California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Kiniksa Pharmaceuticals KNSA Stock Holding History

California State Teachers Retirement System (CalSTRS)’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 		$2.72M Buy
42,559
+584
+1% +$30.3K ﹤0.01% 1442
2026
Q1 		$2.02M Buy
41,975
+10,477
+33% +$464K ﹤0.01% 1507
2025
Q4 		$1.3M Hold
31,498
– – ﹤0.01% 1662
2025
Q3 		$1.22M Hold
31,498
– – ﹤0.01% 1684
2025
Q2 		$872K Sell
31,498
-2,824
-8% -$71.9K ﹤0.01% 1810
2025
Q1 		$762K Hold
34,322
– – ﹤0.01% 1849
2024
Q4 		$679K Sell
34,322
-3,712
-10% -$84.7K ﹤0.01% 1981
2024
Q3 		$950K Sell
38,034
-355
-0.9% -$8.65K ﹤0.01% 1809
2024
Q2 		$717K Buy
38,389
+9,727
+34% +$182K ﹤0.01% 1920
2024
Q1 		$566K Sell
28,662
-1,625
-5% -$31.7K ﹤0.01% 2084
2023
Q4 		$531K Sell
30,287
-1,359
-4% -$22.3K ﹤0.01% 2176
2023
Q3 		$550K Sell
31,646
-3,284
-9% -$55.3K ﹤0.01% 2147
2023
Q2 		$492K Sell
34,930
-3,954
-10% -$52.9K ﹤0.01% 2315
2023
Q1 		$418K Sell
38,884
-497
-1% -$6.55K ﹤0.01% 2380
2022
Q4 		$590K Buy
39,381
+541
+1% +$7.88K ﹤0.01% 2268
2022
Q3 		$499K Sell
38,840
-600
-2% -$6.84K ﹤0.01% 2339
2022
Q2 		$382K Buy
39,440
+5,030
+15% +$46.9K ﹤0.01% 2502
2022
Q1 		$342K Sell
34,410
-1,985
-5% -$21K ﹤0.01% 2518
2021
Q4 		$428K Buy
36,395
+989
+3% +$12.2K ﹤0.01% 2566
2021
Q3 		$403K Sell
35,406
-4,826
-12% -$62.8K ﹤0.01% 2524
2021
Q2 		$560K Sell
40,232
-78
-0.2% -$1.19K ﹤0.01% 2588
2021
Q1 		$746K Sell
40,310
-146
-0.4% -$2.99K ﹤0.01% 2320
2020
Q4 		$715K Hold
40,456
– – ﹤0.01% 2229
2020
Q3 		$620K Buy
40,456
+11,785
+41% +$221K ﹤0.01% 2151
2020
Q2 		$731K Buy
28,671
+7,113
+33% +$149K ﹤0.01% 2032
2020
Q1 		$334K Buy
21,558
+248
+1% +$3.88K ﹤0.01% 2293
2019
Q4 		$236K Sell
21,310
-171
-0.8% -$1.49K ﹤0.01% 2730
2019
Q3 		$183K Hold
21,481
– – ﹤0.01% 2812
2019
Q2 		$291K Buy
21,481
+3,117
+17% +$48.4K ﹤0.01% 2669
2019
Q1 		$332K Buy
18,364
+8,558
+87% +$165K ﹤0.01% 2533
2018
Q4 		$275K Hold
9,806
– – ﹤0.01% 2621
2018
Q3 		$250K Buy
+9,806
New +$191K ﹤0.01% 2796

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

California State Teachers Retirement System (CalSTRS)'s KNSA Position: Q2 2026 in Review

California State Teachers Retirement System (CalSTRS) increased its Kiniksa Pharmaceuticals (KNSA) stake by 1.4% in Q2 2026, buying an estimated $30.3K and bringing the position to 42,559 shares worth $2.72M. The position accounts for ﹤0.01% of the portfolio, ranked #1442.

California State Teachers Retirement System (CalSTRS) first reported a position in KNSA in Q3 2018 and has held it in 32 quarters since. 266 funds tracked by Wall St. Rank hold KNSA as of Q2 2026.

  • California State Teachers Retirement System (CalSTRS) held 42,559 shares of Kiniksa Pharmaceuticals worth $2.72M as of Q2 2026.
  • California State Teachers Retirement System (CalSTRS) bought 584 Kiniksa Pharmaceuticals shares in Q2 2026, an estimated $30.3K.
  • Kiniksa Pharmaceuticals made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q2 2026, its #1442 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Kiniksa Pharmaceuticals in Q3 2018 and has held it in 32 quarters since.
  • 266 funds tracked by Wall St. Rank held Kiniksa Pharmaceuticals as of Q2 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q2 2026, filed 24 Aug 2026.