Julian Baker’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
$181M Buy
2,834,643
+8,397
+0.3% +$436K 0.91% 18
2026
Q1
$136M Hold
2,826,246
0.78% 17
2025
Q4
$117M Buy
2,826,246
+1,577
+0.1% +$63.3K 0.68% 23
2025
Q3
$110M Hold
2,824,669
0.79% 15
2025
Q2
$78.2M Buy
2,824,669
+6,346
+0.2% +$162K 0.76% 17
2025
Q1
$62.6M Hold
2,818,323
0.69% 17
2024
Q4
$55.7M Hold
2,818,323
0.6% 22
2024
Q3
$70.4M Hold
2,818,323
0.73% 21
2024
Q2
$52.6M Buy
2,818,323
+8,746
+0.3% +$164K 0.67% 23
2024
Q1
$55.4M Hold
2,809,577
0.7% 23
2023
Q4
$49.3M Hold
2,809,577
0.56% 23
2023
Q3
$48.8M Hold
2,809,577
0.28% 22
2023
Q2
$39.6M Buy
2,809,577
+10,000
+0.4% +$134K 0.23% 28
2023
Q1
$30.1M Hold
2,799,577
0.16% 30
2022
Q4
$41.9M Hold
2,799,577
0.25% 27
2022
Q3
$35.9M Hold
2,799,577
0.24% 32
2022
Q2
$27.1M Hold
2,799,577
0.15% 39
2022
Q1
$27.8M Hold
2,799,577
0.16% 44
2021
Q4
$33M Hold
2,799,577
0.16% 45
2021
Q3
$31.9M Hold
2,799,577
0.14% 50
2021
Q2
$39M Hold
2,799,577
0.17% 44
2021
Q1
$51.8M Hold
2,799,577
0.22% 39
2020
Q4
$49.5M Hold
2,799,577
0.19% 35
2020
Q3
$42.9M Hold
2,799,577
0.17% 37
2020
Q2
$71.3M Hold
2,799,577
0.31% 26
2020
Q1
$43.3M Hold
2,799,577
0.27% 28
2019
Q4
$31M Hold
2,799,577
0.16% 40
2019
Q3
$23.8M Hold
2,799,577
0.16% 38
2019
Q2
$37.9M Sell
2,799,577
-200,423
-7% -$3.11M 0.26% 36
2019
Q1
$54.2M Hold
3,000,000
0.35% 30
2018
Q4
$84.3M Hold
3,000,000
0.69% 15
2018
Q3
$76.5M Hold
3,000,000
0.5% 22
2018
Q2
$52M Buy
+3,000,000
New +$54.3M 0.39% 24

Other funds holding KNSA

Julian Baker's KNSA Position: Q2 2026 in Review

Julian Baker increased its Kiniksa Pharmaceuticals (KNSA) stake by 0.3% in Q2 2026, buying an estimated $436K and bringing the position to 2,834,643 shares worth $181M. The position accounts for 0.91% of the portfolio, ranked #18.

Julian Baker first reported a position in KNSA in Q2 2018 and has held it in 33 quarters since. 265 funds tracked by Wall St. Rank hold KNSA as of Q2 2026.

  • Julian Baker held 2,834,643 shares of Kiniksa Pharmaceuticals worth $181M as of Q2 2026.
  • Julian Baker bought 8,397 Kiniksa Pharmaceuticals shares in Q2 2026, an estimated $436K.
  • Kiniksa Pharmaceuticals made up 0.91% of Julian Baker's portfolio in Q2 2026, its #18 holding.
  • Julian Baker first reported a position in Kiniksa Pharmaceuticals in Q2 2018 and has held it in 33 quarters since.
  • 265 funds tracked by Wall St. Rank held Kiniksa Pharmaceuticals as of Q2 2026.

Based on Baker Bros. Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.