Gallagher John E has filed 29 insider transactions across 1 company since April 2024.
Most recent transaction: a tax payment of 7775 shares of Certara, Inc. ($CERT) on April 01, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | F | Common Stock | 7775 | $5.70 | 62,099.0000 | 163,873,911 | 11.13% | 0.00% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | A | Common Stock | 23346 | $0.00 | 69,874.0000 | 163,873,911 | 50.18% | 0.01% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | M | Restricted Stock Units | 22782 | $0.00 | 45,566.0000 | 163,873,911 | 33.33% | 0.01% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | M | Restricted Stock Units | 15190 | $0.00 | 15,191.0000 | 163,873,911 | 50.00% | 0.01% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | M | Restricted Stock Units | 12633 | $0.00 | 0.0000 | 163,873,911 | 100.00% | 0.01% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | F | Common Stock | 7803 | $5.70 | 95,371.0000 | 163,873,911 | 7.56% | 0.00% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | M | Common Stock | 22782 | $0.00 | 103,174.0000 | 163,873,911 | 28.34% | 0.01% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | F | Common Stock | 5203 | $5.70 | 80,392.0000 | 163,873,911 | 6.08% | 0.00% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | M | Common Stock | 15190 | $0.00 | 85,595.0000 | 163,873,911 | 21.58% | 0.01% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | F | Common Stock | 4327 | $0.00 | 70,405.0000 | 163,873,911 | 5.79% | 0.00% |
| April 1, 2026 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | M | Common Stock | 12633 | $0.00 | 74,732.0000 | 163,873,911 | 20.34% | 0.01% |
| May 20, 2025 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | A | Performance Stock Units | 102522 | $0.00 | 102,522.0000 | 161,958,810 | 9999.99% | 0.06% |
| May 20, 2025 | Certara, Inc. | $CERT | Gallagher John E | Chief Financial Officer | A | Restricted Stock Units | 68348 | $0.00 | 68,348.0000 | 161,958,810 | 9999.99% | 0.04% |
| April 1, 2025 | Certara, Inc. | $CERT | Gallagher John E | PRESIDENT, CHIEF COMMERCAL OFF | M | Common Stock | 14663 | $0.00 | 32,881.0000 | 161,958,810 | 80.49% | 0.01% |
| April 1, 2025 | Certara, Inc. | $CERT | Gallagher John E | PRESIDENT, CHIEF COMMERCAL OFF | M | Restricted Stock Units | 12633 | $0.00 | 12,633.0000 | 161,958,810 | 50.00% | 0.01% |
| April 1, 2025 | Certara, Inc. | $CERT | Gallagher John E | PRESIDENT, CHIEF COMMERCAL OFF | M | Restricted Stock Units | 14663 | $0.00 | 0.0000 | 161,958,810 | 100.00% | 0.01% |
| April 1, 2025 | Certara, Inc. | $CERT | Gallagher John E | PRESIDENT, CHIEF COMMERCAL OFF | F | Common Stock | 5203 | $9.90 | 46,528.0000 | 161,958,810 | 10.06% | 0.00% |
| April 1, 2025 | Certara, Inc. | $CERT | Gallagher John E | PRESIDENT, CHIEF COMMERCAL OFF | M | Common Stock | 15190 | $0.00 | 51,731.0000 | 161,958,810 | 41.57% | 0.01% |
| April 1, 2025 | Certara, Inc. | $CERT | Gallagher John E | PRESIDENT, CHIEF COMMERCAL OFF | F | Common Stock | 4327 | $9.90 | 36,541.0000 | 161,958,810 | 10.59% | 0.00% |
| April 1, 2025 | Certara, Inc. | $CERT | Gallagher John E | PRESIDENT, CHIEF COMMERCAL OFF | M | Common Stock | 12633 | $0.00 | 40,868.0000 | 161,958,810 | 44.74% | 0.01% |
| April 1, 2025 | Certara, Inc. | $CERT | Gallagher John E | PRESIDENT, CHIEF COMMERCAL OFF | F | Common Stock | 4646 | $9.90 | 28,235.0000 | 161,958,810 | 14.13% | 0.00% |
| April 1, 2025 | Certara, Inc. | $CERT | Gallagher John E | PRESIDENT, CHIEF COMMERCAL OFF | M | Restricted Stock Units | 15190 | $0.00 | 30,381.0000 | 161,958,810 | 33.33% | 0.01% |
| April 1, 2024 | Certara, Inc. | $CERT | Gallagher John E | CHIEF FINANCIAL OFFICER | F | Common Stock | 4327 | $17.88 | 18,218.0000 | 160,284,901 | 19.19% | 0.00% |
| April 1, 2024 | Certara, Inc. | $CERT | Gallagher John E | CHIEF FINANCIAL OFFICER | M | Restricted Stock Units | 14663 | $0.00 | 14,663.0000 | 160,284,901 | 50.00% | 0.01% |
| April 1, 2024 | Certara, Inc. | $CERT | Gallagher John E | CHIEF FINANCIAL OFFICER | M | Restricted Stock Units | 12632 | $0.00 | 25,266.0000 | 160,284,901 | 33.33% | 0.01% |
| April 1, 2024 | Certara, Inc. | $CERT | Gallagher John E | CHIEF FINANCIAL OFFICER | A | Restricted Stock Units | 45571 | $0.00 | 45,571.0000 | 160,284,901 | 9999.99% | 0.03% |
| April 1, 2024 | Certara, Inc. | $CERT | Gallagher John E | CHIEF FINANCIAL OFFICER | F | Common Stock | 4750 | $17.88 | 9,913.0000 | 160,284,901 | 32.39% | 0.00% |
| April 1, 2024 | Certara, Inc. | $CERT | Gallagher John E | CHIEF FINANCIAL OFFICER | M | Common Stock | 14663 | $0.00 | 14,663.0000 | 160,284,901 | 9999.99% | 0.01% |
| April 1, 2024 | Certara, Inc. | $CERT | Gallagher John E | CHIEF FINANCIAL OFFICER | M | Common Stock | 12632 | $0.00 | 22,545.0000 | 160,284,901 | 127.43% | 0.01% |