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Krein Christopher J

Disclosed activity across 1 company

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63882
SEC CIK
0001794946

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Artisan Partners Asset Management Inc.APAM · Entity 4239Executive Vice PresidentMarch 02, 2026March 02, 2026

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.

Artisan Partners Asset Management Inc.

Report date March 02, 2026 · Filed March 02, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Class A Common Stock, par value $0.01 per shareSEC Table I · non-derivativeDirect124,209 Reported balance After 2026-03-02 transaction · row 1
1 source row

Row 1 · 2026-03-02 · Grant · Acquired 22,816 · Balance 124,209

F1: On March 2, 2026, Mr. Krein was awarded 22,816 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

Filing footnotes · ownership attribution and instrument terms

F1: On March 2, 2026, Mr. Krein was awarded 22,816 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

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 02, 2026 Filed Mar 2, 2026 21:25 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 GrantClass A Common Stock, par value $0.01 per share 22,816 $0.00 $0.00
Disclosure

SEC source: 0001517302-26-000055 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,209

F1 · shares: On March 2, 2026, Mr. Krein was awarded 22,816 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

Read SEC document
February 17, 2026 Filed Feb 18, 2026 21:57 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Tax withholdingClass A Common Stock, par value $0.01 per share 3,000 $42.38 $127,140.00
Disclosure

SEC source: 0001517302-26-000039 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 101,393

Read SEC document
March 03, 2025 Filed Mar 3, 2025 21:29 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 GrantClass A Common Stock, par value $0.01 per share 22,508 $0.00 $0.00
Disclosure

SEC source: 0001127602-25-007525 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 104,393

F1 · shares: On March 3, 2025, Mr. Krein was awarded 22,508 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 00:48 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 GrantRestricted Share Units · Derivative 17,991 $0.00 $0.00
Disclosure

SEC source: 0001127602-25-005718 · form4.xml · derivative · entry 4

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,031

Underlying: Class A Common Stock, par value $0.01 per share · 17,991 shares

Expires not disclosed

F4 · derivative.exercise_price: Half of the PSUs that were earned on 2/18/2025, each of which represents a contingent right to receive one Share, will be eligible to vest based on continued service through the date of a qualified retirement.

F4 · derivative.exercise_date: Half of the PSUs that were earned on 2/18/2025, each of which represents a contingent right to receive one Share, will be eligible to vest based on continued service through the date of a qualified retirement.

F4 · derivative.expiration_date: Half of the PSUs that were earned on 2/18/2025, each of which represents a contingent right to receive one Share, will be eligible to vest based on continued service through the date of a qualified retirement.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 00:48 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Exercise / conversionPerformance Share Units · Derivative 23,987 $0.00 $0.00
Disclosure

SEC source: 0001127602-25-005718 · form4.xml · derivative · entry 3

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock, par value $0.01 per share · 23,987 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: Each performance share unit ("PSU"), which was granted under the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Compensation Plan and previously reported, represented a contingent right to receive a share of Class A common stock, par value $0.01 per share ("Share"). Each grant of PSUs was eligible to vest at up to 150%, subject to meeting the relevant performance conditions.

F3 · derivative.exercise_date: Performance under the PSUs was measured on 2/18/2025, based on performance over a period ending on 12/31/2024. Half of the earned PSUs were settled in Shares on 2/18/2025, and half will settle in Shares upon a qualifying retirement subject to continued service.

F3 · derivative.expiration_date: Performance under the PSUs was measured on 2/18/2025, based on performance over a period ending on 12/31/2024. Half of the earned PSUs were settled in Shares on 2/18/2025, and half will settle in Shares upon a qualifying retirement subject to continued service.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 00:48 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Tax withholdingClass A Common Stock, par value $0.01 per share 10,349 $44.43 $459,806.07
Disclosure

SEC source: 0001127602-25-005718 · form4.xml · nonDerivative · entry 2

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,885

F1 · security: The number of Shares (as defined below) held by the Reporting person was also adjusted downward to account for an inadvertent underreporting of Shares withheld in connection with the February 2024 vesting event.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 00:48 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Exercise / conversionClass A Common Stock, par value $0.01 per share 17,991 $0.00 $0.00
Disclosure

SEC source: 0001127602-25-005718 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,234

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 01, 2024 Filed Mar 1, 2024 21:13 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 GrantClass A Common Stock, par value $0.01 per share 21,188 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-007842 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,576

F1 · shares: On March 1, 2024, Mr. Krein was awarded 21,188 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2023 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

Read SEC document
February 15, 2024 Filed Feb 20, 2024 21:28 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 GrantRestricted Share Units · Derivative 7,828 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-005734 · form4.xml · derivative · entry 4

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,828

Underlying: Class A Common Stock, par value $0.01 per share · 7,828 shares

Expires not disclosed

F3 · derivative.exercise_price: 10,981 earned PSUs settled in Shares on 2/15/2024 and 7,828 of the earned PSUs will settle in Shares upon a qualifying retirement.

F3 · derivative.exercise_date: 10,981 earned PSUs settled in Shares on 2/15/2024 and 7,828 of the earned PSUs will settle in Shares upon a qualifying retirement.

F3 · derivative.expiration_date: 10,981 earned PSUs settled in Shares on 2/15/2024 and 7,828 of the earned PSUs will settle in Shares upon a qualifying retirement.

Read SEC document
February 15, 2024 Filed Feb 20, 2024 21:28 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Exercise / conversionPerformance Share Units · Derivative 18,809 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-005734 · form4.xml · derivative · entry 3

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,987

Underlying: Class A Common Stock, par value $0.01 per share · 18,809 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: Each performance share unit ("PSU"), which was granted under the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Compensation Plan and previously reported, represented a contingent right to receive one share of Class A common stock, par value $0.01 per share ("Share").

F2 · derivative.exercise_date: Performance under the PSUs was measured on 2/15/2024 based on performance over a period ending on 12/31/2023. 10,981 earned PSUs settled in Shares on 2/15/2024 and 7,828 of the earned PSUs will settle in Shares upon a qualifying retirement.

F2 · derivative.expiration_date: Performance under the PSUs was measured on 2/15/2024 based on performance over a period ending on 12/31/2023. 10,981 earned PSUs settled in Shares on 2/15/2024 and 7,828 of the earned PSUs will settle in Shares upon a qualifying retirement.

Read SEC document
February 15, 2024 Filed Feb 20, 2024 21:28 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Tax withholdingClass A Common Stock, par value $0.01 per share 1,830 $42.26 $77,335.80
Disclosure

SEC source: 0001127602-24-005734 · form4.xml · nonDerivative · entry 2

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,388

Read SEC document
February 15, 2024 Filed Feb 20, 2024 21:28 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Exercise / conversionClass A Common Stock, par value $0.01 per share 10,981 $0.00 $0.00
Disclosure

SEC source: 0001127602-24-005734 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59,218

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 01, 2023 Filed Mar 2, 2023 21:19 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 GrantClass A Common Stock, par value $0.01 per share 25,268 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-008352 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,237

F1 · shares: On March 1, 2023, Mr. Krein was awarded 25,268 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

Read SEC document
February 15, 2023 Filed Feb 16, 2023 21:46 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Tax withholdingClass A Common Stock, par value $0.01 per share 1,166 $36.02 $41,999.32
Disclosure

SEC source: 0001127602-23-005578 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,969

Read SEC document
March 01, 2022 Filed Mar 1, 2022 22:21 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 GrantPerformance Share Units · Derivative 23,988 $0.00 $0.00
Disclosure

SEC source: 0001127602-22-007387 · form4.xml · derivative · entry 2

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,796

Underlying: Class A Common Stock, par value $0.01 per share · 23,988 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit was granted under the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Plan and represents a contingent right to receive one share of Class A common stock, par value $0.01 per share.

F2 · derivative.exercise_date: The performance share units vest based on continued service and performance conditions tied to relative total shareholder return and relative adjusted operating margin over a three-year performance period.

F2 · derivative.expiration_date: The performance share units vest based on continued service and performance conditions tied to relative total shareholder return and relative adjusted operating margin over a three-year performance period.

Read SEC document
February 15, 2022 Filed Feb 16, 2022 22:26 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Tax withholdingClass A Common Stock, par value $0.01 per share 1,391 $40.05 $55,709.55
Disclosure

SEC source: 0001127602-22-005356 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,135

Read SEC document
March 01, 2021 Filed Mar 1, 2021 22:29 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 GrantPerformance Share Units · Derivative 18,808 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-21-008447 · form4.xml · derivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,808

Underlying: Class A Common Stock, par value $0.01 per share · 18,808 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit was granted under the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Plan and represents a contingent right to receive one share of Class A common stock, par value $0.01 per share.

F1 · price: Each performance share unit was granted under the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Plan and represents a contingent right to receive one share of Class A common stock, par value $0.01 per share.

F2 · derivative.exercise_date: The performance share units vest based on continued service and performance conditions tied to relative total shareholder return and relative adjusted operating margin over a performance period extending from January 1, 2021 through December 31, 2023.

F2 · derivative.expiration_date: The performance share units vest based on continued service and performance conditions tied to relative total shareholder return and relative adjusted operating margin over a performance period extending from January 1, 2021 through December 31, 2023.

Read SEC document
February 16, 2021 Filed Feb 17, 2021 21:42 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Tax withholdingClass A Common Stock, par value $0.01 per share 2,068 $52.16 $107,866.88
Disclosure

SEC source: 0001127602-21-006228 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,526

Read SEC document
February 18, 2020 Filed Feb 19, 2020 00:44 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 GrantClass A Common Stock, par value $0.01 per share 11,500 $0.00 $0.00
Disclosure

SEC source: 0001127602-20-006214 · form4.xml · nonDerivative · entry 2

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,594

F1 · kind: On February 18, 2020 Mr. Krein was awarded 11,500 shares of Class A common stock pursuant to the Artisan Partners Asset Management Inc. 2013 Omnibus Incentive Compensation Plan. The shares may not be transferred until they have vested.

Read SEC document
February 18, 2020 Filed Feb 19, 2020 00:44 UTC Artisan Partners Asset Management Inc. APAM · Entity 4239 Tax withholdingClass A Common Stock, par value $0.01 per share 1,271 $35.68 $45,349.28
Disclosure

SEC source: 0001127602-20-006214 · form4.xml · nonDerivative · entry 1

Krein Christopher J · CIK 0001794946 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,594

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.