Slanix Paul Alex - 22 Oct 2025 Form 3 Insider Report for ProMIS Neurosciences Inc. (PMN)

Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
3
Accepted by SEC
24 Oct 2025, 16:30:21 UTC
Next SEC filing
22 May 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Max A. Milbury, Attorney-in-Fact

Key filing fact

Slanix Paul Alex filed Form 3 for ProMIS Neurosciences Inc. (PMN) on 24 Oct 2025.

Key facts

  • This page summarizes Slanix Paul Alex's Form 3 filing for ProMIS Neurosciences Inc. (PMN).
  • 0 reported transactions and 4 derivative rows are listed below.
  • Accepted by SEC: 24 Oct 2025, 16:30.

Change

  • No earlier filing in this sequence is available for direct comparison.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Official SEC source

Ownership activity is grounded in SEC Form 3 disclosures.

View source filing

Reporting Owners (1)

CIK 0002092283 Primary reporting owner

Alex Slanix Paul

Relationship
Director
Address
C/O PROMIS NEUROSCIENCES INC., SUITE 200, 1920 YONGE STREET, TORONTO, ONTARIO, CANADA
Signature
/s/ Max A. Milbury, Attorney-in-Fact
Signature date
24 Oct 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

PMN holding

Common Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
6,058,738
Date
22 Oct 2025
Ownership
See Footnote
Footnotes
F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

PMN holding Derivative

Warrants

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date
22 Oct 2025
Ownership
See Footnote
Underlying class
Common Shares
Underlying amount
174,759
Exercise price
$0.0100
Footnotes
F1, F2
PMN holding Derivative

Warrants

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date
22 Oct 2025
Ownership
See Footnote
Underlying class
Common Shares
Underlying amount
1,066,674
Exercise price
$1.75
Footnotes
F1
PMN holding Derivative

Warrants

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date
22 Oct 2025
Ownership
See Footnote
Underlying class
Common Shares
Underlying amount
1,100,000
Exercise price
$0.0100
Footnotes
F1, F2
PMN holding Derivative

Warrants

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date
22 Oct 2025
Ownership
See Footnote
Underlying class
Common Shares
Underlying amount
7,348,604
Exercise price
$1.25
Footnotes
F1
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

These securities are held of record by Ally Bridge MedAlpha Master Fund L.P. The Reporting Person is a director of the Issuer and an employee of Ally Bridge Group (NY) LLC, which manages the investments of Ally Bridge MedAlpha Master Fund L.P. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16 except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such securities are beneficially owned by him for Section 16 or any other purpose.

Footnote F2

The warrants will expire when exercised in full.

SEC remarks

Exhibit 24 - Power of Attorney

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