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ProMIS Neurosciences Inc.

PMN
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001374339

In the last 90 days, ProMIS Neurosciences Inc. insiders filed 1 open-market purchase and 0 sales; 27 institutions reported holding it in 13F filings for Q2 2026, worth $84.3M in total; no superinvestor holds it.

Q1 2026 vs. Q4 2025

How the institutions holding ProMIS Neurosciences Inc. changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of PMN: Q4 2025 compared with Q1 2026
MeasureQ4 2025Q1 2026Change
Holders925+16
Shares264.5K6.14M+5.88M (+2,222.2%)
Value$1.80M$78.0M+$76.2M (+4,237.6%)

New holders (18)

Institutions that held ProMIS Neurosciences Inc. at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to PMN in Q1 2026
InstitutionSharesValue% of portfolio
Janus Henderson Group PLC1,292,757$16.4M0.01%
Deep Track Capital, LP835,655$10.6M0.22%
Wellington Management Group LLP696,378$8.84M0.00%
Trails Edge Capital Partners, LP557,103$7.08M1.67%
Woodline Partners LP395,295$5.02M0.02%
Great Point Partners LLC371,402$4.72M1.16%
Fan Yu329,760$4.19M4.32%
Squadron Capital Management LLC324,977$4.13M1.65%
Adage Capital Partners GP, L.L.C.139,275$1.77M0.00%
ADAR1 Capital Management, LLC95,350$1.21M0.07%
683 Capital Management, LLC92,850$1.18M0.11%
Millennium Management LLC77,921$989.6K0.00%
Empery Asset Management, LP60,353$766.5K0.92%
Ikarian Capital, LLC55,000$698.5K0.10%
Heights Capital Management, Inc50,660$643.4K0.18%
Boothbay Fund Management, LLC16,043$203.7K0.00%
Seven Fleet Capital Management LP10,600$134.6K0.04%
Steward Partners Investment Advisory, LLC100$1.27K0.00%

Sold out (2)

Institutions that held ProMIS Neurosciences Inc. at the end of Q4 2025 and filed for Q1 2026 without it.

Institutions that sold out of PMN in Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Disciplined Equity Management, Inc.1,000$441
Tower Research Capital LLC (TRC)20$136