Quart Barry D sold Kiniksa Pharmaceuticals ($KNSA) shares on the open market nine times over the past year, totaling $2.5 million. His most recent sale occurred on February 12, 2026. These sales rank 3,041st among 11,678 insiders in our database, where the average is $8.6 million across about six transactions per insider. He 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. 10, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 110 | $15.47 | 12,656.0000 | 78,979,030 | 0.88% | 0.00% |
| Feb. 10, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | S | Class A Ordinary Share | 110 | $45.00 | 12,546.0000 | 78,979,030 | 0.87% | 0.00% |
| Feb. 12, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 2690 | $15.47 | 15,236.0000 | 78,979,030 | 21.44% | 0.00% |
| Feb. 12, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Share Option | 2690 | $0.00 | 0.0000 | 78,979,030 | 100.00% | 0.00% |
| Feb. 10, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Share Option | 110 | $0.00 | 2,690.0000 | 78,979,030 | 3.93% | 0.00% |
| Feb. 12, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | S | Class A Ordinary Share | 2690 | $45.00 | 12,546.0000 | 78,979,030 | 17.66% | 0.00% |
| Feb. 2, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Share Option | 830 | $0.00 | 17,930.0000 | 78,979,030 | 4.42% | 0.00% |
| Feb. 4, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 2602 | $15.47 | 15,148.0000 | 78,979,030 | 20.74% | 0.00% |
| Feb. 3, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | S | Class A Ordinary Share | 12528 | $45.27 | 12,546.0000 | 78,979,030 | 49.96% | 0.02% |
| Feb. 2, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 830 | $15.47 | 13,376.0000 | 78,979,030 | 6.62% | 0.00% |
| Feb. 2, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | S | Class A Ordinary Share | 830 | $45.00 | 12,546.0000 | 78,979,030 | 6.21% | 0.00% |
| Feb. 3, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 12528 | $15.47 | 25,074.0000 | 78,979,030 | 99.86% | 0.02% |
| Feb. 4, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Share Option | 2602 | $0.00 | 2,800.0000 | 78,979,030 | 48.17% | 0.00% |
| Feb. 3, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Share Option | 12528 | $0.00 | 5,402.0000 | 78,979,030 | 69.87% | 0.02% |
| Feb. 4, 2026 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | S | Class A Ordinary Share | 2602 | $45.02 | 12,546.0000 | 78,979,030 | 17.18% | 0.00% |
| Dec. 15, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Share Option | 20129 | $0.00 | 0.0000 | 80,035,400 | 100.00% | 0.03% |
| Dec. 15, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | S | Class A Ordinary Share | 20129 | $41.51 | 12,546.0000 | 80,035,400 | 61.60% | 0.03% |
| Dec. 15, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 20129 | $10.36 | 32,675.0000 | 80,035,400 | 160.44% | 0.03% |
| June 9, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 6900 | $3.80 | 19,446.0000 | 76,145,617 | 55.00% | 0.01% |
| June 9, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | S | Class A Ordinary Share | 6900 | $30.26 | 12,546.0000 | 76,145,617 | 35.48% | 0.01% |
| June 10, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 8212 | $3.80 | 20,758.0000 | 76,145,617 | 65.46% | 0.01% |
| June 10, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | S | Class A Ordinary Share | 8212 | $30.36 | 12,546.0000 | 76,145,617 | 39.56% | 0.01% |
| June 11, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 12336 | $3.80 | 24,882.0000 | 76,145,617 | 98.33% | 0.02% |
| June 11, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | S | Class A Ordinary Share | 12336 | $30.39 | 12,546.0000 | 76,145,617 | 49.58% | 0.02% |
| June 9, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Share Option | 6900 | $0.00 | 20,548.0000 | 76,145,617 | 25.14% | 0.01% |
| June 10, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Share Option | 8212 | $0.00 | 12,336.0000 | 76,145,617 | 39.96% | 0.01% |
| June 11, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Share Option | 12336 | $0.00 | 0.0000 | 76,145,617 | 100.00% | 0.02% |
| June 5, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Ordinary Share | 3173 | $0.00 | 12,546.0000 | 76,145,617 | 33.85% | 0.00% |
| June 3, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | A | Share Option | 16798 | $0.00 | 16,798.0000 | 76,145,617 | 9999.99% | 0.02% |
| June 5, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Restricted Share Units | 3173 | $0.00 | 0.0000 | 76,145,617 | 100.00% | 0.00% |
| June 3, 2025 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | A | Restricted Share Units | 2799 | $0.00 | 2,799.0000 | 76,145,617 | 9999.99% | 0.00% |
| June 5, 2024 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | A | Share Option | 19040 | $0.00 | 19,040.0000 | 70,633,023 | 9999.99% | 0.03% |
| June 6, 2024 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Restricted Share Units | 4373 | $0.00 | 0.0000 | 70,633,023 | 100.00% | 0.01% |
| June 5, 2024 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | A | Restricted Share Units | 3173 | $0.00 | 3,173.0000 | 70,633,023 | 9999.99% | 0.00% |
| June 6, 2024 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Common Share | 4373 | $0.00 | 9,373.0000 | 70,633,023 | 87.46% | 0.01% |
| June 29, 2023 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Class A Common Share | 5000 | $0.00 | 5,000.0000 | 69,751,697 | 9999.99% | 0.01% |
| June 29, 2023 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | M | Restricted Share Units | 5000 | $0.00 | 0.0000 | 69,751,697 | 100.00% | 0.01% |
| June 6, 2023 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | A | Restricted Share Units | 4373 | $0.00 | 4,373.0000 | 69,751,697 | 9999.99% | 0.01% |
| June 6, 2023 | Kiniksa Pharmaceuticals International, plc | $KNSA | Quart Barry D | Not found | A | Share Option | 26236 | $0.00 | 26,236.0000 | 69,751,697 | 9999.99% | 0.04% |