Joel Reiss, Co-Chief Operating Officer at TransDigm Group INC (TDG), sold 3,900 shares at $1144.43 ($4.5M) on 2026-05-15, disclosed to the SEC on 2026-05-18.
Open-market sale of $4.5M TDG by Co-Chief Operating Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $1144.43 | 71 | $81K | 1.8% |
| 2 | $1145.37 | 259 | $297K | 6.6% |
| 3 | $1146.17 | 120 | $138K | 3.1% |
| 4 | $1147.52 | 462 | $530K | 11.8% |
| 5 | $1148.25 | 775 | $890K | 19.8% |
| 6 | $1149.33 | 463 |
| $532K |
| 11.8% |
| 7 | $1150.33 | 119 | $137K | 3.0% |
| 8 | $1151.49 | 151 | $174K | 3.9% |
| 9 | $1152.28 | 50 | $58K | 1.3% |
| 10 | $1153.71 | 130 | $150K | 3.3% |
| 11 | $1154.78 | 70 | $81K | 1.8% |
| 12 | $1156.07 | 50 | $58K | 1.3% |
| 13 | $1158.62 | 45 | $52K | 1.2% |
| 14 | $1159.69 | 95 | $110K | 2.4% |
| 15 | $1160.33 | 70 | $81K | 1.8% |
| 16 | $1162.65 | 110 | $128K | 2.8% |
| 17 | $1163.19 | 10 | $12K | 0.3% |
| 18 | $1164.94 | 76 | $89K | 2.0% |
| 19 | $1165.94 | 177 | $206K | 4.6% |
| 20 | $1167.02 | 121 | $141K | 3.1% |
| 21 | $1168.13 | 186 | $217K | 4.8% |
| 22 | $1169.13 | 81 | $95K | 2.1% |
| 23 | $1170.54 | 26 | $30K | 0.7% |
| 24 | $1172.05 | 43 | $50K | 1.1% |
| 25 | $1172.69 | 63 | $74K | 1.6% |
| 26 | $1174.39 | 30 | $35K | 0.8% |
| 27 | $1175.28 | 47 | $55K | 1.2% |
| Total | $1154.09 avg | 3,900 | $4.5M | 100% |
| Filing → |
| TDG | SELL | 2026-07-17 | $510K | — | Filing → |
| TDG | SELL | 2026-07-17 | $4.2M | — | Filing → |
| TDG | SELL | 2026-06-16 | $5.0M | — | Filing → |