David Christopher Ryan

CIK: 0001725101

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)1 (11.1%)

Position reduction

Option Exercises (M)3 (33.3%)

Derivative conversions

Awards (A)5 (55.6%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

AMG

AFFILIATED MANAGERS GROUP, INC.

Director

Discretionary Trading P&L

Holdings

Transaction History (9 total)

AMG
AFFILIATED MANAGERS GROUP, INC.
May 6, 2026
Sale(S)
Direct
3.4K shares at avg. $305.06$1.0M
AMG
AFFILIATED MANAGERS GROUP, INC.
Mar 5, 2026
Exercise(M)
Direct
867 shares-
AMG
AFFILIATED MANAGERS GROUP, INC.
Mar 5, 2026
Award(A)
Stock Units
Direct
335 shares-
AMG
AFFILIATED MANAGERS GROUP, INC.
Aug 15, 2025
Exercise(M)
Direct
1.1K shares-
AMG
AFFILIATED MANAGERS GROUP, INC.
Aug 14, 2025
Award(A)
Deferred Stock Units
Direct
307 shares-
AMG
AFFILIATED MANAGERS GROUP, INC.
Jul 31, 2025
Award(A)
Restricted Stock Units
Direct
477 shares-
AMG
AFFILIATED MANAGERS GROUP, INC.
Mar 5, 2025
Exercise(M)
Direct
956 shares-
AMG
AFFILIATED MANAGERS GROUP, INC.
Feb 6, 2025
Award(A)
Deferred Stock Units
Direct
367 shares-
AMG
AFFILIATED MANAGERS GROUP, INC.
Feb 6, 2025
Award(A)
Restricted Stock Units
Direct
548 shares-

		Type	Shares	Price		Ownership
May 6, 2026	AMG AFFILIATED MANAGERS GROUP, INC.	Sale(S)	3,402	$305.06	$1,037,814	Direct
Mar 5, 2026	AMG AFFILIATED MANAGERS GROUP, INC.	Exercise(M)	867	-	$0	Direct
Mar 5, 2026	AMG AFFILIATED MANAGERS GROUP, INC.	Award(A) Stock Units	335	-	-	Direct
Aug 15, 2025	AMG AFFILIATED MANAGERS GROUP, INC.	Exercise(M)	1,092	-	-	Direct
Aug 14, 2025	AMG AFFILIATED MANAGERS GROUP, INC.	Award(A) Deferred Stock Units	307	-	-	Direct
Jul 31, 2025	AMG AFFILIATED MANAGERS GROUP, INC.	Award(A) Restricted Stock Units	477	-	-	Direct
Mar 5, 2025	AMG AFFILIATED MANAGERS GROUP, INC.	Exercise(M)	956	-	-	Direct
Feb 6, 2025	AMG AFFILIATED MANAGERS GROUP, INC.	Award(A) Deferred Stock Units	367	-	-	Direct
Feb 6, 2025	AMG AFFILIATED MANAGERS GROUP, INC.	Award(A) Restricted Stock Units	548	-	-	Direct

1-9 of 9 transactions

About Ryan David Christopher

Ryan David Christopher (SEC CIK 0001725101) files insider reports with the SEC as Director of AFFILIATED MANAGERS GROUP, INC. (AMG).

Signal8 holds 6 ownership filings by Ryan David Christopher, all Form 4s, filed between Feb 10, 2025 and May 8, 2026. Those filings report 9 transactions, from Feb 6, 2025 to May 6, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Ryan David Christopher's filings is in WEST PALM BEACH, FL.

Recent filings by Ryan David Christopher

May 6, 2026: Open-market sale of AMG shares (Form 4, code S).
Mar 5, 2026: Option exercise of AMG shares (Form 4, code M).
Mar 5, 2026: Grant or award of AMG derivative securities (Form 4, code A).
Aug 15, 2025: Option exercise of AMG shares (Form 4, code M).
Aug 14, 2025: Grant or award of AMG derivative securities (Form 4, code A).

Other insiders filing for AFFILIATED MANAGERS GROUP, INC. (AMG)

Matos Rodriguez Felix V., Director
FRANQUI ANNETTE, Director
STARR LOREN M, Director
Palandjian Tracy P., Director
Engel Marcy, Director
Cates G. Staley, Director

How to read Form 4 transaction codes