Biodesix Inc
BDSX- Exchange
- Nasdaq
- Industry
- Services-Medical Laboratories
- SEC CIK
- 0001439725
In the last 90 days, Biodesix Inc insiders filed 2 open-market purchases and 0 sales; 45 institutions reported holding it in 13F filings for Q2 2026, worth $98.5M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Biodesix Inc as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 26
- 0 vs. Q3 2025
- Shares held
- 1.63M
- +193.4K (+13.5%) vs. Q3 2025
- Total value
- $11.1M
- +$238.2K (+2.2%) vs. Q3 2025
- New holders
- 7
- 7 more added
- Sold out
- 7
- 5 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BDSX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 45 | $98.5M |
| Q1 2026 | 40 | $56.6M |
| Q4 2025 | 26 | $11.1M |
| Q3 2025 | 26 | $10.8M |
| Q2 2025 | 41 | $10.0M |
| Q1 2025 | 60 | $33.4M |
| Q4 2024 | 59 | $89.9M |
| Q3 2024 | 52 | $111.2M |
| Q2 2024 | 46 | $82.0M |
| Q1 2024 | 42 | $23.1M |
| Q4 2023 | 38 | $30.4M |
| Q3 2023 | 37 | $27.7M |
| Q2 2023 | 29 | $20.7M |
| Q1 2023 | 30 | $31.0M |
| Q4 2022 | 33 | $36.9M |
| Q3 2022 | 28 | $6.04M |
| Q2 2022 | 37 | $5.99M |
| Q1 2022 | 46 | $7.06M |
| Q4 2021 | 41 | $21.4M |
| Q3 2021 | 42 | $34.9M |
| Q2 2021 | 47 | $67.6M |
| Q1 2021 | 46 | $85.6M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Biodesix Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Telemark Asset Management, LLC | 327,824 | $2.23M | 0.22% | −86,300−20.8% | Reduced |
| Birchview Capital, LP | 286,804 | $1.95M | 1.14% | 00.0% | Unchanged |
| Standard Life Aberdeen plc | 262,425 | $1.78M | 0.00% | +262,425 | New |
| Vanguard Group Inc | 192,138 | $1.31M | 0.00% | +10,234+5.6% | Added |
| Monashee Investment Management LLC | 112,344 | $763.9K | 0.43% | +12,348+12.3% | Added |
| Perceptive Advisors LLC | 108,694 | $739.1K | 0.01% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 64,483 | $438.0K | 0.04% | +16,141+33.4% | Added |
| Perkins Capital Management Inc | 44,783 | $304.5K | 0.24% | −7,850−14.9% | Reduced |
| Geode Capital Management, LLC | 42,453 | $288.8K | 0.00% | +2,235+5.6% | Added |
| Balyasny Asset Management LLC | 33,017 | $224.5K | 0.00% | −10,007−23.3% | Reduced |
| Trexquant Investment LP | 27,542 | $187.3K | 0.00% | +27,542 | New |
| Citadel Advisors LLC | 25,985 | $176.7K | 0.00% | +25,985 | New |
| BlackRock, Inc. | 24,466 | $166.4K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 17,802 | $121.1K | 0.00% | +2,400+15.6% | Added |
| Shay Capital LLC | 16,145 | $109.8K | 0.02% | +2,140+15.3% | Added |
| DRW Securities, LLC | 15,372 | $104.5K | 0.01% | +15,372 | New |
| Northern Trust Corp | 11,134 | $75.7K | 0.00% | +11,134 | New |
| Cetera Investment Advisers | 10,000 | $68.0K | 0.00% | +10,000 | New |
| Allworth Financial LP | 4,965 | $33.8K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 193 | $1.31K | 0.00% | −451−70.0% | Reduced |
| Quattro Advisors LLC | 187 | $1.27K | 0.00% | +187 | New |
| Fortitude Family Office, LLC | 171 | $1.16K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 143 | $972 | 0.00% | +113+376.7% | Added |
| Group One Trading, L.P. | 100 | $680 | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 61 | $415 | 0.00% | −15−19.7% | Reduced |
| FMR LLC | 1 | $7 | 0.00% | 00.0% | Unchanged |
| Silverarc Capital Management, LLC | 0 | $0 | 0.00% | −49,607−100.0% | Sold out |
| Oracle Investment Management Inc | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −14,944−100.0% | Sold out |
| Spears Abacus Advisors LLC | 0 | $0 | 0.00% | −10,279−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −8,901−100.0% | Sold out |
| CIBC Private Wealth Group, LLC | 0 | $0 | 0.00% | −1,466−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |