BDSX — BIODESIX INC
As of Q2 2026, 13 SEC-registered investment managers reported holding BDSX (BIODESIX INC) in their latest 13F filings, with a combined reported value of $9.64M across 427.52K shares. That is +16.7% by share count (+61.03K shares) versus the previous quarter, while reported value moved +81.4%. Ownership is concentrated: the five largest holders account for 80.4% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 4 opened new positions, 5 added to existing stakes, 4 trimmed. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
BDSX is classified in the Health Care sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| Marshall Wace history | Q2 2026 | 116.20K | $2.62M | 0.00% | Reduce |
| Two Sigma Investments history | Q2 2026 | 86.82K | $1.96M | 0.00% | Add |
| Geode Capital Management history | Q2 2026 | 67.66K | $1.53M | 0.00% | Add |
| Vanguard Group history | Q4 2025 | 192.14K | $1.31M | 0.00% | Add |
| BlackRock Inc history | Q2 2026 | 43.03K | $970.24K | 0.00% | Add |
| UBS Group AG history | Q2 2026 | 29.91K | $674.43K | 0.00% | Reduce |
| Renaissance Technologies history | Q2 2026 | 28.65K | $646.01K | 0.00% | Add |
| Bank of America Corp history | Q2 2026 | 26.74K | $602.94K | 0.00% | New |
| Millennium Management history | Q2 2026 | 14.40K | $324.81K | 0.00% | Reduce |
| Northern Trust Corp history | Q2 2026 | 13.86K | $312.52K | 0.00% | New |
| Balyasny Asset Management history | Q4 2025 | 33.02K | $224.52K | 0.00% | Reduce |
| Citadel Advisors history | Q4 2025 | 25.98K | $176.70K | 0.00% | New |
| Fidelity Management & Research (FMR) history | Q2 2026 | 95 | $2.15K | 0.00% | Add |
| Morgan Stanley history | Q2 2026 | 61 | $1.38K | 0.00% | Reduce |
| Citigroup Inc history | Q2 2026 | 58 | $1.31K | 0.00% | New |
| JPMorgan Chase & Co history | Q2 2026 | 43 | $1.02K | 0.00% | New |
New Positions (Q2 2026)
- Bank of America Corp 26.74K sh · $602.94K
- Northern Trust Corp 13.86K sh · $312.52K
- Citigroup Inc 58 sh · $1.31K
- JPMorgan Chase & Co 43 sh · $1.02K
Fully Exited (vs previous quarter)
No tracked fund fully exited this quarter.
Fund Position History — shares by quarter (top 16 funds)
| Fund | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|
| Marshall Wace | — | — | 141.64K | 116.20K |
| Two Sigma Investments | — | — | 45.23K | 86.82K |
| Geode Capital Management | 40.22K | 42.45K | 50.00K | 67.66K |
| BlackRock Inc | 24.47K | 24.47K | 24.47K | 43.03K |
| UBS Group AG | — | — | 36.81K | 29.91K |
| Renaissance Technologies | — | — | 11.95K | 28.65K |
| Bank of America Corp | 30 | 143 | — | 26.74K |
| Millennium Management | 14.94K | — | 24.01K | 14.40K |
| Northern Trust Corp | — | 11.13K | — | 13.86K |
| Fidelity Management & Research (FMR) | 1 | 1 | 1 | 95 |
| Morgan Stanley | 76 | 61 | 32.39K | 61 |
| Citigroup Inc | — | — | — | 58 |
| JPMorgan Chase & Co | — | — | — | 43 |
| Citadel Advisors | — | 25.98K | — | — |
| Balyasny Asset Management | 43.02K | 33.02K | — | — |
| Vanguard Group | 181.90K | 192.14K | — | — |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details