Porter Stuart D bought AirJoule Technologies Corp. ($AIRJ) shares on the open market four times over the last year, for a total of nearly $1.5 million. His most recent purchase occurred on January 15, 2026. These buys rank him 390th among nearly 5,000 individual insiders by purchase value, above the average of about $1.46 million across 3.29 transactions per insider. He made no open market sales in the period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 15, 2026 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Not found | P | Class A Common Stock | 153846 | $3.25 | 19,532,653.0000 | 60,679,706 | 0.79% | 0.25% |
| Dec. 10, 2025 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Not found | P | Class A Common Stock | 264150 | $2.95 | 19,378,807.0000 | 60,679,706 | 1.38% | 0.44% |
| Dec. 9, 2025 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Not found | P | Class A Common Stock | 46800 | $2.84 | 19,114,657.0000 | 60,679,706 | 0.25% | 0.08% |
| Dec. 8, 2025 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Not found | P | Class A Common Stock | 31695 | $2.77 | 19,067,857.0000 | 60,679,706 | 0.17% | 0.05% |
| Dec. 4, 2025 | GameSquare Holdings, Inc. | $GAME | Porter Stuart D | Director | A | Restricted Stock Units | 150000 | $0.00 | 150,000.0000 | 98,380,767 | 9999.99% | 0.15% |
| Dec. 4, 2025 | GameSquare Holdings, Inc. | $GAME | Porter Stuart D | Director | M | Common Stock | 150000 | $0.00 | 1,266,023.0000 | 98,380,767 | 13.44% | 0.15% |
| Dec. 4, 2025 | GameSquare Holdings, Inc. | $GAME | Porter Stuart D | Director | M | Restricted Stock Units | 150000 | $0.00 | 0.0000 | 98,380,767 | 0.00% | 0.15% |
| May 29, 2025 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Not found | M | Class A Common Stock | 5400 | $0.00 | 19,036,162.0000 | 0 | 0.03% | 0.00% |
| May 29, 2025 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Not found | M | Restricted Stock Units | 5400 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 29, 2025 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Not found | A | Restricted Stock Units | 28037 | $0.00 | 28,037.0000 | 0 | 9999.99% | 0.00% |
| Dec. 30, 2024 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Director | G | Class A Common Stock | 1530 | $0.00 | 19,030,762.0000 | 0 | 0.01% | 0.00% |
| Dec. 26, 2024 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Director | G | Class A Common Stock | 17600 | $0.00 | 19,032,292.0000 | 0 | 0.09% | 0.00% |
| Aug. 16, 2024 | GameSquare Holdings, Inc. | $GAME | Porter Stuart D | Director | A | Options to Purchase Common Stock | 129246 | $0.00 | 129,246.0000 | 0 | 9999.99% | 0.00% |
| June 6, 2024 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Director | A | Stock Options | 14220 | $0.00 | 14,220.0000 | 0 | 9999.99% | 0.00% |
| June 6, 2024 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Director | A | Restricted Stock Units | 5400 | $0.00 | 5,400.0000 | 0 | 9999.99% | 0.00% |
| March 14, 2024 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Director | A | Class A Common Stock | 294118 | $8.50 | 19,049,892.0000 | 0 | 1.57% | 0.00% |
| March 14, 2024 | AirJoule Technologies Corp. | $AIRJ | Porter Stuart D | Director | A | Class A Common Stock | 18755774 | $0.00 | 19,049,892.0000 | 0 | 6376.96% | 0.00% |
| March 11, 2024 | KLX Energy Services Holdings, Inc. | $KLXE | Porter Stuart D | Not found | J | Common Stock | 170421 | $0.00 | 1,891,063.0000 | 15,700,000 | 8.27% | 1.09% |
| March 7, 2024 | GameSquare Holdings, Inc. | $GAME | Porter Stuart D | Director | A | Warrants (right to buy) | 107914 | $1.39 | 107,914.0000 | 0 | 9999.99% | 0.00% |
| March 7, 2024 | GameSquare Holdings, Inc. | $GAME | Porter Stuart D | Director | A | Common Stock | 719424 | $1.39 | 1,116,023.0000 | 0 | 181.40% | 0.00% |
| Sept. 11, 2023 | KLX Energy Services Holdings, Inc. | $KLXE | Porter Stuart D | Not found | J | Common Stock | 170884 | $0.00 | 2,061,484.0000 | 0 | 7.65% | 0.00% |
| June 15, 2023 | KLX Energy Services Holdings, Inc. | $KLXE | Porter Stuart D | Not found | J | Common Stock | 26676 | $0.00 | 2,232,368.0000 | 0 | 1.18% | 0.00% |
| May 15, 2023 | KLX Energy Services Holdings, Inc. | $KLXE | Porter Stuart D | Not found | J | Common Stock | 143808 | $0.00 | 2,259,044.0000 | 0 | 5.98% | 0.00% |