.13K
Wojcik Thomas M
6 Mar 2026
President and COO
Sell
8,000
$286.30
$2.29M
Wojcik Thomas M
9 Sep 2025
President and COO
Sell
16,000
$231.03
$3.70M
Horgen Jay C.
20 Aug 2024
President and CEO
Sell
9,300
$169.93
$1.58M
Cutler Hugh
3 Mar 2020
EVP, Global Distribution
Sell
1,710
$71.67
$122.56K
DALTON NATHANIEL
30 Aug 2019
Director
Sell
23,000
$76.86
$1.77M
Zeitlin Jide James
28 Jun 2019
Director
Sell
54,350
$92.22
$5.01M
Cutler Hugh
13 May 2019
EVP, Global Distribution
Sell
1,133
$91.66
$103.85K
Cutler Hugh
31 Oct 2018
EVP, Global Distribution
Sell
1,564
$115.48
$180.61K
Horgen Jay C.
8 Mar 2018
CFO and Treasurer
Sell
15,000
$190.05
$2.85M
Horgen Jay C.
7 Mar 2018
CFO and Treasurer
Sell
15,000
$189.12
$2.84M
HEALEY SEAN M
17 Nov 2017
CEO and Chairman
Sell
69,800
$185.48
$12.95M
HEALEY SEAN M
13 Jun 2017
CEO and Chairman
Sell
56,928
$161.07
$9.17M

What was left out

Form 4 filings counted 428
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 19
Sales at will 15
Transactions with no price 0
Shares from compensation/vesting 5,960,379
Sales filed before the plan box existed 9
History held since 22 Nov 2016