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RHUMBLINE ADVISERS

Position in ACLX — Arcellx, Inc.

CIK 1115418 BOSTON, MA

Position in ACLX

as of Mar 31, 2026 · filed May 12, 2026
Position Value
$5,191,127
+$2,299,377 QoQ
Shares Held
45,211
+1.9% QoQ
Ownership
0.077%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2022
16 quarters on record
Voting authority Sole 22% Shared 0% None 78%

Common Shares in ACLX Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

RHUMBLINE ADVISERS holds $1,237,848,251 across 287 Biotechnology names. ACLX ranks #43 (0.4% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ACLX

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16 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $5,191,127 45,211
2025-12-31 $2,891,750 44,352
2025-09-30 $4,304,338 52,428
2025-06-30 $3,630,969 55,140
2025-03-31 $4,182,065 63,751
2024-12-31 $4,593,961 59,903
2024-09-30 $4,908,550 58,778
2024-06-30 $3,342,858 60,570
2024-03-31 $3,686,289 53,002
2023-12-31 $2,854,642 51,435
2023-09-30 $1,842,509 51,352
2023-06-30 $1,594,564 50,429
2023-03-31 $1,433,096 46,514
2022-12-31 $1,331,799 42,989
2022-09-30 $711,814 37,923
2022-06-30 $263,931 14,598