Quantum Biopharma-b Sub Vot
$3.460%
+$627.2K
Net Activity
+63.24% total shares
Institutions Holding
27
Popularity Rank
#7732
Avg Weight
0.00%
Total Value
$1.5M
27 institutions currently hold QNTM, with 13 net buyers and 7 net sellers this quarter.
Institutional Moves (Q2 2026)
Majority Increased
Based on recent trading activity
Net Selling Institutions
7
Net Buying Institutions
13
Top 5 by Value
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Across its top 20 institutional holders, QNTM's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 7/100, avg. turnover score 33/100).
QNTM ranks #7732 out of 37569 tracked stocks by institutional interest, inside the more closely watched half of our coverage.
QNTM is a disclosed holding of Jane Street (Jane Street Group), one of the tracked superinvestors on AlphaSMO — it makes up 0.0% of that fund's own 13F portfolio.
27 institutions disclose a position in QNTM, but none treat it as a major bet — even AdvisorShares Investments LLC, its most concentrated holder, allocates just 0.1% of its own portfolio to it.
AdvisorShares Investments LLC has added to its QNTM position for two straight quarters, increasing it by $374.6K to reach $736.9K today.
Ken Griffin has trimmed its QNTM position for two straight quarters, cutting it by $58.4K while still holding $57.4K.
QNTM reported a net loss of $27.0M in its latest fiscal year.
+$628.1K
Total Buy Value
$60.1K
Total Sell Value
13
Net Buyers
7
Net Sellers
QNTM
Q2 2026
Top 5 Institutional Movers
+$212.4K
+$86.0K
-$59.0K
-$49.8K
QNTM does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
No Form 144 planned sale filings in the last 90 days
No Schedule 13D/13G filings for this ticker
No Form 8-K filings for this ticker
74764Y205
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,261
Total reported value
$2.2T
3240 13F institutions increased their position this quarter
Institutions Holding
6,009
Total reported value
$3.6T
3044 13F institutions increased their position this quarter
Institutions Holding
6,171
Total reported value
$1.8T
2984 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
4,938
Total reported value
$485.2B
Held by 4938 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,853
Total reported value
$1.5T
Held by 4853 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,776
Total reported value
$1.2T
Held by 4776 institutions — one of the most-tracked stocks on AlphaSMO
Access QNTM's institutional ownership data programmatically:
REST API
curl https://alphasmo.com/api/v1/market/stock/QNTMCLI
npx alphasmo stocks get QNTM