WALTHAM, MA
JADE BIOSCIENCES, INC.JBIO— Latest position per institution from SEC 13F filings
15
Institutional holders
45.75M
Total shares held
640.09M
Estimated value
2.29M
Avg. position size
FMR LLC
CIK 315066
Shares
7.09M
Value
99.55M
Filed
Mar 31, 2026
FAIRMOUNT FUNDS MANAGEMENT LLC
CIK 1802528
Shares
4.55M
Value
63.98M
Filed
Mar 31, 2026
RA CAPITAL MANAGEMENT, L.P.
CIK 1346824
Shares
3.67M
Value
51.58M
Filed
Mar 31, 2026
BELLEVUE GROUP AG
CIK 1674546
Shares
3.50M
Value
49.20M
Filed
Mar 31, 2026
VENROCK ADVISER, LLC
CIK 1615982
Shares
3.22M
Value
45.25M
Filed
Mar 31, 2026
JANUS HENDERSON GROUP PLC
CIK 1274173
Shares
3.11M
Value
43.56M
Filed
Mar 31, 2026
BLACKROCK, INC.
CIK 2012383
Shares
2.31M
Value
32.51M
Filed
Mar 31, 2026
DEEP TRACK CAPITAL, LP
CIK 1856083
Shares
2.28M
Value
19.68M
Filed
Sep 30, 2025
VANGUARD GROUP INC
CIK 102909
Shares
2.10M
Value
32.34M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.80M
Value
25.24M
Filed
Mar 31, 2026
BAKER BROS. ADVISORS LP
CIK 1263508
Shares
1.64M
Value
23.06M
Filed
Mar 31, 2026
REMEDIUM CAPITAL PARTNERS, LLC
CIK 2104501
Shares
1.58M
Value
22.17M
Filed
Mar 31, 2026
VERSANT VENTURE MANAGEMENT, LLC
CIK 1560009
Shares
1.53M
Value
21.44M
Filed
Mar 31, 2026
FRAZIER LIFE SCIENCES MANAGEMENT, L.P.
CIK 1892134
Shares
1.41M
Value
12.20M
Filed
Sep 30, 2025
AVIDITY PARTNERS MANAGEMENT LP
CIK 1791827
Shares
1.40M
Value
34.18M
Filed
Mar 31, 2026
SAMSARA BIOCAPITAL, LLC
CIK 1744967
Shares
968.80K
Value
13.61M
Filed
Mar 31, 2026
GREAT POINT PARTNERS LLC
CIK 1281446
Shares
964.46K
Value
13.55M
Filed
Mar 31, 2026
MARSHALL WACE, LLP
CIK 1318757
Shares
944.78K
Value
13.27M
Filed
Mar 31, 2026
ABERDEEN GROUP PLC
CIK 1716774
Shares
867.28K
Value
12.19M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
822.52K
Value
11.56M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | FMR LLC | 315066 | 7.09M | 99.55M | Mar 31, 2026 |
| 2 | FAIRMOUNT FUNDS MANAGEMENT LLC | 1802528 | 4.55M | 63.98M | Mar 31, 2026 |
| 3 | RA CAPITAL MANAGEMENT, L.P. | 1346824 | 3.67M | 51.58M | Mar 31, 2026 |
| 4 | BELLEVUE GROUP AG | 1674546 | 3.50M | 49.20M | Mar 31, 2026 |
| 5 | VENROCK ADVISER, LLC | 1615982 | 3.22M | 45.25M | Mar 31, 2026 |
| 6 | JANUS HENDERSON GROUP PLC | 1274173 | 3.11M | 43.56M | Mar 31, 2026 |
| 7 | BLACKROCK, INC. | 2012383 | 2.31M | 32.51M | Mar 31, 2026 |
| 8 | DEEP TRACK CAPITAL, LP | 1856083 | 2.28M | 19.68M | Sep 30, 2025 |
| 9 | VANGUARD GROUP INC | 102909 | 2.10M | 32.34M | Dec 31, 2025 |
| 10 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.80M | 25.24M | Mar 31, 2026 |
| 11 | BAKER BROS. ADVISORS LP | 1263508 | 1.64M | 23.06M | Mar 31, 2026 |
| 12 | REMEDIUM CAPITAL PARTNERS, LLC | 2104501 | 1.58M | 22.17M | Mar 31, 2026 |
| 13 | VERSANT VENTURE MANAGEMENT, LLC | 1560009 | 1.53M | 21.44M | Mar 31, 2026 |
| 14 | FRAZIER LIFE SCIENCES MANAGEMENT, L.P. | 1892134 | 1.41M | 12.20M | Sep 30, 2025 |
| 15 | AVIDITY PARTNERS MANAGEMENT LP | 1791827 | 1.40M | 34.18M | Mar 31, 2026 |
| 16 | SAMSARA BIOCAPITAL, LLC | 1744967 | 968.80K | 13.61M | Mar 31, 2026 |
| 17 | GREAT POINT PARTNERS LLC | 1281446 | 964.46K | 13.55M | Mar 31, 2026 |
| 18 | MARSHALL WACE, LLP | 1318757 | 944.78K | 13.27M | Mar 31, 2026 |
| 19 | ABERDEEN GROUP PLC | 1716774 | 867.28K | 12.19M | Mar 31, 2026 |
| 20 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 822.52K | 11.56M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.