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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
PMT
1801
PennyMac Mortgage Investment
PMT
$829M
$993K ﹤0.01%
79,163
-10,330
-12% -$129K
CCOI icon
1802
Cogent Communications
CCOI
$546M
$993K ﹤0.01%
46,077
+197
+0.4% +$5.82K
PRKS icon
1803
United Parks & Resorts
PRKS
$2.05B
$992K ﹤0.01%
27,328
+1,753
+7% +$72.8K
EZPW icon
1804
Ezcorp Inc
EZPW
$1.8B
$991K ﹤0.01%
51,017
+6,463
+15% +$122K
GCT icon
1805
GigaCloud Technology
GCT
$1.87B
$990K ﹤0.01%
25,192
-193
-0.8% -$6.38K
KW
1806
DELISTED
Kennedy-Wilson Holdings
KW
$988K ﹤0.01%
102,203
-87
-0.1% -$780
CLVT icon
1807
Clarivate
CLVT
$1.23B
$985K ﹤0.01%
294,984
+16,820
+6% +$59.8K
GRC icon
1808
Gorman-Rupp
GRC
$2.12B
$985K ﹤0.01%
20,627
+1,242
+6% +$57.8K
UAA icon
1809
Under Armour
UAA
$2.31B
$984K ﹤0.01%
198,024
+23,593
+14% +$109K
EIG icon
1810
Employers Holdings
EIG
$873M
$983K ﹤0.01%
22,782
-126
-0.6% -$5.14K
SCL icon
1811
Stepan Co
SCL
$1.48B
$981K ﹤0.01%
20,711
-18
-0.1% -$824
OCFC icon
1812
OceanFirst Financial
OCFC
$1.91B
$967K ﹤0.01%
53,865
-99
-0.2% -$1.85K
NNE
1813
Nano Nuclear Energy
NNE
$1.06B
$966K ﹤0.01%
40,237
+11,604
+41% +$444K
COUR icon
1814
Coursera
COUR
$1.52B
$965K ﹤0.01%
131,058
+149
+0.1% +$1.3K
NPKI
1815
NPK International
NPKI
$1.21B
$963K ﹤0.01%
80,829
+4,980
+7% +$60.8K
FIGS icon
1816
FIGS
FIGS
$2.43B
$960K ﹤0.01%
84,543
-77
-0.1% -$721
RLJ icon
1817
RLJ Lodging Trust
RLJ
$1.68B
$960K ﹤0.01%
128,897
-13,970
-10% -$102K
KRP icon
1818
Kimbell Royalty Partners
KRP
$1.52B
$959K ﹤0.01%
81,545
+6,295
+8% +$80.6K
CMPR icon
1819
Cimpress
CMPR
$2.33B
$959K ﹤0.01%
14,401
-682
-5% -$46.3K
AMPH icon
1820
Amphastar Pharmaceuticals
AMPH
$887M
$959K ﹤0.01%
35,798
-81
-0.2% -$2.09K
AMLX icon
1821
Amylyx Pharmaceuticals
AMLX
$2.41B
$955K ﹤0.01%
79,090
+74,759
+1,726% +$1.02M
PENG
1822
Penguin Solutions Inc
PENG
$3.15B
$955K ﹤0.01%
48,817
-124
-0.3% -$2.66K
PNTG icon
1823
Pennant Group
PNTG
$1.36B
$952K ﹤0.01%
33,812
+2,559
+8% +$68.1K
JAMF
1824
DELISTED
Jamf
JAMF
$947K ﹤0.01%
72,758
+603
+0.8% +$7.32K
CLOV icon
1825
Clover Health Investments
CLOV
$2.43B
$941K ﹤0.01%
400,548
+23,889
+6% +$65.3K
71 72
73
74 75

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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.