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TDG

TransDigm Group INC

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Tapewire entity
2991
SEC CIK
0001260221
Parsed reports
748

Last 12 months

Inside the activity.

8 purchase rows · 525 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 2025655
Dec 2025040
Jan 2026050
Feb 2026269
Mar 2026042
Apr 2026028
May 2026052
Jun 2026084
Jul 2026045
Aug 2026033
Sep 2026027
Oct 202600

Latest available

Insider transactions

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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
January 05, 2026 Filed Jan 6, 2026 21:32 UTC SaleCommon Stock 1,777 $1,371.09 $2,436,429.42
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 10

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 21,257

F7 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,370.5800 - $1,371.5200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
January 05, 2026 Filed Jan 6, 2026 21:32 UTC SaleCommon Stock 4,457 $1,370.12 $6,106,627.51
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 9

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 23,034

F6 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,369.5800 - $1,370.5600. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
January 05, 2026 Filed Jan 6, 2026 21:32 UTC SaleCommon Stock 3,956 $1,369.05 $5,415,943.21
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 8

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 27,491

F5 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,368.5800 - $1,369.5700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
January 05, 2026 Filed Jan 6, 2026 21:32 UTC SaleCommon Stock 716 $1,368.11 $979,568.84
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 7

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 31,447

F4 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,367.5700 - $1,368.5500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
January 05, 2026 Filed Jan 6, 2026 21:32 UTC SaleCommon Stock 255 $1,367.18 $348,632.12
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 6

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 32,163

F3 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,366.5600 - $1,367.4900. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
January 05, 2026 Filed Jan 6, 2026 21:32 UTC SaleCommon Stock 160 $1,364.57 $218,330.45
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 5

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 32,418

F2 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,364.4650 - $1,365.0000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
January 05, 2026 Filed Jan 6, 2026 21:32 UTC SaleCommon Stock 20 $1,363.08 $27,261.60
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 4

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 32,578

Read SEC document
January 05, 2026 Filed Jan 6, 2026 21:32 UTC SaleCommon Stock 560 $1,361.59 $762,490.40
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 3

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 32,598

Read SEC document
January 05, 2026 Filed Jan 6, 2026 21:32 UTC Exercise / conversionCommon Stock 7,060 $341.28 $2,409,436.80
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 2

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 33,158

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: The exercise price has been adjusted for dividends declared since August 1, 2022.

Read SEC document
January 05, 2026 Filed Jan 6, 2026 21:32 UTC Exercise / conversionCommon Stock 17,940 $105.88 $1,899,487.20
Disclosure

SEC source: 0001193125-26-004595 · ownership.xml · nonDerivative · entry 1

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 26,098

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: The exercise price has been adjusted for dividends declared since August 1, 2022.

Read SEC document
January 02, 2026 Filed Jan 5, 2026 17:17 UTC
Murphy Patrick JosephCo-Chief Operating Officer
Exercise / conversionStock Option · Derivative 290 $0.00 Strike: $269.42 $0.00
Disclosure

SEC source: 0001193125-26-002759 · ownership.xml · derivative · entry 3

Murphy Patrick Joseph · CIK 0002079804 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,450

Underlying: Common Stock · 290 shares

Expires 2026-11-10

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
January 02, 2026 Filed Jan 5, 2026 17:17 UTC
Murphy Patrick JosephCo-Chief Operating Officer
SaleCommon Stock 290 $1,329.03 $385,418.70
Disclosure

SEC source: 0001193125-26-002759 · ownership.xml · nonDerivative · entry 2

Murphy Patrick Joseph · CIK 0002079804 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,055

Read SEC document
January 02, 2026 Filed Jan 5, 2026 17:17 UTC
Murphy Patrick JosephCo-Chief Operating Officer
Exercise / conversionCommon Stock 290 $269.42 $78,131.80
Disclosure

SEC source: 0001193125-26-002759 · ownership.xml · nonDerivative · entry 1

Murphy Patrick Joseph · CIK 0002079804 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,345

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
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
Exercise / conversionStock Option · Derivative 3,900 $0.00 Strike: $284.97 $0.00
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · derivative · entry 28

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,200

Underlying: Common Stock · 3,900 shares

Expires 2027-11-08

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
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 30 $1,311.25 $39,337.40
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 27

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,600

F24 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,311.1700 - $1,311.4000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 20 $1,309.34 $26,186.80
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 26

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,630

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 40 $1,307.95 $52,317.80
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 25

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,650

F23 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,307.8300 - $1,308.1900. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 20 $1,306.64 $26,132.80
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 24

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,690

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 118 $1,305.98 $154,106.19
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 23

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,710

F22 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,305.5200 - $1,306.3400. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 60 $1,304.90 $78,294.16
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 22

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,828

F21 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,304.3200 - $1,305.1500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 45 $1,303.15 $58,641.55
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 21

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,888

F20 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,302.7200 - $1,303.5000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 14 $1,301.78 $18,224.94
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 20

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,933

F19 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,301.5200 - $1,302.1200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 25 $1,300.44 $32,511.00
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 19

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,947

F18 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,300.2500 - $1,301.1000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 12 $1,299.04 $15,588.42
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 18

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,972

F17 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,298.9200 - $1,299.6200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 44 $1,298.11 $57,116.72
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 17

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,984

F16 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,297.8400 - $1,298.8300. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 32 $1,297.32 $41,514.21
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 16

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,028

F15 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,296.8000 - $1,297.6500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 58 $1,296.10 $75,173.96
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 15

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,060

F14 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,295.5300 - $1,296.3600. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 50 $1,294.90 $64,744.85
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 14

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,118

F13 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,294.2900 - $1,295.2000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 61 $1,293.76 $78,919.38
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 13

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,168

F12 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,293.2600 - $1,294.1500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 279 $1,292.66 $360,651.64
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 12

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,229

F11 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,292.2400 - $1,293.2300. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 418 $1,291.68 $539,921.32
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 11

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,508

F10 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,291.2300 - $1,292.2200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 220 $1,290.68 $283,949.82
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 10

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,926

F9 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,290.2000 - $1,291.1300. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 420 $1,289.81 $541,718.90
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 9

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,146

F8 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,289.2000 - $1,290.1900. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 536 $1,288.54 $690,655.19
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 8

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,566

F7 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,288.1800 - $1,289.0500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 336 $1,287.69 $432,665.12
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 7

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,102

F6 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,287.1700 - $1,288.1500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 262 $1,286.70 $337,114.80
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 6

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,438

F5 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,286.1700 - $1,287.1600. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 220 $1,285.64 $282,840.80
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 5

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,700

F4 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,285.1700 - $1,286.0500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 220 $1,284.78 $282,650.63
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 4

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,920

F3 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,284.1700 - $1,285.1000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 280 $1,283.70 $359,436.56
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 3

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,140

F2 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,283.1700 - $1,284.1000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
SaleCommon Stock 80 $1,282.73 $102,618.37
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 2

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,420

F1 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,282.1200 - $1,283.1000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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December 15, 2025 Filed Dec 16, 2025 21:09 UTC
Reiss JoelCo-Chief Operating Officer
Exercise / conversionCommon Stock 3,900 $284.97 $1,111,383.00
Disclosure

SEC source: 0001193125-25-320860 · ownership.xml · nonDerivative · entry 1

Reiss Joel · CIK 0001656109 · Co-Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,500

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.

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December 10, 2025 Filed Dec 11, 2025 21:13 UTC Exercise / conversionStock Option · Derivative 4,700 $0.00 Strike: $66.47 $0.00
Disclosure

SEC source: 0001193125-25-315957 · ownership.xml · derivative · entry 8

SMALL ROBERT J · CIK 0001234544 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,700 shares

Expires 2027-11-08

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.

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December 10, 2025 Filed Dec 11, 2025 21:13 UTC SaleCommon Stock 74 $1,291.03 $95,536.38
Disclosure

SEC source: 0001193125-25-315957 · ownership.xml · nonDerivative · entry 4

SMALL ROBERT J · CIK 0001234544 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,625

F4 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1291.0300 - $1,291.0400. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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December 10, 2025 Filed Dec 11, 2025 21:13 UTC SaleCommon Stock 4,046 $1,290.30 $5,220,537.21
Disclosure

SEC source: 0001193125-25-315957 · ownership.xml · nonDerivative · entry 3

SMALL ROBERT J · CIK 0001234544 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,699

F3 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1290.0300 - $1,290.5200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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December 10, 2025 Filed Dec 11, 2025 21:13 UTC SaleCommon Stock 580 $1,289.32 $747,805.43
Disclosure

SEC source: 0001193125-25-315957 · ownership.xml · nonDerivative · entry 2

SMALL ROBERT J · CIK 0001234544 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,745

F2 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1288.9000 - $1,289.5600. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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December 10, 2025 Filed Dec 11, 2025 21:13 UTC Exercise / conversionCommon Stock 4,700 $66.47 $312,409.00
Disclosure

SEC source: 0001193125-25-315957 · ownership.xml · nonDerivative · entry 1

SMALL ROBERT J · CIK 0001234544 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,325

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: The exercise price has been adjusted for dividends declared since August 1, 2022.

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December 09, 2025 Filed Dec 10, 2025 02:09 UTC SaleCommon Stock 15,280 $1,335.72 $20,409,801.60
Disclosure

SEC source: 0000919574-25-007305 · ownership.xml · nonDerivative · entry 2

SMALL ROBERT J · CIK 0001234544 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Stockbridge Partners LLC

Disclosed balance after: 68,139

F2 · ownership.nature: Represents shares held by Stockbridge Partners LLC ("SP") on behalf of a managed account over which it has shared voting and sole dispositive power. This Form 4 has been filed because the Reporting Person is a director of the Issuer and a managing member of SP. As such, the Reporting Person may be deemed to share voting and dispositive power with respect to the shares of the Issuer's common stock held by SP. However, the Reporting Person disclaims beneficial ownership of these shares, except to the extent, if any, of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

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December 09, 2025 Filed Dec 10, 2025 02:09 UTC SaleCommon Stock 75,673 $1,335.72 $101,077,939.56
Disclosure

SEC source: 0000919574-25-007305 · ownership.xml · nonDerivative · entry 1

SMALL ROBERT J · CIK 0001234544 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Stockbridge Fund, L.P.

Disclosed balance after: 366,141

F1 · ownership.nature: Represents shares held by Stockbridge Fund, L.P. ("SF"). Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of SP, the registered investment adviser to SF. Stockbridge Associates LLC ("SA") is the general partner of SF. The Reporting Person is a managing member of each of BPH, BPSP, SP and SA. As such, the Reporting Person may be deemed to share voting and dispositive power with respect to the shares of the Issuer's common stock held by SF. However, the Reporting Person disclaims beneficial ownership of these shares, except to the extent, if any, of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

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December 04, 2025 Filed Dec 5, 2025 21:10 UTC Exercise / conversionStock Option · Derivative 17,526 $0.00 Strike: $105.88 $0.00
Disclosure

SEC source: 0001193125-25-309653 · ownership.xml · derivative · entry 10

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 37,940

Underlying: Common Stock · 17,526 shares

Expires 2028-04-25

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.

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December 04, 2025 Filed Dec 5, 2025 21:10 UTC SaleCommon Stock 30 $1,367.22 $41,016.70
Disclosure

SEC source: 0001193125-25-309653 · ownership.xml · nonDerivative · entry 9

Stein Kevin M · CIK 0001431675 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · Fortuna Trust dated June 1, 2018

Disclosed balance after: 8,158

F9 · price: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,367.2200 - $1,367.2300. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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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.