BIOLIFE SOLUTIONS INC (BLFS) Stock Ownership and Short Interest
USA - NASDAQ:BLFS - US09062W2044 - Common Stock
27.85 USD
+0.53 (+1.94%)
| Shares Outstanding | 47.91M |
| Float | 46.85M |
| Float Short Interest Percentage | 8.39% |
| Owners (insider) | 2.2% |
| Owners (institutional) | 104.58% |
| Owners (insider) change | 0.13% |
| Owners (institutional) change | -0.46% |
Insider Transactions
Top Institutional Holders
Insider Owners
| Date | Name | Type | Shares | Price | Amount |
|---|---|---|---|---|---|
| Oct 15, 2025 | Casdin Partners Master Fund, L.P. | Open Market Sale | 750000 | 28.55 | $ 21,410,325.00 |
| Oct 15, 2025 | Casdin Capital, LLC | Open Market Sale | 750000 | 28.55 | $ 21,410,325.00 |
| Oct 15, 2025 | Casdin Partners GP, LLC | Open Market Sale | 750000 | 28.55 | $ 21,410,325.00 |
| Oct 15, 2025 | Casdin Eli | Open Market Sale | 750000 | 28.55 | $ 21,410,325.00 |
| Oct 9, 2025 | Wichterman Troy | Open Market Sale | 833 | 27.36 | $ 22,790.88 |
| Oct 9, 2025 | Berard Todd | Open Market Sale | 289 | 27.36 | $ 7,907.04 |
| Oct 9, 2025 | Mathew Aby J. | Open Market Sale | 509 | 27.36 | $ 13,926.24 |
| Oct 9, 2025 | Aebersold Sarah | Open Market Sale | 188 | 27.36 | $ 5,143.68 |
| Oct 9, 2025 | Foster Karen A. | Open Market Sale | 419 | 27.36 | $ 11,463.84 |
| Sep 15, 2025 | Aebersold Sarah | Open Market Sale | 714 | 25.61 | $ 18,285.54 |
| Sep 11, 2025 | Foster Karen A. | Open Market Sale | 511 | 26.83 | $ 13,710.13 |
| Sep 11, 2025 | Mathew Aby J. | Open Market Sale | 630 | 26.83 | $ 16,902.90 |
| Sep 11, 2025 | Wichterman Troy | Open Market Sale | 1032 | 26.83 | $ 27,688.56 |
| Sep 11, 2025 | Berard Todd | Open Market Sale | 358 | 26.83 | $ 9,605.14 |
| Sep 11, 2025 | Aebersold Sarah | Open Market Sale | 233 | 26.83 | $ 6,251.39 |
| Sep 11, 2025 | Werner Sean | Open Market Sale | 72 | 26.83 | $ 1,931.76 |
| Aug 26, 2025 | Mathew Aby J. | Open Market Sale | 531 | 25.44 | $ 13,508.64 |
| Aug 26, 2025 | Foster Karen A. | Open Market Sale | 413 | 25.44 | $ 10,506.72 |
| Aug 26, 2025 | Werner Sean | Open Market Sale | 111 | 25.44 | $ 2,823.84 |
| Aug 26, 2025 | Berard Todd | Open Market Sale | 354 | 25.44 | $ 9,005.76 |
| Aug 26, 2025 | Wichterman Troy | Open Market Sale | 590 | 25.44 | $ 15,009.60 |
| Aug 26, 2025 | Aebersold Sarah | Open Market Sale | 219 | 25.44 | $ 5,571.36 |
| Aug 25, 2025 | Berard Todd | Open Market Sale | 10000 | 25.53 | $ 255,300.00 |
| Aug 11, 2025 | Casdin Partners Master Fund, L.P. | Open Market Sale | 500000 | 22.60 | $ 11,300,000.00 |
| Aug 11, 2025 | Casdin Capital, LLC | Open Market Sale | 500000 | 22.60 | $ 11,300,000.00 |
| Aug 11, 2025 | Casdin Partners GP, LLC | Open Market Sale | 500000 | 22.60 | $ 11,300,000.00 |
| Aug 11, 2025 | Casdin Eli | Open Market Sale | 500000 | 22.60 | $ 11,300,000.00 |
| Jul 18, 2025 | Werner Sean | Open Market Sale | 1115 | 21.22 | $ 23,660.30 |
| Jul 7, 2025 | Berard Todd | Open Market Sale | 304 | 22.27 | $ 6,770.08 |
| Jul 7, 2025 | Aebersold Sarah | Open Market Sale | 198 | 22.27 | $ 4,409.46 |
| Jul 7, 2025 | Foster Karen A. | Open Market Sale | 400 | 22.27 | $ 8,908.00 |
| Jul 7, 2025 | Wichterman Troy | Open Market Sale | 877 | 22.27 | $ 19,530.79 |
| Jul 7, 2025 | Mathew Aby J. | Open Market Sale | 536 | 22.27 | $ 11,936.72 |
| Jun 16, 2025 | Aebersold Sarah | Open Market Sale | 711 | 22.23 | $ 15,805.53 |
| Jun 10, 2025 | Wichterman Troy | Open Market Sale | 1042 | 23.70 | $ 24,695.40 |
| Jun 10, 2025 | Werner Sean | Open Market Sale | 65 | 23.70 | $ 1,540.50 |
| Jun 10, 2025 | Aebersold Sarah | Open Market Sale | 235 | 23.70 | $ 5,569.50 |
| Jun 10, 2025 | Foster Karen A. | Open Market Sale | 320 | 23.70 | $ 7,584.00 |
| Jun 10, 2025 | Berard Todd | Open Market Sale | 362 | 23.70 | $ 8,579.40 |
| Jun 10, 2025 | Mathew Aby J. | Open Market Sale | 637 | 23.70 | $ 15,096.90 |
| Jun 10, 2025 | Casdin Partners Master Fund, L.P. | Open Market Sale | 1000000 | 23.80 | $ 23,800,000.00 |
| Jun 10, 2025 | Casdin Capital, LLC | Open Market Sale | 1000000 | 23.80 | $ 23,800,000.00 |
| Jun 10, 2025 | Casdin Partners GP, LLC | Open Market Sale | 1000000 | 23.80 | $ 23,800,000.00 |
| Jun 10, 2025 | Casdin Eli | Open Market Sale | 1000000 | 23.80 | $ 23,800,000.00 |
| May 29, 2025 | Mathew Aby J. | Grant | 45269 | $ 0.00 | |
| May 28, 2025 | Foster Karen A. | Open Market Sale | 251 | 22.46 | $ 5,637.46 |
| May 28, 2025 | Aebersold Sarah | Open Market Sale | 217 | 22.46 | $ 4,873.82 |
| May 28, 2025 | Berard Todd | Open Market Sale | 348 | 22.46 | $ 7,816.08 |
| May 28, 2025 | Mathew Aby J. | Open Market Sale | 521 | 22.46 | $ 11,701.66 |
| Apr 9, 2025 | Mathew Aby J. | Open Market Sale | 569 | 20.11 | $ 11,442.59 |
| Apr 9, 2025 | Aebersold Sarah | Open Market Sale | 210 | 20.11 | $ 4,223.10 |
| Apr 9, 2025 | Berard Todd | Open Market Sale | 324 | 20.11 | $ 6,515.64 |
| Apr 9, 2025 | Foster Karen A. | Open Market Sale | 286 | 20.11 | $ 5,751.46 |
| Apr 9, 2025 | Wichterman Troy | Open Market Sale | 932 | 20.11 | $ 18,742.52 |
| Apr 7, 2025 | Casdin Partners Master Fund, L.P. | Other Aquisition | 27994 | $ 0.00 | |
| Apr 7, 2025 | Casdin Capital, LLC | Other Aquisition | 27994 | $ 0.00 | |
| Apr 7, 2025 | Casdin Partners GP, LLC | Other Aquisition | 27994 | $ 0.00 | |
| Apr 7, 2025 | Casdin Eli | Other Aquisition | 27994 | $ 0.00 | |
| Apr 1, 2025 | Mathew Aby J. | Open Market Sale | 10589 | 22.66 | $ 239,946.74 |
| Apr 1, 2025 | Aebersold Sarah | Open Market Sale | 5771 | 22.66 | $ 130,770.86 |
| Apr 1, 2025 | Berard Todd | Open Market Sale | 8902 | 22.66 | $ 201,719.32 |
| Apr 1, 2025 | Wichterman Troy | Open Market Sale | 25687 | 22.66 | $ 582,067.42 |
| Apr 1, 2025 | Foster Karen A. | Open Market Sale | 7869 | 22.66 | $ 178,311.54 |
| Mar 18, 2025 | MOORE TIMOTHY L. | Grant | 6876 | $ 0.00 | |
| Mar 18, 2025 | Foster Karen A. | Grant | 48810 | $ 0.00 | |
| Mar 18, 2025 | Ellingson Rachel | Grant | 6876 | $ 0.00 | |
| Mar 18, 2025 | Mathew Aby J. | Grant | 59564 | $ 0.00 | |
| Mar 18, 2025 | Berard Todd | Grant | 39897 | $ 0.00 | |
| Mar 18, 2025 | Wichterman Troy | Grant | 98120 | $ 0.00 | |
| Mar 18, 2025 | GOSWAMI JOYDEEP | Grant | 6876 | $ 0.00 | |
| Mar 18, 2025 | Werner Sean | Grant | 22919 | $ 0.00 | |
| Mar 18, 2025 | DE GREEF RODERICK | Grant | 112835 | $ 0.00 | |
| Mar 18, 2025 | Aebersold Sarah | Grant | 37068 | $ 0.00 | |
| Mar 18, 2025 | DuRoss Amy | Grant | 6876 | $ 0.00 | |
| Mar 18, 2025 | Coste Catherine | Grant | 5701 | $ 0.00 | |
| Mar 18, 2025 | Hunt Anthony | Grant | 6876 | $ 0.00 | |
| Mar 17, 2025 | Aebersold Sarah | Open Market Sale | 2695 | 25.44 | $ 68,560.80 |
| Mar 14, 2025 | Aebersold Sarah | Open Market Sale | 8327 | 25.12 | $ 209,135.52 |
| Mar 14, 2025 | DuRoss Amy | Open Market Sale | 5632 | 24.96 | $ 140,574.72 |
| Mar 11, 2025 | Berard Todd | Open Market Sale | 1577 | 25.00 | $ 39,425.00 |
| Mar 11, 2025 | Aebersold Sarah | Open Market Sale | 8415 | 26.17 | $ 220,189.16 |
| Mar 11, 2025 | Mathew Aby J. | Open Market Sale | 1597 | 25.00 | $ 39,925.00 |
| Mar 11, 2025 | Foster Karen A. | Open Market Sale | 1331 | 25.00 | $ 33,275.00 |
| Mar 11, 2025 | Wichterman Troy | Open Market Sale | 4151 | 25.00 | $ 103,775.00 |
| Mar 3, 2025 | Aebersold Sarah | Open Market Sale | 284 | 25.46 | $ 7,230.64 |
| Mar 3, 2025 | Berard Todd | Open Market Sale | 424 | 25.46 | $ 10,795.04 |
| Mar 3, 2025 | Werner Sean | Open Market Sale | 224 | 24.90 | $ 5,577.20 |
| Mar 3, 2025 | Foster Karen A. | Open Market Sale | 324 | 25.46 | $ 8,249.04 |
| Mar 3, 2025 | Mathew Aby J. | Open Market Sale | 425 | 25.46 | $ 10,820.50 |
| Mar 3, 2025 | Wichterman Troy | Open Market Sale | 660 | 25.46 | $ 16,803.60 |
| Feb 12, 2025 | Mathew Aby J. | Open Market Sale | 92 | 26.54 | $ 2,441.68 |
| Feb 12, 2025 | Wichterman Troy | Open Market Sale | 159 | 26.54 | $ 4,219.86 |
| Feb 12, 2025 | Foster Karen A. | Open Market Sale | 78 | 26.54 | $ 2,070.12 |
| Feb 12, 2025 | Berard Todd | Open Market Sale | 102 | 26.54 | $ 2,707.08 |
| Feb 12, 2025 | Aebersold Sarah | Open Market Sale | 53 | 26.54 | $ 1,406.62 |
| Jan 6, 2025 | Aebersold Sarah | Open Market Sale | 240 | 27.02 | $ 6,484.80 |
| Jan 6, 2025 | Mathew Aby J. | Open Market Sale | 404 | 27.02 | $ 10,916.08 |
| Jan 6, 2025 | Berard Todd | Open Market Sale | 343 | 27.02 | $ 9,267.86 |
| Jan 6, 2025 | Foster Karen A. | Open Market Sale | 328 | 27.02 | $ 8,862.56 |
| Jan 6, 2025 | Wichterman Troy | Open Market Sale | 987 | 27.02 | $ 26,668.74 |
| Dec 16, 2024 | Mathew Aby J. | Open Market Sale | 20800 | 27.22 | $ 566,220.68 |
| Nov 26, 2024 | Mathew Aby J. | Open Market Sale | 523 | 27.20 | $ 14,225.60 |
| Nov 26, 2024 | Berard Todd | Open Market Sale | 349 | 27.20 | $ 9,492.80 |
| Nov 26, 2024 | Aebersold Sarah | Open Market Sale | 216 | 27.20 | $ 5,875.20 |
| Nov 26, 2024 | Wichterman Troy | Open Market Sale | 581 | 27.20 | $ 15,803.20 |
| Nov 26, 2024 | Foster Karen A. | Open Market Sale | 252 | 27.20 | $ 6,854.40 |
| Nov 15, 2024 | Mathew Aby J. | Option Excercise | 10000 | 2.06 | $ 20,600.00 |
| Nov 15, 2024 | Mathew Aby J. | Open Market Sale | 42604 | 20.70 | $ 882,110.20 |
| Nov 12, 2024 | Berard Todd | Open Market Sale | 91 | 26.34 | $ 2,396.94 |
| Nov 12, 2024 | Foster Karen A. | Open Market Sale | 66 | 26.34 | $ 1,738.44 |
| Nov 12, 2024 | Mathew Aby J. | Open Market Sale | 123 | 26.34 | $ 3,239.82 |
| Nov 12, 2024 | Wichterman Troy | Open Market Sale | 147 | 26.19 | $ 3,849.93 |
| Oct 30, 2024 | Aebersold Sarah | Open Market Sale | 203 | 23.15 | $ 4,699.45 |
| Oct 30, 2024 | Wichterman Troy | Open Market Sale | 894 | 23.15 | $ 20,696.10 |
| Oct 30, 2024 | Berard Todd | Open Market Sale | 311 | 23.15 | $ 7,199.65 |
| Oct 30, 2024 | Foster Karen A. | Open Market Sale | 277 | 23.15 | $ 6,412.55 |
| Oct 30, 2024 | Mathew Aby J. | Open Market Sale | 547 | 23.15 | $ 12,663.05 |