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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
FN icon
551
Fabrinet
FN
$20.3B
$15.4M 0.02%
33,928
+513
+2% +$223K
CRBG icon
552
Corebridge Financial
CRBG
$15.3B
$15.4M 0.02%
511,547
+44,113
+9% +$1.36M
XPO icon
553
XPO
XPO
$24.7B
$15.1M 0.02%
111,450
+520
+0.5% +$70.8K
JLL icon
554
Jones Lang LaSalle
JLL
$17B
$15.1M 0.02%
44,826
-51
-0.1% -$16K
ASTS icon
555
AST SpaceMobile
ASTS
$21.4B
$15M 0.02%
206,789
+19,559
+10% +$1.4M
BWXT icon
556
BWX Technologies
BWXT
$15.6B
$15M 0.02%
86,857
-281
-0.3% -$52.7K
ATI icon
557
ATI
ATI
$30.9B
$15M 0.02%
130,422
-3,672
-3% -$358K
CF icon
558
CF Industries
CF
$17.7B
$14.9M 0.01%
192,524
-3,839
-2% -$315K
BG icon
559
Bunge Global
BG
$21.7B
$14.9M 0.01%
166,776
+91
+0.1% +$8.39K
CRS icon
560
Carpenter Technology
CRS
$26.6B
$14.8M 0.01%
47,141
-43
-0.1% -$12.9K
EWBC icon
561
East-West Bancorp
EWBC
$18.6B
$14.6M 0.01%
130,241
+461
+0.4% +$48.9K
UHS icon
562
Universal Health Services
UHS
$10.1B
$14.6M 0.01%
67,068
-1,717
-2% -$380K
PAYC icon
563
Paycom
PAYC
$10.1B
$14.5M 0.01%
91,206
+1,967
+2% +$349K
ITT icon
564
ITT
ITT
$19.4B
$14.2M 0.01%
81,619
+7,645
+10% +$1.37M
NWSA icon
565
News Corp Class A
NWSA
$15.6B
$14.1M 0.01%
539,066
-144,065
-21% -$3.78M
CNH
566
CNH Industrial
CNH
$16.7B
$14M 0.01%
1,523,270
+14,848
+1% +$148K
TLN
567
Talen Energy Corp
TLN
$17.2B
$13.8M 0.01%
36,894
-51
-0.1% -$19.8K
TKO icon
568
TKO Group
TKO
$14.6B
$13.8M 0.01%
66,060
+454
+0.7% +$88.2K
VTRS icon
569
Viatris
VTRS
$18.4B
$13.8M 0.01%
1,106,325
-22,166
-2% -$239K
ROKU icon
570
Roku
ROKU
$22.9B
$13.4M 0.01%
123,518
+1,009
+0.8% +$102K
PFGC icon
571
Performance Food Group
PFGC
$16.4B
$13.3M 0.01%
148,365
-969
-0.6% -$93.6K
DOC icon
572
Healthpeak Properties
DOC
$14.3B
$13.3M 0.01%
828,280
-12,273
-1% -$216K
LYB icon
573
LyondellBasell Industries
LYB
$20.2B
$13.3M 0.01%
306,849
-2,590
-0.8% -$117K
U icon
574
Unity
U
$20.2B
$13.3M 0.01%
300,736
+5,109
+2% +$208K
AFG icon
575
American Financial Group
AFG
$12.1B
$13M 0.01%
95,216
+3,785
+4% +$519K
21 22
23
24 25

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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.