Security key
G52694109
Kiniksa Pharmaceuticals International, plc - Common Stock (KNSA)
CUSIP: G52694109
Q2 2026 13F Holders as of 30 Jun 2026
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 9,508,497
- Total 13F value
- $608,024,063
- Share change
- +2,974,654
- SEC-reported price per share
- $63.95
- Number of holders
- 96
- Value change
- +$192,713,401
- Number of buys
- 58
- Number of sells
- 33
- Shares outstanding
- 46,087,073
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2026
Institutions
96
Top holders
10
KNSA full security history
Ownership snapshot
Full 13F holder table
Kiniksa Pharmaceuticals International, plc SEC filings
Kiniksa Pharmaceuticals International, plc company facts
Broader feeds
Reporting periods
Holder history for CUSIP G52694109
Recent filing periods:
Ownership snapshot
Top reported holders of KNSA - Kiniksa Pharmaceuticals International, plc - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
FMR LLC
Disclosed value leader
FMR LLC
Comparable rows
15/15
Latest evidence
30 Jun 2026
13F
13D/G
3/4/5
Lead comparable stake: 15%
13D/G row: FMR LLC
Showing 1-6 of 15 holder rows.
Quick read
FMR LLC leads the comparable SEC ownership view at 15%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens FMR LLC's linked filing trail.
Comparable ownership
Top 5
FMR LLC
15%
Rubric Capital Management LP
7.4%
VANGUARD GROUP INC
7%
BAKER BROS. ADVISORS LP
7%
BlackRock, Inc.
5.5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| FMR LLC |
13F
13D/G
Company
|
15%
from 13D/G
|
$328,561,167
6,823,700 shares
|
— | 31 Mar 2026 |
| Rubric Capital Management LP |
13F
13D/G
Company
|
7.4%
from 13D/G
|
$180,562,500
3,750,000 shares
|
— | 31 Mar 2026 |
| VANGUARD GROUP INC |
13D/G
The Vanguard Group
|
7%
|
$118,941,532
3,063,135 shares
|
$0 | 30 Sep 2025 |
| BAKER BROS. ADVISORS LP |
13D/G
3/4/5
13F
Julian C. Baker · Director · Company
|
7%
|
$140,056,330
3,253,341 shares
|
$0 | 21 May 2026 |
| BlackRock, Inc. |
13D/G
13F
Company
|
5.5%
|
$162,099,757
2,534,789 shares
|
+$135,359,000 | 30 Jun 2026 |
| TANG CAPITAL MANAGEMENT LLC |
13F
13D/G
Company
|
5.2%
from 13D/G
|
$108,813,655
2,259,889 shares
|
— | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
96
Shares
9,508,497
Rows available
96
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2026 vs Q1 2026 Across Filers
Q1 2026 holders
226
Q2 2026 holders
96
Holder diff
-130
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend