TORONTO, A6
PROMIS NEUROSCIENCES INC.PMN— Latest position per institution from SEC 13F filings
15
Institutional holders
7.78M
Total shares held
101.68M
Estimated value
388.77K
Avg. position size
JUPITER TOPCO LLC
CIK 2146052
Shares
1.29M
Value
17.01M
Filed
Jun 30, 2026
JANUS HENDERSON GROUP LTD.
CIK 1274173
Shares
1.29M
Value
16.42M
Filed
Mar 31, 2026
DEEP TRACK CAPITAL, LP
CIK 1856083
Shares
835.65K
Value
11M
Filed
Jun 30, 2026
WELLINGTON MANAGEMENT GROUP LLP
CIK 902219
Shares
696.38K
Value
9.16M
Filed
Jun 30, 2026
ALLY BRIDGE GROUP (NY) LLC
CIK 1822947
Shares
620.32K
Value
8.16M
Filed
Jun 30, 2026
TRAILS EDGE CAPITAL PARTNERS, LP
CIK 2077247
Shares
557.10K
Value
7.33M
Filed
Jun 30, 2026
WOODLINE PARTNERS LP
CIK 1784547
Shares
441.91K
Value
5.82M
Filed
Jun 30, 2026
YU FAN
CIK 1668029
Shares
329.76K
Value
4.34M
Filed
Jun 30, 2026
SPHERA FUNDS MANAGEMENT LTD.
CIK 1496201
Shares
325.59K
Value
4.28M
Filed
Jun 30, 2026
SQUADRON CAPITAL MANAGEMENT LLC
CIK 2050709
Shares
324.98K
Value
4.28M
Filed
Jun 30, 2026
IKARIAN CAPITAL, LLC
CIK 1778253
Shares
205K
Value
2.70M
Filed
Jun 30, 2026
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
185.70K
Value
2.44M
Filed
Jun 30, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
164.28K
Value
2.16M
Filed
Jun 30, 2026
683 CAPITAL MANAGEMENT, LLC
CIK 1404574
Shares
95K
Value
1.25M
Filed
Jun 30, 2026
ADAR1 CAPITAL MANAGEMENT, LLC
CIK 1940272
Shares
92.85K
Value
1.22M
Filed
Jun 30, 2026
GREAT POINT PARTNERS LLC
CIK 1281446
Shares
86.15K
Value
1.13M
Filed
Jun 30, 2026
BOOTHBAY FUND MANAGEMENT, LLC
CIK 1549230
Shares
62.08K
Value
816.95K
Filed
Jun 30, 2026
EMPERY ASSET MANAGEMENT, LP
CIK 1469336
Shares
60.35K
Value
766.48K
Filed
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
56.05K
Value
737.55K
Filed
Jun 30, 2026
HEIGHTS CAPITAL MANAGEMENT, INC
CIK 1081698
Shares
50.66K
Value
643.38K
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | JUPITER TOPCO LLC | 2146052 | 1.29M | 17.01M | Jun 30, 2026 |
| 2 | JANUS HENDERSON GROUP LTD. | 1274173 | 1.29M | 16.42M | Mar 31, 2026 |
| 3 | DEEP TRACK CAPITAL, LP | 1856083 | 835.65K | 11M | Jun 30, 2026 |
| 4 | WELLINGTON MANAGEMENT GROUP LLP | 902219 | 696.38K | 9.16M | Jun 30, 2026 |
| 5 | ALLY BRIDGE GROUP (NY) LLC | 1822947 | 620.32K | 8.16M | Jun 30, 2026 |
| 6 | TRAILS EDGE CAPITAL PARTNERS, LP | 2077247 | 557.10K | 7.33M | Jun 30, 2026 |
| 7 | WOODLINE PARTNERS LP | 1784547 | 441.91K | 5.82M | Jun 30, 2026 |
| 8 | YU FAN | 1668029 | 329.76K | 4.34M | Jun 30, 2026 |
| 9 | SPHERA FUNDS MANAGEMENT LTD. | 1496201 | 325.59K | 4.28M | Jun 30, 2026 |
| 10 | SQUADRON CAPITAL MANAGEMENT LLC | 2050709 | 324.98K | 4.28M | Jun 30, 2026 |
| 11 | IKARIAN CAPITAL, LLC | 1778253 | 205K | 2.70M | Jun 30, 2026 |
| 12 | AMERIPRISE FINANCIAL INC | 820027 | 185.70K | 2.44M | Jun 30, 2026 |
| 13 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 164.28K | 2.16M | Jun 30, 2026 |
| 14 | 683 CAPITAL MANAGEMENT, LLC | 1404574 | 95K | 1.25M | Jun 30, 2026 |
| 15 | ADAR1 CAPITAL MANAGEMENT, LLC | 1940272 | 92.85K | 1.22M | Jun 30, 2026 |
| 16 | GREAT POINT PARTNERS LLC | 1281446 | 86.15K | 1.13M | Jun 30, 2026 |
| 17 | BOOTHBAY FUND MANAGEMENT, LLC | 1549230 | 62.08K | 816.95K | Jun 30, 2026 |
| 18 | EMPERY ASSET MANAGEMENT, LP | 1469336 | 60.35K | 766.48K | Mar 31, 2026 |
| 19 | MILLENNIUM MANAGEMENT LLC | 1273087 | 56.05K | 737.55K | Jun 30, 2026 |
| 20 | HEIGHTS CAPITAL MANAGEMENT, INC | 1081698 | 50.66K | 643.38K | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.