California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Alphatec Holdings ATEC Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio ATEC Stock Details ATEC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.25M Sell
143,972
-3,678
-2% -$33.5K ﹤0.01% 1836
2026
Q1 		$1.61M Buy
147,650
+37,557
+34% +$547K ﹤0.01% 1643
2025
Q4 		$2.32M Sell
110,093
-403
-0.4% -$7.46K ﹤0.01% 1334
2025
Q3 		$1.61M Buy
110,496
+12,055
+12% +$168K ﹤0.01% 1532
2025
Q2 		$1.09M Hold
98,441
– – ﹤0.01% 1681
2025
Q1 		$998K Hold
98,441
– – ﹤0.01% 1703
2024
Q4 		$904K Sell
98,441
-586
-0.6% -$4.68K ﹤0.01% 1829
2024
Q3 		$551K Buy
99,027
+4,364
+5% +$33.5K ﹤0.01% 2079
2024
Q2 		$989K Sell
94,663
-426
-0.4% -$4.96K ﹤0.01% 1762
2024
Q1 		$1.31M Sell
95,089
-4,064
-4% -$60.3K ﹤0.01% 1657
2023
Q4 		$1.5M Buy
99,153
+13,405
+16% +$160K ﹤0.01% 1611
2023
Q3 		$1.11M Buy
85,748
+1,450
+2% +$22.7K ﹤0.01% 1729
2023
Q2 		$1.52M Sell
84,298
-7,256
-8% -$113K ﹤0.01% 1659
2023
Q1 		$1.43M Sell
91,554
-1,040
-1% -$14.7K ﹤0.01% 1684
2022
Q4 		$1.14M Buy
92,594
+2,691
+3% +$27.1K ﹤0.01% 1820
2022
Q3 		$786K Sell
89,903
-329
-0.4% -$2.6K ﹤0.01% 2058
2022
Q2 		$590K Buy
90,232
+4,286
+5% +$39.5K ﹤0.01% 2298
2022
Q1 		$988K Sell
85,946
-7,310
-8% -$79K ﹤0.01% 2041
2021
Q4 		$1.07M Buy
93,256
+3,420
+4% +$40.4K ﹤0.01% 2124
2021
Q3 		$1.09M Sell
89,836
-5,006
-5% -$69.8K ﹤0.01% 2098
2021
Q2 		$1.45M Buy
94,842
+11,809
+14% +$182K ﹤0.01% 1968
2021
Q1 		$1.31M Sell
83,033
-251
-0.3% -$3.95K ﹤0.01% 1978
2020
Q4 		$1.21M Buy
83,284
+15,647
+23% +$165K ﹤0.01% 1923
2020
Q3 		$449K Buy
67,637
+3,274
+5% +$18.5K ﹤0.01% 2328
2020
Q2 		$303K Buy
64,363
+4,181
+7% +$18.5K ﹤0.01% 2491
2020
Q1 		$208K Buy
60,182
+696
+1% +$4K ﹤0.01% 2537
2019
Q4 		$422K Hold
59,486
– – ﹤0.01% 2440
2019
Q3 		$299K Buy
59,486
+13,531
+29% +$70.3K ﹤0.01% 2596
2019
Q2 		$209K Buy
+45,955
New +$171K ﹤0.01% 2830
2014
Q2 		– Sell
-9,300
Closed -$167K – 3011
2014
Q1 		$167K Hold
9,300
– – ﹤0.01% 2939
2013
Q4 		$224K Hold
9,300
– – ﹤0.01% 2849
2013
Q3 		$220K Buy
9,300
+298
+3% +$7.55K ﹤0.01% 2842
2013
Q2 		$221K Buy
+9,002
New +$209K ﹤0.01% 2797

Other funds holding ATEC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $2.7B AUM 88.53% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $99.8B AUM 45.22% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return
Nuveen
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s ATEC Position: Q2 2026 in Review

California State Teachers Retirement System (CalSTRS) reduced its Alphatec Holdings (ATEC) stake by 2.5% in Q2 2026, selling an estimated $33.5K and leaving 143,972 shares worth $1.25M. The position accounts for ﹤0.01% of the portfolio, ranked #1836.

California State Teachers Retirement System (CalSTRS) first reported a position in ATEC in Q2 2013 and has held it in 33 quarters since. The position peaked at $2.32M in Q4 2025. 267 funds tracked by Wall St. Rank hold ATEC as of Q2 2026.

  • California State Teachers Retirement System (CalSTRS) held 143,972 shares of Alphatec Holdings worth $1.25M as of Q2 2026.
  • California State Teachers Retirement System (CalSTRS) sold 3,678 Alphatec Holdings shares in Q2 2026, an estimated $33.5K.
  • Alphatec Holdings made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q2 2026, its #1836 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Alphatec Holdings in Q2 2013 and has held it in 33 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Alphatec Holdings position peaked at $2.32M in Q4 2025.
  • 267 funds tracked by Wall St. Rank held Alphatec Holdings as of Q2 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q2 2026, filed 24 Aug 2026.