Reiss Joel's Form 4 filing
TransDigm Group INC (TDG) · filed Dec 16, 2025
- Accession no.
- 0001193125-25-320860
- Filed
- Dec 16, 2025
- Trade date
- Dec 15, 2025
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Checked
This filing lists 27 non-derivative transactions and 1 derivative transaction. Open-market sales total $5.03M. It was filed 1 day after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Reiss JoelCIK 0001656109 | Officer (Co-Chief Operating Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 15, 2025 | Common Stock | MOption exerciseAcquired | +3,900 | $284.97 | +$1,111,383 | 7,500 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −80 | $1,282.73F1 | −$102,618.4 | 7,420 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −280 | $1,283.70F2 | −$359,436 | 7,140 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −220 | $1,284.78F3 | −$282,651.6 | 6,920 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −220 | $1,285.64F4 | −$282,840.8 | 6,700 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −262 | $1,286.70F5 | −$337,115.4 | 6,438 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −336 | $1,287.69F6 | −$432,663.84 | 6,102 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −536 | $1,288.54F7 | −$690,657.44 | 5,566 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −420 | $1,289.81F8 | −$541,720.2 | 5,146 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −220 | $1,290.68F9 | −$283,949.6 | 4,926 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −418 | $1,291.68F10 | −$539,922.24 | 4,508 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −279 | $1,292.66F11 | −$360,652.14 | 4,229 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −61 | $1,293.76F12 | −$78,919.36 | 4,168 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −50 | $1,294.90F13 | −$64,745 | 4,118 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −58 | $1,296.10F14 | −$75,173.8 | 4,060 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −32 | $1,297.32F15 | −$41,514.24 | 4,028 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −44 | $1,298.11F16 | −$57,116.84 | 3,984 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −12 | $1,299.04F17 | −$15,588.48 | 3,972 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −25 | $1,300.44F18 | −$32,511 | 3,947 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −14 | $1,301.78F19 | −$18,224.92 | 3,933 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −45 | $1,303.15F20 | −$58,641.75 | 3,888 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −60 | $1,304.90F21 | −$78,294 | 3,828 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −118 | $1,305.98F22 | −$154,105.64 | 3,710 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −20 | $1,306.64 | −$26,132.8 | 3,690 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −40 | $1,307.95F23 | −$52,318 | 3,650 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −20 | $1,309.34 | −$26,186.8 | 3,630 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −30 | $1,311.25F24 | −$39,337.5 | 3,600 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 15, 2025 | Common Stock | MOption exerciseDisposed | −3,900 | $0.00 | $0 | 39,200 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F1
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,282.1200 - $1,283.1000. 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.
Referenced by the price of 1 transaction in Table I.
- F2
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,283.1700 - $1,284.1000. 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.
Referenced by the price of 1 transaction in Table I.
- F3
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,284.1700 - $1,285.1000. 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.
Referenced by the price of 1 transaction in Table I.
- F4
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,285.1700 - $1,286.0500. 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.
Referenced by the price of 1 transaction in Table I.
- F5
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,286.1700 - $1,287.1600. 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.
Referenced by the price of 1 transaction in Table I.
- F6
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,287.1700 - $1,288.1500. 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.
Referenced by the price of 1 transaction in Table I.
- F7
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,288.1800 - $1,289.0500. 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.
Referenced by the price of 1 transaction in Table I.
- F8
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,289.2000 - $1,290.1900. 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.
Referenced by the price of 1 transaction in Table I.
- F9
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,290.2000 - $1,291.1300. 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.
Referenced by the price of 1 transaction in Table I.
- F10
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,291.2300 - $1,292.2200. 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.
Referenced by the price of 1 transaction in Table I.
- F11
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,292.2400 - $1,293.2300. 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.
Referenced by the price of 1 transaction in Table I.
- F12
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,293.2600 - $1,294.1500. 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.
Referenced by the price of 1 transaction in Table I.
- F13
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,294.2900 - $1,295.2000. 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.
Referenced by the price of 1 transaction in Table I.
- F14
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,295.5300 - $1,296.3600. 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.
Referenced by the price of 1 transaction in Table I.
- F15
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,296.8000 - $1,297.6500. 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.
Referenced by the price of 1 transaction in Table I.
- F16
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,297.8400 - $1,298.8300. 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.
Referenced by the price of 1 transaction in Table I.
- F17
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,298.9200 - $1,299.6200. 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.
Referenced by the price of 1 transaction in Table I.
- F18
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,300.2500 - $1,301.1000. 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.
Referenced by the price of 1 transaction in Table I.
- F19
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,301.5200 - $1,302.1200. 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.
Referenced by the price of 1 transaction in Table I.
- F20
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,302.7200 - $1,303.5000. 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.
Referenced by the price of 1 transaction in Table I.
- F21
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,304.3200 - $1,305.1500. 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.
Referenced by the price of 1 transaction in Table I.
- F22
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,305.5200 - $1,306.3400. 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.
Referenced by the price of 1 transaction in Table I.
- F23
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,307.8300 - $1,308.1900. 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.
Referenced by the price of 1 transaction in Table I.
- F24
Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,311.1700 - $1,311.4000. 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.
Referenced by the price of 1 transaction in Table I.