Porter Stuart D insider trades
Porter Stuart D has filed 17 Form 4s with the SEC that we hold, for AirJoule Technologies Corp. (AIRJ) (Director, 10% owner), CHX (Director), GameSquare Holdings, Inc. (GAME) (Director) and Nomad Power Solutions, INC. (LIXT) (Director). Across all of them we count 4 purchases worth $1.5M and 0 sales worth $0 reported on Form 4. In the last 12 months: 4 purchases ($1.5M) and 0 sales ($0). The largest single trade was a purchase of 264,150 shares of AirJoule Technologies Corp. worth $779.2K, dated 2025-12-10. The first filing on our record is dated 2021-11-17 and the latest 2026-07-14.
AirJoule Technologies Corp. (AIRJ)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2025-12-08 | P, purchase reported on Form 4 | 31,695 | $87.8K | 2025-12-10 |
| 2025-12-09 | P, purchase reported on Form 4 | 46,800 | $132.9K | 2025-12-10 |
| 2025-12-10 | P, purchase reported on Form 4 | 264,150 | $779.2K | 2025-12-10 |
| 2026-01-15 | P, purchase reported on Form 4 | 153,846 | $500.0K | 2026-01-20 |
CHX
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
GameSquare Holdings, Inc. (GAME)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Nomad Power Solutions, INC. (LIXT)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Counted from the Form 4 filings this reporting owner (SEC CIK 1520346) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
Privacy · Terms