Xykis Constantine, CEO of Power Solutions International, Inc. ($PSIX), sold about $3.2 million in company shares through three open market transactions over the past year. His most recent sale occurred on September 9, 2025. These sales rank 2,602nd among 11,678 insiders in our database by total value sold, below the average of $8.6 million across about six transactions per insider. Constantine made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sept. 9, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | S | Common Stock | 7854 | $91.31 | 0.0000 | 23,018,000 | 100.00% | 0.03% |
| Aug. 12, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | S | Common Stock | 12978 | $95.50 | 20,881.0000 | 23,018,000 | 38.33% | 0.06% |
| Aug. 12, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | S | Common Stock | 13027 | $96.20 | 7,854.0000 | 23,018,000 | 62.39% | 0.06% |
| July 18, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Common Stock | 14996 | $2.99 | 48,855.0000 | 23,018,000 | 44.29% | 0.07% |
| July 18, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | D | Common Stock | 14996 | $90.00 | 33,859.0000 | 23,018,000 | 30.69% | 0.07% |
| July 18, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Stock Appreciation Rights | 14996 | $0.00 | 28,334.0000 | 23,018,000 | 34.61% | 0.07% |
| June 11, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Stock Appreciation Rights | 35000 | $0.00 | 43,330.0000 | 23,018,000 | 44.68% | 0.15% |
| June 11, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Common Stock | 35000 | $2.99 | 68,859.0000 | 23,018,000 | 103.37% | 0.15% |
| June 11, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | D | Common Stock | 35000 | $49.99 | 33,859.0000 | 23,018,000 | 50.83% | 0.15% |
| May 30, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | D | Common Stock | 6670 | $42.37 | 33,859.0000 | 23,018,000 | 16.46% | 0.03% |
| May 30, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Stock Appreciation Rights | 16663 | $0.00 | 0.0000 | 23,018,000 | 100.00% | 0.07% |
| May 30, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Stock Appreciation Rights | 6670 | $0.00 | 78,330.0000 | 23,018,000 | 7.85% | 0.03% |
| May 30, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Common Stock | 6670 | $2.99 | 40,529.0000 | 23,018,000 | 19.70% | 0.03% |
| May 30, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | D | Common Stock | 16663 | $42.37 | 33,859.0000 | 23,018,000 | 32.98% | 0.07% |
| May 30, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Common Stock | 16663 | $2.99 | 50,522.0000 | 23,018,000 | 49.21% | 0.07% |
| June 2, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Stock Appreciation Rights | 6670 | $0.00 | 78,330.0000 | 23,018,000 | 7.85% | 0.03% |
| June 2, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Common Stock | 16663 | $2.99 | 50,522.0000 | 23,018,000 | 49.21% | 0.07% |
| June 2, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | D | Common Stock | 16663 | $42.37 | 33,859.0000 | 23,018,000 | 32.98% | 0.07% |
| June 2, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Common Stock | 6670 | $2.99 | 40,529.0000 | 23,018,000 | 19.70% | 0.03% |
| June 2, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | D | Common Stock | 6670 | $42.37 | 33,859.0000 | 23,018,000 | 16.46% | 0.03% |
| June 2, 2025 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Stock Appreciation Rights | 16663 | $0.00 | 0.0000 | 23,018,000 | 100.00% | 0.07% |
| Oct. 1, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Stock Appreciation Rights | 342 | $0.00 | 0.0000 | 23,044,000 | 100.00% | 0.00% |
| Oct. 1, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | F | Class A Common Stock | 228 | $18.92 | 33,859.0000 | 23,044,000 | 0.67% | 0.00% |
| Oct. 1, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Stock Appreciation Rights | 1500 | $0.00 | 0.0000 | 23,044,000 | 100.00% | 0.01% |
| Oct. 1, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Stock Appreciation Rights | 25000 | $0.00 | 0.0000 | 23,044,000 | 100.00% | 0.11% |
| Oct. 1, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | F | Class A Common Stock | 16902 | $18.92 | 33,745.0000 | 23,044,000 | 33.37% | 0.07% |
| Oct. 1, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Class A Common Stock | 25000 | $6.82 | 50,647.0000 | 23,044,000 | 97.48% | 0.11% |
| Oct. 1, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | F | Class A Common Stock | 1192 | $18.92 | 25,647.0000 | 23,044,000 | 4.44% | 0.01% |
| Oct. 1, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Class A Common Stock | 1500 | $11.25 | 26,839.0000 | 23,044,000 | 5.92% | 0.01% |
| Oct. 1, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | CEO | M | Class A Common Stock | 342 | $6.50 | 34,087.0000 | 23,044,000 | 1.01% | 0.00% |
| May 15, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | See Remarks | F | Class A Common Stock | 13495 | $4.49 | 25,339.0000 | 22,973,000 | 34.75% | 0.06% |
| May 15, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | See Remarks | M | Stock Appreciation Rights | 20000 | $0.00 | 0.0000 | 22,973,000 | 100.00% | 0.09% |
| May 15, 2024 | POWER SOLUTIONS INTERNATIONAL, INC. | $PSIX | Xykis Constantine | See Remarks | M | Class A Common Stock | 20000 | $2.00 | 38,834.0000 | 22,973,000 | 106.19% | 0.09% |