Timothy C. Dec, Senior Vice President and CFO of Supernus Pharmaceuticals ($SUPN), sold SUPN shares once on the open market in the last year for a total of $524 thousand. His latest sale occurred on August 22, 2025. Among 11,700 insiders with recent sales, his activity ranks 6,326th by value, well below the average of $8.6 million per 6.4 transactions. He made no open market purchases.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 6, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Common Stock | 3000 | $0.00 | 8,115.0000 | 56,552,741 | 58.65% | 0.01% |
| March 6, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Performance Share Unit | 3000 | $0.00 | 0.0000 | 56,552,741 | 100.00% | 0.01% |
| March 6, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Performance Share Unit | 3000 | $0.00 | 0.0000 | 56,552,741 | 100.00% | 0.01% |
| March 6, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 1450 | $54.73 | 8,232.0000 | 56,552,741 | 14.98% | 0.00% |
| March 6, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Common Stock | 3000 | $0.00 | 9,682.0000 | 56,552,741 | 44.90% | 0.01% |
| March 6, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 1433 | $54.73 | 6,682.0000 | 56,552,741 | 17.66% | 0.00% |
| Feb. 28, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Performance Share Unit | 3000 | $0.00 | 3,000.0000 | 56,552,741 | 9999.99% | 0.01% |
| Feb. 28, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Performance Share Unit | 3000 | $0.00 | 3,000.0000 | 56,552,741 | 9999.99% | 0.01% |
| Feb. 25, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 1279 | $50.69 | 5,115.0000 | 56,552,741 | 20.00% | 0.00% |
| Feb. 25, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Unit | 2500 | $0.00 | 2,500.0000 | 56,552,741 | 50.00% | 0.00% |
| Feb. 25, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 2500 | $0.00 | 6,394.0000 | 56,552,741 | 64.20% | 0.00% |
| Feb. 24, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 603 | $51.35 | 2,160.0000 | 56,552,741 | 21.82% | 0.00% |
| Feb. 24, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Unit | 3000 | $0.00 | 6,000.0000 | 56,552,741 | 33.33% | 0.01% |
| Feb. 24, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Unit | 500 | $0.00 | 0.0000 | 56,552,741 | 100.00% | 0.00% |
| Feb. 24, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Unit | 1125 | $0.00 | 3,375.0000 | 56,552,741 | 25.00% | 0.00% |
| Feb. 24, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 1524 | $50.86 | 3,894.0000 | 56,552,741 | 28.13% | 0.00% |
| Feb. 24, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 3000 | $0.00 | 5,418.0000 | 56,552,741 | 124.07% | 0.01% |
| Feb. 24, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 242 | $50.86 | 2,418.0000 | 56,552,741 | 9.10% | 0.00% |
| Feb. 24, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 500 | $0.00 | 2,660.0000 | 56,552,741 | 23.15% | 0.00% |
| Feb. 24, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 1125 | $0.00 | 2,763.0000 | 56,552,741 | 68.68% | 0.00% |
| Feb. 18, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Restricted Stock Unit | 3000 | $0.00 | 3,000.0000 | 56,552,741 | 9999.99% | 0.01% |
| Feb. 18, 2026 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Employee Stock Option (Right to Buy) | 17500 | $0.00 | 17,500.0000 | 56,552,741 | 9999.99% | 0.03% |
| Aug. 22, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | S | Common Stock | 11780 | $44.49 | 1,246.0000 | 55,958,537 | 90.43% | 0.02% |
| March 10, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Performance Share Unit | 1800 | $0.00 | 0.0000 | 55,958,537 | 100.00% | 0.00% |
| March 10, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 1062 | $32.06 | 11,836.0000 | 55,958,537 | 8.23% | 0.00% |
| March 10, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Common Stock | 1800 | $0.00 | 13,636.0000 | 55,958,537 | 15.21% | 0.00% |
| March 10, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Common Stock | 2000 | $0.00 | 12,898.0000 | 55,958,537 | 18.35% | 0.00% |
| March 10, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 955 | $32.06 | 12,681.0000 | 55,958,537 | 7.00% | 0.00% |
| March 10, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Performance Share Unit | 2000 | $0.00 | 0.0000 | 55,958,537 | 100.00% | 0.00% |
| March 5, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 1587 | $33.05 | 12,228.0000 | 55,958,537 | 11.49% | 0.00% |
| March 5, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 276 | $33.05 | 13,815.0000 | 55,958,537 | 1.96% | 0.00% |
| March 5, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 1330 | $33.05 | 10,898.0000 | 55,958,537 | 10.88% | 0.00% |
| Feb. 28, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Performance Share Unit | 2000 | $0.00 | 2,000.0000 | 55,958,537 | 9999.99% | 0.00% |
| Feb. 28, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Performance Share Unit | 1800 | $0.00 | 1,800.0000 | 55,958,537 | 9999.99% | 0.00% |
| Feb. 22, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Unit | 3000 | $0.00 | 9,000.0000 | 55,958,537 | 25.00% | 0.01% |
| Feb. 22, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 500 | $0.00 | 8,591.0000 | 55,958,537 | 6.18% | 0.00% |
| Feb. 22, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 3000 | $0.00 | 11,591.0000 | 55,958,537 | 34.92% | 0.01% |
| Feb. 23, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 2500 | $0.00 | 14,091.0000 | 55,958,537 | 21.57% | 0.00% |
| Feb. 22, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Unit | 500 | $0.00 | 500.0000 | 55,958,537 | 50.00% | 0.00% |
| Feb. 23, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Unit | 2500 | $0.00 | 5,000.0000 | 55,958,537 | 33.33% | 0.00% |
| Feb. 19, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Restricted Stock Unit | 4500 | $0.00 | 4,500.0000 | 55,958,537 | 9999.99% | 0.01% |
| Feb. 19, 2025 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Employee Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 55,958,537 | 9999.99% | 0.07% |
| Feb. 23, 2024 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 1314 | $29.06 | 7,190.0000 | 55,506,828 | 15.45% | 0.00% |
| Feb. 23, 2024 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Unit | 2500 | $0.00 | 7,500.0000 | 55,506,828 | 25.00% | 0.00% |
| Feb. 23, 2024 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 2500 | $0.00 | 8,504.0000 | 55,506,828 | 41.64% | 0.00% |
| Feb. 22, 2024 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 500 | $0.00 | 6,004.0000 | 55,506,828 | 9.08% | 0.00% |
| Feb. 22, 2024 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Unit | 500 | $0.00 | 1,000.0000 | 55,506,828 | 33.33% | 0.00% |
| Feb. 22, 2024 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Employee Stock Option (Right to Buy) | 50000 | $0.00 | 50,000.0000 | 55,506,828 | 9999.99% | 0.09% |
| Feb. 22, 2024 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Restricted Stock Unit | 12000 | $0.00 | 12,000.0000 | 55,506,828 | 9999.99% | 0.02% |
| Oct. 13, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Common Stock | 4000 | $0.00 | 7,000.0000 | 61,679,800 | 133.33% | 0.01% |
| Oct. 13, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 1911 | $26.91 | 5,089.0000 | 61,679,800 | 27.30% | 0.00% |
| Oct. 13, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Performance Share Unit | 4000 | $0.00 | 0.0000 | 61,679,800 | 100.00% | 0.01% |
| Oct. 4, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Performance Share Unit | 4000 | $0.00 | 4,000.0000 | 61,679,800 | 9999.99% | 0.01% |
| May 11, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Common Stock | 1500 | $0.00 | 3,359.0000 | 61,679,800 | 80.69% | 0.00% |
| May 11, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Performance Share Units | 1500 | $0.00 | 0.0000 | 61,679,800 | 100.00% | 0.00% |
| May 11, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 709 | $36.47 | 2,650.0000 | 61,679,800 | 21.11% | 0.00% |
| May 4, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Performance Share Units | 1500 | $0.00 | 1,500.0000 | 61,679,800 | 9999.99% | 0.00% |
| Feb. 22, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 193 | $38.57 | 1,148.0000 | 61,679,800 | 14.39% | 0.00% |
| Feb. 22, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Units | 500 | $0.00 | 1,500.0000 | 61,679,800 | 25.00% | 0.00% |
| Feb. 22, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 500 | $0.00 | 1,341.0000 | 61,679,800 | 59.45% | 0.00% |
| March 14, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Performance Share Unit | 1500 | $0.00 | 0.0000 | 61,679,800 | 100.00% | 0.00% |
| March 14, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | M | Common Stock | 1500 | $0.00 | 2,841.0000 | 61,679,800 | 111.86% | 0.00% |
| March 14, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | F | Common Stock | 789 | $38.65 | 2,052.0000 | 61,679,800 | 27.77% | 0.00% |
| Feb. 23, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Restricted Stock Units | 10000 | $0.00 | 10,000.0000 | 61,679,800 | 9999.99% | 0.02% |
| Feb. 23, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Employee Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 61,679,800 | 9999.99% | 0.06% |
| Feb. 22, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Common Stock | 500 | $0.00 | 1,341.0000 | 61,679,800 | 59.45% | 0.00% |
| Feb. 22, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | D | Restricted Stock Units | 500 | $0.00 | 1,500.0000 | 61,679,800 | 25.00% | 0.00% |
| Feb. 16, 2023 | SUPERNUS PHARMACEUTICALS, INC. | $SUPN | DEC TIMOTHY C | Senior Vice-President & CFO | A | Performance Share Unit | 1500 | $0.00 | 1,500.0000 | 61,679,800 | 9999.99% | 0.00% |