QNTM
QUANTUM BIO-SB (QNTM)
NASDAQ
$2.45+$0.18 (+7.89%)
Price as of Oct 23, 2026 4:53 AM EDT
  • $19.4M
    Market Cap
  • -84.28%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
ADVISORSHARES INVESTMENTS LLC
3.17%
203,564
+94,973 (+46.66%)
Jun 30, 2026
JANE STREET GROUP, LLC
0.75%
48,355
+16,854 (+34.85%)
Jun 30, 2026
PLATFORM TECHNOLOGY PARTNERS
0.64%
41,116
0 (0.00%)
Jun 30, 2026
UBS GROUP AG
0.52%
33,405
+26,168 (+78.34%)
Jun 30, 2026
STEWARD PARTNERS INVESTMENT ADVISORY, LLC
0.43%
27,881
+23,500 (+84.29%)
Jun 30, 2026
CITADEL ADVISORS LLC
0.25%
15,863
0 (0.00%)
Jun 30, 2026
MAREX GROUP LTD
0.21%
13,436
-32 (-0.24%)
Jun 30, 2026

Current Ownership Distribution

  • Other5.3M (82.40%)
  • Institutions696,166 (10.83%)
  • Mutual Funds435,315 (6.77%)
  • Insiders0 (0.00%)

Insider Transactions

  • 0.00% (0)
    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)
No data found

No data found