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Nasdaq · USD

APPF

APPFOLIO INC

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Tapewire entity
3638
SEC CIK
0001433195
Parsed reports
452

Last 12 months

Inside the activity.

0 purchase rows · 400 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 2025011
Dec 202500
Jan 202600
Feb 2026011
Mar 202600
Apr 202600
May 202604
Jun 2026010
Jul 2026064
Aug 20260300
Sep 202600
Oct 202600

Latest available

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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 dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
August 05, 2025 Filed Aug 7, 2025 00:42 UTC SaleClass A Common Stock 100 $317.66 $31,766.00
Disclosure

SEC source: 0001415889-25-021210 · form4-08072025_120802.xml · nonDerivative · entry 5

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 78,495

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 05, 2025 Filed Aug 7, 2025 00:42 UTC SaleClass A Common Stock 200 $316.19 $63,238.00
Disclosure

SEC source: 0001415889-25-021210 · form4-08072025_120802.xml · nonDerivative · entry 4

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 78,595

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 05, 2025 Filed Aug 7, 2025 00:42 UTC SaleClass A Common Stock 300 $313.72 $94,116.00
Disclosure

SEC source: 0001415889-25-021210 · form4-08072025_120802.xml · nonDerivative · entry 3

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 78,795

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F4 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $313.48 to $313.93, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 05, 2025 Filed Aug 7, 2025 00:42 UTC SaleClass A Common Stock 1,300 $312.92 $406,796.00
Disclosure

SEC source: 0001415889-25-021210 · form4-08072025_120802.xml · nonDerivative · entry 2

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 79,095

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F3 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $312.46 to $313.45, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 05, 2025 Filed Aug 7, 2025 00:42 UTC SaleClass A Common Stock 400 $311.91 $124,764.00
Disclosure

SEC source: 0001415889-25-021210 · form4-08072025_120802.xml · nonDerivative · entry 1

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 80,395

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F2 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $311.30 to $312.23, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 100 $325.22 $32,522.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 19

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Pension Trust

Disclosed balance after: 42,400

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F14 · ownership.nature: These Class A Shares are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. However, the Reporting Person does not possess any pecuniary interest in these Class A Shares.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 100 $323.93 $32,393.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 18

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Pension Trust

Disclosed balance after: 42,500

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F14 · ownership.nature: These Class A Shares are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. However, the Reporting Person does not possess any pecuniary interest in these Class A Shares.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 100 $322.65 $32,265.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 17

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Pension Trust

Disclosed balance after: 42,600

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F14 · ownership.nature: These Class A Shares are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. However, the Reporting Person does not possess any pecuniary interest in these Class A Shares.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 500 $321.79 $160,895.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 16

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Pension Trust

Disclosed balance after: 42,700

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F16 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $321.37 to $322.20, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F14 · ownership.nature: These Class A Shares are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. However, the Reporting Person does not possess any pecuniary interest in these Class A Shares.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 200 $320.34 $64,068.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 15

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Pension Trust

Disclosed balance after: 43,200

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F15 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $320.14 to $320.53, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F14 · ownership.nature: These Class A Shares are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. However, the Reporting Person does not possess any pecuniary interest in these Class A Shares.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 300 $318.63 $95,589.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 14

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Pension Trust

Disclosed balance after: 43,400

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F13 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $318.30 to $318.84, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F14 · ownership.nature: These Class A Shares are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. However, the Reporting Person does not possess any pecuniary interest in these Class A Shares.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 200 $325.06 $65,012.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 13

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 56,400

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F12 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $324.93 to $325.19, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 100 $323.92 $32,392.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 12

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 56,600

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 300 $323.03 $96,909.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 11

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 56,700

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F11 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $322.71 to $323.62, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 400 $321.96 $128,784.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 10

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 57,000

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F10 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $321.64 to $322.20, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 200 $320.52 $64,104.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 9

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 57,400

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

Read SEC document
August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 200 $319.72 $63,944.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 8

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 57,600

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F9 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $319.28 to $320.15, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 400 $318.50 $127,400.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 7

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 57,800

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F8 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $318.28 to $318.83, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 400 $324.20 $129,680.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 6

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 80,795

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F7 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $323.92 to $324.74, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 400 $322.78 $129,112.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 5

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,195

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F6 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $322.54 to $323.22, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 400 $321.87 $128,748.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 4

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,595

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F5 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $321.31 to $322.17, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 449 $320.76 $144,021.24
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 3

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,995

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F4 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $320.27 to $321.16, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 351 $319.80 $112,249.80
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 2

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 82,444

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F3 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $319.23 to $320.20, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
August 04, 2025 Filed Aug 6, 2025 01:05 UTC SaleClass A Common Stock 500 $318.41 $159,205.00
Disclosure

SEC source: 0001415889-25-021142 · form4-08062025_010842.xml · nonDerivative · entry 1

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 82,795

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F2 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $317.96 to $318.90, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC GiftClass A Common Stock 300,000 $0.00 $0.00
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 10

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 0

F12 · shares: These shares were gifted pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC SaleClass A Common Stock 200 $305.00 $61,000.00
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 9

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 300,000

F1 · shares: These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F11 · price: This transaction was executed in multiple trades with sales prices ranging from $305.00 to $305.99. The price reported above reflects the weighted average sales price for the cumulative trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer information regarding the individual trades.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC SaleClass A Common Stock 52 $302.99 $15,755.48
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 8

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 300,200

F1 · shares: These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F10 · price: This transaction was executed in multiple trades with sales prices ranging from $302.99 to $303.99. The price reported above reflects the weighted average sales price for the cumulative trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer information regarding the individual trades.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC SaleClass A Common Stock 748 $300.00 $224,400.00
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 7

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 300,252

F1 · shares: These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F9 · price: This transaction was executed in multiple trades with sales prices ranging from $300.00 to $300.99. The price reported above reflects the weighted average sales price for the cumulative trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer information regarding the individual trades.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC SaleClass A Common Stock 100 $298.00 $29,800.00
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 6

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 301,000

F1 · shares: These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F8 · price: This transaction was executed in multiple trades with sales prices ranging from $298.00 to $298.99. The price reported above reflects the weighted average sales price for the cumulative trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer information regarding the individual trades.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC SaleClass A Common Stock 100 $295.17 $29,517.00
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 5

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 301,100

F1 · shares: These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F7 · price: This transaction was executed in multiple trades with sales prices ranging from $295.08 to $296.07. The price reported above reflects the weighted average sales price for the cumulative trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer information regarding the individual trades.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC SaleClass A Common Stock 700 $293.27 $205,289.00
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 4

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 301,200

F1 · shares: These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F6 · price: This transaction was executed in multiple trades with sales prices ranging from $292.70 to $293.69. The price reported above reflects the weighted average sales price for the cumulative trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer information regarding the individual trades.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC SaleClass A Common Stock 800 $291.31 $233,048.00
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 3

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 301,900

F1 · shares: These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F5 · price: This transaction was executed in multiple trades with sales prices ranging from $291.17 to $292.16 The price reported above reflects the weighted average sales price for the cumulative trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer information regarding the individual trades.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC SaleClass A Common Stock 200 $290.30 $58,060.00
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 2

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 302,700

F1 · shares: These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F4 · price: This transaction was executed in multiple trades with sales prices ranging from $290.00 to $290.99. The price reported above reflects the weighted average sales price for the cumulative trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer information regarding the individual trades.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 1, 2025 21:22 UTC SaleClass A Common Stock 100 $285.41 $28,541.00
Disclosure

SEC source: 0001433195-25-000110 · wk-form4_1754083351.xml · nonDerivative · entry 1

Schauser Klaus · CIK 0001643445 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By 1206 Family Trust

Disclosed balance after: 302,900

F1 · shares: These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 12, 2024.

F2 · price: This transaction was executed in multiple trades with sales prices ranging from $285.41 to $286.40. The price reported above reflects the weighted average sales price for the cumulative trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer information regarding the individual trades.

F3 · ownership.nature: Shares are held by 1206 Family Trust dated December 13, 2002, of which Reporting Person and his spouse serve as co-trustees.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 1,300 $291.04 $378,352.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 23

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Pension Trust

Disclosed balance after: 43,700

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F12 · ownership.nature: These Class A Shares are held by a pension trust of which the Reporting Person is the sole trustee and who, in that capacity, possesses sole voting and sole dispositive power over these Class A Shares. However, the Reporting Person does not possess any pecuniary interest in these Class A Shares.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 100 $308.18 $30,818.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 22

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 58,200

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 300 $306.91 $92,073.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 21

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 58,300

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F11 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $306.55 to $307.20, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 400 $305.48 $122,192.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 20

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 58,600

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F10 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $305.18 to $306.05, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 100 $303.70 $30,370.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 19

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 59,000

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 200 $302.27 $60,454.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 18

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 59,100

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F9 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $302.20 to $302.33, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 100 $300.68 $30,068.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 17

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 59,300

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 200 $299.11 $59,822.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 16

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 59,400

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F8 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $299.00 to $299.21, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 100 $297.05 $29,705.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 15

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 59,600

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 200 $285.41 $57,082.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 14

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 59,700

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 100 $283.00 $28,300.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 13

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Family Trust

Disclosed balance after: 59,900

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 100 $310.78 $31,078.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 12

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,295

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 200 $307.33 $61,466.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 11

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,395

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F7 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $307.09 to $307.62, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 400 $306.49 $122,596.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 10

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,595

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F6 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $306.05 to $306.83, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 300 $305.26 $91,578.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 9

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,995

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

F5 · price: This price reflects the weighted average price at which these shares were sold. The shares were sold in multiple transactions at prices ranging from $304.98 to $305.81, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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August 01, 2025 Filed Aug 6, 2025 00:58 UTC SaleClass A Common Stock 100 $303.68 $30,368.00
Disclosure

SEC source: 0001415889-25-021134 · form4-08062025_120849.xml · nonDerivative · entry 8

DUCA MAURICE J · CIK 0000938333 · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 84,295

F1 · kind: Sales made pursuant to a 10(b)5-1 trading plan previously adopted by the Reporting Person on December 13, 2024.

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