Kiniksa Pharmaceuticals International, plc
Total Trades
120
Buys
0
Sells
61
Largest Trade
$1M+
Insiders
7
Institutional Funds
174
Inst. Value
$1M+
Activist Filings
22
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Paolini John F. | CHIEF MEDICAL OFFI… | EXERCISE | $100K–$500K | 40K | $10.36 | Mar 4, 2026 |
| Paolini John F. | CHIEF MEDICAL OFFI… | SELL | $1M+ | 40K | $44.82 | Mar 4, 2026 |
| Quart Barry D | Director | EXERCISE | $15K–$50K | 3K | $15.47 | Feb 12, 2026 |
| Quart Barry D | Director | SELL | $100K–$500K | 3K | $45.00 | Feb 12, 2026 |
| Ragosa Mark | CHIEF FINANCIAL OF… | SELL | $500K+ | 18K | $43.28 | Feb 11, 2026 |
| Ragosa Mark | CHIEF FINANCIAL OF… | EXERCISE | $100K–$500K | 11K | $13.87 | Feb 11, 2026 |
| Quart Barry D | Director | EXERCISE | $100K–$500K | 16K | $15.47 | Feb 4, 2026 |
| Quart Barry D | Director | SELL | $500K+ | 16K | $45.22 | Feb 4, 2026 |
| Ragosa Mark | CHIEF FINANCIAL OF… | SELL | $500K+ | 12K | $41.89 | Jan 9, 2026 |
| Quart Barry D | Director | SELL | $500K+ | 20K | $41.51 | Dec 17, 2025 |
| Quart Barry D | Director | EXERCISE | $100K–$500K | 20K | $10.36 | Dec 17, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $50K–$100K | 6K | $8.83 | Dec 17, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $500K+ | 12K | $41.56 | Dec 17, 2025 |
| Ragosa Mark | CHIEF FINANCIAL OF… | SELL | $1M+ | 43K | $41.49 | Dec 10, 2025 |
| Ragosa Mark | CHIEF FINANCIAL OF… | EXERCISE | $100K–$500K | 43K | $11.34 | Dec 10, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $1K–$15K | 200 | $22.89 | Dec 1, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $1K–$15K | 200 | $42.89 | Dec 1, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $500K+ | 12K | $41.24 | Nov 19, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $50K–$100K | 7K | $8.83 | Nov 19, 2025 |
| Ragosa Mark | CHIEF FINANCIAL OF… | SELL | $500K+ | 20K | $40.94 | Nov 14, 2025 |
| Ragosa Mark | CHIEF FINANCIAL OF… | EXERCISE | $500K+ | 20K | $30.93 | Nov 14, 2025 |
| Paolini John F. | CHIEF MEDICAL OFFI… | SELL | $1M+ | 83K | $37.14 | Nov 4, 2025 |
| Paolini John F. | CHIEF MEDICAL OFFI… | EXERCISE | $500K+ | 83K | $6.60 | Nov 4, 2025 |
| Ragosa Mark | CHIEF FINANCIAL OF… | SELL | $1K–$15K | 100 | $41.00 | Oct 30, 2025 |
| Ragosa Mark | CHIEF FINANCIAL OF… | EXERCISE | $1K–$15K | 100 | $30.93 | Oct 30, 2025 |
| Patel Sanj K | CHAIRMAN & CEO | SELL | $1M+ | 258K | $38.86 | Oct 22, 2025 |
| Patel Sanj K | CHAIRMAN & CEO | EXERCISE | $500K+ | 258K | $3.80 | Oct 22, 2025 |
| Megna Michael R | CHIEF ACCOUNTING O… | EXERCISE | $100K–$500K | 39K | $11.59 | Oct 22, 2025 |
| Megna Michael R | CHIEF ACCOUNTING O… | SELL | $1M+ | 50K | $38.87 | Oct 22, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $1M+ | 42K | $38.33 | Oct 1, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $500K+ | 42K | $17.92 | Oct 1, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $500K+ | 16K | $36.46 | Sep 17, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $50K–$100K | 7K | $8.83 | Sep 17, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $1M+ | 99K | $15.51 | Sep 8, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $1M+ | 99K | $35.54 | Sep 8, 2025 |
| Moat Ross | CHIEF CORP. & COMM… | SELL | $100K–$500K | 4K | $35.31 | Sep 8, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $100K–$500K | 23K | $10.04 | Sep 3, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $500K+ | 15K | $35.50 | Sep 3, 2025 |
| Megna Michael R | CHIEF ACCOUNTING O… | EXERCISE | $100K–$500K | 21K | $9.56 | Sep 3, 2025 |
| Megna Michael R | CHIEF ACCOUNTING O… | SELL | $100K–$500K | 11K | $34.84 | Sep 3, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $50K–$100K | 7K | $8.83 | Jul 16, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $500K+ | 19K | $28.72 | Jul 16, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $100K–$500K | 17K | $28.28 | Jun 18, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $50K–$100K | 7K | $8.83 | Jun 18, 2025 |
| Quart Barry D | Director | SELL | $500K+ | 27K | $30.35 | Jun 11, 2025 |
| Quart Barry D | Director | EXERCISE | $100K–$500K | 27K | $3.80 | Jun 11, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | EXERCISE | $500K+ | 71K | $10.36 | Jun 11, 2025 |
| Tessari Eben | CHIEF OPERATING OF… | SELL | $1M+ | 71K | $30.48 | Jun 11, 2025 |
| Megna Michael R | CHIEF ACCOUNTING O… | SELL | $100K–$500K | 15K | $28.75 | Jun 5, 2025 |
| Megna Michael R | CHIEF ACCOUNTING O… | EXERCISE | $100K–$500K | 15K | $15.50 | Jun 5, 2025 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 174 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Rubric Capital Management LP | 3.3M | $1M+ | SH |
| VANGUARD GROUP INC | 3.0M | $1M+ | SH |
| TANG CAPITAL MANAGEMENT LLC | 2.3M | $1M+ | SH |
| ACADIAN ASSET MANAGEMENT LLC | 1.7M | $1M+ | SH |
| Fairmount Funds Management LLC | 1.3M | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.1M | $1M+ | SH |
| BNP PARIBAS FINANCIAL MARKETS | 832K | $1M+ | SH |
| Point72 Asset Management, L.P. | 797K | $1M+ | SH |
| Pictet Asset Management Holding SA | 788K | $1M+ | SH |
| Connor, Clark & Lunn Investment Management Ltd. | 739K | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 654K | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 640K | $1M+ | SH |
| Soleus Capital Management, L.P. | 587K | $1M+ | SH |
| SG Americas Securities, LLC | 541K | $1M+ | SH |
| VICTORY CAPITAL MANAGEMENT INC | 486K | $1M+ | SH |
| Spruce Street Capital LP | 435K | $1M+ | SH |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 415K | $1M+ | SH |
| NOMURA HOLDINGS INC | 413K | $1M+ | SH |
| Aberdeen Group plc | 395K | $1M+ | SH |
| Logos Global Management LP | 350K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Mar 6, 2026
10.6%
4.9M shares
SC 13G/A · Feb 13, 2026
7.4%
3.3M shares
SC 13G/A · Oct 31, 2025
7.0%
3.1M shares
SC 13G/A · Jul 17, 2025
1.0%
418K shares
SC 13G/A · Jul 9, 2025
9.2%
3.9M shares
SC 13G/A · May 14, 2025
8.1%
3.4M shares
SC 13G/A · Apr 23, 2025
5.4%
2.3M shares
SC 13G · Apr 4, 2025
5.2%
2.2M shares
Fairmount Funds Management LLC
SC 13G/A · Feb 14, 2025
0.0%
0 shares
SC 13G/A · Nov 14, 2024
3.9%
1.6M shares
Fairmount Funds Management LLC
SC 13G/A · Nov 14, 2024
7.9%
3.2M shares
SC 13G/A · Nov 13, 2024
6.0%
2.4M shares
SC 13D/A · Oct 8, 2024
7.6%
3.1M shares
SC 13G/A · Feb 14, 2024
9.9%
3.9M shares
Fairmount Funds Management LLC
SC 13G/A · Feb 14, 2024
8.1%
2.9M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
8.4%
3.0M shares
SC 13G · Feb 12, 2024
8.2%
2.9M shares
SC 13G/A · Aug 18, 2023
9.9%
3.5M shares
Fairmount Funds Management LLC
SC 13G · Aug 10, 2023
6.1%
2.1M shares
SC 13G/A · Feb 14, 2023
7.6%
2.6M shares
SC 13G · Feb 3, 2023
3.6%
1.2M shares
Ameriprise Financial, Inc. IRS No. 13-3180631
SC 13G/A · Feb 14, 2022
0.0%
285 shares