Form 4 Tracker
TransDigm Group INC
TDG

47 insider filings · Latest: Oct 15, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Oct 15, 2026Oct 16 8:19 PMJoel ReissCo-Chief Operating Officer
Sale
4,100$1,128.04$4.6M3,600(D)

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Sep 15, 2026Sep 16 9:09 PMJoel ReissCo-Chief Operating Officer
Sale
3,900$1,094.58$4.3M3,600(D)

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Sep 15, 2026Sep 15 8:48 PMJOEL REISS
Proposed Sale
8,000$1,111.22$8.9M—

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Aug 18, 2026Aug 19 8:21 PMNicholas W HowleyDirector
Sale
10,132$1,236.28$12.5M21,547.513(I)

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Aug 17, 2026Aug 18 8:26 PMJoel ReissCo-Chief Operating Officer
Sale
3,900$1,238.76$4.8M3,600(D)

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Aug 7, 2026Aug 7 8:37 PMTHE FORTUNA TRUST U/T/A DTD 06/01/2018
Proposed Sale
37,690$1,262.07$47.6M—

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Jul 20, 2026Jul 21 8:47 PMNicholas W HowleyDirector
Sale
10,132$1,216.08$12.3M21,547.513(I)

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Jul 15, 2026Jul 17 8:17 PMJoel ReissCo-Chief Operating Officer
Sale
414$1,231.11$509.7K3,600(D)

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Jul 15, 2026Jul 17 8:16 PMJoel ReissCo-Chief Operating Officer
Sale
3,486$1,216.21$4.2M4,014(D)

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Jun 18, 2026Jun 22 8:57 PMNicholas W HowleyDirector
Sale
10,132$1,319.55$13.4M21,547.513(I)

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Jun 18, 2026Jun 22 8:50 PMNicholas W HowleyDirector
Sale
10,132$1,319.55$13.4M21,547.513(I)

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Jun 18, 2026Jun 22 8:50 PMNicholas W HowleyDirector
Sale
10,132$1,319.55$13.4M21,547.513(I)

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Jun 18, 2026Jun 18 8:15 PMHowley W Nicholas
Proposed Sale
30,396$1,319.55$40.1M—

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Jun 15, 2026Jun 16 8:05 PMJoel ReissCo-Chief Operating Officer
Sale
3,900$1,276.78$5.0M3,600(D)

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Jun 15, 2026Jun 15 8:49 PMJOEL REISS
Proposed Sale
11,700$1,256.05$14.7M—

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May 18, 2026May 19 8:14 PMNicholas W HowleyDirector
Sale
10,132$1,180.82$12.0M21,547.513(I)

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May 15, 2026May 18 8:53 PMJoel ReissCo-Chief Operating Officer
Sale
3,900$1,154.09$4.5M3,600(D)

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Apr 20, 2026Apr 21 8:36 PMNicholas W HowleyDirector
Sale
10,132$1,265.06$12.8M21,547.513(I)

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Apr 15, 2026Apr 16 8:57 PMJoel ReissCo-Chief Operating Officer
Sale
3,900$1,280.46$5.0M3,600(D)

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Mar 18, 2026Mar 19 8:33 PMNicholas W HowleyDirector
Sale
10,132$1,213.05$12.3M21,547.513(I)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Oct 15, 2026Oct 16 8:19 PMJoel ReissCo-Chief Operating Officer
Option Exercise
4,100$284.970(D)

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Sep 15, 2026Sep 16 9:09 PMJoel ReissCo-Chief Operating Officer
Option Exercise
3,900$284.974,100(D)

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Aug 18, 2026Aug 19 8:21 PMNicholas W HowleyDirector
Option Exercise
10,132—1,700(I)

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Aug 17, 2026Aug 18 8:26 PMJoel ReissCo-Chief Operating Officer
Option Exercise
3,900$284.978,000(D)

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Jul 15, 2026Jul 21 8:48 PMJoel ReissCo-Chief Operating Officer
Option Exercise
3,900$284.9711,900(D)

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Jul 20, 2026Jul 21 8:47 PMNicholas W HowleyDirector
Option Exercise
10,132—11,832(I)

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Jul 15, 2026Jul 17 8:16 PMJoel ReissCo-Chief Operating Officer
Option Exercise
3,900$284.9719,700(D)

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Jun 18, 2026Jun 22 8:57 PMNicholas W HowleyDirector
Option Exercise
10,132$66.4721,964(I)

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Jun 18, 2026Jun 22 8:50 PMNicholas W HowleyDirector
Option Exercise
10,132$66.4721,964(I)

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Jun 18, 2026Jun 22 8:50 PMNicholas W HowleyDirector
Option Exercise
10,132$66.4721,964(I)

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Jun 15, 2026Jun 16 8:05 PMJoel ReissCo-Chief Operating Officer
Option Exercise
3,900$284.9715,800(D)

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May 18, 2026May 19 8:14 PMNicholas W HowleyDirector
Option Exercise
10,132—32,096(I)

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May 15, 2026May 18 8:53 PMJoel ReissCo-Chief Operating Officer
Option Exercise
3,900$284.9719,700(D)

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Apr 20, 2026Apr 21 8:36 PMNicholas W HowleyDirector
Option Exercise
10,132—42,228(I)

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Apr 15, 2026Apr 16 8:57 PMJoel ReissCo-Chief Operating Officer
Option Exercise
3,900$284.9723,600(D)

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Mar 18, 2026Mar 19 8:33 PMNicholas W HowleyDirector
Option Exercise
10,132—7,908(I)

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Mar 16, 2026Mar 17 8:05 PMJoel ReissCo-Chief Operating Officer
Option Exercise
3,900$284.9727,500(D)

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Feb 24, 2026Feb 25 9:18 PMPatrick Joseph MurphyCo-Chief Operating Officer
Option Exercise
1,460$347.171,450(D)

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Feb 18, 2026Feb 20 9:15 PMNicholas W HowleyDirector
Option Exercise
10,168$50.9218,040(I)

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Feb 17, 2026Feb 18 9:00 PMJoel ReissCo-Chief Operating Officer
Option Exercise
3,900$284.9731,400(D)

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