Type / Class
Equity / Common Stock
Shares outstanding
43,510,440
Total 13F shares
40,800,790
Share change
+807,561
Total reported value
$1,584,106,066
Put/Call ratio
16%
Price per share
$38.83
Number of holders
200
Value change
+$42,759,215
Number of buys
105
Number of sells
100

Institutional Holders of Kiniksa Pharmaceuticals International, plc - Common Stock (KNSA) as of Q3 2025

As of 30 Sep 2025, Kiniksa Pharmaceuticals International, plc - Common Stock (KNSA) was held by 200 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 40,800,790 shares. The largest 10 holders included Rubric Capital Management LP, VANGUARD GROUP INC, BAKER BROS. ADVISORS LP, TANG CAPITAL MANAGEMENT LLC, Fairmount Funds Management LLC, ACADIAN ASSET MANAGEMENT LLC, MORGAN STANLEY, D. E. Shaw & Co., Inc., ARROWSTREET CAPITAL, LIMITED PARTNERSHIP, and MILLENNIUM MANAGEMENT LLC. This page lists 200 institutional shareholders reporting positions in this security for the Q3 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.