SUTRO BIOPHARMA INC (STRO) Institutional Ownership and Insiders Activity

SUTRO BIOPHARMA INC (STRO) is widely held by institutional investors, with 2 firms reporting positions valued at approximately $3,220 based on SEC Form 13F filings for the quarter ended June 30, 2026.

Bogart Wealth, Llc is the largest disclosed holder, reporting approximately $1,660 in STRO holdings in its latest filing.

Institutional ownership remains highly concentrated, with Bogart Wealth, Llc representing the majority of disclosed value.