VPIM
ACLX

Vanguard Personalized Indexing Management’s Arcellx ACLX Stock Holding History

Vanguard Personalized Indexing Management’s Portfolio ACLX Stock Details ACLX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$670K Buy
5,839
+2,313
+66% +$204K 0.01% 1133
2025
Q4 		$230K Sell
3,526
-279
-7% -$22.3K ﹤0.01% 1664
2025
Q3 		$312K Buy
3,805
+377
+11% +$27.1K ﹤0.01% 1485
2025
Q2 		$226K Buy
3,428
+228
+7% +$14.2K ﹤0.01% 1575
2025
Q1 		$210K Buy
3,200
+391
+14% +$26.5K ﹤0.01% 1505
2024
Q4 		$215K Buy
2,809
+212
+8% +$18.3K ﹤0.01% 1497
2024
Q3 		$217K Buy
+2,597
New +$173K ﹤0.01% 1493

Other funds holding ACLX

GS
Gilead Sciences Foster City, California $2.12B AUM 143.53% 1-Year Est. Return
PBA
Paradigm Biocapital Advisors New York $4.89B AUM 251.12% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
SOCM
SR One Capital Management Wayne, Pennsylvania $915M AUM 209.71% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return

Vanguard Personalized Indexing Management's ACLX Position: Q1 2026 in Review

Vanguard Personalized Indexing Management increased its Arcellx (ACLX) stake by 66% in Q1 2026, buying an estimated $204K and bringing the position to 5,839 shares worth $670K. The position accounts for 0.01% of the portfolio, ranked #1133.

Vanguard Personalized Indexing Management first reported a position in ACLX in Q3 2024 and has held it in 7 quarters since. 239 funds tracked by Wall St. Rank hold ACLX as of Q1 2026.

  • Vanguard Personalized Indexing Management held 5,839 shares of Arcellx worth $670K as of Q1 2026.
  • Vanguard Personalized Indexing Management bought 2,313 Arcellx shares in Q1 2026, an estimated $204K.
  • Arcellx made up 0.01% of Vanguard Personalized Indexing Management's portfolio in Q1 2026, its #1133 holding.
  • Vanguard Personalized Indexing Management first reported a position in Arcellx in Q3 2024 and has held it in 7 quarters since.
  • 239 funds tracked by Wall St. Rank held Arcellx as of Q1 2026.

Based on Vanguard Personalized Indexing Management's 13F filing for Q1 2026, filed 14 May 2026.