ARCELLX INC (ACLX) Institutional Ownership and Insiders Activity

ARCELLX INC (ACLX) is widely held by institutional investors, with 12 firms reporting positions valued at approximately $94.12M based on SEC Form 13F filings for the quarter ended June 30, 2026.

O'Connor Alternative Investments Llc is the largest disclosed holder, reporting approximately $51.73M in ACLX holdings in its latest filing.

Institutional ownership remains highly concentrated, with O'Connor Alternative Investments Llc representing the majority of disclosed value.