[Form 3] ProMIS Neurosciences Inc. Initial Statement of Beneficial Ownership

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(Low)

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(Neutral)

Form Type

08/04/2025 - 05:49 PM

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
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hours per response:			0.5

1. Name and Address of Reporting Person^*

ABG Management Ltd.

(Last)

(First)

(Middle)

#3902, 39/F, E TOWER,

10 HARCOURT RD CTR

(Street)

HONG KONG

0000000000

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
07/29/2025

3. Issuer Name and Ticker or Trading Symbol
ProMIS Neurosciences Inc. [ PMN ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

Director	X	10% Owner
Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

	Form filed by One Reporting Person
X	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Shares	6,058,738	I	See Footnote⁽¹⁾

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Warrants	02/21/2024	02/21/2029	Common Shares	1,066,674	$1.75	I	See Footnote⁽¹⁾
Warrants	07/26/2024	⁽²⁾	Common Shares	1,274,759	$0.01	I	See Footnote⁽¹⁾
Warrants	07/29/2025	07/29/2030	Common Shares	7,348,604	$1.25	I	See Footnote⁽¹⁾

1. Name and Address of Reporting Person^*

ABG Management Ltd.

(Last)

(First)

(Middle)

#3902, 39/F, E TOWER,

10 HARCOURT RD CTR

(Street)

HONG KONG

0000000000

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Ally Bridge MedAlpha Master Fund L.P.

(Last)

(First)

(Middle)

C/O MAPLES CORPORATE SERVICES LIMITED,

P.O. BOX 309, UGLAND HOUSE,

(Street)

GRAND CAYMAN

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Ally Bridge Group (NY) LLC

(Last)

(First)

(Middle)

430 PARK AVENUE,

12TH FLOOR,

(Street)

NEW YORK,

10022

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Yu Fan

(Last)

(First)

(Middle)

#3902, 39/F, E TOWER,

10 HARCOURT RD CTR

(Street)

HONG KONG

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

Explanation of Responses:

1. These securities are held of record by Ally Bridge MedAlpha Master Fund L.P. Mr. Fan Yu is the controlling stockholder of ABG Management Ltd., which is the sole member of Ally Bridge Group (NY) LLC, which manages the investments of Ally Bridge MedAlpha Master Fund L.P. As such, each of the foregoing entities and Mr. Fan Yu may be deemed to share beneficial ownership of the securities held of record by Ally Bridge MedAlpha Master Fund L.P. Each of them disclaims beneficial ownership of such securities.

2. The warrants will expire when exercised in full.

	ABG Management Ltd., By: /s/ Fan Yu, Director	08/04/2025
	Ally Bridge MedAlpha Master Fund L.P., By: Ally Bridge Group (NY) LLC, its manager, By: ABG Management Ltd., its managing member, By: /s/ Fan Yu, Director	08/04/2025
	Ally Bridge Group (NY) LLC, By: ABG Management Ltd., its managing member, By: /s/ Fan Yu, Director	08/04/2025
	/s/ Fan Yu	08/04/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

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