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person · Reporting owner

Wojcik Thomas M

Disclosed activity across 1 company

Tapewire entity
62125
SEC CIK
0001776685

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Reported relationships

Latest disclosed role at each company.

No relationships currently tracked through insider filings.

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

No balances currently tracked through insider filings.

Past disclosures · reporting ended (1)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

AFFILIATED MANAGERS GROUP, INC.

Report date March 05, 2026 · Filed March 09, 2026

Section 16 reporting ended · disclosed 2026-03-09. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect159,465 Ending reported balance After 2026-03-06 transaction · row 4
4 source rows · reconciled sequence

Row 1 · 2026-03-05 · Exercise / conversion · Acquired 7,272 · Balance 165,982

F1: Reflects the vesting of previously reported awards. As previously disclosed, all of the reporting person's then-outstanding unvested equity awards were cancelled and terminated on March 6, 2026 in connection with the reporting person's termination of employment on such date.

Row 2 · 2026-03-05 · Grant · Acquired 10,619 · Balance 176,601

F2: Award granted in March 2023, which settled following the achievement of performance conditions previously described in the Company's annual meeting proxy statements.

Row 3 · 2026-03-05 · Tax withholding · Disposed 9,136 · Balance 167,465

F3: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above.

Row 4 · 2026-03-06 · Sale · Disposed 8,000 · Balance 159,465

F4: The sale reflects the weighted average sales price of the shares sold; the individual transaction prices ranged from $285.89 to $286.69. Specific transaction details will be provided to the SEC upon request.

Stock UnitsSEC Table II · derivative / convertible securityDirect9,546 Reported balance After 2026-03-05 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2026-03-05 · Exercise / conversion · Disposed 7,272 · Balance 9,546

F1: Reflects the vesting of previously reported awards. As previously disclosed, all of the reporting person's then-outstanding unvested equity awards were cancelled and terminated on March 6, 2026 in connection with the reporting person's termination of employment on such date.

Filing footnotes · ownership attribution and instrument terms

F1: Reflects the vesting of previously reported awards. As previously disclosed, all of the reporting person's then-outstanding unvested equity awards were cancelled and terminated on March 6, 2026 in connection with the reporting person's termination of employment on such date.

F2: Award granted in March 2023, which settled following the achievement of performance conditions previously described in the Company's annual meeting proxy statements.

F3: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above.

F4: The sale reflects the weighted average sales price of the shares sold; the individual transaction prices ranged from $285.89 to $286.69. Specific transaction details will be provided to the SEC upon request.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
March 06, 2026 Filed Mar 9, 2026 22:26 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 SaleCommon Stock 8,000 $286.30 $2,290,400.00
Disclosure

SEC source: 0001004434-26-000035 · form4.xml · nonDerivative · entry 4

Wojcik Thomas M · CIK 0001776685 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 159,465

F4 · price: The sale reflects the weighted average sales price of the shares sold; the individual transaction prices ranged from $285.89 to $286.69. Specific transaction details will be provided to the SEC upon request.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 22:26 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionStock Units · Derivative 7,272 $0.00 $0.00
Disclosure

SEC source: 0001004434-26-000035 · form4.xml · derivative · entry 5

Wojcik Thomas M · CIK 0001776685 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,546

Underlying: Common Stock · 7,272 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Reflects the vesting of previously reported awards. As previously disclosed, all of the reporting person's then-outstanding unvested equity awards were cancelled and terminated on March 6, 2026 in connection with the reporting person's termination of employment on such date.

F1 · derivative.exercise_date: Reflects the vesting of previously reported awards. As previously disclosed, all of the reporting person's then-outstanding unvested equity awards were cancelled and terminated on March 6, 2026 in connection with the reporting person's termination of employment on such date.

F1 · derivative.expiration_date: Reflects the vesting of previously reported awards. As previously disclosed, all of the reporting person's then-outstanding unvested equity awards were cancelled and terminated on March 6, 2026 in connection with the reporting person's termination of employment on such date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 22:26 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 9,136 $299.18 $2,733,308.48
Disclosure

SEC source: 0001004434-26-000035 · form4.xml · nonDerivative · entry 3

Wojcik Thomas M · CIK 0001776685 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 167,465

F3 · shares: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 22:26 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantCommon Stock 10,619 $0.00 $0.00
Disclosure

SEC source: 0001004434-26-000035 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 176,601

F2 · price: Award granted in March 2023, which settled following the achievement of performance conditions previously described in the Company's annual meeting proxy statements.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 22:26 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 7,272 $0.00 $0.00
Disclosure

SEC source: 0001004434-26-000035 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 165,982

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Reflects the vesting of previously reported awards. As previously disclosed, all of the reporting person's then-outstanding unvested equity awards were cancelled and terminated on March 6, 2026 in connection with the reporting person's termination of employment on such date.

Read SEC document
September 09, 2025 Filed Sep 9, 2025 21:03 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 SaleCommon Stock 16,000 $231.03 $3,696,480.00
Disclosure

SEC source: 0001127602-25-021240 · form4.xml · nonDerivative · entry 3

Wojcik Thomas M · CIK 0001776685 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 158,710

F1 · price: The sale reflects the weighted average sales price of the shares sold; the individual transaction prices ranged from $229.95 to $233.05. Specific transaction details will be provided to the SEC upon request.

Read SEC document
September 08, 2025 Filed Sep 9, 2025 21:03 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionEmployee Stock Option (Right to Buy) · Derivative 169,303 $0.00 Strike: $74.49 $0.00
Disclosure

SEC source: 0001127602-25-021240 · form4.xml · derivative · entry 4

Wojcik Thomas M · CIK 0001776685 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,342

Underlying: Common Stock · 169,303 shares

Expires 2026-08-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
September 08, 2025 Filed Sep 9, 2025 21:03 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 114,008 $231.19 $26,357,509.52
Disclosure

SEC source: 0001127602-25-021240 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 174,710

Read SEC document
September 08, 2025 Filed Sep 9, 2025 21:03 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 169,303 $74.49 $12,611,380.47
Disclosure

SEC source: 0001127602-25-021240 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 288,718

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 05, 2025 Filed Mar 7, 2025 22:10 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantStock Units · Derivative 5,900 $0.00 $0.00
Disclosure

SEC source: 0001127602-25-008748 · form4.xml · derivative · entry 5

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,900

Underlying: Common Stock · 5,900 shares

Expires not disclosed

F4 · derivative.exercise_price: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2026, 2027, 2028, and 2029.

F4 · derivative.exercise_date: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2026, 2027, 2028, and 2029.

F4 · derivative.expiration_date: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2026, 2027, 2028, and 2029.

Read SEC document
March 05, 2025 Filed Mar 7, 2025 22:10 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionStock Units · Derivative 7,287 $0.00 $0.00
Disclosure

SEC source: 0001127602-25-008748 · form4.xml · derivative · entry 4

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,918

Underlying: Common Stock · 7,287 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Reflects the vesting of previously reported awards. Awards vest 2022-2028.

F1 · derivative.exercise_date: Reflects the vesting of previously reported awards. Awards vest 2022-2028.

F1 · derivative.expiration_date: Reflects the vesting of previously reported awards. Awards vest 2022-2028.

Read SEC document
March 05, 2025 Filed Mar 7, 2025 22:10 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 14,220 $165.72 $2,356,538.40
Disclosure

SEC source: 0001127602-25-008748 · form4.xml · nonDerivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 119,415

F3 · shares: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above.

Read SEC document
March 05, 2025 Filed Mar 7, 2025 22:10 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantCommon Stock 20,555 $0.00 $0.00
Disclosure

SEC source: 0001127602-25-008748 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 133,635

F2 · price: Award granted in March 2022, which settled following the achievement of performance conditions previously described in the Company's annual meeting proxy statements.

Read SEC document
March 05, 2025 Filed Mar 7, 2025 22:10 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 7,287 $0.00 $0.00
Disclosure

SEC source: 0001127602-25-008748 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,080

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Reflects the vesting of previously reported awards. Awards vest 2022-2028.

Read SEC document
October 04, 2024 Filed Oct 8, 2024 21:02 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionEmployee Stock Option (Right to Buy) · Derivative 75,000 $0.00 Strike: $74.49 $0.00
Disclosure

SEC source: 0001127602-24-025336 · form4.xml · derivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 170,645

Underlying: Common Stock · 75,000 shares

Expires 2026-08-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
October 04, 2024 Filed Oct 8, 2024 21:02 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 53,599 $181.18 $9,711,066.82
Disclosure

SEC source: 0001127602-24-025336 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,793

Read SEC document
October 04, 2024 Filed Oct 8, 2024 21:02 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 75,000 $74.49 $5,586,750.00
Disclosure

SEC source: 0001127602-24-025336 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 159,392

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
August 16, 2024 Filed Aug 20, 2024 22:15 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionEmployee Stock Option (Right to Buy) · Derivative 127,500 $0.00 Strike: $74.49 $0.00
Disclosure

SEC source: 0001127602-24-022661 · form4.xml · derivative · entry 5

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 245,645

Underlying: Common Stock · 127,500 shares

Expires 2026-08-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
August 16, 2024 Filed Aug 20, 2024 22:15 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 SaleCommon Stock 4,786 $172.71 $826,590.06
Disclosure

SEC source: 0001127602-24-022661 · form4.xml · nonDerivative · entry 4

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,392

F2 · price: The sale reflects the weighted average sales price of the shares sold; the individual transaction prices ranged from $170.40 to $173.50. Specific transaction details will be provided to the SEC upon request.

Read SEC document
August 16, 2024 Filed Aug 20, 2024 22:15 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GiftCommon Stock 3,125 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-022661 · form4.xml · nonDerivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,178

F1 · kind: Gift of common stock to a charitable donor advised fund.

Read SEC document
August 16, 2024 Filed Aug 20, 2024 22:15 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 92,364 $172.25 $15,909,699.00
Disclosure

SEC source: 0001127602-24-022661 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,303

Read SEC document
August 16, 2024 Filed Aug 20, 2024 22:15 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 127,500 $74.49 $9,497,475.00
Disclosure

SEC source: 0001127602-24-022661 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 184,667

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 05, 2024 Filed Mar 7, 2024 22:41 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantEmployee Stock Option (Right to Buy) · Derivative 373,145 $0.00 Strike: $74.49 $0.00
Disclosure

SEC source: 0001127602-24-009057 · form4.xml · derivative · entry 6

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 373,145

Underlying: Common Stock · 373,145 shares

Expires 2026-08-15

F5 · derivative.exercise_date: Reflects an option award granted in August 2019, which vests on August 15, 2024 following the satisfaction of applicable performance and service conditions previously described in the Company's annual meeting proxy statements.

Read SEC document
March 05, 2024 Filed Mar 7, 2024 22:41 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantStock Units · Derivative 6,432 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-009057 · form4.xml · derivative · entry 5

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,432

Underlying: Common Stock · 6,432 shares

Expires not disclosed

F4 · derivative.exercise_price: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2025, 2026, 2027, and 2028.

F4 · derivative.exercise_date: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2025, 2026, 2027, and 2028.

F4 · derivative.expiration_date: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2025, 2026, 2027, and 2028.

Read SEC document
March 05, 2024 Filed Mar 7, 2024 22:41 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionStock Units · Derivative 5,678 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-009057 · form4.xml · derivative · entry 4

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,773

Underlying: Common Stock · 5,678 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Reflects the vesting of previously reported awards. Awards vest 2022-2027.

F1 · derivative.exercise_date: Reflects the vesting of previously reported awards. Awards vest 2022-2027.

F1 · derivative.expiration_date: Reflects the vesting of previously reported awards. Awards vest 2022-2027.

Read SEC document
March 05, 2024 Filed Mar 7, 2024 22:41 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 9,778 $158.58 $1,550,595.24
Disclosure

SEC source: 0001127602-24-009057 · form4.xml · nonDerivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,167

F3 · shares: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above.

Read SEC document
March 05, 2024 Filed Mar 7, 2024 22:41 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantCommon Stock 13,406 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-009057 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,945

F2 · price: Award granted in March 2021, which settled following the achievement of performance conditions previously described in the Company's annual meeting proxy statements.

Read SEC document
March 05, 2024 Filed Mar 7, 2024 22:41 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 5,678 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-009057 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,539

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Reflects the vesting of previously reported awards. Awards vest 2022-2027.

Read SEC document
January 01, 2024 Filed Jan 3, 2024 22:36 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionStock Units · Derivative 2,642 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-000568 · form4.xml · derivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,451

Underlying: Common Stock · 2,642 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Reflects the vesting of a previously reported award. Award vests 2021-2024.

F1 · derivative.exercise_date: Reflects the vesting of a previously reported award. Award vests 2021-2024.

F1 · derivative.expiration_date: Reflects the vesting of a previously reported award. Award vests 2021-2024.

Read SEC document
January 01, 2024 Filed Jan 3, 2024 22:36 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 1,399 $151.42 $211,836.58
Disclosure

SEC source: 0001127602-24-000568 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,861

F2 · shares: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the award described above.

Read SEC document
January 01, 2024 Filed Jan 3, 2024 22:36 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 2,642 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-000568 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,260

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Reflects the vesting of a previously reported award. Award vests 2021-2024.

Read SEC document
August 15, 2023 Filed Aug 17, 2023 20:59 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionStock Units · Derivative 4,923 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-022838 · form4.xml · derivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,923 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Reflects the vesting of a previously reported award. The award vested on August 15, 2023.

F1 · derivative.exercise_date: Reflects the vesting of a previously reported award. The award vested on August 15, 2023.

F1 · derivative.expiration_date: Reflects the vesting of a previously reported award. The award vested on August 15, 2023.

Read SEC document
August 15, 2023 Filed Aug 17, 2023 20:59 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 2,537 $133.04 $337,522.48
Disclosure

SEC source: 0001127602-23-022838 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,618

F2 · shares: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the award described above.

Read SEC document
August 15, 2023 Filed Aug 17, 2023 20:59 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 4,923 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-022838 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,155

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Reflects the vesting of a previously reported award. The award vested on August 15, 2023.

Read SEC document
March 05, 2023 Filed Mar 7, 2023 22:42 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionStock Units · Derivative 3,773 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-009331 · form4.xml · derivative · entry 6

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,473

Underlying: Common Stock · 3,773 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Reflects the vesting of previously reported awards. Awards vest 2022-2026.

F2 · derivative.exercise_date: Reflects the vesting of previously reported awards. Awards vest 2022-2026.

F2 · derivative.expiration_date: Reflects the vesting of previously reported awards. Awards vest 2022-2026.

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March 05, 2023 Filed Mar 7, 2023 22:42 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantStock Units · Derivative 7,620 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-009331 · form4.xml · derivative · entry 5

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,620

Underlying: Common Stock · 7,620 shares

Expires not disclosed

F5 · derivative.exercise_price: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2024, 2025, 2026 and 2027.

F5 · derivative.exercise_date: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2024, 2025, 2026 and 2027.

F5 · derivative.expiration_date: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2024, 2025, 2026 and 2027.

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March 05, 2023 Filed Mar 7, 2023 22:42 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantStock Units · Derivative 4,923 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-009331 · form4.xml · derivative · entry 4

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,923

Underlying: Common Stock · 4,923 shares

Expires not disclosed

F4 · derivative.exercise_price: Reflects the third tranche of a restricted stock unit award granted in August 2019, which vests on August 15, 2023 following the satisfaction of applicable performance conditions previously described in the Company's annual meeting proxy statements.

F4 · derivative.exercise_date: Reflects the third tranche of a restricted stock unit award granted in August 2019, which vests on August 15, 2023 following the satisfaction of applicable performance conditions previously described in the Company's annual meeting proxy statements.

F4 · derivative.expiration_date: Reflects the third tranche of a restricted stock unit award granted in August 2019, which vests on August 15, 2023 following the satisfaction of applicable performance conditions previously described in the Company's annual meeting proxy statements.

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March 05, 2023 Filed Mar 7, 2023 22:42 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 15,919 $160.76 $2,559,138.44
Disclosure

SEC source: 0001127602-23-009331 · form4.xml · nonDerivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,232

F3 · shares: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above.

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March 05, 2023 Filed Mar 7, 2023 22:42 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 3,773 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-009331 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,151

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Reflects the vesting of previously reported awards. Awards vest 2022-2026.

Read SEC document
March 05, 2023 Filed Mar 7, 2023 22:42 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantCommon Stock 27,741 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-009331 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,378

F1 · price: Award granted in March 2020, which settled following the achievement of performance conditions previously described in the Company's annual meeting proxy statements.

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January 01, 2023 Filed Jan 4, 2023 22:46 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionStock Units · Derivative 2,642 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-000640 · form4.xml · derivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,246

Underlying: Common Stock · 2,642 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Reflects the vesting of a previously reported award. Award vests 2021-2024.

F1 · derivative.exercise_date: Reflects the vesting of a previously reported award. Award vests 2021-2024.

F1 · derivative.expiration_date: Reflects the vesting of a previously reported award. Award vests 2021-2024.

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January 01, 2023 Filed Jan 4, 2023 22:46 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 1,389 $158.43 $220,059.27
Disclosure

SEC source: 0001127602-23-000640 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,637

F2 · shares: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the award described above.

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January 01, 2023 Filed Jan 4, 2023 22:46 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 2,642 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-000640 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,026

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Reflects the vesting of a previously reported award. Award vests 2021-2024.

Read SEC document
August 15, 2022 Filed Aug 17, 2022 21:19 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionStock Units · Derivative 4,922 $0.00 $0.00
Disclosure

SEC source: 0001127602-22-021232 · form4.xml · derivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,922 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Reflects the vesting of a previously reported award. The award vested on August 15, 2022.

F1 · derivative.exercise_date: Reflects the vesting of a previously reported award. The award vested on August 15, 2022.

F1 · derivative.expiration_date: Reflects the vesting of a previously reported award. The award vested on August 15, 2022.

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August 15, 2022 Filed Aug 17, 2022 21:19 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 2,513 $139.84 $351,417.92
Disclosure

SEC source: 0001127602-22-021232 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,384

F2 · shares: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the award described above.

Read SEC document
August 15, 2022 Filed Aug 17, 2022 21:19 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionCommon Stock 4,922 $0.00 $0.00
Disclosure

SEC source: 0001127602-22-021232 · form4.xml · nonDerivative · entry 1

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,897

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Reflects the vesting of a previously reported award. The award vested on August 15, 2022.

Read SEC document
March 05, 2022 Filed Mar 8, 2022 23:10 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantStock Units · Derivative 9,135 $0.00 $0.00
Disclosure

SEC source: 0001127602-22-008667 · form4.xml · derivative · entry 5

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,135

Underlying: Common Stock · 9,135 shares

Expires not disclosed

F4 · derivative.exercise_price: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2023, 2024, 2025 and 2026.

F4 · derivative.exercise_date: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2023, 2024, 2025 and 2026.

F4 · derivative.expiration_date: The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2023, 2024, 2025 and 2026.

Read SEC document
March 05, 2022 Filed Mar 8, 2022 23:10 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 GrantStock Units · Derivative 4,922 $0.00 $0.00
Disclosure

SEC source: 0001127602-22-008667 · form4.xml · derivative · entry 4

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,922

Underlying: Common Stock · 4,922 shares

Expires not disclosed

F3 · derivative.exercise_price: Reflects the second tranche of a restricted stock unit award granted in August 2019, which vests on August 15, 2022 following the satisfaction of applicable performance conditions previously described in the Company's annual meeting proxy statements.

F3 · derivative.exercise_date: Reflects the second tranche of a restricted stock unit award granted in August 2019, which vests on August 15, 2022 following the satisfaction of applicable performance conditions previously described in the Company's annual meeting proxy statements.

F3 · derivative.expiration_date: Reflects the second tranche of a restricted stock unit award granted in August 2019, which vests on August 15, 2022 following the satisfaction of applicable performance conditions previously described in the Company's annual meeting proxy statements.

Read SEC document
March 05, 2022 Filed Mar 8, 2022 23:10 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Exercise / conversionStock Units · Derivative 1,489 $0.00 $0.00
Disclosure

SEC source: 0001127602-22-008667 · form4.xml · derivative · entry 3

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,753

Underlying: Common Stock · 1,489 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Reflects the vesting of a previously reported award. Award vests 2022-2025.

F1 · derivative.exercise_date: Reflects the vesting of a previously reported award. Award vests 2022-2025.

F1 · derivative.expiration_date: Reflects the vesting of a previously reported award. Award vests 2022-2025.

Read SEC document
March 05, 2022 Filed Mar 8, 2022 23:10 UTC AFFILIATED MANAGERS GROUP, INC. AMG · Entity 3556 Tax withholdingCommon Stock 761 $129.17 $98,298.37
Disclosure

SEC source: 0001127602-22-008667 · form4.xml · nonDerivative · entry 2

Wojcik Thomas M · CIK 0001776685 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,975

F2 · shares: Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the award described above.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.