KNSA
Kiniksa Pharmaceuticals, Ltd.
NASDAQ · Healthcare · Biotechnology · BM
$77.91
−3.18%0
Insider buys (3m)
2
Insider sells (3m)
-$668.5K
Net value (3m)
+62.1%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Sep 3, 2026 | Ragosa Mark · officer: CHIEF FINANCIAL OFFICER | M-Exempt | 2,694 | $0.00 |
| Sep 3, 2026 | Paolini John F. · officer: CHIEF MEDICAL OFFICER | M-Exempt | 2,497 | $0.00 |
| Sep 3, 2026 | Patel Sanj K · director, officer: CHAIRMAN & CEO | M-Exempt | 8,609 | $0.00 |
| Sep 3, 2026 | Moat Ross · officer: CHIEF OPERATING OFFICER | A-Award | 9,250 | $0.00 |
| Sep 3, 2026 | Moat Ross · officer: CHIEF OPERATING OFFICER | F-InKind | 4,007 | $79 |
| Sep 3, 2026 | Moat Ross · officer: CHIEF OPERATING OFFICER | M-Exempt | 2,477 | $0.00 |
| Sep 3, 2026 | Megna Michael R · officer: CHIEF ACCOUNTING OFFICER | A-Award | 279 | $34 |
| Sep 3, 2026 | Moat Ross · officer: CHIEF OPERATING OFFICER | M-Exempt | 2,457 | $0.00 |
| Sep 3, 2026 | Megna Michael R · officer: CHIEF ACCOUNTING OFFICER | M-Exempt | 3,932 | $0.00 |
| Sep 3, 2026 | Paolini John F. · officer: CHIEF MEDICAL OFFICER | A-Award | 6,700 | $0.00 |
| Sep 3, 2026 | Ragosa Mark · officer: CHIEF FINANCIAL OFFICER | M-Exempt | 1,750 | $0.00 |
| Sep 3, 2026 | Ragosa Mark · officer: CHIEF FINANCIAL OFFICER | A-Award | 7,800 | $0.00 |
| Sep 3, 2026 | Patel Sanj K · director, officer: CHAIRMAN & CEO | A-Award | 120,150 | $79 |
| Sep 3, 2026 | Patel Sanj K · director, officer: CHAIRMAN & CEO | A-Award | 30,050 | $0.00 |
| Sep 3, 2026 | Patel Sanj K · director, officer: CHAIRMAN & CEO | M-Exempt | 6,237 | $0.00 |
| Sep 3, 2026 | Ragosa Mark · officer: CHIEF FINANCIAL OFFICER | A-Award | 31,150 | $79 |
| Sep 3, 2026 | Paolini John F. · officer: CHIEF MEDICAL OFFICER | A-Award | 26,750 | $79 |
| Sep 3, 2026 | Megna Michael R · officer: CHIEF ACCOUNTING OFFICER | A-Award | 14,600 | $79 |
| Sep 3, 2026 | Paolini John F. · officer: CHIEF MEDICAL OFFICER | M-Exempt | 2,457 | $0.00 |
| Sep 3, 2026 | Paolini John F. · officer: CHIEF MEDICAL OFFICER | M-Exempt | 1,750 | $0.00 |
| Sep 3, 2026 | Moat Ross · officer: CHIEF OPERATING OFFICER | M-Exempt | 1,740 | $0.00 |
| Sep 3, 2026 | Paolini John F. · officer: CHIEF MEDICAL OFFICER | F-InKind | 4,029 | $79 |
| Sep 3, 2026 | Megna Michael R · officer: CHIEF ACCOUNTING OFFICER | A-Award | 3,650 | $0.00 |
| Sep 3, 2026 | Patel Sanj K · director, officer: CHAIRMAN & CEO | M-Exempt | 9,991 | $0.00 |
| Sep 3, 2026 | Moat Ross · officer: CHIEF OPERATING OFFICER | M-Exempt | 1,611 | $0.00 |
| Sep 3, 2026 | Ragosa Mark · officer: CHIEF FINANCIAL OFFICER | M-Exempt | 1,591 | $0.00 |
| Sep 3, 2026 | Paolini John F. · officer: CHIEF MEDICAL OFFICER | M-Exempt | 1,624 | $0.00 |
| Sep 3, 2026 | Megna Michael R · officer: CHIEF ACCOUNTING OFFICER | M-Exempt | 2,644 | $0.00 |
| Sep 3, 2026 | Moat Ross · officer: CHIEF OPERATING OFFICER | A-Award | 36,950 | $79 |
| Sep 3, 2026 | Megna Michael R · officer: CHIEF ACCOUNTING OFFICER | F-InKind | 5,531 | $79 |
Institutional positioning
13F filings over the trailing two quarters
New 114Increased 163Reduced 170Sold out 28
| Filer | Action | Shares | Filed |
|---|---|---|---|
| FMR LLC | Increased | 6,971,361 | Aug 13, 2026 |
| FMR LLC | Increased | 6,823,700 | May 15, 2026 |
| Rubric Capital Management LP | Increased | 3,999,800 | Aug 14, 2026 |
| RUBRIC CAPITAL MANAGEMENT LP | Increased | 3,750,000 | May 15, 2026 |
| BAKER BROS. ADVISORS LP | Increased | 2,834,643 | Aug 14, 2026 |
| BAKER BROS. ADVISORS LP | Unchanged | 2,826,246 | May 15, 2026 |
| BlackRock, Inc. | Increased | 2,739,615 | Aug 7, 2026 |
| TANG CAPITAL MANAGEMENT LLC | Unchanged | 2,259,889 | May 15, 2026 |
| TANG CAPITAL MANAGEMENT LLC | Unchanged | 2,259,889 | Aug 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 1,911,335 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 1,766,268 | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 1,360,840 | Aug 13, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | Reduced | 1,336,313 | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1,333,093 | May 15, 2026 |
| MORGAN STANLEY | Increased | 1,011,143 | Aug 13, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 3, 2026