BlackRock’s Kiniksa Pharmaceuticals KNSA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$175M Buy
2,739,615
+2,252,878
+463% +$117M ﹤0.01% 1879
2026
Q1
$23.4M Buy
486,737
+40,134
+9% +$1.78M ﹤0.01% 2977
2025
Q4
$18.4M Sell
446,603
-11,044
-2% -$443K ﹤0.01% 3142
2025
Q3
$17.8M Sell
457,647
-245,233
-35% -$7.97M ﹤0.01% 3152
2025
Q2
$19.4M Sell
702,880
-2,729,819
-80% -$69.5M ﹤0.01% 3046
2025
Q1
$76.2M Sell
3,432,699
-139,164
-4% -$2.86M ﹤0.01% 2157
2024
Q4
$70.7M Sell
3,571,863
-245,393
-6% -$5.6M ﹤0.01% 2259
2024
Q3
$95.4M Sell
3,817,256
-773,880
-17% -$18.9M ﹤0.01% 2114
2024
Q2
$85.7M Buy
4,591,136
+397,229
+9% +$7.44M ﹤0.01% 2112
2024
Q1
$82.7M Buy
4,193,907
+1,013,319
+32% +$19.8M ﹤0.01% 2169
2023
Q4
$55.8M Buy
3,180,588
+62,280
+2% +$1.02M ﹤0.01% 2413
2023
Q3
$54.2M Sell
3,118,308
-42,116
-1% -$710K ﹤0.01% 2353
2023
Q2
$44.5M Sell
3,160,424
-225,736
-7% -$3.02M ﹤0.01% 2550
2023
Q1
$36.4M Sell
3,386,160
-195,519
-5% -$2.58M ﹤0.01% 2655
2022
Q4
$53.7M Sell
3,581,679
-46,781
-1% -$681K ﹤0.01% 2416
2022
Q3
$46.6M Buy
3,628,460
+93,103
+3% +$1.06M ﹤0.01% 2493
2022
Q2
$34.3M Buy
3,535,357
+41,032
+1% +$383K ﹤0.01% 2753
2022
Q1
$34.7M Buy
3,494,325
+10,473
+0.3% +$111K ﹤0.01% 2807
2021
Q4
$41M Buy
3,483,852
+363,530
+12% +$4.47M ﹤0.01% 2788
2021
Q3
$35.5M Buy
3,120,322
+621,032
+25% +$8.09M ﹤0.01% 2888
2021
Q2
$34.8M Buy
2,499,290
+248,679
+11% +$3.78M ﹤0.01% 2941
2021
Q1
$41.7M Buy
2,250,611
+61,381
+3% +$1.26M ﹤0.01% 2742
2020
Q4
$38.7M Buy
2,189,230
+359,711
+20% +$6.32M ﹤0.01% 2625
2020
Q3
$28M Buy
1,829,519
+632,699
+53% +$11.9M ﹤0.01% 2671
2020
Q2
$30.5M Buy
1,196,820
+263,807
+28% +$5.51M ﹤0.01% 2566
2020
Q1
$14.4M Sell
933,013
-15,444
-2% -$242K ﹤0.01% 2786
2019
Q4
$10.5M Sell
948,457
-169,462
-15% -$1.47M ﹤0.01% 3225
2019
Q3
$9.51M Buy
1,117,919
+10,828
+1% +$120K ﹤0.01% 3234
2019
Q2
$15M Buy
1,107,091
+139,072
+14% +$2.16M ﹤0.01% 3011
2019
Q1
$17.5M Buy
968,019
+322,908
+50% +$6.24M ﹤0.01% 2815
2018
Q4
$18.1M Buy
645,111
+194,538
+43% +$4.06M ﹤0.01% 2773
2018
Q3
$11.5M Buy
450,573
+440,573
+4,406% +$8.57M ﹤0.01% 3170
2018
Q2
$173K Buy
+10,000
New +$181K ﹤0.01% 4337

Other funds holding KNSA

BlackRock's KNSA Position: Q2 2026 in Review

BlackRock increased its Kiniksa Pharmaceuticals (KNSA) stake by 463% in Q2 2026, buying an estimated $117M and bringing the position to 2,739,615 shares worth $175M. The position accounts for ﹤0.01% of the portfolio, ranked #1879.

BlackRock first reported a position in KNSA in Q2 2018 and has held it in 33 quarters since. 266 funds tracked by Wall St. Rank hold KNSA as of Q2 2026.

  • BlackRock held 2,739,615 shares of Kiniksa Pharmaceuticals worth $175M as of Q2 2026.
  • BlackRock bought 2,252,878 Kiniksa Pharmaceuticals shares in Q2 2026, an estimated $117M.
  • Kiniksa Pharmaceuticals made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #1879 holding.
  • BlackRock first reported a position in Kiniksa Pharmaceuticals in Q2 2018 and has held it in 33 quarters since.
  • 266 funds tracked by Wall St. Rank held Kiniksa Pharmaceuticals as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.