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California State Teachers Retirement System (CalSTRS)

California State Teachers Retirement System (CalSTRS) Portfolio holdings

AUM $94.5B
1-Year Est. Return 29.33%
This Fund
S&P 500
This Quarter Est. Return
+4.01%
1 Year Est. Return
+29.33%
3 Year Est. Return
+103.37%
5 Year Est. Return
+138.35%
10 Year Est. Return
+544.89%
AUM
$100B
AUM Growth
+$2.46B
Cap. Flow
+$416M
Cap. Flow %
0.42%
Top 10 Hldgs %
35.83%
Holding
3,102
New
56
Increased
1,015
Reduced
1,958
Closed
48

Top Buys

Rank Stock Value
1
IVV icon
iShares Core S&P 500 ETF
IVV
+$2.01B
2
AMRZ
Amrize Ltd
AMRZ
+$28.7M
3
NBIS
Nebius Group N.V.
NBIS
+$27.9M
4
CRWV
CoreWeave
CRWV
+$25.9M
5
INSM icon
Insmed
INSM
+$23.9M

Top Sells

Rank Stock Value
1
NVDA icon
NVIDIA
NVDA
+$142M
2
AAPL icon
Apple
AAPL
+$141M
3
MSFT icon
Microsoft
MSFT
+$86.5M
4
TSLA icon
Tesla
TSLA
+$79.8M
5
GOOG icon
Alphabet (Google) Class C
GOOG
+$72.5M

Sector Composition

Rank Sector Weight
1 Technology 33.29%
2 Financials 13.13%
3 Communication Services 10.48%
4 Consumer Discretionary 10.45%
5 Healthcare 9.85%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CTO
2351
CTO Realty Growth
CTO
$821M
$35.5K ﹤0.01%
1,931
-183
-9% -$3.13K
IDR icon
2352
Idaho Strategic Resources
IDR
$501M
$35.5K ﹤0.01%
882
+98
+13% +$3.75K
AEHR icon
2353
Aehr Test Systems
AEHR
$4.12B
$35.4K ﹤0.01%
1,754
-29
-2% -$701
AHL
2354
DELISTED
Aspen Insurance
AHL
$35.2K ﹤0.01%
950
+813
+593% +$30K
AMBP icon
2355
Ardagh Metal Packaging
AMBP
$3.12B
$35.2K ﹤0.01%
8,591
-98
-1% -$372
CPS icon
2356
Cooper-Standard Automotive
CPS
$488M
$34.2K ﹤0.01%
1,042
-183
-15% -$5.96K
GSM icon
2357
FerroAtlántica
GSM
$820M
$34.1K ﹤0.01%
7,360
-104
-1% -$480
ALMS
2358
Alumis Inc
ALMS
$3.12B
$34K ﹤0.01%
3,481
+39
+1% +$272
NVGS icon
2359
Navigator Holdings
NVGS
$1.27B
$33.7K ﹤0.01%
1,944
-97
-5% -$1.62K
SHBI icon
2360
Shore Bancshares
SHBI
$800M
$33.6K ﹤0.01%
1,902
-320
-14% -$5.37K
APPS icon
2361
Digital Turbine
APPS
$1.55B
$33.4K ﹤0.01%
6,675
-282
-4% -$1.6K
ATXS
2362
DELISTED
Astria Therapeutics
ATXS
$33.3K ﹤0.01%
2,546
-130
-5% -$1.55K
IRWD icon
2363
Ironwood Pharmaceuticals
IRWD
$673M
$33.2K ﹤0.01%
9,851
-407
-4% -$1.06K
HIPO icon
2364
Hippo Holdings
HIPO
$873M
$33.2K ﹤0.01%
1,103
-18
-2% -$601
SMBK icon
2365
SmartFinancial
SMBK
$899M
$33.1K ﹤0.01%
895
-13
-1% -$471
CWCO icon
2366
Consolidated Water Co
CWCO
$506M
$32.8K ﹤0.01%
930
-159
-15% -$5.55K
ALRS icon
2367
Alerus Financial
ALRS
$844M
$32.6K ﹤0.01%
1,446
+36
+3% +$785
PKST
2368
DELISTED
Peakstone Realty Trust
PKST
$32.5K ﹤0.01%
2,266
-382
-14% -$5.27K
SD icon
2369
SandRidge Energy
SD
$519M
$32.3K ﹤0.01%
2,237
-27
-1% -$357
TALK icon
2370
Talkspace
TALK
$871M
$32.2K ﹤0.01%
8,876
-37
-0.4% -$117
PACB icon
2371
Pacific Biosciences
PACB
$357M
$31.8K ﹤0.01%
16,998
-2,836
-14% -$5.45K
AROW icon
2372
Arrow Financial
AROW
$724M
$31.5K ﹤0.01%
1,003
-188
-16% -$5.56K
BHB icon
2373
Bar Harbor Bankshares
BHB
$683M
$31.4K ﹤0.01%
1,011
-13,229
-93% -$403K
DC icon
2374
Dakota Gold
DC
$826M
$31.3K ﹤0.01%
5,516
+173
+3% +$831
UHT
2375
Universal Health Realty Income Trust
UHT
$573M
$31.2K ﹤0.01%
795
-11,496
-94% -$448K
93 94
95
96 97

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California State Teachers Retirement System (CalSTRS)'s Q4 2025 Portfolio in Review

As of Q4 2025, California State Teachers Retirement System (CalSTRS) held 3,102 positions worth $100B, up 2.5% from $97.5B the previous quarter. Its ten largest holdings account for 36% of the portfolio.

Trading was light in Q4 2025: portfolio turnover was 3.4%. California State Teachers Retirement System (CalSTRS) opened 56 new positions and exited 48, leaving the 3,102-position portfolio largely intact.

By sector, the portfolio is most concentrated in Technology at 33% of assets, down from 34% a quarter earlier, followed by Financials and Communication Services.

  • California State Teachers Retirement System (CalSTRS)'s largest Q4 2025 buy was iShares Core S&P 500 ETF: 2,958,300 shares worth $2.03B.
  • California State Teachers Retirement System (CalSTRS) added most to Insmed in Q4 2025, an estimated $23.9M increase.
  • California State Teachers Retirement System (CalSTRS)'s biggest Q4 2025 reduction was NVIDIA, cutting an estimated $142M.
  • California State Teachers Retirement System (CalSTRS) fully exited Blue Owl Technology Finance Corp in Q4 2025, selling an estimated $61.7M.
  • California State Teachers Retirement System (CalSTRS)'s ten largest holdings make up 36% of its $100B portfolio in Q4 2025.
  • California State Teachers Retirement System (CalSTRS) opened 56 new positions and closed 48 in Q4 2025.
  • California State Teachers Retirement System (CalSTRS)'s portfolio value rose 2.5% quarter-over-quarter to $100B.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q4 2025, filed 17 Feb 2026.