BioLife Solutions Ownership | Who Owns BioLife Solutions?
BioLife Solutions Ownership Summary
BioLife Solutions is owned by 100.80% institutional investors, 2.08% insiders. Casdin capital is the largest institutional shareholder, holding 14.03% of BLFS shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 4.61% of its assets in BioLife Solutions shares.
BLFS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | BioLife Solutions | 100.80% | 2.08% | -2.88% |
| Sector | Healthcare Stocks | 42.53% | 10.81% | 46.67% |
| Industry | Medical Instruments & Supplies Stocks | 40.77% | 13.85% | 45.38% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Casdin capital | 6.71M | 14.03% | $171.10M |
| Blackrock | 5.49M | 12.08% | $117.61M |
| Blackrock funding, inc. /de | 5.60M | 11.72% | $142.87M |
| T. rowe price investment management | 4.07M | 8.51% | $103.75M |
| Invesco | 3.60M | 7.53% | $91.82M |
| Vanguard group | 2.97M | 6.21% | $75.70M |
| State street | 1.46M | 3.05% | $37.16M |
| Fred alger management | 1.11M | 2.32% | $28.29M |
| Massachusetts financial services co /ma/ | 1.10M | 2.30% | $27.99M |
| Fmr | 1.02M | 2.13% | $25.91M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Casdin capital | 6.71M | 14.27% | $171.10M |
| Gagnon advisors | 274.22K | 4.32% | $7.00M |
| Gagnon securities | 535.76K | 2.74% | $13.67M |
| Summit creek advisors | 192.26K | 0.71% | $4.90M |
| Palisade capital management, lp | 908.44K | 0.63% | $23.17M |
| Ranger investment management | 289.93K | 0.52% | $7.40M |
| Meros investment management, lp | 46.61K | 0.51% | $1.19M |
| Next century growth investors | 264.00K | 0.49% | $6.73M |
| Uniplan investment counsel | 194.76K | 0.49% | $4.97M |
| Bard financial services | 153.47K | 0.43% | $3.92M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fmr | 1.02M | 0.00% | 1.01M |
| Summit creek advisors | 192.26K | 0.71% | 192.26K |
| Raymond james & associates | 134.19K | 0.00% | 134.19K |
| Royal bank of canada | 919.24K | 0.00% | 127.92K |
| Point72 asset management | 113.03K | 0.00% | 113.03K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Casdin capital | 6.71M | 14.27% | -1.00M |
| William blair investment management | - | - | -946.62K |
| Millennium management | 388.50K | 0.00% | -756.84K |
| Cramer rosenthal mcglynn | 96.59K | 0.15% | -607.57K |
| Park west asset management | - | - | -344.47K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Summit creek advisors | 192.26K | 0.71% | 192.26K | $4.90M |
| Raymond james & associates | 134.19K | 0.00% | 134.19K | $2.88M |
| Engineers gate manager lp | 43.28K | 0.01% | 43.28K | $1.10M |
| Exoduspoint capital management, lp | 36.05K | 0.01% | 36.05K | $919.76K |
| Quantbot technologies lp | 17.90K | 0.01% | 17.90K | $456.58K |
Sold Out
| Holder | Change |
|---|---|
| Eversource wealth advisors | -1.00 |
| Larson financial group | -4.00 |
| Mendota financial group | -4.00 |
| Massmutual trust co fsb/adv | -5.00 |
| Capital performance advisors llp | -10.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 183 | -1.61% | 48,180,912 | -0.93% | 100 | 0.97% | 95 | -13.64% | 58 | 20.83% |
| Jun 30, 2025 | 190 | -1.04% | 49,819,283 | 3.44% | 104 | 1.00% | 112 | 30.23% | 49 | -22.22% |
| Mar 31, 2025 | 6 | -96.70% | 9,932,413 | -78.79% | 21 | 0.20% | 1 | -98.88% | 3 | -94.83% |
| Dec 31, 2024 | 182 | -6.19% | 46,822,936 | 3.62% | 101 | 1.06% | 88 | -2.22% | 59 | -10.61% |
| Sep 30, 2024 | 194 | 16.87% | 45,154,317 | -3.08% | 97 | 0.95% | 90 | 1.12% | 66 | 37.50% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 2.21M | 4.61% | - |
| T. Rowe Price US Small-Cap Core Equity | 1.90M | 3.98% | 1.90M |
| T. Rowe Price Small-Cap Stock | 1.87M | 3.90% | -37.31K |
| Vanguard US Total Market Shares ETF | 1.38M | 2.91% | - |
| Vanguard Total Stock Mkt Idx Inv | 1.38M | 2.89% | -30.70K |
| Alger Small Cap Focus I | 1.18M | 2.46% | -97.02K |
| Alger Small Cap Focus Composite | 1.18M | 2.46% | -97.02K |
| T. Rowe Price Instl Small-Cap Stock | 942.18K | 1.97% | -10.20K |
| T. Rowe Price U.S. SC Core Eq Tr-D | 935.17K | 1.96% | 935.17K |
| iShares Russell 2000 ETF | 923.79K | 1.93% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Nov 21, 2025 | DuRoss Amy | - | Sell | $26.00K |
| Nov 20, 2025 | DuRoss Amy | - | Sell | $110.86K |
| Nov 19, 2025 | DuRoss Amy | - | Sell | $11.69K |
| Nov 12, 2025 | DE GREEF RODERICK | President and CEO | Sell | $864.86K |
| Nov 13, 2025 | DE GREEF RODERICK | President and CEO | Sell | $789.41K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | 16 |
| 2025 Q3 | - | 22 |
| 2025 Q2 | - | 24 |
| 2025 Q1 | - | 27 |
| 2024 Q4 | - | 22 |
BLFS Ownership FAQ
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