Citadel Advisors’s Arcellx ACLX Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | – | Sell |
-21,806
| Closed | -$2.5M | – | 13590 |
|
|
2026
Q1 | $2.5M | Sell |
21,806
-1,478,417
| -99% | -$130M | ﹤0.01% | 5621 |
|
|
2025
Q4 | $97.8M | Buy |
1,500,223
+478,770
| +47% | +$38.2M | 0.01% | 882 |
|
|
2025
Q3 | $83.9M | Buy |
1,021,453
+823,090
| +415% | +$59.3M | 0.01% | 972 |
|
|
2025
Q2 | $13.1M | Sell |
198,363
-527,764
| -73% | -$32.9M | ﹤0.01% | 2680 |
|
|
2025
Q1 | $47.6M | Buy |
726,127
+700,901
| +2,778% | +$47.5M | 0.01% | 1191 |
|
|
2024
Q4 | $1.93M | Buy |
25,226
+8,139
| +48% | +$703K | ﹤0.01% | 5704 |
|
|
2024
Q3 | $1.43M | Buy |
+17,087
| New | +$1.14M | ﹤0.01% | 6162 |
|
|
2024
Q2 | – | Sell |
-77,730
| Closed | -$4.23M | – | 14137 |
|
|
2024
Q1 | $5.41M | Buy |
77,730
+54,534
| +235% | +$3.46M | ﹤0.01% | 3832 |
|
|
2023
Q4 | $1.29M | Sell |
23,196
-21,500
| -48% | -$970K | ﹤0.01% | 6179 |
|
|
2023
Q3 | $1.6M | Sell |
44,696
-316,379
| -88% | -$10.9M | ﹤0.01% | 5629 |
|
|
2023
Q2 | $11.4M | Sell |
361,075
-1,153,821
| -76% | -$44.1M | ﹤0.01% | 2506 |
|
|
2023
Q1 | $46.7M | Sell |
1,514,896
-180,910
| -11% | -$5.49M | 0.01% | 1133 |
|
|
2022
Q4 | $52.5M | Sell |
1,695,806
-50,164
| -3% | -$1.15M | 0.01% | 1093 |
|
|
2022
Q3 | $32.8M | Sell |
1,745,970
-23,430
| -1% | -$448K | 0.01% | 1396 |
|
|
2022
Q2 | $31.3M | Buy |
1,769,400
+450,374
| +34% | +$5.81M | 0.01% | 1435 |
|
|
2022
Q1 | $18M | Buy |
+1,319,026
| New | +$22.1M | ﹤0.01% | 2098 |
|
Other funds holding ACLX
Citadel Advisors's ACLX Position: Q2 2026 in Review
Citadel Advisors sold out of Arcellx (ACLX) in Q2 2026, closing a stake of 21,806 shares — an estimated $2.5M sold.
Citadel Advisors first reported a position in ACLX in Q1 2022 and held it in 16 quarters. The position peaked at $97.8M in Q4 2025. 2 funds tracked by Wall St. Rank hold ACLX as of Q2 2026.
- Citadel Advisors reported no remaining Arcellx position as of Q2 2026 after selling out during the quarter.
- Citadel Advisors sold 21,806 Arcellx shares in Q2 2026, an estimated $2.5M.
- Citadel Advisors first reported a position in Arcellx in Q1 2022 and held it in 16 quarters.
- Citadel Advisors's Arcellx position peaked at $97.8M in Q4 2025.
- 2 funds tracked by Wall St. Rank held Arcellx as of Q2 2026.
Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.