MBRX
MOLECULIN BTECH (MBRX)
NASDAQ
$2.43-$0.03 (-1.26%)
Price as of Jun 03, 2026 6:43 PM EDT
  • $14.9M
    Market Cap
  • -88.29%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
SABBY MANAGEMENT, LLC
6.20%
75,021
+75,021 (+100.00%)
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
2.67%
32,329
+17,191 (+53.18%)
Mar 31, 2026
OCCUDO QUANTITATIVE STRATEGIES LP
1.82%
22,013
-1,471 (-6.68%)
Dec 31, 2021
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC
1.64%
19,883
-7,517 (-37.81%)
Dec 31, 2021
TWO SIGMA ADVISERS, LLC
1.52%
18,400
+18,400 (+100.00%)
Dec 31, 2021
N/A
1.15%
13,869
+13,869 (+100.00%)
Mar 31, 2026
HRT FINANCIAL LP
1.14%
13,739
+13,739 (+100.00%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions31.5M (59.70%)
  • Mutual Funds15.2M (28.84%)
  • Insiders6.0M (11.46%)
  • Other0 (0.00%)

Insider Transactions

  • 11.46% (6.0M)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $31,542.13
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
PICKER DONALD H
CSO
Award
Nov 12, 2025
$0.00
200,000
$0.00
295,508
Foster Jonathan P.
EVP & CFO
Award
Nov 12, 2025
$0.00
600,000
$0.00
1.6M
PICKER DONALD H
CSO
Award
Nov 12, 2025
$0.00
200,000
$0.00
495,508
CANNON MICHAEL D
Award
Nov 12, 2025
$0.00
150,000
$0.00
165,336
Climaco John M
Award
Nov 12, 2025
$0.00
150,000
$0.00
165,169
George Robert E.
Award
Nov 12, 2025
$0.00
150,000
$0.00
165,336
KLEMP WALTER V
CEO and President
Award
Nov 12, 2025
$0.00
830,000
$0.00
3.2M
Cermak Elizabeth
Award
Nov 12, 2025
$0.00
150,000
$0.00
164,668
Foster Jonathan P.
EVP & CFO
Award
Nov 12, 2025
$0.00
400,000
$0.00
2.0M
KLEMP WALTER V
CEO and President
Award
Nov 12, 2025
$0.00
750,000
$0.00
4.0M
Foster Jonathan P.
Chief Financial Officer
Exempt
Nov 04, 2025
$0.00
20,625
$0.00
1.0M
KLEMP WALTER V
CEO and President
Exempt
Nov 04, 2025
$0.00
28,750
$0.00
2.4M
PICKER DONALD H
Chief Science Officer
Exempt
Nov 04, 2025
$0.00
8,750
$0.00
95,508
KLEMP WALTER V
CEO and President
Exempt
Nov 04, 2025
$0.00
28,750
$0.00
772,357
Foster Jonathan P.
Chief Financial Officer
Exempt
Nov 04, 2025
$0.00
20,625
$0.00
308,212
KLEMP WALTER V
CEO and President
In Kind
Nov 04, 2025
$3,479.50
7,001
$0.50
765,356
PICKER DONALD H
Chief Science Officer
Exempt
Nov 04, 2025
$0.00
8,750
$0.00
18,902
Foster Jonathan P.
Chief Financial Officer
Exempt
Nov 04, 2025
$2,496.43
5,023
$0.50
303,189
PICKER DONALD H
Chief Science Officer
In Kind
Nov 04, 2025
$1,059.11
2,131
$0.50
16,771
KLEMP WALTER V
CEO and President
Buy
Jun 23, 2025
$0.00
2.0M
$0.00
2.4M
Foster Jonathan P.
Chief Financial Officer
Buy
Jun 23, 2025
$0.00
810,810
$0.00
1.0M
KLEMP WALTER V
CEO and President
Buy
Jun 23, 2025
$249,999.75
675,675
$0.37
743,607
Foster Jonathan P.
Chief Financial Officer
Buy
Jun 23, 2025
$99,999.90
270,270
$0.37
287,587
KLEMP WALTER V
CEO and President
Exempt
Jun 22, 2025
$0.00
8,990
$0.00
382,456
Foster Jonathan P.
Chief Financial Officer
Exempt
Jun 22, 2025
$0.00
4,328
$0.00
18,371
KLEMP WALTER V
CEO and President
Exempt
Jun 22, 2025
$0.00
8,990
$0.00
70,122
Foster Jonathan P.
Chief Financial Officer
In Kind
Jun 22, 2025
$281.42
1,054
$0.27
17,317
KLEMP WALTER V
CEO and President
In Kind
Jun 22, 2025
$584.73
2,190
$0.27
67,932
Foster Jonathan P.
Chief Financial Officer
Exempt
Jun 22, 2025
$0.00
4,328
$0.00
227,510
KLEMP WALTER V
CEO and President
Exempt
Jun 20, 2025
$0.00
3,750
$0.00
62,046