Form 4 for TDG TransDigm Group
Accepted 2026-05-18 16:53:53 ET · period of report 2026-05-15 · accession 0001656109-26-000001 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-05-18 16:53 | 2026-05-15 | TDG | Reiss Joel | Co-COO | M - OptEx | $284.97 | +3,900 | 7,500 | +108% | +$1.11M |
| DMT | 2026-05-18 16:53 | 2026-05-15 | TDG | Reiss Joel | Co-COO | S - Sale+OE | $1,154.09 | -3,900 | 3,600 | -52% | -$4.50M |
| DT | 2026-05-18 16:53 | 2026-05-15 | TDG | Reiss Joel | Co-COO | M - OptEx | $0.00 | -3,900 | 19.7K | -17% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-05-15 | M | A | 3,900 | $284.97 | 7,500 | D | — | — | |
| 2 | Common | Common Stock | 2026-05-15 | S | D | 71 | $1,144.43 | 7,429 | D | — | — | (F1) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,143.7200 - $1,144.6900. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 3 | Common | Common Stock | 2026-05-15 | S | D | 259 | $1,145.37 | 7,170 | D | — | — | (F2) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,144.7200 - $1,145.6700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 4 | Common | Common Stock | 2026-05-15 | S | D | 120 | $1,146.17 | 7,050 | D | — | — | (F3) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,145.7400 - $1,146.5500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 5 | Common | Common Stock | 2026-05-15 | S | D | 462 | $1,147.52 | 6,588 | D | — | — | (F4) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,146.8600 - $1,147.8400. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 6 | Common | Common Stock | 2026-05-15 | S | D | 775 | $1,148.25 | 5,813 | D | — | — | (F5) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,147.8600 - $1,148.8200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 7 | Common | Common Stock | 2026-05-15 | S | D | 463 | $1,149.33 | 5,350 | D | — | — | (F6) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,148.8600 - $1,149.8400. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 8 | Common | Common Stock | 2026-05-15 | S | D | 119 | $1,150.33 | 5,231 | D | — | — | (F7) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,149.8800 - $1,150.8000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 9 | Common | Common Stock | 2026-05-15 | S | D | 151 | $1,151.49 | 5,080 | D | — | — | (F8) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,150.9100 - $1,151.8900. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 10 | Common | Common Stock | 2026-05-15 | S | D | 50 | $1,152.28 | 5,030 | D | — | — | (F9) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,151.9400 - $1,152.6300. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 11 | Common | Common Stock | 2026-05-15 | S | D | 130 | $1,153.71 | 4,900 | D | — | — | (F10) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,153.2000 - $1,154.0900. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 12 | Common | Common Stock | 2026-05-15 | S | D | 70 | $1,154.78 | 4,830 | D | — | — | (F11) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,154.5100 - $1,155.2100. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 13 | Common | Common Stock | 2026-05-15 | S | D | 50 | $1,156.07 | 4,780 | D | — | — | (F12) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,155.7900 - $1,156.6200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 14 | Common | Common Stock | 2026-05-15 | S | D | 45 | $1,158.62 | 4,735 | D | — | — | (F13) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,158.0000 - $1,158.9800. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 15 | Common | Common Stock | 2026-05-15 | S | D | 95 | $1,159.69 | 4,640 | D | — | — | (F14) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,159.1100 - $1,159.9300. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 16 | Common | Common Stock | 2026-05-15 | S | D | 70 | $1,160.33 | 4,570 | D | — | — | (F15) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,160.1400 - $1,160.4000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 17 | Common | Common Stock | 2026-05-15 | S | D | 110 | $1,162.65 | 4,460 | D | — | — | (F16) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,162.0000 - $1,162.9600. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 18 | Common | Common Stock | 2026-05-15 | S | D | 10 | $1,163.19 | 4,450 | D | — | — | |
| 19 | Common | Common Stock | 2026-05-15 | S | D | 76 | $1,164.94 | 4,374 | D | — | — | (F17) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,164.4200 - $1,165.3700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 20 | Common | Common Stock | 2026-05-15 | S | D | 177 | $1,165.94 | 4,197 | D | — | — | (F18) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,165.5600 - $1,166.5500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 21 | Common | Common Stock | 2026-05-15 | S | D | 121 | $1,167.02 | 4,076 | D | — | — | (F19) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,166.5600 - $1,167.4500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 22 | Common | Common Stock | 2026-05-15 | S | D | 186 | $1,168.13 | 3,890 | D | — | — | (F20) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,167.6600 - $1,168.5800. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 23 | Common | Common Stock | 2026-05-15 | S | D | 81 | $1,169.13 | 3,809 | D | — | — | (F21) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,168.8900 - $1,169.7100. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 24 | Common | Common Stock | 2026-05-15 | S | D | 26 | $1,170.54 | 3,783 | D | — | — | (F22) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,170.1100 - $1,170.9200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 25 | Common | Common Stock | 2026-05-15 | S | D | 43 | $1,172.05 | 3,740 | D | — | — | (F23) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,171.5400 - $1,172.3700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 26 | Common | Common Stock | 2026-05-15 | S | D | 63 | $1,172.69 | 3,677 | D | — | — | (F24) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,172.5500 - $1,173.2400. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 27 | Common | Common Stock | 2026-05-15 | S | D | 30 | $1,174.39 | 3,647 | D | — | — | (F25) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,174.1600 - $1,175.1200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 28 | Common | Common Stock | 2026-05-15 | S | D | 47 | $1,175.28 | 3,600 | D | — | — | (F26) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,175.1600 - $1,175.3100. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| 29 | Derivative | Stock Option | 2026-05-15 | M | D | 3,900 | $0.00 | 19,700 | D | $284.97 · 2021-09-30 to 2027-11-08 | 3,900 Common Stock |