California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Axcelis ACLS Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio ACLS Stock Details ACLS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$6.72M Sell
35,447
-973
-3% -$144K 0.01% 923
2026
Q1 		$3.39M Buy
36,420
+6,390
+21% +$566K ﹤0.01% 1243
2025
Q4 		$2.41M Sell
30,030
-101
-0.3% -$8.46K ﹤0.01% 1316
2025
Q3 		$2.94M Buy
30,131
+1
+0% +$81 ﹤0.01% 1196
2025
Q2 		$2.1M Buy
30,130
+358
+1% +$20.4K ﹤0.01% 1341
2025
Q1 		$1.48M Sell
29,772
-735
-2% -$46.5K ﹤0.01% 1495
2024
Q4 		$2.13M Sell
30,507
-269
-0.9% -$22.3K ﹤0.01% 1372
2024
Q3 		$3.23M Sell
30,776
-1,056
-3% -$124K ﹤0.01% 1128
2024
Q2 		$4.53M Sell
31,832
-1,102
-3% -$127K 0.01% 939
2024
Q1 		$3.67M Sell
32,934
-1,672
-5% -$199K ﹤0.01% 1058
2023
Q4 		$4.49M Sell
34,606
-1,518
-4% -$209K 0.01% 979
2023
Q3 		$5.89M Sell
36,124
-3,522
-9% -$619K 0.01% 803
2023
Q2 		$7.27M Sell
39,646
-1,370
-3% -$197K 0.01% 769
2023
Q1 		$5.47M Sell
41,016
-773
-2% -$90.8K 0.01% 898
2022
Q4 		$3.32M Buy
41,789
+470
+1% +$33.1K 0.01% 1185
2022
Q3 		$2.5M Sell
41,319
-1,035
-2% -$66.9K ﹤0.01% 1304
2022
Q2 		$2.32M Sell
42,354
-226
-0.5% -$13.1K ﹤0.01% 1399
2022
Q1 		$3.22M Sell
42,580
-4,032
-9% -$275K ﹤0.01% 1326
2021
Q4 		$3.48M Buy
46,612
+914
+2% +$54.2K ﹤0.01% 1391
2021
Q3 		$2.15M Sell
45,698
-178
-0.4% -$7.74K ﹤0.01% 1684
2021
Q2 		$1.85M Sell
45,876
-4,320
-9% -$179K ﹤0.01% 1820
2021
Q1 		$2.06M Sell
50,196
-191
-0.4% -$7.12K ﹤0.01% 1724
2020
Q4 		$1.47M Buy
50,387
+607
+1% +$15.7K ﹤0.01% 1803
2020
Q3 		$1.09M Hold
49,780
– – ﹤0.01% 1810
2020
Q2 		$1.39M Buy
49,780
+1,062
+2% +$25.9K ﹤0.01% 1682
2020
Q1 		$892K Sell
48,718
-139
-0.3% -$3.23K ﹤0.01% 1742
2019
Q4 		$1.18M Sell
48,857
-1,743
-3% -$36.7K ﹤0.01% 1866
2019
Q3 		$865K Hold
50,600
– – ﹤0.01% 2014
2019
Q2 		$762K Buy
50,600
+432
+0.9% +$7.72K ﹤0.01% 2128
2019
Q1 		$1.01M Hold
50,168
– – ﹤0.01% 1937
2018
Q4 		$893K Buy
50,168
+1,117
+2% +$19.9K ﹤0.01% 1973
2018
Q3 		$964K Sell
49,051
-3
-0% -$62 ﹤0.01% 2084
2018
Q2 		$971K Buy
49,054
+2,381
+5% +$52.3K ﹤0.01% 2080
2018
Q1 		$1.15M Sell
46,673
-680
-1% -$17.9K ﹤0.01% 1892
2017
Q4 		$1.36M Sell
47,353
-1,039
-2% -$32.7K ﹤0.01% 1811
2017
Q3 		$1.32M Sell
48,392
-4,825
-9% -$107K ﹤0.01% 1840
2017
Q2 		$1.11M Sell
53,217
-4,200
-7% -$88.7K ﹤0.01% 1986
2017
Q1 		$1.08M Sell
57,417
-2,600
-4% -$40.9K ﹤0.01% 2032
2016
Q4 		$873K Sell
60,017
-1,600
-3% -$21.8K ﹤0.01% 2192
2016
Q3 		$818K Buy
61,617
+500
+0.8% +$5.8K ﹤0.01% 2202
2016
Q2 		$658K Buy
61,117
+999
+2% +$10.7K ﹤0.01% 2288
2016
Q1 		$673K Buy
60,118
+7,520
+14% +$76.9K ﹤0.01% 2249
2015
Q4 		$545K Buy
52,598
+936
+2% +$9.94K ﹤0.01% 2373
2015
Q3 		$552K Sell
51,662
-175
-0.3% -$2.13K ﹤0.01% 2360
2015
Q2 		$614K Buy
51,837
+1,295
+3% +$15K ﹤0.01% 2430
2015
Q1 		$481K Sell
50,542
-750
-1% -$7.75K ﹤0.01% 2474
2014
Q4 		$525K Buy
51,292
+219
+0.4% +$1.9K ﹤0.01% 2457
2014
Q3 		$407K Buy
51,073
+316
+0.6% +$2.37K ﹤0.01% 2563
2014
Q2 		$406K Buy
50,757
+1,750
+4% +$13.1K ﹤0.01% 2626
2014
Q1 		$421K Hold
49,007
– – ﹤0.01% 2525
2013
Q4 		$478K Buy
49,007
+250
+0.5% +$2.27K ﹤0.01% 2438
2013
Q3 		$412K Buy
48,757
+1,572
+3% +$12.7K ﹤0.01% 2485
2013
Q2 		$344K Buy
+47,185
New +$274K ﹤0.01% 2531

Other funds holding ACLS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $99.8B AUM 45.22% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

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

California State Teachers Retirement System (CalSTRS) reduced its Axcelis (ACLS) stake by 2.7% in Q2 2026, selling an estimated $144K and leaving 35,447 shares worth $6.72M. The position accounts for 0.01% of the portfolio, ranked #923.

California State Teachers Retirement System (CalSTRS) first reported a position in ACLS in Q2 2013 and has held it in 53 quarters since. The position peaked at $7.27M in Q2 2023. 441 funds tracked by Wall St. Rank hold ACLS as of Q2 2026.

  • California State Teachers Retirement System (CalSTRS) held 35,447 shares of Axcelis worth $6.72M as of Q2 2026.
  • California State Teachers Retirement System (CalSTRS) sold 973 Axcelis shares in Q2 2026, an estimated $144K.
  • Axcelis made up 0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q2 2026, its #923 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Axcelis in Q2 2013 and has held it in 53 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Axcelis position peaked at $7.27M in Q2 2023.
  • 441 funds tracked by Wall St. Rank held Axcelis as of Q2 2026.

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