Porter Stuart D
- SEC CIK
- 0001520346
In the past year, 2 open-market purchase filings worth $1.50M and no sales.
Current role at each company
- GAME GameSquare Holdings, Inc.Directoras of Jul 14, 2026
- NMAD Nomad Power Solutions, Inc.Directoras of Jun 1, 2026
- AIRJ AirJoule Technologies Corp.Director, 10% Owneras of Jun 1, 2026
- CHX ChampionX CorpDirectoras of Jul 16, 2025
- KLXE KLX Energy Services Holdings, Inc.10% Owneras of Mar 13, 2024
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- $1.50M
- 2 filings
- Sold
- –
- 0 filings
- Net
- +$1.50M
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Porter Stuart D as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
AIRJ AirJoule Technologies Corp.
Director, 10% Owner2 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jan 20, 2026 (view filing) | Jan 15 | 5 days | Porter Stuart DDirector, 10% Owner | PPurchaseClass A Common Stock | +153.8K | $3.25 | +$500.0K | +24.7%776.9K after | |
| Dec 10, 2025 (view filing) | Dec 8-10 | 2 days | Porter Stuart DDirector, 10% Owner | PPurchaseClass A Common Stock | +342.6K | $2.92 | +$999.9K | +122.2%623.0K after | 3 lots |