Tia L. Bush, Chief Technology and Quality Officer at Centessa Pharmaceuticals plc ($CNTA), sold shares on the open market five times over the past year, totaling about $4 million. Her most recent sale occurred on November 17, 2025. These sales rank her 2,237th among nearly 12,000 individual insiders by total value sold, below the average of $8.6 million across 6.4 transactions per insider. She made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 2, 2026 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | A | Ordinary Shares | 35000 | $0.00 | 147,954.0000 | 134,447,836 | 30.99% | 0.03% |
| Feb. 1, 2026 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | F | Ordinary Shares | 8549 | $24.57 | 112,954.0000 | 134,447,836 | 7.04% | 0.01% |
| Feb. 2, 2026 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | A | Share Option (right to buy) | 140000 | $0.00 | 140,000.0000 | 134,447,836 | 9999.99% | 0.10% |
| Nov. 17, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Ordinary Shares | 40000 | $9.42 | 161,503.0000 | 134,447,836 | 32.92% | 0.03% |
| Nov. 17, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | S | Ordinary Shares | 40000 | $28.00 | 121,503.0000 | 134,447,836 | 24.77% | 0.03% |
| Nov. 17, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Share Option (right to buy) | 40000 | $0.00 | 360,338.0000 | 134,447,836 | 9.99% | 0.03% |
| Nov. 12, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | S | Ordinary Shares | 40000 | $26.00 | 121,503.0000 | 134,447,836 | 24.77% | 0.03% |
| Nov. 12, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Share Option (right to buy) | 40000 | $0.00 | 400,338.0000 | 134,447,836 | 9.08% | 0.03% |
| Nov. 12, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Ordinary Shares | 40000 | $9.42 | 161,503.0000 | 134,447,836 | 32.92% | 0.03% |
| Sept. 24, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Ordinary Shares | 35000 | $9.42 | 156,503.0000 | 133,184,349 | 28.81% | 0.03% |
| Sept. 24, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Share Option (right to buy) | 35000 | $0.00 | 440,338.0000 | 133,184,349 | 7.36% | 0.03% |
| Sept. 24, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | S | Ordinary Shares | 35000 | $24.00 | 121,503.0000 | 133,184,349 | 22.36% | 0.03% |
| Sept. 10, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | S | Ordinary Shares | 25000 | $22.00 | 121,503.0000 | 133,184,349 | 17.06% | 0.02% |
| Sept. 9, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Share Option (right to buy) | 24792 | $0.00 | 145,208.0000 | 133,184,349 | 14.58% | 0.02% |
| Sept. 10, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Share Option (right to buy) | 25000 | $0.00 | 475,338.0000 | 133,184,349 | 5.00% | 0.02% |
| Sept. 9, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Ordinary Shares | 24792 | $8.01 | 146,295.0000 | 133,184,349 | 20.40% | 0.02% |
| Sept. 9, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | S | Ordinary Shares | 24792 | $20.00 | 121,503.0000 | 133,184,349 | 16.95% | 0.02% |
| Sept. 10, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Ordinary Shares | 25000 | $9.42 | 146,503.0000 | 133,184,349 | 20.58% | 0.02% |
| Feb. 3, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | A | Share Option (right to buy) | 125000 | $0.00 | 125,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | F | Ordinary Shares | 8693 | $16.92 | 132,503.0000 | 0 | 6.16% | 0.00% |
| Feb. 3, 2025 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | S | Ordinary Shares | 11000 | $16.86 | 121,503.0000 | 0 | 8.30% | 0.00% |
| Dec. 31, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | F | Ordinary Shares | 6419 | $16.35 | 141,196.0000 | 0 | 4.35% | 0.00% |
| Dec. 17, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Ordinary Shares | 17813 | $3.85 | 165,428.0000 | 0 | 12.07% | 0.00% |
| Dec. 16, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | S | Ordinary Shares | 9611 | $16.36 | 147,615.0000 | 0 | 6.11% | 0.00% |
| Dec. 17, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | S | Ordinary Shares | 17813 | $18.00 | 147,615.0000 | 0 | 10.77% | 0.00% |
| Dec. 17, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | M | Share Option (right to buy) | 17813 | $0.00 | 27,187.0000 | 0 | 39.58% | 0.00% |
| Sept. 30, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | F | Ordinary Shares | 6419 | $15.79 | 157,226.0000 | 0 | 3.92% | 0.00% |
| June 30, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | F | Ordinary Shares | 6419 | $9.03 | 163,645.0000 | 0 | 3.77% | 0.00% |
| March 31, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Technology & Quality Ofc | F | Ordinary Shares | 6419 | $11.30 | 170,064.0000 | 0 | 3.64% | 0.00% |
| Feb. 1, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | A | Share Option (right to buy) | 170000 | $0.00 | 170,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | F | Ordinary Shares | 3862 | $8.19 | 176,483.0000 | 0 | 2.14% | 0.00% |
| Feb. 1, 2024 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | A | Ordinary Shares | 42500 | $0.00 | 180,345.0000 | 0 | 30.83% | 0.00% |
| Dec. 31, 2023 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | F | Ordinary Shares | 6419 | $7.96 | 137,845.0000 | 0 | 4.45% | 0.00% |
| Sept. 30, 2023 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | F | Ordinary Shares | 6419 | $6.47 | 144,264.0000 | 0 | 4.26% | 0.00% |
| June 30, 2023 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | F | Ordinary Shares | 6419 | $5.90 | 150,683.0000 | 0 | 4.09% | 0.00% |
| May 24, 2023 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | S | Ordinary Shares | 3000 | $4.48 | 157,102.0000 | 0 | 1.87% | 0.00% |
| May 24, 2023 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | S | Ordinary Shares | 5000 | $4.49 | 160,102.0000 | 0 | 3.03% | 0.00% |
| March 31, 2023 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | F | Ordinary Shares | 4319 | $3.90 | 165,102.0000 | 0 | 2.55% | 0.00% |
| Feb. 1, 2023 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | A | Ordinary Shares | 30200 | $0.00 | 169,421.0000 | 0 | 21.69% | 0.00% |
| Feb. 1, 2023 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | A | Share Option (right to buy) | 45000 | $0.00 | 45,000.0000 | 0 | 9999.99% | 0.00% |
| Sept. 30, 2022 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | F | Ordinary Shares | 5765 | $4.25 | 142,235.0000 | 0 | 3.90% | 0.00% |
| Dec. 31, 2022 | Centessa Pharmaceuticals plc | $CNTA | Bush Tia L | Chief Quality Officer | F | Ordinary Shares | 3014 | $3.10 | 144,986.0000 | 0 | 2.04% | 0.00% |