Citadel Advisors’s Axcelis ACLS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.53M Sell
16,400
-9,100
-36% -$806K ﹤0.01% 6676
2025
Q4
$2.05M Sell
25,500
-61,100
-71% -$5.12M ﹤0.01% 5854
2025
Q3
$8.46M Sell
86,600
-45,400
-34% -$3.66M ﹤0.01% 3509
2025
Q2
$9.2M Sell
132,000
-68,800
-34% -$3.93M ﹤0.01% 3149
2025
Q1
$9.97M Buy
200,800
+48,600
+32% +$3.07M ﹤0.01% 2856
2024
Q4
$10.6M Sell
152,200
-118,700
-44% -$9.86M ﹤0.01% 2911
2024
Q3
$28.4M Buy
270,900
+211,700
+358% +$24.8M 0.01% 1726
2024
Q2
$8.42M Sell
59,200
-46,400
-44% -$5.35M ﹤0.01% 3002
2024
Q1
$11.8M Buy
105,600
+35,300
+50% +$4.21M ﹤0.01% 2725
2023
Q4
$9.12M Sell
70,300
-3,700
-5% -$510K ﹤0.01% 2976
2023
Q3
$12.1M Buy
74,000
+20,200
+38% +$3.55M ﹤0.01% 2451
2023
Q2
$9.86M Sell
53,800
-48,800
-48% -$7.03M ﹤0.01% 2693
2023
Q1
$13.7M Buy
102,600
+94,200
+1,121% +$11.1M ﹤0.01% 2396
2022
Q4
$667K Sell
8,400
-6,600
-44% -$465K ﹤0.01% 7647
2022
Q3
$908K Sell
15,000
-8,700
-37% -$562K ﹤0.01% 7202
2022
Q2
$1.3M Buy
23,700
+2,300
+11% +$133K ﹤0.01% 6430
2022
Q1
$1.62M Sell
21,400
-31,600
-60% -$2.16M ﹤0.01% 6563
2021
Q4
$3.95M Buy
53,000
+29,900
+129% +$1.77M ﹤0.01% 4777
2021
Q3
$1.09M Buy
23,100
+15,300
+196% +$666K ﹤0.01% 7932
2021
Q2
$315K Sell
7,800
-4,700
-38% -$195K ﹤0.01% 11135
2021
Q1
$514K Sell
12,500
-21,900
-64% -$817K ﹤0.01% 9611
2020
Q4
$1M Buy
34,400
+5,600
+19% +$145K ﹤0.01% 6789
2020
Q3
$634K Sell
28,800
-8,500
-23% -$217K ﹤0.01% 6856
2020
Q2
$1.04M Buy
+37,300
New +$910K ﹤0.01% 5760
2019
Q2
Sell
-12,900
Closed -$260K 9089
2019
Q1
$260K Buy
+12,900
New +$262K ﹤0.01% 7827
2018
Q4
Sell
-14,800
Closed -$291K 9009
2018
Q3
$291K Sell
14,800
-400
-3% -$8.24K ﹤0.01% 7609
2018
Q2
$301K Sell
15,200
-7,400
-33% -$163K ﹤0.01% 7204
2018
Q1
$556K Buy
22,600
+14,100
+166% +$370K ﹤0.01% 5715
2017
Q4
$244K Sell
8,500
-2,500
-23% -$78.7K ﹤0.01% 6785
2017
Q3
$301K Sell
11,000
-500
-4% -$11.1K ﹤0.01% 6067
2017
Q2
$241K Buy
+11,500
New +$243K ﹤0.01% 6264
2016
Q1
Sell
-1,675
Closed -$17K 6645
2015
Q4
$17K Buy
1,675
+1,025
+158% +$10.9K ﹤0.01% 8038
2015
Q3
$7K Buy
650
+150
+30% +$1.83K ﹤0.01% 8563
2015
Q2
$6K Buy
500
+250
+100% +$2.9K ﹤0.01% 8506
2015
Q1
$2K Buy
+250
New +$2.58K ﹤0.01% 8402
2014
Q1
Sell
-1,175
Closed -$11K 7814
2013
Q4
$11K Buy
1,175
+725
+161% +$6.58K ﹤0.01% 6682
2013
Q3
$4K Buy
+450
New +$3.65K ﹤0.01% 6598

Other funds holding ACLS

Citadel Advisors's ACLS Position: Q1 2026 in Review

Citadel Advisors reduced its Axcelis (ACLS) stake by 97% in Q1 2026, selling an estimated $15.2M and leaving 4,505 shares worth $419K. The position accounts for ﹤0.01% of the portfolio, ranked #9730.

Citadel Advisors first reported a position in ACLS in Q2 2013 and has held it in 43 quarters since. The position peaked at $22.9M in Q2 2024. 377 funds tracked by Wall St. Rank hold ACLS as of Q1 2026.

  • Citadel Advisors held 4,505 shares of Axcelis worth $419K as of Q1 2026.
  • Citadel Advisors sold 171,542 Axcelis shares in Q1 2026, an estimated $15.2M.
  • Axcelis made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #9730 holding.
  • Citadel Advisors first reported a position in Axcelis in Q2 2013 and has held it in 43 quarters since.
  • Citadel Advisors's Axcelis position peaked at $22.9M in Q2 2024.
  • 377 funds tracked by Wall St. Rank held Axcelis as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.