Moleculin Biotech, Inc. - MBRX

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
SABBY MANAGEMENT, LLC History New 75,021 171 0.38% 1 +75,021 New Q1 2026 May 15, 2026
CITADEL ADVISORS LLC History No change 33,085 109 0.0% 0.0% 2 0 0.0% Q4 2025 Feb 17, 2026
VANGUARD GROUP INC History No change 15,544 51 0.0% 0.0% 3 0 0.0% Q4 2025 Jan 29, 2026
GEODE CAPITAL MANAGEMENT, LLC History No change 15,138 50 0.0% 0.0% 4 0 0.0% Q4 2025 Feb 09, 2026
VANGUARD CAPITAL MANAGEMENT LLC History New 13,869 31 0.0% 6 +13,869 New Q1 2026 May 08, 2026
HRT FINANCIAL LP History New 13,739 31 0.0% 5 +13,739 New Q1 2026 May 14, 2026
VANGUARD FIDUCIARY TRUST CO History New 6,072 13 0.0% 7 +6,072 New Q1 2026 May 08, 2026
Rockefeller Capital Management L.P. History Added to 4,421 10 0.0% 8 +4,203 1927.98% Q1 2026 May 14, 2026
UBS Group AG History Reduced 3,409 7 0.0% 0.0% 9 -2,454 -41.86% Q1 2026 May 05, 2026
Tower Research Capital LLC (TRC) History Added to 1,835 4 0.0% 0.0% 10 +442 31.73% Q1 2026 May 15, 2026
BlackRock, Inc. History Reduced 491 1 0.0% 0.0% 11 -4 -0.81% Q1 2026 May 13, 2026
JANE STREET GROUP, LLC History Closed out 0 0 0.0% -22,550 -100.0% Q1 2026 May 12, 2026
Vanguard Global Advisers, LLC History New 24 0 +24 New Q1 2026 May 08, 2026
SBI Securities Co., Ltd. History Added to 43 0 +14 48.28% Q1 2026 Apr 27, 2026
FMR LLC History New 3 0 +3 New Q1 2026 May 15, 2026
Caitong International Asset Management Co., Ltd History New 2 0 +2 New Q1 2026 May 11, 2026
BANK OF AMERICA CORP /DE/ History No change 36 0 0 0.0% Q4 2025 Feb 17, 2026
DANSKE BANK A/S History No change 2 0 0 0.0% Q1 2026 May 12, 2026
MORGAN STANLEY History No change 36 0 0 0.0% Q4 2025 Feb 13, 2026
OSAIC HOLDINGS, INC. History No change 1 0 0 0.0% Q4 2025 Feb 17, 2026
Pinnacle Wealth Planning Services, Inc. History No change 281 0 0 0.0% Q1 2026 May 11, 2026
CVA Family Office, LLC History No change 1 0 0 0.0% Q1 2026 Apr 29, 2026
NFSG Corp History No change 114 0 0 0.0% Q1 2026 May 05, 2026
EFG International AG History No change 434 0 0.0% 0 0.0% Q1 2026 May 15, 2026