California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Cerus CERS Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio CERS Stock Details CERS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$18.2K Sell
9,995
-1,377
-12% -$3K ﹤0.01% 2473
2025
Q4 		$23.4K Sell
11,372
-1,711
-13% -$2.96K ﹤0.01% 2462
2025
Q3 		$20.8K Buy
13,083
+8
+0.1% +$11 ﹤0.01% 2545
2025
Q2 		$18.4K Hold
13,075
– – ﹤0.01% 2527
2025
Q1 		$18.2K Hold
13,075
– – ﹤0.01% 2560
2024
Q4 		$20.1K Hold
13,075
– – ﹤0.01% 2604
2024
Q3 		$22.8K Hold
13,075
– – ﹤0.01% 2555
2024
Q2 		$23K Sell
13,075
-4,767
-27% -$8.53K ﹤0.01% 2549
2024
Q1 		$33.7K Sell
17,842
-11,366
-39% -$23.2K ﹤0.01% 2562
2023
Q4 		$63.1K Sell
29,208
-169,422
-85% -$279K ﹤0.01% 2540
2023
Q3 		$322K Sell
198,630
-16,636
-8% -$34.6K ﹤0.01% 2391
2023
Q2 		$530K Sell
215,266
-4,759
-2% -$11.3K ﹤0.01% 2276
2023
Q1 		$653K Sell
220,025
-2,694
-1% -$8.11K ﹤0.01% 2160
2022
Q4 		$813K Buy
222,719
+2,389
+1% +$9.01K ﹤0.01% 2042
2022
Q3 		$793K Sell
220,330
-2,500
-1% -$12K ﹤0.01% 2051
2022
Q2 		$1.18M Buy
222,830
+4,797
+2% +$24K ﹤0.01% 1839
2022
Q1 		$1.2M Sell
218,033
-18,249
-8% -$101K ﹤0.01% 1932
2021
Q4 		$1.61M Buy
236,282
+5,559
+2% +$37.4K ﹤0.01% 1863
2021
Q3 		$1.41M Sell
230,723
-1,126
-0.5% -$6.57K ﹤0.01% 1931
2021
Q2 		$1.37M Sell
231,849
-15,739
-6% -$92.3K ﹤0.01% 2007
2021
Q1 		$1.49M Sell
247,588
-894
-0.4% -$6.08K ﹤0.01% 1902
2020
Q4 		$1.72M Hold
248,482
– – ﹤0.01% 1734
2020
Q3 		$1.55M Buy
248,482
+4,177
+2% +$27.7K ﹤0.01% 1634
2020
Q2 		$1.61M Buy
244,305
+5,674
+2% +$32.5K ﹤0.01% 1596
2020
Q1 		$1.11M Buy
238,631
+22,548
+10% +$102K ﹤0.01% 1634
2019
Q4 		$912K Hold
216,083
– – ﹤0.01% 2020
2019
Q3 		$1.11M Buy
216,083
+6,363
+3% +$34.1K ﹤0.01% 1872
2019
Q2 		$1.18M Buy
209,720
+3,658
+2% +$20.2K ﹤0.01% 1868
2019
Q1 		$1.28M Sell
206,062
-8,413
-4% -$51.1K ﹤0.01% 1789
2018
Q4 		$1.09M Buy
214,475
+11,428
+6% +$66.3K ﹤0.01% 1845
2018
Q3 		$1.46M Buy
203,047
+4,890
+2% +$35.5K ﹤0.01% 1820
2018
Q2 		$1.32M Buy
198,157
+4,491
+2% +$27.5K ﹤0.01% 1881
2018
Q1 		$1.06M Buy
193,666
+15,163
+8% +$68.9K ﹤0.01% 1940
2017
Q4 		$603K Buy
178,503
+15,005
+9% +$50.8K ﹤0.01% 2306
2017
Q3 		$446K Sell
163,498
-19,248
-11% -$47.2K ﹤0.01% 2475
2017
Q2 		$459K Sell
182,746
-16,700
-8% -$53.5K ﹤0.01% 2511
2017
Q1 		$888K Sell
199,446
-9,400
-5% -$39.8K ﹤0.01% 2147
2016
Q4 		$908K Sell
208,846
-5,600
-3% -$29.1K ﹤0.01% 2170
2016
Q3 		$1.33M Buy
214,446
+2,600
+1% +$17K ﹤0.01% 1883
2016
Q2 		$1.32M Buy
211,846
+9,800
+5% +$58.3K ﹤0.01% 1876
2016
Q1 		$1.2M Buy
202,046
+25,337
+14% +$140K ﹤0.01% 1907
2015
Q4 		$1.12M Buy
176,709
+3,126
+2% +$16.6K ﹤0.01% 1916
2015
Q3 		$788K Sell
173,583
-600
-0.3% -$3.1K ﹤0.01% 2133
2015
Q2 		$904K Buy
174,183
+451
+0.3% +$2.14K ﹤0.01% 2177
2015
Q1 		$724K Buy
173,732
+28,100
+19% +$144K ﹤0.01% 2225
2014
Q4 		$909K Buy
145,632
+11,772
+9% +$53.4K ﹤0.01% 2112
2014
Q3 		$537K Buy
133,860
+1,460
+1% +$5.62K ﹤0.01% 2396
2014
Q2 		$549K Buy
132,400
+6,200
+5% +$26.6K ﹤0.01% 2441
2014
Q1 		$606K Hold
126,200
– – ﹤0.01% 2308
2013
Q4 		$814K Buy
126,200
+700
+0.6% +$4.4K ﹤0.01% 2118
2013
Q3 		$842K Buy
125,500
+4,015
+3% +$21.8K ﹤0.01% 2053
2013
Q2 		$537K Buy
+121,485
New +$588K ﹤0.01% 2254

Other funds holding CERS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
SCM
Soleus Capital Management Greenwich, Connecticut $2.47B AUM 115.63% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return
SAM
Silvercrest Asset Management New York $13.8B AUM 28.39% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s CERS Position: Q1 2026 in Review

California State Teachers Retirement System (CalSTRS) reduced its Cerus (CERS) stake by 12% in Q1 2026, selling an estimated $3K and leaving 9,995 shares worth $18.2K. The position accounts for ﹤0.01% of the portfolio, ranked #2473.

California State Teachers Retirement System (CalSTRS) first reported a position in CERS in Q2 2013 and has held it in 52 quarters since. The position peaked at $1.72M in Q4 2020. 168 funds tracked by Wall St. Rank hold CERS as of Q1 2026.

  • California State Teachers Retirement System (CalSTRS) held 9,995 shares of Cerus worth $18.2K as of Q1 2026.
  • California State Teachers Retirement System (CalSTRS) sold 1,377 Cerus shares in Q1 2026, an estimated $3K.
  • Cerus made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q1 2026, its #2473 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Cerus in Q2 2013 and has held it in 52 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Cerus position peaked at $1.72M in Q4 2020.
  • 168 funds tracked by Wall St. Rank held Cerus as of Q1 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q1 2026, filed 18 May 2026.