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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 22 '26 | Sale | 26.78 | 10,926 | 292,646 | 479,989 | May 26 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 21 '26 | Option Exercise | 0.00 | 46,500 | 0 | 490,915 | May 26 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 18 '26 | Sale | 26.76 | 1,129 | 30,212 | 467,665 | May 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 17 '26 | Option Exercise | 0.00 | 4,838 | 0 | 468,794 | May 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 12 '26 | Sale | 26.71 | 3,322 | 88,731 | 466,375 | May 13 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 11 '26 | Option Exercise | 0.00 | 14,240 | 0 | 469,697 | May 13 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Apr 17 '26 | Sale | 20.22 | 9,550 | 193,066 | 462,577 | Apr 20 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Apr 16 '26 | Option Exercise | 0.00 | 40,624 | 0 | 472,127 | Apr 20 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Mar 09 '26 | Sale | 16.08 | 6,693 | 107,633 | 451,815 | Mar 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Mar 06 '26 | Option Exercise | 0.00 | 31,250 | 0 | 458,508 | Mar 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Feb 23 '26 | Sale | 15.57 | 10,034 | 156,197 | 442,883 | Feb 24 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Feb 21 '26 | Option Exercise | 0.00 | 46,500 | 0 | 452,917 | Feb 24 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Feb 18 '26 | Sale | 15.00 | 1,038 | 15,570 | 429,667 | Feb 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Feb 17 '26 | Option Exercise | 0.00 | 4,838 | 0 | 430,705 | Feb 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Feb 12 '26 | Sale | 15.70 | 3,354 | 52,658 | 428,286 | Feb 13 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Feb 11 '26 | Option Exercise | 0.00 | 14,240 | 0 | 431,640 | Feb 13 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Dec 08 '25 | Sale | 16.51 | 7,294 | 120,424 | 424,520 | Dec 09 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Dec 06 '25 | Option Exercise | 0.00 | 31,250 | 0 | 431,814 | Dec 09 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Nov 24 '25 | Sale | 13.45 | 10,940 | 147,154 | 416,189 | Nov 26 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Nov 21 '25 | Option Exercise | 0.00 | 46,500 | 0 | 427,129 | Nov 26 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Nov 18 '25 | Sale | 14.48 | 4,466 | 64,665 | 403,879 | Nov 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Nov 17 '25 | Option Exercise | 0.00 | 18,728 | 0 | 408,345 | Nov 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Nov 12 '25 | Sale | 11.55 | 3,328 | 38,438 | 398,981 | Nov 13 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Nov 11 '25 | Option Exercise | 0.00 | 14,240 | 0 | 402,309 | Nov 13 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Sep 08 '25 | Sale | 15.84 | 7,294 | 115,537 | 395,189 | Sep 09 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Sep 06 '25 | Option Exercise | 0.00 | 31,250 | 0 | 402,483 | Sep 09 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Aug 22 '25 | Sale | 13.22 | 10,940 | 144,657 | 386,858 | Aug 25 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Aug 21 '25 | Option Exercise | 0.00 | 46,500 | 0 | 397,798 | Aug 25 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Aug 18 '25 | Sale | 13.19 | 4,409 | 58,141 | 374,548 | Aug 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Aug 17 '25 | Option Exercise | 0.00 | 18,724 | 0 | 378,957 | Aug 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Jul 09 '25 | Sale | 15.69 | 32,979 | 517,523 | 369,595 | Jul 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Jun 09 '25 | Sale | 14.50 | 7,169 | 103,951 | 315,074 | Jun 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Jun 06 '25 | Option Exercise | 0.00 | 31,250 | 0 | 322,243 | Jun 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 22 '25 | Sale | 11.88 | 9,999 | 118,743 | 306,618 | May 23 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 21 '25 | Option Exercise | 0.00 | 46,500 | 0 | 348,750 | May 23 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 19 '25 | Sale | 11.84 | 3,808 | 45,097 | 293,367 | May 20 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 17 '25 | Option Exercise | 0.00 | 18,728 | 0 | 297,175 | May 20 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Mar 07 '25 | Sale | 11.97 | 6,669 | 79,828 | 287,811 | Mar 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Mar 06 '25 | Option Exercise | 0.00 | 31,250 | 0 | 294,480 | Mar 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Feb 18 '25 | Sale | 9.82 | 5,104 | 50,143 | 278,855 | Feb 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Feb 17 '25 | Option Exercise | 0.00 | 18,726 | 0 | 283,959 | Feb 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Dec 09 '24 | Sale | 9.75 | 7,627 | 74,363 | 274,596 | Dec 09 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Dec 06 '24 | Option Exercise | 0.00 | 31,250 | 0 | 282,223 | Dec 09 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Nov 18 '24 | Sale | 9.26 | 14,400 | 133,294 | 266,598 | Nov 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Nov 17 '24 | Option Exercise | 0.00 | 60,396 | 0 | 280,998 | Nov 19 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Sep 09 '24 | Sale | 12.19 | 7,352 | 89,622 | 250,800 | Sep 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Sep 06 '24 | Option Exercise | 0.00 | 31,250 | 0 | 258,152 | Sep 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Aug 19 '24 | Sale | 12.01 | 14,215 | 170,769 | 242,527 | Aug 21 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Aug 17 '24 | Option Exercise | 0.00 | 60,390 | 0 | 256,742 | Aug 21 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Jun 07 '24 | Sale | 11.53 | 7,465 | 86,068 | 224,547 | Jun 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | Jun 06 '24 | Option Exercise | 0.00 | 31,250 | 0 | 234,375 | Jun 10 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 20 '24 | Sale | 11.76 | 21,959 | 258,337 | 216,387 | May 21 12:00 AM |
| KALV | Palleiko Benjamin L | CHIEF EXECUTIVE OFFICER | May 17 '24 | Option Exercise | 0.00 | 102,062 | 0 | 238,346 | May 21 12:00 AM |
| KALV | Palleiko Benjamin L | CFO, CBO | Feb 20 '24 | Sale | 14.11 | 22,802 | 321,846 | 187,315 | Feb 21 12:00 AM |
| KALV | Palleiko Benjamin L | CFO, CBO | Feb 17 '24 | Option Exercise | 0.00 | 102,058 | 0 | 210,117 | Feb 21 12:00 AM |
| KALV | Palleiko Benjamin L | CFO, CBO | Feb 14 '24 | Sale | 15.01 | 40,855 | 613,205 | 159,088 | Feb 16 12:00 AM |