MRKR · NASDAQ · Biotechnology

Marker Therapeutics (MRKR)

Develops non-genetically modified multi-antigen T-cell therapies for lymphoma, pancreatic cancer, AML, and MDS.

$1.23
vs last close+0.02 (+2.08%)

13F · 13D/G · Form 4

Institutions23.81%3.97M shares
35 holders · as of Jun 30, 2026
Insiders1.95%325.4K shares
1 holder · as of Dec 26, 2024
Other74.24%12.38M shares
remainder

16.67M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

13F · 13D/G · Form 4

HolderStakeSharesDate
Nea Management Company, LLCInstitution
9.75%1.63Mas of Jun 30, 2026
Alyeska Investment Group, L.P.Institution
7.68%1.28Mfiled Nov 14, 2025
Blue Owl Capital Holdings LPInstitution
3.32%554,250as of Jun 30, 2026
Vanguard Capital Management LLCInstitution
2.56%426,169as of Jun 30, 2026
Aisling Capital Management LPInstitution
1.95%325,370as of Jun 30, 2026
Steve ElmsInsiderdirector
1.95%325,370filed Dec 26, 2024
Renaissance Technologies LLCInstitution
1.50%249,423as of Jun 30, 2026
Geode Capital Management, LLCInstitution
0.84%139,816as of Jun 30, 2026
Advisor Group Holdings, Inc.Institution
0.68%112,649as of Jun 30, 2026
Vanguard Fiduciary Trust CoInstitution
0.52%87,269as of Jun 30, 2026
LPL Financial LLCInstitution
0.50%83,147as of Jun 30, 2026
Concurrent Investment Advisors, LLCInstitution
0.41%67,963as of Jun 30, 2026
Two Sigma Investments, LPInstitution
0.36%60,201as of Jun 30, 2026
XTX Topco LtdInstitution
0.27%45,357as of Jun 30, 2026
Northern Trust CorpInstitution
0.21%34,629as of Jun 30, 2026
Citadel Advisors LLCInstitution
0.20%32,517as of Jun 30, 2026
State Street CorpInstitution
0.13%20,948as of Jun 30, 2026
Invst, LLCInstitution
0.11%18,000as of Jun 30, 2026
Creative PlanningInstitution
0.10%17,312as of Jun 30, 2026
Jane Street Group, LLCInstitution
0.10%16,832as of Jun 30, 2026
Ashton Thomas Private Wealth, LLCInstitution
0.10%16,400as of Jun 30, 2026
Virtu Financial LLCInstitution
0.07%11,574as of Jun 30, 2026
Fifth Third BancorpInstitution
0.06%10,000as of Jun 30, 2026
UBS Group AGInstitution
0.05%8,150as of Jun 30, 2026
Vanguard Global Advisers, LLCInstitution
0.02%2,512as of Jun 30, 2026

13F, as of Jun 30, 2026

35 holders · 3.97M shares · 4 new positions · 10 increased · 7 reduced · 5 closed

HolderShares% outstandingChg q/qFiled
Nea Management Company, LLC1.63M9.75%0Aug 14, 2026
Blue Owl Capital Holdings LP554.3K3.32%0Aug 11, 2026
Vanguard Capital Management LLC426.2K2.56%+36.9KAug 13, 2026
Aisling Capital Management LP325.4K1.95%0Aug 13, 2026
Renaissance Technologies LLC249.4K1.50%+74.1KAug 13, 2026
Geode Capital Management, LLC139.8K0.84%−21.1KAug 12, 2026
Advisor Group Holdings, Inc.112.6K0.68%+19.5KAug 14, 2026
Vanguard Fiduciary Trust Co87.3K0.52%0Aug 13, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Blue Owl Capital Holdings LP9.99%1.13M13GMay 15, 2025
New Enterprise Associates 16, L.P.incl. Forest Baskett, Carmen Chang +7 more9.90%1.67M13DNov 17, 2025
Alyeska Investment Group, L.P.9.90%1.28M13GNov 14, 2025

Form 4

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