Transdigm Group Incorporated (TDG)
Who owns Transdigm Group Incorporated (TDG)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.5% of the shares are freely tradable; institutional investors hold 98.2%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Group Inc | 12.16 | 6,799,539 | -0.2 | 12/31/2025 |
| Capital Research & Mgmt Co - Division 3 | 9.82 | 5,494,695 | -16.0 | 03/31/2026 |
| Capital World Investors | 8.34 | 4,666,491 | +18.0 | 03/31/2026 |
| BlackRock Inc | 8.23 | 4,601,252 | +7.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 6.56 | 3,669,729 | +0.0 | 03/31/2026 |
| Capital Research Global Investors | 5.62 | 3,143,509 | +26.9 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Capital Group Fundamental Invtrs Comp | 5.15 | 2,881,772 | +3.8 | 03/31/2026 |
| American Funds Fundamental Invs A | 5.15 | 2,881,772 | +3.8 | 03/31/2026 |
| American Funds Growth Fund of Amer A | 4.78 | 2,674,254 | +0.5 | 03/31/2026 |
| Capital Group Growth Fnd of Amer Comp | 4.78 | 2,674,254 | +0.5 | 03/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 440 | 1,224.14 | 538,621 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 465 | 1,222.32 | 568,378 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 130 | 1,220.57 | 158,674 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 1,243 | 1,219.48 | 1,515,820 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 1,463 | 1,218.58 | 1,782,787 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 603 | 1,217.01 | 733,856 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 260 | 1,215.62 | 316,060 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 1,561 | 1,214.74 | 1,896,215 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 1,437 | 1,213.88 | 1,744,345 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 1,720 | 1,212.73 | 2,085,898 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 240 | 1,211.46 | 290,750 |
| 20. Jul 2026 | Howley W Nicholas | Director | Sell | 570 | 1,210.32 | 689,885 |
| 20. Jul 2026 | Howley W Nicholas | Director | Other | 10,132 | 66.47 | 673,474 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 144 | 1,232.34 | 177,457 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 190 | 1,230.06 | 233,711 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 40 | 1,226.98 | 49,079 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 153 | 1,225.62 | 187,519 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 509 | 1,224.62 | 623,332 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 138 | 1,223.51 | 168,845 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 210 | 1,227.82 | 257,842 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 140 | 1,220.50 | 170,869 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 239 | 1,216.22 | 290,678 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 211 | 1,215.13 | 256,392 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 170 | 1,213.73 | 206,334 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 110 | 1,212.59 | 133,385 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 90 | 1,228.79 | 110,591 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 60 | 1,222.60 | 73,356 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 30 | 1,210.31 | 36,309 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 74 | 1,203.80 | 89,081 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 116 | 1,202.44 | 139,483 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 160 | 1,201.32 | 192,211 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 156 | 1,200.14 | 187,222 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 80 | 1,209.20 | 96,736 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 70 | 1,231.09 | 86,177 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Sell | 10 | 1,233.38 | 12,334 |
| 15. Jul 2026 | Reiss Joel | Co-Chief Operating Officer | Other | 3,900 | 284.97 | 1,111,383 |
| 20. Apr 2026 | W Nicholas Howley | Director | Sell | 10,132 | 1,265.06 | 12,817,588 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.