Companies / ProMIS Neurosciences, Inc.

ProMIS Neurosciences, Inc.

Nasdaq: PMNCanadaCIK 1374339TORONTO, Canada

Financials

Revenue—
Net income$-39.72M
Total debt$0
Cash$53.43M
Diluted EPS$-22.61
Shares outstanding9.0M

Ownership

9.0M shares outstanding · as of May 12, 2026
0.50%Insiders
Ownership
Insiders0.50%44,840
10%+ / strategic30.78%2,759,971
Institutions20.37%1,826,878
Public float48.35%4,336,004

% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.

Insiders 19

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Insider% of sharesShares
ABG Management Ltd.10% owner
10.52%943,090
Williams EugeneDirector
0.14%12,397
Kirwin Patrick D.Director
0.11%9,788
Milbury Max A.Principal Accounting Officer
0.09%8,409
Warma Neil KCEOChief Executive Officer · Director
0.07%6,183
Cashman NeilChief Scientific Officer · Director
0.05%4,122
Kaplan JohanneChief Development Officer
0.04%3,941
ABG Global Life Science Capital Partners V GP, L.P.10% owner
——
ABG Global Life Science Capital Partners V GP Ltd10% owner
——
ABG V-SIV IX Ltd10% owner
——

Institutional holders 15

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HolderValue% of shares
Janus Henderson Group PLC$16.42M14.42%
Great Point Partners, LLC$4.72M4.14%
Adage Capital Partners Gp, L.L.C.$1.77M1.55%
Ally Bridge Group (NY) LLC$1.70M2.78%
Millennium Management LLC$989.6K0.87%
Heights Capital Management, Inc$643.4K0.56%
Sphera Funds Management Ltd.$80.6K0.13%
UBS Group AG$9.9K0.02%
Royal Bank of Canada$4.0K<0.01%
Osaic Holdings, Inc.$2.5K<0.01%

Activity

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InsidersInstitutions
What insiders are doing in this stock (Form 4).
DateActorActionSecurityValueShares ΔPosition afterImpact
Feb 3, 2026ABG Management Ltd.
10% owner
BuyCommon Shares$8.50M+701K
+289.15%
943,090
10.52% of shares
high
Feb 3, 2026Milbury Max A.
Executive
GrantCommon Shares$80.0K+7K
+363.56%
8,409
0.09% of shares
low
Feb 3, 2026Warma Neil K
CEO
GrantCommon Shares$75.0K+6K
6,183
0.07% of shares
low
Feb 3, 2026Cashman Neil
Executive
GrantCommon Shares$50.0K+4K
4,122
0.05% of shares
low
Mar 5, 2026Williams Eugene
Director
BuyCommon Shares$48.8K+2K
+19.24%
12,397
0.14% of shares
low
Mar 4, 2026Williams Eugene
Director
BuyCommon Shares$48.0K+2K
+23.82%
10,397
0.12% of shares
low
Apr 22, 2026Kirwin Patrick D.
Director
BuyCommon Shares$45.3K+4K
+612.56%
4,653
0.05% of shares
low
Feb 3, 2026Kirwin Patrick D.
Director
GrantCommon Shares$37.0K+3K
+146.28%
5,135
0.06% of shares
low

5%+ ownership events

Schedule 13D / 13G
FilerStance% of classSharesDate
Great Point Partners, LLCPassive13G/A—409,648—
Sphera Funds Management Ltd.Passive13G/A———
Armistice Capital, LLCPassive13G/A—504,672—
Deep Track Capital, LPPassive13G—902,561—
Trails Edge Capital Partners, LPPassive13G———
Wellington Biomedical Innovation Master Investors (Cayman) II, L.P.Passive13G———
Michael S. GordonPassive13G/A———
Janus Henderson Group PLCPassive13G———

Securities

via CUSIP / OpenFIGI
SymbolTypeMarketCUSIPFIGI
PMN——74346M406—
PMN——74346M505—