TDG · Transdigm Group Incorporated Common Stock
View on chartInsiders & Stakes
| Robert J. Small Director | ▲ Buy | Open Market | 366,142 Shares held | 2/25/2026 | View profile |
| Laubenthal Raymond F Director | ▲ Buy | Grant | 156,595 Shares held | 3/28/2022 | View profile |
| Sean P. Hennessy Director | ▲ Buy | Grant | 33,790 Shares held | 3/20/2026 | View profile |
| David Barr | ▲ Buy | Grant | 32,179 Shares held | 3/20/2026 | View profile |
| W. Nicholas Howley Director | ▼ Sell | Open Market | 21,548 Shares held | 8/18/2026 | View profile |
| Kevin M. Stein President & CEO | ▼ Sell | Open Market | 19,233 Shares held | 2/2/2026 | View profile |
| Sarah Wynne Chief Financial Officer | ▲ Buy | Option Exercise | 4,894 Shares held | 2/5/2026 | View profile |
| Peter Palmer | ▲ Buy | Grant | 4,030 Shares held | 3/20/2026 | View profile |
| Joel Reiss Co-Chief Operating Officer | ▼ Sell | Open Market | 3,600 Shares held | 8/17/2026 | View profile |
| Michael Lisman President & CEO | ▲ Buy | Open Market | 3,259 Shares held | 2/6/2026 | View profile |
| Patrick Joseph Murphy Co-Chief Operating Officer | ▲ Buy | Option Exercise | 2,515 Shares held | 2/24/2026 | View profile |
| Michael Graff | ▲ Buy | Grant | 1,683 Shares held | 3/20/2026 | View profile |
| Dunn Mervin Director | ▼ Sell | Open Market | 1,562 Shares held | 11/16/2022 | View profile |
| Gary E. McCullough Director | ▲ Buy | Grant | 952 Shares held | 3/20/2026 | View profile |
| Michele Santana | ▲ Buy | Grant | 771 Shares held | 3/20/2026 | View profile |
| Jane M. Cronin Director | ▲ Buy | Grant | 700 Shares held | 3/20/2026 | View profile |
| Warren Jessica L GC, CCO, Secretary | ▼ Sell | Open Market | 575 Shares held | 5/13/2025 | View profile |
| Staer John Director | ▼ Sell | Open Market | 91 Shares held | 2/10/2023 | View profile |
| Henderson Robert S Director | ▼ Sell | Open Market | 0 Shares held | 11/1/2021 | View profile |
| Valladares Jorge Director | ▼ Sell | Open Market | 0 Shares held | 5/14/2025 | View profile |
Transaction History
| W. Nicholas Howley | ▲ Buy | Option Exercise | 10,132 | $673K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 204 | $250K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 70 | $86K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 290 | $356K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 570 | $701K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 830 | $1.0M | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,055 | $1.3M | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 450 | $555K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 270 | $333K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 140 | $173K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 250 | $309K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 520 | $644K | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 3,980 | $4.9M | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,313 | $1.6M | 8/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 190 | $236K | 8/18/2026 |
| Joel Reiss | ▲ Buy | Option Exercise | 3,900 | $1.1M | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 140 | $173K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 260 | $321K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 327 | $404K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 373 | $461K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 671 | $830K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 499 | $618K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 340 | $421K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 400 | $496K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 120 | $149K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 112 | $139K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 138 | $172K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 100 | $124K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 145 | $181K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 37 | $46K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 48 | $60K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 60 | $75K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 20 | $25K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 80 | $100K | 8/17/2026 |
| Joel Reiss | ▼ Sell | Open Market | 30 | $38K | 8/17/2026 |
| W. Nicholas Howley | ▲ Buy | Option Exercise | 10,132 | $673K | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 570 | $690K | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 240 | $291K | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,720 | $2.1M | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,437 | $1.7M | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,561 | $1.9M | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 260 | $316K | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 603 | $734K | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,463 | $1.8M | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,243 | $1.5M | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 130 | $159K | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 465 | $568K | 7/20/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 440 | $539K | 7/20/2026 |
| Joel Reiss | ▼ Sell | Open Market | 190 | $234K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 70 | $86K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 144 | $177K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 10 | $12K | 7/15/2026 |
| Joel Reiss | ▲ Buy | Option Exercise | 3,900 | $1.1M | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 10 | $12K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 70 | $84K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 80 | $96K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 156 | $187K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 160 | $192K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 116 | $139K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 74 | $89K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 10 | $12K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 30 | $36K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 60 | $73K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 80 | $97K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 30 | $36K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 90 | $109K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 110 | $133K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 170 | $206K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 211 | $256K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 239 | $291K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 60 | $73K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 90 | $110K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 90 | $110K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 140 | $171K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 210 | $257K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 60 | $73K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 138 | $169K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 509 | $623K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 153 | $188K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 40 | $49K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 210 | $258K | 7/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 90 | $111K | 7/15/2026 |
| W. Nicholas Howley | ▲ Buy | Option Exercise | 10,132 | $673K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 112 | $146K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 97 | $127K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 115 | $151K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 160 | $210K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 964 | $1.3M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 745 | $980K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,376 | $1.8M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 893 | $1.2M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,925 | $2.5M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 827 | $1.1M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 268 | $354K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 305 | $403K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 677 | $896K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 377 | $499K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 257 | $341K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 200 | $265K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 245 | $325K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 47 | $63K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 13 | $17K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 275 | $367K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 78 | $104K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 176 | $235K | 6/18/2026 |
| W. Nicholas Howley | ▲ Buy | Option Exercise | 10,132 | $673K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 112 | $146K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 97 | $127K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 115 | $151K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 160 | $210K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 964 | $1.3M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 745 | $980K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,376 | $1.8M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 893 | $1.2M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,925 | $2.5M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 827 | $1.1M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 268 | $354K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 305 | $403K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 677 | $896K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 377 | $499K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 257 | $341K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 200 | $265K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 245 | $325K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 47 | $63K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 13 | $17K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 275 | $367K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 78 | $104K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 176 | $235K | 6/18/2026 |
| W. Nicholas Howley | ▲ Buy | Option Exercise | 10,132 | $673K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 112 | $146K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 97 | $127K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 115 | $151K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 160 | $210K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 964 | $1.3M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 745 | $980K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,376 | $1.8M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 893 | $1.2M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,925 | $2.5M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 827 | $1.1M | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 268 | $354K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 305 | $403K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 677 | $896K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 377 | $499K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 257 | $341K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 200 | $265K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 245 | $325K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 47 | $63K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 13 | $17K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 275 | $367K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 78 | $104K | 6/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 176 | $235K | 6/18/2026 |
| Joel Reiss | ▲ Buy | Option Exercise | 3,900 | $1.1M | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 32 | $41K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 58 | $74K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 146 | $186K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 174 | $221K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 300 | $382K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 600 | $765K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 502 | $640K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 428 | $546K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 494 | $631K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 316 | $404K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 158 | $202K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 152 | $195K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 150 | $192K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 90 | $115K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 136 | $175K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 74 | $95K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 60 | $77K | 6/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 30 | $39K | 6/15/2026 |
| W. Nicholas Howley | ▲ Buy | Option Exercise | 10,132 | $673K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 40 | $46K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 60 | $69K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 80 | $92K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 80 | $93K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 50 | $58K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 23 | $27K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 110 | $128K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 586 | $684K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 463 | $541K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 390 | $456K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 60 | $70K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 220 | $258K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 685 | $804K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 313 | $368K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 40 | $47K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 140 | $165K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 250 | $295K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 437 | $516K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 290 | $343K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 87 | $103K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 1,075 | $1.3M | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 448 | $531K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 272 | $323K | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 3,801 | $4.5M | 5/18/2026 |
| W. Nicholas Howley | ▼ Sell | Open Market | 132 | $157K | 5/18/2026 |
| Joel Reiss | ▲ Buy | Option Exercise | 3,900 | $1.1M | 5/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 71 | $81K | 5/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 259 | $297K | 5/15/2026 |
| Joel Reiss | ▼ Sell | Open Market | 120 | $138K | 5/15/2026 |