Biodesix
BDSX
40 hedge funds and large institutions have $10M invested in Biodesix in 2025 Q2 according to their latest regulatory filings, with 6 funds opening new positions, 7 increasing their positions, 12 reducing their positions, and 25 closing their positions.
12.27% less ownership
Funds ownership: 36.57% → 24.3% (-12%)
32% less funds holding
Funds holding: 59 → 40 (-19)
42% less repeat investments, than reductions
Existing positions increased: 7 | Existing positions reduced: 12
70% less capital invested
Capital invested by funds: $33.4M → $10M (-$23.3M)
76% less first-time investments, than exits
New positions opened: 6 | Existing positions closed: 25
100% less funds holding in top 10
Funds holding in top 10: 1 → 0 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
GCP
GSA Capital Partners
London,
United Kingdom
|
+$363K |
| 2 |
Balyasny Asset Management
Chicago,
Illinois
|
+$347K |
| 3 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$41.4K |
| 4 |
NCM
Nantahala Capital Management
New Canaan,
Connecticut
|
+$34.3K |
| 5 |
FS
Ferguson Shapiro
Decatur,
Georgia
|
+$17.8K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
ACM
AIGH Capital Management
Baltimore,
Maryland
|
-$2.67M |
| 2 |
OM
Opaleye Management
Boston,
Massachusetts
|
-$2.02M |
| 3 |
SCM
Silverarc Capital Management
Boston,
Massachusetts
|
-$1.22M |
| 4 |
SM
Samjo Management
New York
|
-$972K |
| 5 |
MIM
Monashee Investment Management
Boston,
Massachusetts
|
-$828K |
BDSX Hedge Fund Activity: Q2 2025 in Review
40 of the 7,616 institutional investors tracked by Wall St. Rank reported a position in Biodesix (BDSX) for Q2 2025, worth a combined $10M — down 70% from $33.4M a quarter earlier.
Sellers outnumbered buyers: 25 funds closed out of BDSX and 6 opened new positions — a net loss of 19 holders — while 12 trimmed existing stakes and 7 added.
The largest buyer was GSA Capital Partners, adding an estimated $363K. The largest seller was AIGH Capital Management, exiting entirely with an estimated $2.67M sold.
- 40 institutional investors held Biodesix (BDSX) as of Q2 2025, down from 59 in Q1 2025.
- Funds reported $10M of Biodesix stock for Q2 2025, down 70% quarter-over-quarter.
- 6 funds opened new Biodesix positions in Q2 2025 and 25 closed out, a net change of -19 holders.
- The largest Biodesix buyer in Q2 2025 was GSA Capital Partners, an estimated $363K added.
- The largest Biodesix seller in Q2 2025 was AIGH Capital Management, an estimated $2.67M sold.
Based on aggregated 13F filings for Q2 2025.