PROMIS NEUROSCIENCES INC (PMN) is held by 11 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is Janus Henderson Group Ltd. as of Q1 2026.

Are institutions buying or selling PMN?

In Q1 2026, 7 institutions opened or increased positions in PROMIS NEUROSCIENCES INC while 3 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on PMN?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for PROMIS NEUROSCIENCES INC.

How many hedge funds hold PMN?

11 institutional investors report holding PROMIS NEUROSCIENCES INC (PMN) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into PMN?

As of Q1 2026, tracked institutions in PROMIS NEUROSCIENCES INC show 7 buyers versus 3 sellers — net inflows.

PROMIS NEUROSCIENCES INC

PMN·74346M505·US·Common Stock·Healthcare - Biotechnology-Activist

Holders

Avg rating(4 Elite)

$33.1M

Total Value

70% (11)

Fund Consensus

7 buying - 3 selling

Smart Money Verdict

View all

Held by 11 funds

4 elite

Who's Trading

Activist

Wellington Management Group LLP10.0%May 15, 2026

ActivistGPGreat Point Partners, LLC10.0%May 15, 2026

ActivistMSMichael S. Gordon2.0%May 7, 2026

InsiderKDKirwin Patrick D.Buy $45KApr 22, 2026

Activist

JANUS HENDERSON GROUP PLC14.4%Apr 7, 2026

ActivistWBWellington Biomedical Innovation Master Investors (Cayman) II, L.P.10.0%Mar 18, 2026

InsiderWEWilliams EugeneBuy $49KMar 5, 2026

InsiderWEWilliams EugeneBuy $48KMar 4, 2026

InsiderWEWilliams EugeneBuy $22KMar 3, 2026

InsiderWEWilliams EugeneBuy $23KMar 2, 2026

View all insider trades View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
Janus Henderson Group Ltd.	New	1.3M	$16.4M	0.0%	-42.07%	39
WELLINGTON MANAGEMENT GROUP LLP	New	696,378	$8.8M	0.0%	-42.07%	38
Woodline Partners LP	New	395,295	$5M	0.0%	-42.07%	37
AGADAGE CAPITAL PARTNERS GP, L.L.C.	New	139,275	$1.8M	0.0%	-42.07%	36
MILLENNIUM MANAGEMENT LLC	New	77,921	$989,597	0.0%	-42.07%	35
UBS Group AG	Decreased	1,300(-10.3%)	$16,510	0.0%	+29.55%	0
OSAIC HOLDINGS, INC.	Unchanged	360	$4,572	0.0%	+29.55%	0
ROYAL BANK OF CANADA	Increased	268(+22.9%)	$4,000	0.0%	-37.75%	12
Steward Partners Investment Advisory, LLC	New	100	$1,270	0.0%	-42.07%	17
Federation des caisses Desjardins du Quebec	Decreased	10(-97.0%)	$127	0.0%	+41.42%	0
TD Waterhouse Canada Inc.	Decreased	5(-80.0%)	$65	0.0%	-3.39%	0