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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
SB icon
2626
Safe Bulkers
SB
$760M
$15.2K ﹤0.01%
3,162
-1,206
-28% -$5.72K
AVNW icon
2627
Aviat Networks
AVNW
$282M
$15.2K ﹤0.01%
712
-10
-1% -$223
JOUT icon
2628
Johnson Outdoors
JOUT
$499M
$15.2K ﹤0.01%
358
+13
+4% +$538
RPAY icon
2629
Repay Holdings
RPAY
$311M
$15.1K ﹤0.01%
4,148
-700
-14% -$2.81K
ATEX icon
2630
Anterix
ATEX
$1.74B
$15.1K ﹤0.01%
693
-117
-14% -$2.43K
FTK icon
2631
Flotek Industries
FTK
$1.35B
$15.1K ﹤0.01%
877
-13
-1% -$206
GCO icon
2632
Genesco
GCO
$391M
$15.1K ﹤0.01%
610
-24
-4% -$688
ISTR icon
2633
Investar Holding Corp
ISTR
$424M
$15.1K ﹤0.01%
564
-107
-16% -$2.63K
MEC icon
2634
Mayville Engineering Co
MEC
$596M
$15.1K ﹤0.01%
805
-118
-13% -$1.92K
ZIP icon
2635
ZipRecruiter
ZIP
$405M
$15K ﹤0.01%
3,858
-1,347
-26% -$6.06K
BELFA icon
2636
Bel Fuse Inc Class A
BELFA
$3.43B
$15K ﹤0.01%
99
-28
-22% -$3.76K
MITT
2637
TPG Mortgage Investment Trust
MITT
$213M
$15K ﹤0.01%
1,760
-327
-16% -$2.56K
STLN
2638
Starling Oncology, Inc. Common Stock
STLN
$644M
$15K ﹤0.01%
4,202
+517
+14% +$1.92K
NWFL icon
2639
Norwood Financial Corp
NWFL
$376M
$14.9K ﹤0.01%
530
-12
-2% -$327
HNST icon
2640
The Honest Company
HNST
$544M
$14.8K ﹤0.01%
5,747
-98
-2% -$300
AURA icon
2641
Aura Biosciences
AURA
$802M
$14.7K ﹤0.01%
2,704
+369
+16% +$2.19K
VEL icon
2642
Velocity Financial
VEL
$711M
$14.7K ﹤0.01%
706
+53
+8% +$995
ASUR icon
2643
Asure Software
ASUR
$241M
$14.6K ﹤0.01%
1,553
+16
+1% +$134
PCB icon
2644
PCB Bancorp
PCB
$395M
$14.5K ﹤0.01%
670
-121
-15% -$2.61K
JRVR icon
2645
James River Group Holdings
JRVR
$199M
$14.4K ﹤0.01%
2,271
-37
-2% -$213
INSE icon
2646
Inspired Entertainment
INSE
$163M
$14.4K ﹤0.01%
1,540
-25
-2% -$211
WBTN
2647
WEBTOON Entertainment Inc
WBTN
$1.17B
$14.4K ﹤0.01%
1,105
-23
-2% -$353
PAL
2648
Proficient Auto Logistics
PAL
$150M
$14.4K ﹤0.01%
1,492
+17
+1% +$133
CHMG icon
2649
Chemung Financial Corp
CHMG
$401M
$14.3K ﹤0.01%
256
+18
+8% +$954
USAU icon
2650
US Gold Corp
USAU
$252M
$14.2K ﹤0.01%
732
+44
+6% +$752
104 105
106
107 108

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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.