Robeco Institutional Asset Management
KNSA icon

Robeco Institutional Asset Management’s Kiniksa Pharmaceuticals KNSA Stock Holding History

Robeco Institutional Asset Management’s Portfolio KNSA Stock Details KNSA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-8,436
Closed -$233K – 884
2025
Q2 		$233K Buy
+8,436
New +$215K ﹤0.01% 844
2024
Q3 		– Sell
-15,982
Closed -$298K – 932
2024
Q2 		$298K Hold
15,982
– – ﹤0.01% 876
2024
Q1 		$315K Buy
15,982
+15,863
+13,330% +$310K ﹤0.01% 882
2023
Q4 		$2.09K Buy
+119
New +$1.96K ﹤0.01% 1081

Other funds holding KNSA

RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return
FFM
Fairmount Funds Management West Conshohocken, Pennsylvania $1.51B AUM 546.08% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Robeco Institutional Asset Management's KNSA Position: Q3 2025 in Review

Robeco Institutional Asset Management sold out of Kiniksa Pharmaceuticals (KNSA) in Q3 2025, closing a stake of 8,436 shares — an estimated $233K sold.

Robeco Institutional Asset Management first reported a position in KNSA in Q4 2023 and held it in 4 quarters. The position peaked at $315K in Q1 2024. 204 funds tracked by Wall St. Rank hold KNSA as of Q3 2025.

  • Robeco Institutional Asset Management reported no remaining Kiniksa Pharmaceuticals position as of Q3 2025 after selling out during the quarter.
  • Robeco Institutional Asset Management sold 8,436 Kiniksa Pharmaceuticals shares in Q3 2025, an estimated $233K.
  • Robeco Institutional Asset Management first reported a position in Kiniksa Pharmaceuticals in Q4 2023 and held it in 4 quarters.
  • Robeco Institutional Asset Management's Kiniksa Pharmaceuticals position peaked at $315K in Q1 2024.
  • 204 funds tracked by Wall St. Rank held Kiniksa Pharmaceuticals as of Q3 2025.

Based on Robeco Institutional Asset Management's 13F filing for Q3 2025, filed 22 Oct 2025.