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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
ACNT icon
2851
Ascent Industries
ACNT
$136M
$8.14K ﹤0.01%
503
+6
+1% +$82
EHTH icon
2852
eHealth
EHTH
$39.7M
$8.14K ﹤0.01%
1,769
-29
-2% -$128
GLSI icon
2853
Greenwich LifeSciences
GLSI
$241M
$8.09K ﹤0.01%
385
-49
-11% -$516
SMHI icon
2854
SEACOR Marine Holdings
SMHI
$264M
$8.08K ﹤0.01%
1,342
-426
-24% -$2.81K
ACR
2855
ACRES Commercial Realty
ACR
$102M
$8.07K ﹤0.01%
378
-6
-2% -$128
RELL icon
2856
Richardson Electronics
RELL
$303M
$8.06K ﹤0.01%
741
-150
-17% -$1.6K
MPTI icon
2857
M-tron Industries
MPTI
$380M
$8.04K ﹤0.01%
151
-3
-2% -$158
TBI
2858
Trueblue
TBI
$303M
$8K ﹤0.01%
1,759
-25
-1% -$128
PLX icon
2859
Protalix BioTherapeutics
PLX
$190M
$8K ﹤0.01%
4,443
+90
+2% +$184
ECBK icon
2860
ECB Bancorp
ECBK
$181M
$7.98K ﹤0.01%
459
-22
-5% -$365
BOOM icon
2861
DMC Global
BOOM
$155M
$7.97K ﹤0.01%
1,191
-231
-16% -$1.59K
INSG icon
2862
Inseego
INSG
$77.8M
$7.95K ﹤0.01%
774
-2
-0.3% -$26
ZVIA icon
2863
Zevia
ZVIA
$107M
$7.92K ﹤0.01%
3,416
+1,446
+73% +$3.59K
PDYN icon
2864
Palladyne AI
PDYN
$313M
$7.92K ﹤0.01%
1,859
+265
+17% +$1.78K
ACTG icon
2865
Acacia Research
ACTG
$448M
$7.87K ﹤0.01%
2,103
-41
-2% -$147
WHG icon
2866
Westwood Holdings Group
WHG
$188M
$7.87K ﹤0.01%
457
-9
-2% -$151
SBFG icon
2867
SB Financial Group
SBFG
$172M
$7.82K ﹤0.01%
351
-20
-5% -$414
COSO
2868
CoastalSouth Bancshares
COSO
$337M
$7.77K ﹤0.01%
+334
New +$7.43K
ALEC icon
2869
Alector
ALEC
$230M
$7.71K ﹤0.01%
4,940
-23
-0.5% -$41
EVI icon
2870
EVI Industries
EVI
$208M
$7.69K ﹤0.01%
312
-63
-17% -$1.57K
PNBK icon
2871
Patriot National Bancorp
PNBK
$133M
$7.68K ﹤0.01%
4,222
+1,477
+54% +$2.04K
BCBP icon
2872
BCB Bancorp
BCBP
$163M
$7.66K ﹤0.01%
949
-134
-12% -$1.08K
LWAY icon
2873
Lifeway Foods
LWAY
$383M
$7.66K ﹤0.01%
316
-10
-3% -$245
KWT icon
2874
iShares MSCI Kuwait ETF
KWT
$69.1M
$7.66K ﹤0.01%
200
– –
LARK icon
2875
Landmark Bancorp
LARK
$196M
$7.65K ﹤0.01%
292
-5
-2% -$131
113 114
115
116 117

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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.