Porter Stuart D: insider buys
Every open-market stock purchase reported by Porter Stuart D to the SEC on Form 4.
Total bought$1.50M
Purchases2
Companies1
Last purchase filedJan 20, 2026
Return on these buys-16%
Porter Stuart D has made 2 open-market purchases worth $1.50M in 1 company since Dec 10, 2025, according to SEC Form 4 filings. The most recent was filed on Jan 20, 2026: 153,846 shares of AIRJ at $3.25 (Director, 10% Owner), worth $500K. The largest was $999.95K of AIRJ on Dec 8, 2025. Taken together, these purchases are down 16% at the latest closing prices (split-adjusted, weighted by amount).
Companies Porter Stuart D bought
| Ticker | Company | Role | Buys | Total | Since buy | Last filed |
|---|---|---|---|---|---|---|
| AIRJ | AirJoule Technologies Corp. | Director, 10% Owner | 2 | $1.50M | -16% | Jan 20 |
Get the next Porter Stuart D purchase on TelegramFree daily recap of the biggest insider purchases, straight from SEC filings. Real-time alerts for Premium members.
Join free on TelegramAll purchases
| Filed | Stock | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|---|
| Jan 20 | AIRJAirJoule Technologies Corp. | Porter Stuart DDirector, 10% Owner | $500K | 153,846 | $3.25 | -22% | +25% | Jan 15 | SEC |
| Dec 10 | AIRJAirJoule Technologies Corp. | Porter Stuart DDirector, 10% Owner | $999.95K | 342,645 | $2.92 | -13% | >+999% | Dec 8 | SEC |