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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
CMTG icon
2576
Claros Mortgage Trust
CMTG
$268M
$17.4K ﹤0.01%
5,685
-65
-1% -$212
VOXR
2577
Vox Royalty Corp
VOXR
$369M
$17.4K ﹤0.01%
3,665
+1,160
+46% +$5.26K
ALDX icon
2578
Aldeyra Therapeutics
ALDX
$86.9M
$17.3K ﹤0.01%
3,341
-272
-8% -$1.4K
QTRX icon
2579
Quanterix
QTRX
$135M
$17.3K ﹤0.01%
2,718
+180
+7% +$1.12K
RNGR icon
2580
Ranger Energy Services
RNGR
$405M
$17.3K ﹤0.01%
1,235
+111
+10% +$1.51K
NECB icon
2581
Northeast Community Bancorp
NECB
$371M
$17.2K ﹤0.01%
761
-132
-15% -$2.79K
OPFI icon
2582
OppFi
OPFI
$608M
$17.2K ﹤0.01%
1,644
+130
+9% +$1.32K
CNDT icon
2583
Conduent
CNDT
$252M
$17.2K ﹤0.01%
8,952
-335
-4% -$734
XRX icon
2584
Xerox
XRX
$412M
$17.2K ﹤0.01%
7,251
-101,826
-93% -$301K
ACRS icon
2585
Aclaris Therapeutics
ACRS
$863M
$17K ﹤0.01%
5,649
-19
-0.3% -$48
CMRC
2586
Commerce.com Inc Series 1
CMRC
$184M
$16.9K ﹤0.01%
4,108
-1,004
-20% -$4.63K
CIO
2587
DELISTED
City Office REIT
CIO
$16.8K ﹤0.01%
2,403
-423
-15% -$2.93K
TLS icon
2588
Telos
TLS
$344M
$16.7K ﹤0.01%
3,278
-802
-20% -$5K
FSTR icon
2589
Foster
FSTR
$404M
$16.7K ﹤0.01%
620
-38
-6% -$1.03K
CLW icon
2590
Clearwater Paper
CLW
$354M
$16.7K ﹤0.01%
959
-25
-3% -$461
NATH icon
2591
Nathan's Famous
NATH
$397M
$16.7K ﹤0.01%
178
-27
-13% -$2.71K
DMAC icon
2592
DiaMedica Therapeutics
DMAC
$364M
$16.6K ﹤0.01%
2,091
+442
+27% +$3.31K
KELYA icon
2593
Kelly Services Class A
KELYA
$566M
$16.6K ﹤0.01%
1,888
-1
-0.1% -$10
BOC icon
2594
Boston Omaha
BOC
$431M
$16.5K ﹤0.01%
1,336
-451
-25% -$5.87K
SPOK icon
2595
Spok Holdings
SPOK
$230M
$16.5K ﹤0.01%
1,252
-17
-1% -$241
TSBK icon
2596
Timberland Bancorp
TSBK
$361M
$16.4K ﹤0.01%
459
-6
-1% -$203
FSBW icon
2597
FS Bancorp
FSBW
$326M
$16.3K ﹤0.01%
397
-87
-18% -$3.49K
XPER icon
2598
Xperi
XPER
$320M
$16.3K ﹤0.01%
2,789
+8
+0.3% +$50
FRPH icon
2599
FRP Holdings
FRPH
$425M
$16.2K ﹤0.01%
713
-11,499
-94% -$272K
HDSN
2600
Hudson Technologies
HDSN
$239M
$16.2K ﹤0.01%
2,368
-56
-2% -$441
102 103
104
105 106

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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.