PAGEInsider
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| CELC | Buller Richard E | Director | May 04 '26 | Sale | 140.46 | 9,000 | 1,264,181 | 6,760 | May 06 |
| CELC | Buller Richard E | Director | May 04 '26 | Option Exercise | 5.10 | 9,000 | 45,900 | 15,760 | May 06 |
| CELC | Buller Richard E | Director | Mar 31 '26 | Sale | 110.27 | 3,000 | 330,804 | 6,760 | Apr 02 |
| CELC | Buller Richard E | Director | Mar 31 '26 | Option Exercise | 5.10 | 3,000 | 15,300 | 9,760 | Apr 02 |
| CELC | Buller Richard E | Director | Dec 05 '25 | Sale | 105.69 | 3,000 | 317,069 | 6,760 | Dec 09 |
| CELC | Buller Richard E | Director | Dec 05 '25 | Option Exercise | 5.50 | 3,000 | 16,500 | 9,760 | Dec 09 |
| CELC | Buller Richard E | Director | Dec 01 '25 | Option Exercise | 14.83 | 1,100 | 16,313 | 8,360 | Dec 03 |
| CELC | Buller Richard E | Director | Dec 01 '25 | Sale | 98.13 | 1,100 | 107,948 | 7,260 | Dec 03 |
| CELC | Buller Richard E | Director | Nov 20 '25 | Sale | 96.73 | 3,900 | 377,255 | 7,260 | Nov 21 |
| CELC | Buller Richard E | Director | Nov 20 '25 | Option Exercise | 14.83 | 3,900 | 57,837 | 11,160 | Nov 21 |
| CELC | Buller Richard E | Director | Oct 23 '24 | Sale | 16.25 | 350 | 5,688 | 6,681 | Oct 25 |
| CELC | Buller Richard E | Director | Aug 23 '24 | Sale | 16.95 | 350 | 5,933 | 7,031 | Aug 27 |
| CELC | Buller Richard E | Director | Jun 21 '24 | Sale | 15.68 | 350 | 5,488 | 7,381 | Jun 25 |
| CELC | Buller Richard E | Director | Apr 24 '24 | Sale | 17.06 | 350 | 5,971 | 7,731 | Apr 26 |
| CELC | Buller Richard E | Director | Feb 21 '24 | Sale | 14.15 | 350 | 4,953 | 8,081 | Feb 23 |
| CELC | Buller Richard E | Director | Dec 20 '23 | Sale | 14.37 | 350 | 5,030 | 8,431 | Dec 22 |
| CELC | Buller Richard E | Director | Oct 25 '23 | Sale | 10.23 | 350 | 3,581 | 8,781 | Oct 27 |
| CELC | Buller Richard E | Director | Aug 30 '23 | Sale | 9.28 | 350 | 3,248 | 9,131 | Sep 01 |
| CELC | Buller Richard E | Director | Aug 23 '23 | Sale | 9.82 | 300 | 2,946 | 9,481 | Aug 25 |
| CELC | Buller Richard E | Director | Jun 23 '23 | Sale | 11.79 | 300 | 3,537 | 9,781 | Jun 27 |
| CELC | Buller Richard E | Director | May 23 '23 | Sale | 11.10 | 75 | 833 | 10,081 | May 25 |
| CELC | Buller Richard E | Director | May 22 '23 | Sale | 10.50 | 100 | 1,050 | 10,156 | May 23 |
| CELC | Buller Richard E | Director | May 19 '23 | Sale | 9.85 | 250 | 2,463 | 10,256 | May 23 |
| CELC | Buller Richard E | Director | Apr 21 '23 | Sale | 9.70 | 300 | 2,910 | 8,548 | Apr 25 |
| CELC | Buller Richard E | Director | Feb 21 '23 | Sale | 11.40 | 300 | 3,420 | 8,848 | Feb 23 |
| CELC | Buller Richard E | Director | Dec 19 '22 | Sale | 11.11 | 300 | 3,334 | 9,148 | Dec 21 |
| CELC | Buller Richard E | Director | Oct 20 '22 | Sale | 9.97 | 300 | 2,991 | 9,448 | Oct 24 |
| CELC | Buller Richard E | director: | Aug 30 '22 | Sale | 10.02 | 100 | 1,002 | 9,748 | Sep 01 |
| CELC | Buller Richard E | Director | Aug 26 '22 | Sale | 9.95 | 150 | 1,493 | 9,848 | Aug 29 |
| CELC | Buller Richard E | director: | Aug 25 '22 | Sale | 10.05 | 200 | 2,010 | 9,998 | Aug 29 |
| CELC | Buller Richard E | director: | Aug 19 '22 | Sale | 8.95 | 300 | 2,685 | 10,198 | Aug 23 |
| CELC | Buller Richard E | director: | Jun 24 '22 | Sale | 9.47 | 300 | 2,841 | 10,498 | Jun 28 |
| CELC | Buller Richard E | director: | May 23 '22 | Sale | 6.24 | 750 | 4,683 | 10,798 | May 25 |
| CELC | Buller Richard E | director: | May 19 '22 | Sale | 5.65 | 250 | 1,413 | 11,548 | May 23 |
| CELC | Buller Richard E | director: | Apr 20 '22 | Sale | 7.34 | 300 | 2,202 | 8,525 | Apr 22 |
| CELC | Buller Richard E | Director | Nov 22 '21 | Sale | 15.54 | 250 | 3,886 | 8,825 | Nov 23 |
| CELC | Buller Richard E | Director | Nov 19 '21 | Sale | 16.15 | 250 | 4,037 | 9,075 | Nov 23 |