Role
10%+ Owner
Signature
/s/ Jon M. Plexico, Managing Mermber of Stonepine Capital Management, LLC
Issuer symbol
QNRX
Transactions as of
29 Jan 2026
Net transactions value
$0
Form type
3
Filing time
02 Feb 2026, 20:00:50 UTC
Previous filing
14 May 2021

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Stonepine Capital Management, LLC 10%+ Owner 2900 NW CLEARWATER DRIVE, SUITE 100-11, BEND /s/ Jon M. Plexico, Managing Mermber of Stonepine Capital Management, LLC 02 Feb 2026 0001440771

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding QNRX Ordinary Shares 3,271,100 29 Jan 2026 See Note F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding QNRX Pre-Funded Warrants 29 Jan 2026 ADS 81,212 $0.000100 See Note 2 F3, F4
holding QNRX Series H Warrants 29 Jan 2026 ADS 121,212 $9.08 See Note 2 F4, F5
holding QNRX Series I Warrants 29 Jan 2026 ADS 121,212 $10.31 See Note 2 F4, F6
holding QNRX Series J Warrants 29 Jan 2026 ADS 121,212 $12.38 See Note 2 F4, F7
holding QNRX Series K Warrants 29 Jan 2026 ADS 121,212 $12.38 See Note 2 F4, F8
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 These Ordinary Shares are held through 93,460 American Depositary Shares ("ADS") of the Issuer. Each ADS represents 35 Ordinary Shares.
F2 The reporting persons are Stonepine Capital Management, LLC ("Stonepine"), Stonepine Capital, L.P. (the "Partnership"), Stonepine GP, LLC ("Stonepine GP") and Jon M. Plexico. Stonepine and Stonepine GP are the investment adviser and general partner, respectively, of the Partnership. Mr. Plexico is the control person of Stonepine and Stonepine GP. The Partnership hold these securities directly for the benefit of its investors. Stonepine and Stonepine GP may be deemed to indirectly beneficially own them as the investment adviser and general partner of the Partnership. Mr. Plexico may be deemed to indirectly beneficially own them as the control person of Stonepine and Stonepine GP. The filers disclaim beneficial ownership of the securities except to the extent of their respective pecuniary interests therein.
F3 The pre-funded warrants are exercisable at any time and have no expiration date.
F4 Each ADS represents 35 Ordinary Shares.
F5 The Series H warrants are immediately exercisable and will expire on the earlier of (i) 30 days after the Issuer's public announcement that the Issuer has received Type C meeting minutes from the FDA indicating openness to baseline-controlled pivotal studies for QRX003 for the treatment of Netherton Syndrome and (ii) five years from the date of issuance.
F6 The Series H warrants are immediately exercisable and will expire on the earlier of (i) 30 days after the Issuer's public announcement that the Issuer has received Type C meeting minutes from the FDA indicating openness to baseline-controlled pivotal studies for QRX003 for the treatment of Netherton Syndrome and (ii) five years from the date of issuance.
F7 The Series J warrants are immediately exercisable and will expire on the earlier of (i) 30 days after the public announcement of the receipt of either accelerated or traditional approval by the FDA of QRX003 for the treatment of Netherton Syndrome and (ii) five years from the date of issuance.
F8 The Series K warrants are immediately exercisable and will expire on the earlier of (i) 30 days after the public announcement of the Issuer's sale of a Priority Review Voucher (PRV) and (ii) five years from the date of issuance.

Remarks:

Stonepine is filing this Form 3 for itself, the Partnership, Stonepine GP and Mr. Plexico. The filers are filing this Form 3 jointly, but not as a group, and each expressly disclaims membership in a group within the meaning of Rule 13d-5(b) under the Securities Exchange Act of 1934.