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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Mar 03 '26 | Sale | 20.74 | 219 | 4,542 | 93,360 | Mar 05 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jan 06 '26 | Sale | 25.59 | 241 | 6,167 | 75,765 | Jan 08 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Dec 15 '25 | Sale | 24.46 | 713 | 17,440 | 76,006 | Dec 17 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Dec 09 '25 | Sale | 25.13 | 233 | 5,855 | 76,719 | Dec 17 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Nov 25 '25 | Sale | 26.74 | 217 | 5,803 | 76,952 | Nov 28 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Oct 09 '25 | Sale | 27.36 | 188 | 5,144 | 77,169 | Oct 14 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Sep 15 '25 | Sale | 25.61 | 714 | 18,286 | 77,357 | Sep 17 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Sep 11 '25 | Sale | 26.83 | 233 | 6,251 | 78,071 | Sep 15 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Aug 26 '25 | Sale | 25.44 | 219 | 5,571 | 78,304 | Aug 28 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jul 07 '25 | Sale | 22.27 | 198 | 4,409 | 78,523 | Jul 09 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jun 16 '25 | Sale | 22.23 | 711 | 15,806 | 78,721 | Jun 18 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jun 10 '25 | Sale | 23.70 | 235 | 5,570 | 79,432 | Jun 12 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | May 28 '25 | Sale | 22.46 | 217 | 4,874 | 79,667 | May 30 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Apr 09 '25 | Sale | 20.11 | 210 | 4,223 | 79,884 | Apr 11 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Apr 01 '25 | Sale | 22.66 | 5,771 | 130,771 | 80,094 | Apr 03 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Mar 17 '25 | Sale | 25.44 | 5,390 | 137,122 | 43,165 | Mar 20 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Mar 14 '25 | Sale | 24.96 | 5,632 | 140,575 | 45,860 | Mar 18 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Mar 12 '25 | Sale | 26.34 | 7,324 | 192,914 | 51,492 | Mar 13 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Mar 11 '25 | Sale | 25.00 | 1,091 | 27,275 | 58,816 | Mar 13 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Mar 03 '25 | Sale | 25.46 | 284 | 7,231 | 59,907 | Mar 05 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Feb 12 '25 | Sale | 26.54 | 53 | 1,407 | 60,191 | Feb 14 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jan 06 '25 | Sale | 27.02 | 240 | 6,485 | 60,244 | Jan 08 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Nov 26 '24 | Sale | 27.20 | 216 | 5,875 | 60,484 | Nov 29 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Oct 30 '24 | Sale | 23.15 | 203 | 4,699 | 60,700 | Nov 01 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Sep 16 '24 | Sale | 25.12 | 229 | 5,752 | 60,903 | Sep 18 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Aug 21 '24 | Sale | 25.61 | 64 | 1,639 | 61,132 | Sep 18 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jul 19 '24 | Sale | 21.01 | 300 | 6,303 | 61,196 | Sep 18 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jul 11 '24 | Sale | 20.54 | 187 | 3,841 | 61,496 | Sep 18 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jul 01 '24 | Sale | 21.03 | 3,000 | 63,090 | 61,683 | Jul 03 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | May 29 '24 | Sale | 21.78 | 345 | 7,514 | 64,683 | May 31 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | May 17 '24 | Sale | 22.18 | 57 | 1,264 | 65,028 | May 21 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Apr 22 '24 | Sale | 16.50 | 410 | 6,765 | 65,085 | Apr 23 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Apr 18 '24 | Sale | 15.31 | 348 | 5,328 | 65,495 | Apr 23 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Apr 01 '24 | Sale | 17.65 | 4,000 | 70,600 | 65,843 | Apr 03 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Mar 12 '24 | Sale | 16.60 | 4,361 | 72,393 | 69,843 | Mar 12 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Mar 11 '24 | Sale | 17.42 | 269 | 4,686 | 74,204 | Mar 12 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Feb 21 '24 | Sale | 17.35 | 58 | 1,006 | 41,806 | Feb 23 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jan 23 '24 | Sale | 17.11 | 336 | 5,749 | 41,864 | Jan 25 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jan 19 '24 | Sale | 16.76 | 862 | 14,447 | 42,200 | Jan 23 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Dec 01 '23 | Sale | 12.37 | 394 | 4,874 | 43,062 | Dec 04 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Nov 13 '23 | Sale | 10.77 | 76 | 819 | 43,456 | Nov 15 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Aug 25 '23 | Sale | 10.99 | 347 | 3,814 | 43,532 | Aug 29 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Aug 14 '23 | Sale | 12.38 | 104 | 1,288 | 43,879 | Aug 16 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Jul 24 '23 | Sale | 19.50 | 462 | 9,009 | 43,983 | Jul 26 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | May 31 '23 | Sale | 23.21 | 337 | 7,822 | 44,445 | Jun 02 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | May 15 '23 | Sale | 18.71 | 72 | 1,347 | 44,782 | May 17 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Apr 06 '23 | Sale | 20.03 | 1,478 | 29,604 | 42,351 | May 16 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Mar 31 '23 | Option Exercise | 0.00 | 5,590 | 0 | 45,885 | May 16 12:00 AM |
| BLFS | Aebersold Sarah | Chief Human Resources Officer | Apr 19 '23 | Sale | 19.33 | 292 | 5,644 | 42,059 | Apr 21 12:00 AM |