Biodesix Ownership | Who Owns Biodesix?
Biodesix Ownership Summary
Biodesix is owned by 24.28% institutional investors, 52.13% insiders, and 23.58% retail investors. Telemark asset management is the largest institutional shareholder, holding 5.65% of BDSX shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 1.53% of its assets in Biodesix shares.
BDSX Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Biodesix | 24.28% | 52.13% | 23.58% |
| Sector | Healthcare Stocks | 487.91% | 11.08% | -398.99% |
| Industry | Diagnostics & Research Stocks | 57.29% | 10.84% | 31.88% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Telemark asset management | 8.28M | 5.65% | $2.34M |
| Bryn mawr trust | 6.10M | 4.17% | $9.33M |
| Birchview capital, lp | 5.74M | 3.91% | $1.62M |
| Vanguard group | 3.82M | 2.61% | $5.85M |
| Perceptive advisors | 2.17M | 1.48% | $613.03K |
| Monashee investment management | 2.00M | 1.36% | $564.40K |
| Susquehanna group, llp | 1.12M | 0.76% | $1.71M |
| Silverarc capital management | 1.07M | 0.73% | $302.06K |
| Perkins capital management | 1.06M | 0.72% | $299.05K |
| Balyasny asset management | 859.52K | 0.59% | $242.56K |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Birchview capital, lp | 5.74M | 1.61% | $1.62M |
| Amh equity | 651.87K | 0.98% | $997.36K |
| Perkins capital management | 1.06M | 0.30% | $299.05K |
| Telemark asset management | 8.28M | 0.21% | $2.34M |
| Monashee investment management | 2.00M | 0.20% | $564.40K |
| Bryn mawr trust | 6.10M | 0.17% | $9.33M |
| Silverarc capital management | 1.07M | 0.06% | $302.06K |
| Cvi | 38.53K | 0.05% | $58.96K |
| Perceptive advisors | 2.17M | 0.02% | $613.03K |
| Bridgeway capital management | 394.31K | 0.01% | $603.30K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Susquehanna group, llp | 1.12M | 0.00% | 987.48K |
| Vanguard group | 3.82M | 0.00% | 861.00K |
| Balyasny asset management | 859.52K | 0.00% | 859.52K |
| Goldman sachs group | 118.03K | - | 118.03K |
| Bridgeway capital management | 394.31K | 0.01% | 109.80K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Sio capital management | - | - | -4.34M |
| Aigh capital management | - | - | -4.27M |
| Soleus capital management | - | - | -4.04M |
| Opaleye management | - | - | -3.23M |
| Silverarc capital management | 1.07M | 0.06% | -3.03M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Goldman sachs group | 118.03K | - | 118.03K | $180.59K |
| Nantahala capital management | 84.90K | 0.00% | 84.90K | $23.96K |
| Cvi | 38.53K | 0.05% | 38.53K | $58.96K |
| Cetera investment advisers | 10.00K | - | 10.00K | $2.82K |
| Bnp paribas arbitrage, snc | 1.00 | - | 1.00 | $2.00 |
Sold Out
| Holder | Change |
|---|---|
| Macquarie group | -512.00 |
| Maryland capital advisors | -1.00K |
| Tower research capital llc (trc) | -2.95K |
| Point72 asia (singapore) pte. | -7.01K |
| Nwam | -10.00K |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 40 | -34.43% | 35,612,550 | -33.23% | 24 | 1.83% | 14 | -41.67% | 11 | -42.11% |
| Mar 31, 2025 | 62 | 3.33% | 53,381,434 | -8.98% | 36 | 2.27% | 25 | -35.90% | 20 | 185.71% |
| Dec 31, 2024 | 60 | 11.11% | 58,649,815 | -5.74% | 40 | 2.22% | 39 | 50.00% | 7 | 16.67% |
| Sep 30, 2024 | 53 | 12.77% | 56,123,896 | 5.03% | 38 | 1.27% | 24 | -22.58% | 7 | -12.50% |
| Jun 30, 2024 | 47 | 11.90% | 53,436,850 | 232.22% | 54 | 14.33% | 31 | 29.17% | 8 | -11.11% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 2.25M | 1.53% | -49.13K |
| Vanguard US Total Market Shares ETF | 1.44M | 0.98% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 974.58K | 0.66% | -444.09K |
| 1290 Essex Small Cap Growth I | 179.59K | 0.12% | 1.50K |
| Pleiades Small Cap Equity A | 139.71K | 0.10% | - |
| BlackRock Extended Equity Market K | 131.64K | 0.09% | 131.64K |
| Extended Equity Market Fund K | 127.70K | 0.09% | -2.55K |
| Bridgeway Ultra-Small Company Market | 116.31K | 0.08% | - |
| NT Ext Equity Mkt Idx Fd - NL | 84.61K | 0.06% | - |
| NT Ext Equity Mkt Idx Fd - L | 83.02K | 0.06% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Sep 19, 2025 | SCHULER JACK W | Buy | $1000.00K | |
| Sep 17, 2025 | SCHULER JACK W | Buy | $92.57K | |
| Sep 18, 2025 | SCHULER JACK W | Buy | $18.85K | |
| Aug 29, 2025 | SCHULER JACK W | Buy | $1.50M | |
| Aug 13, 2025 | Cowie Robin Harper | CFO, Sec'y & Treasurer | Sell | $411.30 |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | 4 | 5 |
| 2025 Q2 | 2 | 10 |
| 2025 Q1 | - | 5 |
| 2024 Q4 | 10 | 10 |
| 2024 Q3 | - | 10 |
BDSX Ownership FAQ
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