13F reference period
n/a
Security Snapshot
PROMIS NEUROSCIENCES INC. - Common Shares, No Par Value per Share (PMN) Institutional Ownership
CUSIP: 74346M406
13F Institutional Holders and Ownership History from Q2 2022 to Q4 2025
Institutions Reporting
Shares (Excl. Options)
n/a
Price
$0.42
The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.
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- Security type / class
- Equity / Common Shares, No Par Value per Share
- Symbol
- PMN on Nasdaq
- Shares outstanding
- 9,550,370
- SEC-reported price per share
- $0.42
- Insider filing price
- $0.42
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- PMN - PROMIS NEUROSCIENCES INC. - Common Shares, No Par Value per Share is tracked under CUSIP 74346M406.
- 13F reference-period holder data is not available.
- 10 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder data for the Q2 2026 reference period is not available.
- Available periods remain in the history table; they do not substitute for the headline period.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Schedule 13D/G
Open SEC evidence
Ownership context comes from Schedule 13D/G and available holder history for this CUSIP.
Security key
74346M406
13F reference period
n/a
13F holders
13D/G owners
10
CIK / CUSIP context first
PMN full holder history
ProMIS Neurosciences Inc. SEC filings
ProMIS Neurosciences Inc. company facts
ProMIS Neurosciences Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 74346M406:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
10
Security
PMN
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Shaf QIC LLC | 10% | $5,096,658 | 10,534,639 | Shaf QIC LLC | 29 Jul 2025 | |||
| Sclar Jeremy M. | 17% | $3,804,772 | 9,511,930 | Jeremy M. Sclar | 30 Sep 2025 | |||
| ABG Management Ltd. | 11% | 0% | $2,549,570 | 6,070,405 | 0% | ABG Management Ltd. | 29 Jan 2026 | |
| JANUS HENDERSON GROUP PLC | 14% | $542,958 | 1,292,757 | JANUS HENDERSON GROUP PLC | 31 Mar 2026 | |||
| GREAT POINT PARTNERS LLC | 10% | 0% | $400,714 | -$2,107,681 | 954,082 | -84% | Great Point Partners, LLC | 31 Mar 2026 |
| Wellington Biomedical Innovation Master Investors (Cayman) II L.P. | 10% | $376,268 | 895,877 | Wellington Biomedical Innovation Master Investors (Cayman) II, L.P. | 11 Mar 2026 | |||
| WELLINGTON MANAGEMENT GROUP LLP | 10% | $376,266 | 895,871 | Wellington Management Group LLP | 31 Mar 2026 | |||
| ARMISTICE CAPITAL, LLC | 0.93% | -77% | $211,963 | -$1,037,335 | 504,673 | -83% | Armistice Capital, LLC | 31 Dec 2025 |
| GORDON MICHAEL S | 2% | -78% | $76,285 | -$1,975,880 | 181,632 | -96% | Michael S. Gordon | 31 Mar 2026 |
| SPHERA FUNDS MANAGEMENT LTD. | 7.8% | +38% | $75,893 | -$1,235,385 | 180,698 | -94% | Sphera Funds Management Ltd. | 31 Dec 2025 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
15
Headline period
n/a
Rows shown
1-15 of 15
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 0 | $0 | -$4,247,586 | $0.42 | 0 |
| 2025 Q3 | 9,993,894 | $4,247,586 | +$501,350 | $0.42 | 23 |
| 2025 Q2 | 8,473,099 | $4,101,148 | -$540,895 | $0.48 | 19 |
| 2025 Q1 | 9,325,986 | $6,489,664 | -$305,401 | $0.70 | 17 |
| 2024 Q4 | 9,747,253 | $9,238,269 | -$516,735 | $0.95 | 18 |
| 2024 Q3 | 10,087,669 | $12,611,608 | +$8,040,363 | $1.25 | 18 |
| 2024 Q2 | 3,232,221 | $4,848,022 | -$221,623 | $1.50 | 15 |
| 2024 Q1 | 3,382,907 | $6,463,092 | +$75,871 | $1.91 | 16 |
| 2023 Q4 | 3,347,909 | $3,849,710 | +$624,784 | $1.15 | 13 |
| 2023 Q3 | 2,804,768 | $5,609,387 | +$5,238,947 | $1.98 | 13 |
| 2023 Q2 | 186,447 | $723,079 | -$4,625 | $3.88 | 12 |
| 2023 Q1 | 187,649 | $888,276 | -$5,905 | $4.73 | 11 |
| 2022 Q4 | 189,088 | $823,550 | +$19,204 | $4.34 | 12 |
| 2022 Q3 | 184,593 | $1,130,000 | +$1,129,000 | $6.08 | 11 |
| 2022 Q2 | 10,000 | $1,000 | +$1,000 | $0.10 | 1 |