Quantum Biopharma Ltd. (QNTM) Institutional Ownership

Institutions by Trading Activity

3,801,151Shares Outstanding

128,412Shares held by institutions

$701,130Value of institutional holdings

3.38%Institutional ownership %

87.18%Shares Changed QoQ

24No. of institutional investors

Quantum Biopharma Ltd. (NASDAQ:QNTM) is held by 23 institutional investors per 13F filings through December 2025.

These investors collectively held 3.4% of Quantum Biopharma's outstanding shares in December 2025, up from 1.8% in September 2025.
They increased total shares held in Quantum Biopharma by 87.14% from last quarter, and the number of investors in QNTM increased 130.0% annually.
During the quarter, 12 of these 23 funds increased positions in QNTM, 6 reduced exposure, and 5 held steady.
Institutional investors collectively held 128.38K shares in Quantum Biopharma as of December 2025, up by 59.78K shares quarter on quarter, and up 58.46K shares year over year.
As of December 31, 2025, the biggest holder of Quantum Biopharma is Farther Finance Advisors, LLC at 1.0K shares, representing 0.03% of shares outstanding.
According to Business Quant data, leading holders of QNTM for December 2025 are Farther Finance Advisors, LLC (1.0K), Activest Wealth Management (15).

128,412 Total Shares Held

Rows:

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
AdvisorShares Investments LLC	31 Dec, 2025	49,633	12,396	33.29%	$362,321.00
CITADEL ADVISORS LLC	31 Dec, 2025	15,863	15,863	0.00%	$115,800.00
Marex Group plc	31 Dec, 2025	13,436	0	0.00%	$98,083.00
GTS SECURITIES LLC	31 Dec, 2025	12,300	12,300	0.00%	$89,790.00
JANE STREET GROUP, LLC	31 Dec, 2025	10,892	10,892	0.00%	$79,512.00
Virtu Financial LLC	31 Dec, 2025	10,406	10,406	0.00%	$76.00
OSAIC HOLDINGS, INC.	31 Dec, 2025	5,270	4,590	675.00%	$38,470.00
Steward Partners Investment Advisory, LLC	31 Dec, 2025	4,381	1,281	41.32%	$31,981.00
UBS Group AG	31 Dec, 2025	1,710	-7,044	-80.47%	$12,483.00
TUCKER ASSET MANAGEMENT LLC	31 Dec, 2025	1,114	1,114	0.00%	$8,132.00
Atlantic Union Bankshares Corp	31 Dec, 2025	1,000	1,000	0.00%	$7,300.00
Farther Finance Advisors, LLC	31 Dec, 2025	1,000	1,000	0.00%	$7,300.00
Jpmorgan Chase & Co	31 Dec, 2025	577	-895	-60.80%	$4,212.00
Cetera Trust Company, N.A	31 Dec, 2025	250	0	0.00%	$1,825.00
Morgan Stanley	31 Dec, 2025	243	-2,321	-90.52%	$1,774.00
Federation des caisses Desjardins du Quebec	31 Dec, 2025	93	1	1.09%	$657.00
Rockefeller Capital Management L.P.	31 Dec, 2025	60	30	100.00%	$438.00
Royal Bank Of Canada	31 Dec, 2025	55	-528	-90.57%	$0.00
SBI Securities Co., Ltd.	31 Dec, 2025	55	-100	-64.52%	$402.00
GROUP ONE TRADING LLC	31 Dec, 2025	34	0	0.00%	$248.00

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