Krystal Biotech, Inc. — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| Krishnan Suma | President, R&D | Sale | 700 | $214.25 | $149,975 | 1,438,011 | Dec 4, 2025 |
| Krishnan Krish S | President and CEO | Sale | 10,461 | $221.82 | $2,320,459 | 1,413,911 | Dec 4, 2025 |
| Krishnan Krish S | President and CEO | Sale | 800 | $151.79 | $121,432 | 1,440,240 | Jul 16, 2025 |
| Krishnan Suma | President, R&D | Sale | 13,335 | $150.29 | $2,004,117 | 1,443,376 | Jul 15, 2025 |
| Krishnan Suma | President, R&D | Sale | 200 | $150.14 | $30,028 | 1,463,511 | Jul 10, 2025 |
| Krishnan Krish S | President and CEO | Sale | 300 | $151.39 | $45,417 | 1,456,711 | Jul 10, 2025 |
| Krishnan Suma | President, R&D | Sale | 1,331 | $179.55 | $238,981 | 1,463,711 | Mar 13, 2025 |
| Krishnan Krish S | President and CEO | Sale | 4,579 | $176.88 | $809,934 | 1,482,493 | Mar 13, 2025 |
| ROMANO KATHRYN | Chief Accounting Officer | Tax Withholding | 2,315 | $179.25 | $414,964 | 15,289 | Feb 28, 2025 |
| Krishnan Suma | President, R&D | Option Exercise | 8,750 | — | — | 1,552,726 | Feb 28, 2025 |
| Krishnan Krish S | President and CEO | Tax Withholding | 10,414 | $179.25 | $1,866,710 | 1,491,997 | Feb 28, 2025 |
| Krishnan Suma | President, R&D | Sale | 200 | $168.31 | $33,662 | 1,478,182 | Dec 13, 2024 |
| Krishnan Krish S | President and CEO | Sale | 6,302 | $163.07 | $1,027,667 | 1,555,960 | Dec 13, 2024 |
| ROSSI DINO A | — | Gift | 5,000 | — | — | 78,691 | Sep 13, 2024 |
| Krishnan Suma | President, R&D | Sale | 800 | $201.81 | $161,448 | 1,562,262 | Sep 12, 2024 |
| Krishnan Krish S | President and CEO | Sale | 8,497 | $195.43 | $1,660,569 | 1,517,385 | Sep 12, 2024 |
| Krishnan Suma | President, R&D | Sale | 2,099 | $172.24 | $361,532 | 1,547,883 | Jun 11, 2024 |
| Krishnan Krish S | President and CEO | Sale | 5,867 | $176.38 | $1,034,821 | 1,534,111 | Jun 11, 2024 |
| Gangolli Julian S | — | Option Exercise | 20,000 | $22.75 | $455,000 | 20,000 | May 20, 2024 |
| Krishnan Suma | President, R&D | Sale | 800 | $174.13 | $139,304 | 1,550,882 | Mar 11, 2024 |
| Krishnan Krish S | President and CEO | Sale | 1,314 | $174.00 | $228,636 | 1,612,262 | Mar 11, 2024 |
| ROMANO KATHRYN | Chief Accounting Officer | Sale | 648 | $162.71 | $105,436 | 12,936 | Feb 28, 2024 |
| ROMANO KATHRYN | Chief Accounting Officer | Sale | 523 | $163.13 | $85,317 | 12,936 | Feb 28, 2024 |
| Krishnan Suma | President, R&D | Tax Withholding | 3,471 | $163.08 | $566,051 | 1,575,882 | Feb 28, 2024 |
| Krishnan Krish S | President and CEO | Tax Withholding | 3,471 | $163.08 | $566,051 | 1,575,882 | Feb 28, 2024 |
| Krishnan Suma | President, R&D | Tax Withholding | 2,353 | $157.00 | $369,421 | 1,571,853 | Feb 26, 2024 |
| Krishnan Krish S | President and CEO | Tax Withholding | 3,791 | $157.00 | $595,187 | 1,630,547 | Feb 26, 2024 |
| ROMANO KATHRYN | Chief Accounting Officer | Option Exercise | 1,913 | $52.26 | $99,973 | 12,936 | Feb 26, 2024 |
| Romano Kathryn | Chief Accounting Officer | Sale | 2,500 | $130.00 | $325,000 | 12,556 | Jan 22, 2024 |
| Krishnan Suma | President, R&D | Sale | 4,400 | $104.41 | $459,404 | 1,654,938 | Dec 11, 2023 |
| Krishnan Krish S | President and CEO | Sale | 6,263 | $105.50 | $660,747 | 1,648,675 | Dec 11, 2023 |
| Krishnan Suma | President, R&D | Sale | 10,557 | $128.37 | $1,355,202 | 1,661,448 | Sep 11, 2023 |
| Krishnan Krish S | President and CEO | Sale | 2,110 | $129.10 | $272,401 | 1,659,338 | Sep 11, 2023 |
| JANNEY DANIEL | — | Sale | 5,000 | $127.86 | $639,300 | 126,297 | Jun 9, 2023 |
| ORTH ANDREW C. | Chief Commercial Officer | Sale | 5,261 | $128.10 | $673,934 | 7,339 | Jun 9, 2023 |
| Krishnan Suma | President, R&D | Sale | 18,884 | $116.00 | $2,190,544 | 1,690,454 | May 31, 2023 |
| Krishnan Krish S | President and CEO | Sale | 20,143 | $115.98 | $2,336,185 | 1,629,063 | May 31, 2023 |
| Romano Kathryn | Chief Accounting Officer | Sale | 2,955 | $109.17 | $322,597 | 12,556 | May 22, 2023 |
| JANNEY DANIEL | — | Sale | 50,000 | $95.02 | $4,751,000 | 157,362 | May 19, 2023 |
| JANNEY DANIEL | — | Sale | 17,100 | $90.74 | $1,551,654 | 207,362 | May 9, 2023 |
| JANNEY DANIEL | — | Sale | 7,900 | $90.32 | $713,528 | 224,462 | Apr 19, 2023 |
| Krishnan Suma | President, R&D | Sale | 9,429 | $87.41 | $824,189 | 1,659,430 | Apr 17, 2023 |
| Krishnan Krish S | President and CEO | Sale | 1,050 | $85.55 | $89,828 | 1,733,288 | Apr 17, 2023 |
| ROSSI DINO A | — | Sale | 40,000 | $83.25 | $3,330,000 | 83,691 | Mar 1, 2023 |
| Romano Kathryn | Chief Accounting Officer | Tax Withholding | 2,144 | $78.46 | $168,218 | 15,984 | Feb 26, 2023 |
| Krishnan Suma | President, R&D | Tax Withholding | 3,057 | $78.46 | $239,852 | 1,674,206 | Feb 26, 2023 |
| Krishnan Krish S | President and CEO | Tax Withholding | 4,350 | $78.46 | $341,301 | 1,734,338 | Feb 26, 2023 |
| Krishnan Suma | President, R&D | Sale | 2,048 | $80.75 | $165,376 | 1,739,491 | Jan 17, 2023 |
| Krishnan Krish S | President and CEO | Sale | 1,186 | $81.41 | $96,552 | 1,680,460 | Jan 17, 2023 |
| Krishnan Suma | President, R&D | Sale | 3,938 | $80.09 | $315,394 | 1,702,263 | Jan 4, 2023 |