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Moleculin Biotech, Inc.

MBRX
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001659617

In the last 90 days, Moleculin Biotech, Inc. insiders filed 3 open-market purchases and 0 sales; 18 institutions reported holding it in 13F filings for Q2 2026, worth $518.5K in total; no superinvestor holds it.

13F holders, Q1 2024

Institutional positions in Moleculin Biotech, Inc. as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
19
−5 vs. Q4 2023
Shares held
258.5K
−87.1K (−25.2%) vs. Q4 2023Converted for a 1-for-15 split
Total value
$1.53M
−$2.91M (−65.6%) vs. Q4 2023
New holders
3
8 more added
Sold out
8
5 more reduced

Compare with Q4 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MBRX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2024: 19 institutions
Q1 2021: 29 institutionsQ2 2021: 32 institutionsQ3 2021: 24 institutionsQ4 2021: 26 institutionsQ1 2022: 23 institutionsQ2 2022: 26 institutionsQ3 2022: 27 institutionsQ4 2022: 25 institutionsQ1 2023: 23 institutionsQ2 2023: 22 institutionsQ3 2023: 22 institutionsQ4 2023: 24 institutionsQ1 2024: 19 institutionsQ2 2024: 16 institutionsQ3 2024: 19 institutionsQ4 2024: 21 institutionsQ1 2025: 23 institutionsQ2 2025: 22 institutionsQ3 2025: 25 institutionsQ4 2025: 17 institutionsQ1 2026: 20 institutionsQ2 2026: 18 institutions
Value heldQ1 2024: $1.53M
Q1 2021: $8.74MQ2 2021: $10.9MQ3 2021: $8.57MQ4 2021: $5.61MQ1 2022: $5.26MQ2 2022: $4.32MQ3 2022: $3.16MQ4 2022: $3.17MQ1 2023: $2.91MQ2 2023: $1.33MQ3 2023: $925.1KQ4 2023: $4.44MQ1 2024: $1.53MQ2 2024: $1.10MQ3 2024: $1.31MQ4 2024: $790.0KQ1 2025: $1.44MQ2 2025: $117.9KQ3 2025: $412.7KQ4 2025: $315.2KQ1 2026: $347.9KQ2 2026: $518.5K
Institutions holding MBRX and their total value by quarter
QuarterHoldersValue
Q2 202618$518.5K
Q1 202620$347.9K
Q4 202517$315.2K
Q3 202525$412.7K
Q2 202522$117.9K
Q1 202523$1.44M
Q4 202421$790.0K
Q3 202419$1.31M
Q2 202416$1.10M
Q1 202419$1.53M
Q4 202324$4.44M
Q3 202322$925.1K
Q2 202322$1.33M
Q1 202323$2.91M
Q4 202225$3.17M
Q3 202227$3.16M
Q2 202226$4.32M
Q1 202223$5.26M
Q4 202126$5.61M
Q3 202124$8.57M
Q2 202132$10.9M
Q1 202129$8.74M

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding Moleculin Biotech, Inc.; share changes are against Q4 2023.

Institutions holding MBRX in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Armistice Capital, LLC148,495$877.6K0.02%−65,333−30.6%ReducedConverted for a 1-for-15 split
Vanguard Group Inc75,300$445.0K0.00%+3,292+4.6%AddedConverted for a 1-for-15 split
Geode Capital Management, LLC16,603$98.2K0.00%+158+1.0%AddedConverted for a 1-for-15 split
BlackRock Inc.12,473$73.7K0.00%−122−1.0%ReducedConverted for a 1-for-15 split
Atticus Wealth Management, LLC3,334$19.7K0.01%00.0%UnchangedConverted for a 1-for-15 split
Newbridge Financial Services Group, Inc.685$4.05K0.00%+685New
Tower Research Capital LLC (TRC)621$3.67K0.00%+141+29.4%AddedConverted for a 1-for-15 split
Morgan Stanley423$2.50K0.00%00.0%UnchangedConverted for a 1-for-15 split
FWL Investment Management, LLC278$1.64K0.00%+278New
Sandy Spring Bank89$5260.00%00.0%UnchangedConverted for a 1-for-15 split
Advisor Group Holdings, Inc.65$3840.00%+0+0.7%AddedConverted for a 1-for-15 split
CVA Family Office, LLC34$2010.00%+1+2.0%AddedConverted for a 1-for-15 split
Wells Fargo & Company19$1120.00%+4+24.5%AddedConverted for a 1-for-15 split
North Star Investment Management Corp.16$950.00%−1−4.0%ReducedConverted for a 1-for-15 split
Bank of America Corp7$410.00%−2−23.9%ReducedConverted for a 1-for-15 split
JPMorgan Chase & Co7$410.00%+4+101.9%AddedConverted for a 1-for-15 split
GWM Advisors LLC1$60.00%+1+650.0%AddedConverted for a 1-for-15 split
Royal Bank of Canada10$00.00%−1,333−99.3%ReducedConverted for a 1-for-15 split
NBC Securities, Inc.14––+14New
Renaissance Technologies LLC0$00.00%−8,640−100.0%Sold outConverted for a 1-for-15 split
State Street Corp0$00.00%−4,760−100.0%Sold outConverted for a 1-for-15 split
Citadel Advisors LLC0$00.00%−4,310−100.0%Sold outConverted for a 1-for-15 split
Northern Trust Corp0$00.00%−3,573−100.0%Sold outConverted for a 1-for-15 split
Schmidt P J Investment Management Inc0$00.00%−1,933−100.0%Sold outConverted for a 1-for-15 split
Jmac Enterprises LLC0$00.00%−875−100.0%Sold outConverted for a 1-for-15 split
Sigma Planning Corp0$00.00%−800−100.0%Sold outConverted for a 1-for-15 split
Hazlett, Burt & Watson, Inc.0$00.00%−4−100.0%Sold outConverted for a 1-for-15 split