MDXH
MDXH (MDXH)
NASDAQ
$0.63+$0.02 (+3.58%)
Price as of Jun 03, 2026 7:53 PM EDT
  • $37.6M
    Market Cap
  • -70.65%
    1-Year Change
  • Diagnostics & Research
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
ORBIMED ADVISORS LLC
242.01%
124.3M
+124.3M (+100.00%)
Mar 31, 2026
BLEICHROEDER LP
14.36%
7.4M
0 (0.00%)
Mar 31, 2026
AWM INVESTMENT COMPANY, INC.
10.17%
5.2M
0 (0.00%)
Mar 31, 2026
MVM PARTNERS, LLC
9.15%
4.7M
0 (0.00%)
Mar 31, 2026
PERKINS CAPITAL MANAGEMENT INC
2.87%
1.5M
+97,500 (+6.60%)
Mar 31, 2026
SAMJO MANAGEMENT, LLC
2.82%
1.4M
+53,500 (+3.69%)
Mar 31, 2026
MINK BROOK ASSET MANAGEMENT LLC
2.34%
1.2M
+940,034 (+78.11%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions267.2M (87.82%)
  • Insiders35.8M (11.78%)
  • Mutual Funds1.2M (0.40%)
  • Other0 (0.00%)

Insider Transactions

  • 11.78% (35.8M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    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
OConnell Brendan
VP, Finance and Accounting
Award
Jun 01, 2026
$0.00
35,000
$0.00
35,000
McGarrity Michael
Chief Executive Officer
Award
Jun 01, 2026
$0.00
329,800
$0.00
329,800
Siegel Sanford Jay
Award
Jun 01, 2026
$0.00
10,000
$0.00
10,000
Bellano John
Chief Commercial Officer
Award
Jun 01, 2026
$0.00
116,000
$0.00
116,000
Holder Michael
Award
Jun 01, 2026
$0.00
10,000
$0.00
10,000
McGarrity Michael
Chief Executive Officer
Award
Jun 01, 2026
$0.00
612,400
$0.00
612,400
HARDISON DON M
Award
Jun 01, 2026
$0.00
10,000
$0.00
10,000
Bellano John
Chief Commercial Officer
Award
Jun 01, 2026
$0.00
217,000
$0.00
217,000
OConnell Brendan
VP, Finance and Accounting
Award
Jun 01, 2026
$0.00
65,000
$0.00
65,000
Hoffman Koen
Award
Jun 01, 2026
$0.00
10,000
$0.00
10,000
Sollee Joseph
See Remarks
Award
Jun 01, 2026
$0.00
83,000
$0.00
83,000
Windels Hilde
Award
Jun 01, 2026
$0.00
10,000
$0.00
10,000
Sollee Joseph
See Remarks
Award
Jun 01, 2026
$0.00
154,100
$0.00
154,100