California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Mirum Pharmaceuticals MIRM Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio MIRM Stock Details MIRM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$5.62M Buy
48,031
+3,555
+8% +$357K 0.01% 1007
2026
Q1 		$4.11M Buy
44,476
+8,065
+22% +$759K ﹤0.01% 1111
2025
Q4 		$2.88M Buy
36,411
+3,286
+10% +$236K ﹤0.01% 1226
2025
Q3 		$2.43M Sell
33,125
-449
-1% -$28.5K ﹤0.01% 1305
2025
Q2 		$1.71M Buy
33,574
+766
+2% +$34.1K ﹤0.01% 1451
2025
Q1 		$1.48M Sell
32,808
-964
-3% -$45.4K ﹤0.01% 1496
2024
Q4 		$1.4M Buy
33,772
+43
+0.1% +$1.79K ﹤0.01% 1597
2024
Q3 		$1.32M Buy
33,729
+1,073
+3% +$42.8K ﹤0.01% 1631
2024
Q2 		$1.12M Sell
32,656
-54,336
-62% -$1.42M ﹤0.01% 1697
2024
Q1 		$2.19M Sell
86,992
-124,119
-59% -$3.41M ﹤0.01% 1349
2023
Q4 		$6.23M Buy
211,111
+183,798
+673% +$5.56M 0.01% 807
2023
Q3 		$863K Sell
27,313
-3,288
-11% -$90K ﹤0.01% 1879
2023
Q2 		$792K Buy
30,601
+5,944
+24% +$158K ﹤0.01% 2060
2023
Q1 		$592K Buy
24,657
+5
+0% +$114 ﹤0.01% 2220
2022
Q4 		$481K Buy
24,652
+370
+2% +$7.31K ﹤0.01% 2354
2022
Q3 		$510K Buy
24,282
+3,986
+20% +$96K ﹤0.01% 2323
2022
Q2 		$395K Buy
20,296
+18,786
+1,244% +$443K ﹤0.01% 2488
2022
Q1 		$33K Sell
1,510
-429
-22% -$8.75K ﹤0.01% 3122
2021
Q4 		$31K Buy
1,939
+39
+2% +$607 ﹤0.01% 3212
2021
Q3 		$38K Sell
1,900
-3,125
-62% -$50.8K ﹤0.01% 3129
2021
Q2 		$87K Sell
5,025
-3,671
-42% -$65.8K ﹤0.01% 3047
2021
Q1 		$172K Buy
8,696
+780
+10% +$14.9K ﹤0.01% 2951
2020
Q4 		$138K Hold
7,916
– – ﹤0.01% 2967
2020
Q3 		$153K Hold
7,916
– – ﹤0.01% 2846
2020
Q2 		$154K Hold
7,916
– – ﹤0.01% 2832
2020
Q1 		$111K Buy
7,916
+3,830
+94% +$62.9K ﹤0.01% 2787
2019
Q4 		$100K Sell
4,086
-105
-3% -$1.12K ﹤0.01% 2926
2019
Q3 		$42K Buy
+4,191
New +$51.4K ﹤0.01% 3000

Other funds holding MIRM

FLSM
Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

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

California State Teachers Retirement System (CalSTRS) increased its Mirum Pharmaceuticals (MIRM) stake by 8% in Q2 2026, buying an estimated $357K and bringing the position to 48,031 shares worth $5.62M. The position accounts for 0.01% of the portfolio, ranked #1007.

California State Teachers Retirement System (CalSTRS) first reported a position in MIRM in Q3 2019 and has held it in 28 quarters since. The position peaked at $6.23M in Q4 2023. 327 funds tracked by Wall St. Rank hold MIRM as of Q2 2026.

  • California State Teachers Retirement System (CalSTRS) held 48,031 shares of Mirum Pharmaceuticals worth $5.62M as of Q2 2026.
  • California State Teachers Retirement System (CalSTRS) bought 3,555 Mirum Pharmaceuticals shares in Q2 2026, an estimated $357K.
  • Mirum Pharmaceuticals made up 0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q2 2026, its #1007 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Mirum Pharmaceuticals in Q3 2019 and has held it in 28 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Mirum Pharmaceuticals position peaked at $6.23M in Q4 2023.
  • 327 funds tracked by Wall St. Rank held Mirum Pharmaceuticals as of Q2 2026.

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