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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
ZS icon
401
Zscaler
ZS
$28.6B
$32M 0.03%
142,232
+1,295
+0.9% +$366K
GPN icon
402
Global Payments
GPN
$22.5B
$32M 0.03%
412,858
-9,080
-2% -$731K
INVH icon
403
Invitation Homes
INVH
$17.7B
$31.8M 0.03%
1,144,601
+193,962
+20% +$5.42M
ILMN icon
404
Illumina
ILMN
$28.8B
$31.7M 0.03%
241,360
-18,097
-7% -$2.12M
CDW icon
405
CDW
CDW
$17B
$31.4M 0.03%
230,692
+5,121
+2% +$755K
JKHY icon
406
Jack Henry & Associates
JKHY
$10.8B
$31.4M 0.03%
171,832
-11,363
-6% -$1.89M
EXE
407
Expand Energy Corp
EXE
$22.5B
$31.3M 0.03%
283,455
+11,803
+4% +$1.31M
WSM icon
408
Williams-Sonoma
WSM
$28.9B
$31.3M 0.03%
175,108
-10,296
-6% -$1.93M
SNDK
409
Sandisk
SNDK
$201B
$31.3M 0.03%
131,713
+2,778
+2% +$556K
WST icon
410
West Pharmaceutical
WST
$24.8B
$31.2M 0.03%
113,570
-3,946
-3% -$1.08M
SNA icon
411
Snap-on
SNA
$21.1B
$31.2M 0.03%
90,579
-1,127
-1% -$385K
PTC icon
412
PTC
PTC
$16.2B
$31M 0.03%
177,879
-3,865
-2% -$718K
LH icon
413
Labcorp
LH
$26B
$31M 0.03%
123,465
-4,286
-3% -$1.14M
PPL
414
PPL Corp
PPL
$26.5B
$30.9M 0.03%
883,537
-25,858
-3% -$932K
FLEX icon
415
Flex
FLEX
$47.5B
$30.9M 0.03%
510,893
+159,377
+45% +$9.85M
UTHR icon
416
United Therapeutics
UTHR
$22.3B
$30.8M 0.03%
63,304
-881
-1% -$410K
ZBH icon
417
Zimmer Biomet
ZBH
$18.3B
$30.7M 0.03%
341,893
-13,836
-4% -$1.31M
J icon
418
Jacobs Solutions
J
$17B
$30.7M 0.03%
231,778
+9,110
+4% +$1.34M
FOXA icon
419
Fox Class A
FOXA
$26B
$30.5M 0.03%
417,901
+43,232
+12% +$2.82M
AMRZ
420
Amrize Ltd
AMRZ
$25.6B
$30.4M 0.03%
+561,815
New +$28.7M
PODD icon
421
Insulet
PODD
$9.94B
$30.4M 0.03%
106,782
-2,994
-3% -$936K
RPRX icon
422
Royalty Pharma
RPRX
$26.2B
$30.2M 0.03%
781,519
+74,787
+11% +$2.85M
TYL icon
423
Tyler Technologies
TYL
$13B
$30.1M 0.03%
66,291
-566
-0.8% -$270K
CNP icon
424
CenterPoint Energy
CNP
$26.6B
$29.9M 0.03%
779,816
-7,011
-0.9% -$273K
TRU icon
425
TransUnion
TRU
$15.2B
$29.8M 0.03%
347,699
+3,132
+0.9% +$257K
15 16
17
18 19

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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.