BOSTON, MA
PRAXIS PRECISION MEDICINES, INC.PRAX— Latest position per institution from SEC 13F filings
15
Institutional holders
30.73M
Total shares held
8.90B
Estimated value
1.54M
Avg. position size
JANUS HENDERSON GROUP LTD.
CIK 1274173
Shares
3.46M
Value
1.11B
Filed
Mar 31, 2026
JUPITER TOPCO LLC
CIK 2146052
Shares
3.42M
Value
1.15B
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
2.32M
Value
775.68M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
2.29M
Value
767.53M
Filed
Jun 30, 2026
PERCEPTIVE ADVISORS LLC
CIK 1224962
Shares
2.04M
Value
681.63M
Filed
Jun 30, 2026
BAKER BROS. ADVISORS LP
CIK 1263508
Shares
1.75M
Value
586.95M
Filed
Jun 30, 2026
ORBIS ALLAN GRAY LTD
CIK 1663865
Shares
1.53M
Value
512.16M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
1.46M
Value
430.60M
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
1.34M
Value
447.01M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
1.29M
Value
53.52M
Filed
Jun 30, 2024
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.24M
Value
413.57M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
1.03M
Value
343.66M
Filed
Jun 30, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
1.02M
Value
339.97M
Filed
Jun 30, 2026
POINT72 ASSET MANAGEMENT, L.P.
CIK 1603466
Shares
992.35K
Value
292.48M
Filed
Dec 31, 2025
VENROCK ADVISER, LLC
CIK 1615982
Shares
989.99K
Value
37.49M
Filed
Mar 31, 2025
DEERFIELD MANAGEMENT COMPANY, L.P.
CIK 1009258
Shares
963.35K
Value
322.52M
Filed
Jun 30, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
959.05K
Value
321.08M
Filed
Jun 30, 2026
PRICE T ROWE ASSOCIATES INC /MD/
CIK 80255
Shares
943K
Value
315.71K
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
854.11K
Value
285.95M
Filed
Jun 30, 2026
CAPITAL RESEARCH GLOBAL INVESTORS
CIK 1422848
Shares
853.75K
Value
32.33M
Filed
Mar 31, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | JANUS HENDERSON GROUP LTD. | 1274173 | 3.46M | 1.11B | Mar 31, 2026 |
| 2 | JUPITER TOPCO LLC | 2146052 | 3.42M | 1.15B | Jun 30, 2026 |
| 3 | FMR LLC | 315066 | 2.32M | 775.68M | Jun 30, 2026 |
| 4 | BLACKROCK, INC. | 2012383 | 2.29M | 767.53M | Jun 30, 2026 |
| 5 | PERCEPTIVE ADVISORS LLC | 1224962 | 2.04M | 681.63M | Jun 30, 2026 |
| 6 | BAKER BROS. ADVISORS LP | 1263508 | 1.75M | 586.95M | Jun 30, 2026 |
| 7 | ORBIS ALLAN GRAY LTD | 1663865 | 1.53M | 512.16M | Jun 30, 2026 |
| 8 | VANGUARD GROUP INC | 102909 | 1.46M | 430.60M | Dec 31, 2025 |
| 9 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 1.34M | 447.01M | Jun 30, 2026 |
| 10 | BLACKROCK FINANCE, INC. | 1364742 | 1.29M | 53.52M | Jun 30, 2024 |
| 11 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.24M | 413.57M | Jun 30, 2026 |
| 12 | STATE STREET CORP | 93751 | 1.03M | 343.66M | Jun 30, 2026 |
| 13 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 1.02M | 339.97M | Jun 30, 2026 |
| 14 | POINT72 ASSET MANAGEMENT, L.P. | 1603466 | 992.35K | 292.48M | Dec 31, 2025 |
| 15 | VENROCK ADVISER, LLC | 1615982 | 989.99K | 37.49M | Mar 31, 2025 |
| 16 | DEERFIELD MANAGEMENT COMPANY, L.P. | 1009258 | 963.35K | 322.52M | Jun 30, 2026 |
| 17 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 959.05K | 321.08M | Jun 30, 2026 |
| 18 | PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | 943K | 315.71K | Jun 30, 2026 |
| 19 | MORGAN STANLEY | 895421 | 854.11K | 285.95M | Jun 30, 2026 |
| 20 | CAPITAL RESEARCH GLOBAL INVESTORS | 1422848 | 853.75K | 32.33M | Mar 31, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.