LOS ANGELES, CA
IMMIX BIOPHARMA, INC.IMMX— Latest position per institution from SEC 13F filings
15
Institutional holders
27.59M
Total shares held
225.16M
Estimated value
1.38M
Avg. position size
JANUS HENDERSON GROUP PLC
CIK 1274173
Shares
4.80M
Value
43.70M
Filed
Mar 31, 2026
SATURN V CAPITAL MANAGEMENT LP
CIK 1964437
Shares
3.69M
Value
33.65M
Filed
Mar 31, 2026
EVENTIDE ASSET MANAGEMENT, LLC
CIK 1442891
Shares
2.55M
Value
23.22M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.79M
Value
16.29M
Filed
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
1.75M
Value
15.94M
Filed
Mar 31, 2026
MARSHALL WACE, LLP
CIK 1318757
Shares
1.64M
Value
14.95M
Filed
Mar 31, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
1.50M
Value
7.84M
Filed
Dec 31, 2025
LOGOS GLOBAL MANAGEMENT LP
CIK 1792126
Shares
1.23M
Value
11.16M
Filed
Mar 31, 2026
AIGH CAPITAL MANAGEMENT LLC
CIK 1835943
Shares
1.12M
Value
1.67M
Filed
Sep 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
1.10M
Value
5.73M
Filed
Dec 31, 2025
BLEICHROEDER LP
CIK 1781002
Shares
1M
Value
9.11M
Filed
Mar 31, 2026
FRANKLIN RESOURCES INC
CIK 38777
Shares
969.07K
Value
8.83M
Filed
Mar 31, 2026
CABLE CAR CAPITAL, LP
CIK 1699575
Shares
779.36K
Value
1.31M
Filed
Mar 31, 2025
VELAN CAPITAL INVESTMENT MANAGEMENT LP
CIK 1848809
Shares
740K
Value
6.74M
Filed
Mar 31, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
588.79K
Value
5.36M
Filed
Mar 31, 2026
BLUE OWL CAPITAL HOLDINGS LP
CIK 1858703
Shares
547.55K
Value
4.99M
Filed
Mar 31, 2026
BLACKROCK, INC.
CIK 2012383
Shares
468.38K
Value
4.27M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
463.38K
Value
4.22M
Filed
Mar 31, 2026
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
452.15K
Value
2.36M
Filed
Dec 31, 2025
LGT FUND MANAGEMENT CO LTD.
CIK 1911284
Shares
416.59K
Value
3.80M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | JANUS HENDERSON GROUP PLC | 1274173 | 4.80M | 43.70M | Mar 31, 2026 |
| 2 | SATURN V CAPITAL MANAGEMENT LP | 1964437 | 3.69M | 33.65M | Mar 31, 2026 |
| 3 | EVENTIDE ASSET MANAGEMENT, LLC | 1442891 | 2.55M | 23.22M | Mar 31, 2026 |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.79M | 16.29M | Mar 31, 2026 |
| 5 | MILLENNIUM MANAGEMENT LLC | 1273087 | 1.75M | 15.94M | Mar 31, 2026 |
| 6 | MARSHALL WACE, LLP | 1318757 | 1.64M | 14.95M | Mar 31, 2026 |
| 7 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 1.50M | 7.84M | Dec 31, 2025 |
| 8 | LOGOS GLOBAL MANAGEMENT LP | 1792126 | 1.23M | 11.16M | Mar 31, 2026 |
| 9 | AIGH CAPITAL MANAGEMENT LLC | 1835943 | 1.12M | 1.67M | Sep 30, 2024 |
| 10 | VANGUARD GROUP INC | 102909 | 1.10M | 5.73M | Dec 31, 2025 |
| 11 | BLEICHROEDER LP | 1781002 | 1M | 9.11M | Mar 31, 2026 |
| 12 | FRANKLIN RESOURCES INC | 38777 | 969.07K | 8.83M | Mar 31, 2026 |
| 13 | CABLE CAR CAPITAL, LP | 1699575 | 779.36K | 1.31M | Mar 31, 2025 |
| 14 | VELAN CAPITAL INVESTMENT MANAGEMENT LP | 1848809 | 740K | 6.74M | Mar 31, 2026 |
| 15 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 588.79K | 5.36M | Mar 31, 2026 |
| 16 | BLUE OWL CAPITAL HOLDINGS LP | 1858703 | 547.55K | 4.99M | Mar 31, 2026 |
| 17 | BLACKROCK, INC. | 2012383 | 468.38K | 4.27M | Mar 31, 2026 |
| 18 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 463.38K | 4.22M | Mar 31, 2026 |
| 19 | AMERIPRISE FINANCIAL INC | 820027 | 452.15K | 2.36M | Dec 31, 2025 |
| 20 | LGT FUND MANAGEMENT CO LTD. | 1911284 | 416.59K | 3.80M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.