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Caption Management’s Kiniksa Pharmaceuticals KNSA Stock Holding History

Caption 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
2026
Q2 		– Sell
-999,400
Closed -$48.1M – 1874
2026
Q1 		$48.1M Sell
999,400
-491,100
-33% -$21.8M 0.28% 71
2025
Q4 		$61.5M Buy
1,490,500
+987,900
+197% +$39.6M 0.42% 49
2025
Q3 		$19.5M Buy
502,600
+272,600
+119% +$8.86M 0.15% 147
2025
Q2 		$6.36M Buy
230,000
+200,000
+667% +$5.09M 0.07% 331
2025
Q1 		$666K Buy
+30,000
New +$617K 0.01% 1023
2024
Q4 		– Sell
-30,000
Closed -$750K – 1654
2024
Q3 		$750K Buy
+30,000
New +$731K 0.01% 847
2024
Q1 		– Sell
-296,200
Closed -$5.2M – 1452
2023
Q4 		$5.2M Buy
296,200
+216,200
+270% +$3.55M 0.07% 325
2023
Q3 		$1.39M Buy
80,000
+20,000
+33% +$337K 0.02% 680
2023
Q2 		$845K Sell
60,000
-5,000
-8% -$66.9K 0.02% 701
2023
Q1 		$699K Buy
65,000
+30,000
+86% +$395K 0.01% 712
2022
Q4 		$524K Buy
35,000
+5,000
+17% +$72.8K 0.01% 912
2022
Q3 		$386K Sell
30,000
-30,000
-50% -$342K 0.01% 1126
2022
Q2 		$581K Sell
60,000
-45,000
-43% -$420K 0.01% 1039
2022
Q1 		$1.04M Buy
105,000
+30,000
+40% +$318K 0.01% 958
2021
Q4 		$883K Buy
75,000
+45,000
+150% +$553K 0.01% 1088
2021
Q3 		$342K Hold
30,000
– – ﹤0.01% 1269
2021
Q2 		$418K Sell
30,000
-30,000
-50% -$456K 0.01% 1083
2021
Q1 		$1.11M Buy
60,000
+30,000
+100% +$614K 0.02% 662
2020
Q4 		$530K Hold
30,000
– – 0.01% 730
2020
Q3 		$459K Buy
+30,000
New +$563K 0.01% 788

Other funds holding KNSA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
SSC
Spruce Street Capital New York $510M AUM

Caption Management's KNSA Position: Q2 2026 in Review

Caption Management opened a new position in Kiniksa Pharmaceuticals (KNSA) in Q2 2026: 25,000 shares worth $1.6M. The stake represents 0.01% of the portfolio and ranks #977 among its holdings. This is a return to the name: Caption Management previously reported a position in KNSA as recently as Q2 2024.

Caption Management first reported a position in KNSA in Q3 2020 and has held it in 10 quarters since. 266 funds tracked by Wall St. Rank hold KNSA as of Q2 2026.

  • Caption Management held 25,000 shares of Kiniksa Pharmaceuticals worth $1.6M as of Q2 2026.
  • Kiniksa Pharmaceuticals was a new Caption Management position in Q2 2026.
  • Kiniksa Pharmaceuticals made up 0.01% of Caption Management's portfolio in Q2 2026, its #977 holding.
  • Caption Management first reported a position in Kiniksa Pharmaceuticals in Q3 2020 and has held it in 10 quarters since.
  • 266 funds tracked by Wall St. Rank held Kiniksa Pharmaceuticals as of Q2 2026.

Based on Caption Management's 13F filing for Q2 2026, filed 14 Aug 2026.