Howley W Nicholas's Form 4 filing
TransDigm Group INC (TDG) · filed Aug 19, 2026
- Accession no.
- 0001352573-26-000013
- Filed
- Aug 19, 2026, 4:21 PM ET
- Trade date
- Aug 18, 2026
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Checked
This filing lists 15 non-derivative transactions and 1 derivative transaction. Open-market sales total $12.5M. 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 |
|---|---|
| Howley W NicholasCIK 0001352573 | Director |
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 |
|---|---|---|---|---|---|---|---|---|
| Aug 18, 2026 | Common Stock | MOption exerciseAcquired | +10,132 | $66.47F1 | +$673,474.04 | 31,679.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −204 | $1,225.60F2 | −$250,022.87 | 31,475.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −70 | $1,227.62F3 | −$85,933.55 | 31,405.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −290 | $1,229.09F4 | −$356,437.49 | 31,115.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −570 | $1,230.02F5 | −$701,110.77 | 30,545.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −830 | $1,231.12F6 | −$1,021,828.52 | 29,715.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −1,055 | $1,232.01F7 | −$1,299,774.66 | 28,660.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −450 | $1,233.30F8 | −$554,987.21 | 28,210.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −270 | $1,234.69F9 | −$333,365.84 | 27,940.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −140 | $1,236.12F10 | −$173,057 | 27,800.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −250 | $1,236.89F11 | −$309,223.7 | 27,550.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −520 | $1,238.08F12 | −$643,802.8 | 27,030.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −3,980 | $1,239.17F13 | −$4,931,914.91 | 23,050.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −1,313 | $1,240.42F14 | −$1,628,673.69 | 21,737.513 | Indirect | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −190 | $1,241.14F15 | −$235,816.39 | 21,547.513 | Indirect |
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 |
|---|---|---|---|---|---|---|---|---|
| Aug 18, 2026 | Common Stock | MOption exerciseDisposed | −10,132 | $0.00 | $0 | 1,700 | Indirect |
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
The exercise price has been adjusted for dividends declared since August 1, 2022.
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 $1,225.1750 - $1,226.0000. 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 $1,227.1550 - $1,227.9700. 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 $1,228.4900 - $1,229.4800. 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 $1,229.4900 - $1,230.1400. 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 $1,230.6000 - $1,231.5800. 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.
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 $1,231.6100 - $1,232.5100. 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 $1,232.8900 - $1,233.6700. 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.
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 $1,234.4000 - $1,235.2100. 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.
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 $1,235.4300 - $1,236.6700. 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.
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 $1,236.7100 - $1,237.4600. 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 $1,237.7100 - $1,238.4200. 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 $1,238.8700 - $1,239.8500. 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 $1,239.8700 - $1,240.7500. 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 $1,240.9200 - $1,241.4600. 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.