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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
ADSK icon
176
Autodesk
ADSK
$53.1B
$94.3M 0.09%
318,697
-5,500
-2% -$1.66M
BDX icon
177
Becton Dickinson
BDX
$49.4B
$94.3M 0.09%
485,685
-10,876
-2% -$2.07M
WDC icon
178
Western Digital
WDC
$151B
$93.8M 0.09%
544,524
+29,881
+6% +$4.53M
PCAR icon
179
PACCAR
PCAR
$69.8B
$93.2M 0.09%
850,820
+39,933
+5% +$4.09M
NET icon
180
Cloudflare
NET
$109B
$93.1M 0.09%
472,403
-7,856
-2% -$1.66M
NSC icon
181
Norfolk Southern
NSC
$75.2B
$92.7M 0.09%
321,242
-14,463
-4% -$4.18M
VRT icon
182
Vertiv
VRT
$108B
$92.2M 0.09%
569,071
-16,828
-3% -$2.92M
ZTS icon
183
Zoetis
ZTS
$31.1B
$91M 0.09%
723,520
-3,887
-0.5% -$507K
LHX icon
184
L3Harris
LHX
$53.3B
$90.2M 0.09%
307,390
+2,342
+0.8% +$677K
AFL icon
185
Aflac
AFL
$60.7B
$88.8M 0.09%
805,095
-16,934
-2% -$1.87M
UPS icon
186
United Parcel Service
UPS
$88.8B
$87.3M 0.09%
879,980
-3,112
-0.4% -$291K
ROST icon
187
Ross Stores
ROST
$80.8B
$87.3M 0.09%
484,534
-9,104
-2% -$1.52M
O icon
188
Realty Income
O
$58.6B
$86.9M 0.09%
1,541,845
+6,820
+0.4% +$395K
AZO icon
189
AutoZone
AZO
$49.7B
$86.8M 0.09%
25,582
-872
-3% -$3.29M
HLT icon
190
Hilton Worldwide
HLT
$70.8B
$86.3M 0.09%
300,353
-11,698
-4% -$3.19M
CVNA icon
191
Carvana
CVNA
$79.2B
$86M 0.09%
1,019,470
+55,920
+6% +$4.16M
MAR icon
192
Marriott International
MAR
$91.1B
$85.1M 0.09%
274,438
-5,652
-2% -$1.61M
IDXX icon
193
Idexx Laboratories
IDXX
$46.2B
$84.8M 0.08%
125,402
-1,258
-1% -$857K
STX icon
194
Seagate
STX
$186B
$84.7M 0.08%
307,386
-8,669
-3% -$2.25M
AIG icon
195
American International
AIG
$40.4B
$84.5M 0.08%
987,656
-80,117
-8% -$6.41M
URI icon
196
United Rentals
URI
$71.2B
$83.4M 0.08%
103,083
-3,878
-4% -$3.37M
ALL icon
197
Allstate
ALL
$66.3B
$83.2M 0.08%
399,896
-7,028
-2% -$1.44M
PYPL icon
198
PayPal
PYPL
$50.5B
$81.8M 0.08%
1,401,947
-53,915
-4% -$3.5M
AME icon
199
Ametek
AME
$58.8B
$81.7M 0.08%
397,895
-2,396
-0.6% -$466K
ROP icon
200
Roper Technologies
ROP
$39.5B
$80.6M 0.08%
181,013
-3,563
-2% -$1.65M
6 7
8
9 10

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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.