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Marker Therapeutics Inc (MRKR)

Institutional ownership, SEC filings and insider activity

Sector: Healthcare & Pharma · SEC CIK 0001094038 · EDGAR filings · Updated 2026-05-15

Marker Therapeutics Inc (MRKR) has reported institutional ownership of 23.4%, with 36 institutional managers holding positions valued at $5.07M per the latest 13F reporting period. SEC filings include an active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01), substantial-doubt (going concern) disclosure per the filings.

Latest updates

• 2026-05-15 — Quarterly report (10-Q) filed
• 2026-05-04 — Current report (8-K) filed
• 2026-03-20 — DEFA14A filed
• 2026-03-20 — ARS filed
• 2026-03-20 — Proxy statement (DEF 14A) filed
• 2026-03-19 — Current report (8-K) filed

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, Marker Therapeutics Inc has 36 institutional holders and institutional ownership of 23.4%.

Insider activity

Insiders reported 0 transactions (0 buys, 0 sells) across 0 reporting insiders, with a net reported value of $0.

Data flags from SEC filings

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