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Canada Biotechnology & Medical Research

Quantum BioPharma Ltd (QNTM)

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Over the last 90 days, Quantum BioPharma Ltd. has seen a net insider buying trend with a total value of $615,154.26. Executives contributed $218,340.0 to this net buy. Notably, three directors made significant buy transactions totaling $900,000 in March 2026, partially offset by director Donal Carroll's sales.
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Ticker: QNTM Exchange: CNX
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Carroll, Donal
Director of Issuer
1 sale — total 9,924 CAD
Sale 8 Apr 2026
Value CA$653,717.14 | Price 32.84 | Shares 14,030
Sale 7 Apr 2026
Value CA$697,955.17 | Price 72.01 | Shares 78,952
Buy 20 Mar 2026
Value CA$300,000.00 | Price 3.00 | Shares 100,000
Buy 20 Mar 2026
Value CA$300,000.00 | Price 3.00 | Shares 100,000
Buy 20 Mar 2026
Value CA$300,000.00 | Price 3.00 | Shares 100,000
Buy 10 Dec 2025
Value CA$375.00 | Price 25.00 | Shares 15
Buy 10 Dec 2025
Value CA$375.00 | Price 25.00 | Shares 15
Sale 26 Nov 2025
Value CA$6,655.00 | Price 13.31 | Shares 500
Sale 26 Nov 2025
Value US$68,415.94 | Price 9.82 | Shares 6,967
Sale 25 Nov 2025
Value US$94,220.00 | Price 6.73 | Shares 14,000
Sale 24 Nov 2025
Value US$81,250.00 | Price 6.25 | Shares 13,000
Sale 21 Nov 2025
Value US$46,880.00 | Price 5.86 | Shares 8,000
Sale 20 Nov 2025
Value US$100,480.00 | Price 6.28 | Shares 16,000
Sale 18 Nov 2025
Value US$134,480.85 | Price 6.33 | Shares 21,245
Sale 18 Nov 2025
Value US$41,358.00 | Price 6.78 | Shares 6,100
Sale 17 Nov 2025
Value US$39,423.00 | Price 7.73 | Shares 5,100
Buy 7 Aug 2025
Value US$7,950.00 | Price 26.50 | Shares 300
Buy 17 Jul 2025
Value US$15,925.00 | Price 22.75 | Shares 700
Buy 14 Jul 2025
Value CA$14,608.00 | Price 29.22 | Shares 500
Sale 3 Jun 2025
Value CA$60,480.00 | Price 20.16 | Shares 3,000
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-04-08 2026-04-08 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
14,030
32.84
CA$653,717 		14,030 32.84 CA$653,717
2026-04-08 2026-04-07 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
78,952 -46.2%
72.01
CA$697,955 		78,952 -46.2% 72.01 CA$697,955
2026-03-23 2026-03-20 B Purchase
2.0
Saeed, Zeeshan

Director of Issuer, Director or Senior Officer of Insider or Subsidiary of Issuer , Senior Officer of Issuer

Executive Director
96,757 +42.0%
41.91
CA$983,792 		96,757 +42.0% 41.91 CA$983,792
2026-03-23 2026-03-20 B Purchase
2.3
Durkacz, Anthony John

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
100,000 +227.7%
3.00
CA$300,000 		100,000 +227.7% 3.00 CA$300,000
2026-03-23 2026-03-20 B Purchase
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
100,000 +675.4%
3.00
CA$300,000 		100,000 +675.4% 3.00 CA$300,000
2025-12-11 2025-12-10 B Purchase
2.0
Saeed, Zeeshan

Director of Issuer, Director or Senior Officer of Insider or Subsidiary of Issuer , Senior Officer of Issuer

Executive Director
15 +250.0%
25.00
CA$375 		15 +250.0% 25.00 CA$375
2025-12-11 2025-12-10 B Purchase
2.3
Durkacz, Anthony John

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
15 +250.0%
25.00
CA$375 		15 +250.0% 25.00 CA$375
2025-11-26 2025-11-26 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
500
13.31
CA$6,655 		500 13.31 CA$6,655
2025-11-26 2025-11-26 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
6,967 -93.3%
9.82
US$68,416 		6,967 -93.3% 9.82 US$68,416
2025-11-26 2025-11-25 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
14,000 -65.2%
6.73
US$94,220 		14,000 -65.2% 6.73 US$94,220
2025-11-26 2025-11-24 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
13,000 -37.7%
6.25
US$81,250 		13,000 -37.7% 6.25 US$81,250
2025-11-21 2025-11-21 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
8,000 -18.8%
5.86
US$46,880 		8,000 -18.8% 5.86 US$46,880
2025-11-21 2025-11-20 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
16,000 -27.4%
6.28
US$100,480 		16,000 -27.4% 6.28 US$100,480
2025-11-21 2025-11-18 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
21,245 -26.7%
6.33
US$134,481 		21,245 -26.7% 6.33 US$134,481
2025-11-21 2025-11-18 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
6,100 -7.1%
6.78
US$41,358 		6,100 -7.1% 6.78 US$41,358
2025-11-21 2025-11-17 S Sale
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
5,100 -5.6%
7.73
US$39,423 		5,100 -5.6% 7.73 US$39,423
2025-08-07 2025-08-07 B Purchase
2.0
Saeed, Zeeshan

Director of Issuer, Director or Senior Officer of Insider or Subsidiary of Issuer , Senior Officer of Issuer

Executive Director
300 +0.3%
26.50
US$7,950 		300 +0.3% 26.50 US$7,950
2025-07-17 2025-07-17 B Purchase
2.3
Durkacz, Anthony John

10% Security Holder of Issuer, Director of Issuer

Non-Executive Director Large shareholder
700 +0.7%
22.75
US$15,925 		700 +0.7% 22.75 US$15,925
2025-07-14 2025-07-14 B Purchase
3.5
Carroll, Donal

Director of Issuer

Non-Executive Director
500 +0.6%
29.22
CA$14,608 		500 +0.6% 29.22 CA$14,608
2025-06-13 2025-06-03 S Sale
0.7
Coyle, Nathan Patrick

Senior Officer of Issuer

Officer
3,000 -54.5%
20.16
CA$60,480 		3,000 -54.5% 20.16 CA$60,480
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