Joel Reiss, Co-Chief Operating Officer at TransDigm Group INC (TDG), sold 7,800 shares at $1420.38 ($11.2M) on 2026-01-15, disclosed to the SEC on 2026-01-16.
Open-market sale of $11.2M 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.
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $1420.38 | 44 | $62K | 0.6% |
| 2 | $1420.38 | 44 | $62K | 0.6% |
| 3 | $1421.89 | 67 | $95K | 0.9% |
| 4 | $1421.89 | 67 | $95K | 0.9% |
| 5 | $1422.63 | 95 | $135K | 1.2% |
| 6 | $1422.63 | 95 |
| $135K |
| 1.2% |
| 7 | $1423.80 | 128 | $182K | 1.6% |
| 8 | $1423.80 | 128 | $182K | 1.6% |
| 9 | $1425.10 | 90 | $128K | 1.1% |
| 10 | $1425.10 | 90 | $128K | 1.1% |
| 11 | $1426.35 | 245 | $349K | 3.1% |
| 12 | $1426.35 | 245 | $349K | 3.1% |
| 13 | $1427.27 | 396 | $565K | 5.1% |
| 14 | $1427.27 | 396 | $565K | 5.1% |
| 15 | $1428.03 | 477 | $681K | 6.1% |
| 16 | $1428.03 | 477 | $681K | 6.1% |
| 17 | $1429.14 | 260 | $372K | 3.3% |
| 18 | $1429.14 | 260 | $372K | 3.3% |
| 19 | $1430.21 | 372 | $532K | 4.8% |
| 20 | $1430.21 | 372 | $532K | 4.8% |
| 21 | $1431.26 | 453 | $648K | 5.8% |
| 22 | $1431.26 | 453 | $648K | 5.8% |
| 23 | $1432.40 | 257 | $368K | 3.3% |
| 24 | $1432.40 | 257 | $368K | 3.3% |
| 25 | $1433.36 | 486 | $697K | 6.2% |
| 26 | $1433.36 | 486 | $697K | 6.2% |
| 27 | $1434.18 | 200 | $287K | 2.6% |
| 28 | $1434.18 | 200 | $287K | 2.6% |
| 29 | $1435.14 | 205 | $294K | 2.6% |
| 30 | $1435.14 | 205 | $294K | 2.6% |
| 31 | $1436.15 | 35 | $50K | 0.5% |
| 32 | $1436.15 | 35 | $50K | 0.5% |
| 33 | $1437.56 | 50 | $72K | 0.6% |
| 34 | $1437.56 | 50 | $72K | 0.6% |
| 35 | $1438.91 | 40 | $58K | 0.5% |
| 36 | $1438.91 | 40 | $58K | 0.5% |
| Total | $1429.92 avg | 7,800 | $11.2M | 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 → |