California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Sutro Biopharma STRO Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio STRO Stock Details STRO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-593
Closed -$3.86K – 3169
2025
Q1 		$3.86K Hold
593
– – ﹤0.01% 2951
2024
Q4 		$10.9K Hold
593
– – ﹤0.01% 2830
2024
Q3 		$20.5K Hold
593
– – ﹤0.01% 2594
2024
Q2 		$17.4K Sell
593
-19
-3% -$751 ﹤0.01% 2651
2024
Q1 		$34.6K Sell
612
-378
-38% -$16.7K ﹤0.01% 2554
2023
Q4 		$42.5K Sell
990
-337
-25% -$10.7K ﹤0.01% 2652
2023
Q3 		$46.1K Sell
1,327
-674
-34% -$29.4K ﹤0.01% 2747
2023
Q2 		$93K Sell
2,001
-3
-0.1% -$149 ﹤0.01% 2671
2023
Q1 		$92.6K Sell
2,004
-148
-7% -$9.39K ﹤0.01% 2704
2022
Q4 		$174K Buy
2,152
+221
+11% +$15.4K ﹤0.01% 2642
2022
Q3 		$107K Buy
1,931
+49
+3% +$2.9K ﹤0.01% 2800
2022
Q2 		$98K Sell
1,882
-2,725
-59% -$152K ﹤0.01% 2887
2022
Q1 		$379K Sell
4,607
-481
-9% -$45.8K ﹤0.01% 2485
2021
Q4 		$757K Buy
5,088
+108
+2% +$19.3K ﹤0.01% 2312
2021
Q3 		$941K Sell
4,980
-999
-17% -$190K ﹤0.01% 2179
2021
Q2 		$1.11M Buy
5,979
+1,077
+22% +$211K ﹤0.01% 2142
2021
Q1 		$1.12M Buy
4,902
+684
+16% +$162K ﹤0.01% 2083
2020
Q4 		$916K Buy
4,218
+296
+8% +$49K ﹤0.01% 2094
2020
Q3 		$394K Buy
3,922
+1,392
+55% +$132K ﹤0.01% 2407
2020
Q2 		$196K Buy
2,530
+835
+49% +$80.1K ﹤0.01% 2728
2020
Q1 		$173K Buy
1,695
+20
+1% +$2.1K ﹤0.01% 2620
2019
Q4 		$184K Hold
1,675
– – ﹤0.01% 2813
2019
Q3 		$152K Hold
1,675
– – ﹤0.01% 2872
2019
Q2 		$191K Buy
1,675
+674
+67% +$74.3K ﹤0.01% 2863
2019
Q1 		$114K Sell
1,001
-156
-13% -$16.2K ﹤0.01% 2890
2018
Q4 		$104K Buy
+1,157
New +$140K ﹤0.01% 2921

Other funds holding STRO

SCM
Suvretta Capital Management New York $3.92B AUM 86.67% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.62B AUM 138.67% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
VCIM
Velan Capital Investment Management Alpharetta, Georgia $160M AUM 517.12% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
MC
Merck & Co Kenilworth, New Jersey $349M AUM 146.07% 1-Year Est. Return
VPC
Vestal Point Capital New York $3.58B AUM 189.12% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return
EP
Eversept Partners New York $1.9B AUM 121.13% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s STRO Position: Q2 2025 in Review

California State Teachers Retirement System (CalSTRS) sold out of Sutro Biopharma (STRO) in Q2 2025, closing a stake of 593 shares — an estimated $3.86K sold.

California State Teachers Retirement System (CalSTRS) first reported a position in STRO in Q4 2018 and held it in 26 quarters. The position peaked at $1.12M in Q1 2021. 99 funds tracked by Wall St. Rank hold STRO as of Q2 2025.

  • California State Teachers Retirement System (CalSTRS) reported no remaining Sutro Biopharma position as of Q2 2025 after selling out during the quarter.
  • California State Teachers Retirement System (CalSTRS) sold 593 Sutro Biopharma shares in Q2 2025, an estimated $3.86K.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Sutro Biopharma in Q4 2018 and held it in 26 quarters.
  • California State Teachers Retirement System (CalSTRS)'s Sutro Biopharma position peaked at $1.12M in Q1 2021.
  • 99 funds tracked by Wall St. Rank held Sutro Biopharma as of Q2 2025.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q2 2025, filed 14 Aug 2025.