Krishnan M. Suma's most recent trade in Krystal Biotech Inc was a trade of 12,729 Common Stock done at an average price of $307.8 . Disclosure was reported to the exchange on June 4, 2026.
| Stock | Client Name | Client Category | Action | Reported to Exchange | Quantity | Post Transaction Holding | Traded % | Avg. Price | Value | Security Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 307.81 per share. | 04 Jun 2026 | 12,729 | 1,387,038 (8%) | 0% | 307.8 | 3,918,070 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 308.89 per share. | 04 Jun 2026 | 3,803 | 1,383,235 (7%) | 0% | 308.9 | 1,174,708 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 309.95 per share. | 04 Jun 2026 | 2,801 | 1,380,434 (7%) | 0% | 309.9 | 868,156 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 310.94 per share. | 04 Jun 2026 | 2,039 | 1,378,395 (7%) | 0% | 310.9 | 634,001 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 307.09 per share. | 04 Jun 2026 | 1,348 | 1,399,767 (8%) | 0% | 307.1 | 413,964 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 302.25 per share. | 04 Jun 2026 | 593 | 1,402,242 (8%) | 0% | 302.3 | 179,235 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 305.86 per share. | 04 Jun 2026 | 480 | 1,401,115 (8%) | 0% | 305.9 | 146,815 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 304.90 per share. | 04 Jun 2026 | 400 | 1,401,595 (8%) | 0% | 304.9 | 121,958 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 300.75 per share. | 04 Jun 2026 | 320 | 1,402,835 (8%) | 0% | 300.8 | 96,240 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 303.17 per share. | 04 Jun 2026 | 247 | 1,401,995 (8%) | 0% | 303.2 | 74,883 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 311.65 per share. | 04 Jun 2026 | 240 | 1,378,155 (7%) | 0% | 311.7 | 74,796 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 265.16 per share. | 04 Mar 2026 | 6,000 | 1,404,855 (8%) | 0% | 265.2 | 1,590,979 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 264.64 per share. | 04 Mar 2026 | 4,852 | 1,410,855 (8%) | 0% | 264.6 | 1,284,019 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 260.37 per share. | 04 Mar 2026 | 3,667 | 1,422,824 (8%) | 0% | 260.4 | 954,762 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 261.41 per share. | 04 Mar 2026 | 2,931 | 1,419,893 (8%) | 0% | 261.4 | 766,198 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 263.58 per share. | 04 Mar 2026 | 2,248 | 1,415,707 (8%) | 0% | 263.6 | 592,535 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 262.35 per share. | 04 Mar 2026 | 1,938 | 1,417,955 (8%) | 0% | 262.3 | 508,430 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 266.42 per share. | 04 Mar 2026 | 1,700 | 1,403,155 (8%) | 0% | 266.4 | 452,918 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 259.61 per share. | 04 Mar 2026 | 668 | 1,426,491 (8%) | 0% | 259.6 | 173,419 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 258.54 per share. | 04 Mar 2026 | 589 | 1,427,159 (8%) | 0% | 258.5 | 152,280 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 257.32 per share. | 04 Mar 2026 | 407 | 1,427,748 (8%) | 0% | 257.3 | 104,729 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 221.78 per share. | 04 Dec 2025 | 10,505 | 1,483,756 (8%) | 0% | 221.8 | 2,329,772 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 221.82 per share. | 04 Dec 2025 | 10,461 | 1,413,911 (8%) | 0% | 221.8 | 2,320,471 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 219.53 per share. | 04 Dec 2025 | 5,693 | 1,496,886 (8%) | 0% | 219.5 | 1,249,803 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 219.68 per share. | 04 Dec 2025 | 5,419 | 1,426,999 (8%) | 0% | 219.7 | 1,190,423 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Gift of securities by or to the insider at price $ 0.00 per share. | 04 Dec 2025 | 5,000 | 1,478,056 (8%) | 0% | 0 | Common Stock | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 218.83 per share. | 04 Dec 2025 | 3,593 | 1,432,418 (8%) | 0% | 218.8 | 786,245 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 220.52 per share. | 04 Dec 2025 | 2,627 | 1,424,372 (8%) | 0% | 220.5 | 579,301 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 220.34 per share. | 04 Dec 2025 | 2,625 | 1,494,261 (8%) | 0% | 220.3 | 578,395 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 218.72 per share. | 04 Dec 2025 | 2,577 | 1,502,579 (8%) | 0% | 218.7 | 563,638 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 217.04 per share. | 04 Dec 2025 | 1,600 | 1,505,156 (8%) | 0% | 217.0 | 347,272 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 216.97 per share. | 04 Dec 2025 | 1,400 | 1,436,011 (8%) | 0% | 217.0 | 303,754 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 214.28 per share. | 04 Dec 2025 | 956 | 1,507,100 (8%) | 0% | 214.3 | 204,851 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 214.25 per share. | 04 Dec 2025 | 700 | 1,438,011 (8%) | 0% | 214.3 | 149,975 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 222.20 per share. | 04 Dec 2025 | 700 | 1,483,056 (8%) | 0% | 222.2 | 155,539 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 215.49 per share. | 04 Dec 2025 | 600 | 1,437,411 (8%) | 0% | 215.5 | 129,296 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 215.48 per share. | 04 Dec 2025 | 344 | 1,506,756 (8%) | 0% | 215.5 | 74,126 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 222.38 per share. | 04 Dec 2025 | 200 | 1,413,711 (8%) | 0% | 222.4 | 44,475 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.30 per share. | 14 Jul 2025 | 13,400 | 1,512,529 (8%) | 0% | 150.3 | 2,014,015 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.29 per share. | 14 Jul 2025 | 13,335 | 1,443,376 (8%) | 0% | 150.3 | 2,004,125 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.68 per share. | 14 Jul 2025 | 2,236 | 1,441,040 (8%) | 0% | 150.7 | 336,929 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.68 per share. | 14 Jul 2025 | 2,184 | 1,510,345 (8%) | 0% | 150.7 | 329,089 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.00 per share. | 14 Jul 2025 | 1,529 | 1,438,711 (8%) | 0% | 150 | 229,350 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.00 per share. | 14 Jul 2025 | 1,389 | 1,508,056 (8%) | 0% | 150 | 208,350 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 151.79 per share. | 14 Jul 2025 | 900 | 1,509,445 (8%) | 0% | 151.8 | 136,611 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 151.79 per share. | 14 Jul 2025 | 800 | 1,440,240 (8%) | 0% | 151.8 | 121,432 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 151.00 per share. | 14 Jul 2025 | 100 | 1,443,276 (8%) | 0% | 151 | 15,100 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.22 per share. | 09 Jul 2025 | 6,627 | 1,526,229 (8%) | 0% | 150.2 | 995,497 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.23 per share. | 09 Jul 2025 | 6,500 | 1,457,011 (8%) | 0% | 150.2 | 976,464 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 151.39 per share. | 09 Jul 2025 | 300 | 1,525,929 (8%) | 0% | 151.4 | 45,416 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 151.39 per share. | 09 Jul 2025 | 300 | 1,456,711 (8%) | 0% | 151.4 | 45,416 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.07 per share. | 09 Jul 2025 | 200 | 1,532,856 (8%) | 0% | 150.1 | 30,014 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 150.14 per share. | 09 Jul 2025 | 200 | 1,463,511 (8%) | 0% | 150.1 | 30,028 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 177.66 per share. | 13 Mar 2025 | 10,937 | 1,471,556 (8%) | 0% | 177.7 | 1,943,027 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 177.62 per share. | 13 Mar 2025 | 10,931 | 1,541,081 (8%) | 0% | 177.6 | 1,941,611 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 178.77 per share. | 13 Mar 2025 | 6,769 | 1,534,312 (8%) | 0% | 178.8 | 1,210,077 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 178.76 per share. | 13 Mar 2025 | 6,514 | 1,465,042 (8%) | 0% | 178.8 | 1,164,415 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 176.80 per share. | 13 Mar 2025 | 4,944 | 1,552,012 (8%) | 0% | 176.8 | 874,123 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 176.88 per share. | 13 Mar 2025 | 4,579 | 1,482,493 (8%) | 0% | 176.9 | 809,924 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 175.97 per share. | 13 Mar 2025 | 1,639 | 1,487,072 (8%) | 0% | 176.0 | 288,419 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 179.55 per share. | 13 Mar 2025 | 1,331 | 1,463,711 (8%) | 0% | 179.5 | 238,977 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 179.57 per share. | 13 Mar 2025 | 1,256 | 1,533,056 (8%) | 0% | 179.6 | 225,544 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 175.83 per share. | 13 Mar 2025 | 1,100 | 1,556,956 (8%) | 0% | 175.8 | 193,408 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2025 | 26,250 | 1,574,926 (9%) | 0% | 0 | Common Stock | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 26 Feb 2025 | 25,000 | 25,000 | - | - | Stock Option (Right to Buy) | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2025 | 22,500 | 1,499,125 (8%) | 0% | 0 | Common Stock | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2025 | 22,500 | 22,500 | - | - | Performance Stock Units | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 26 Feb 2025 | 16,000 | 16,000 | - | - | Restricted Stock Units | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2025 | 12,500 | 1,549,762 (8%) | 0% | 0 | Common Stock | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Payment of exercise price or tax liability using portion of securities received from the company at price $ 179.25 per share. | 26 Feb 2025 | 12,149 | 1,562,777 (9%) | 0% | 179.2 | 2,177,708 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Payment of exercise price or tax liability using portion of securities received from the company at price $ 179.25 per share. | 26 Feb 2025 | 10,414 | 1,488,711 (8%) | 0% | 179.3 | 1,866,710 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2025 | 8,750 | 1,552,726 (8%) | 0% | 0 | Common Stock | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2025 | 7,500 | 1,480,096 (8%) | 0% | 0 | Common Stock | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2025 | 7,500 | 0 | - | - | Performance Stock Units | |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Payment of exercise price or tax liability using portion of securities received from the company at price $ 179.25 per share. | 26 Feb 2025 | 5,786 | 1,543,976 (8%) | 0% | 179.3 | 1,037,141 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Payment of exercise price or tax liability using portion of securities received from the company at price $ 176.39 per share. | 26 Feb 2025 | 4,721 | 1,558,056 (9%) | 0% | 176.4 | 832,737 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Payment of exercise price or tax liability using portion of securities received from the company at price $ 179.25 per share. | 26 Feb 2025 | 4,050 | 1,548,676 (8%) | 0% | 179.3 | 725,963 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Payment of exercise price or tax liability using portion of securities received from the company at price $ 179.25 per share. | 26 Feb 2025 | 3,471 | 1,476,625 (8%) | 0% | 179.3 | 622,177 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Payment of exercise price or tax liability using portion of securities received from the company at price $ 176.39 per share. | 26 Feb 2025 | 3,286 | 1,472,596 (8%) | 0% | 176.4 | 579,618 | Common Stock |
| Krystal Biotech Inc | M. Krishnan Suma | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 163.92 per share. | 13 Dec 2024 | 8,923 | 1,486,017 (8%) | 0% | 163.9 | 1,462,617 | Common Stock |
| Krystal Biotech Inc | M. Suma Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 163.91 per share. | 13 Dec 2024 | 8,381 | 1,547,579 (8%) | 0% | 163.9 | 1,373,756 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 163.07 per share. | 13 Dec 2024 | 6,302 | 1,555,960 (8%) | 0% | 163.1 | 1,027,661 | Common Stock |
| Krystal Biotech Inc | Krishnan M. Suma | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 163.04 per share. | 13 Dec 2024 | 5,942 | 1,494,940 (8%) | 0% | 163.0 | 968,804 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 164.93 per share. | 13 Dec 2024 | 4,909 | 1,542,670 (8%) | 0% | 164.9 | 809,644 | Common Stock |
| Krystal Biotech Inc | Krishnan Suma M. | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 164.92 per share. | 13 Dec 2024 | 4,723 | 1,481,294 (8%) | 0% | 164.9 | 778,894 | Common Stock |
| Krystal Biotech Inc | M. Krishnan Suma | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 165.79 per share. | 13 Dec 2024 | 2,114 | 1,479,180 (8%) | 0% | 165.8 | 350,490 | Common Stock |
| Krystal Biotech Inc | Krishnan Suma M. | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 165.82 per share. | 13 Dec 2024 | 1,977 | 1,540,693 (8%) | 0% | 165.8 | 327,833 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 170.47 per share. | 13 Dec 2024 | 957 | 1,537,902 (8%) | 0% | 170.5 | 163,139 | Common Stock |
| Krystal Biotech Inc | Suma Krishnan M. | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 169.48 per share. | 13 Dec 2024 | 953 | 1,477,229 (8%) | 0% | 169.5 | 161,515 | Common Stock |
| Krystal Biotech Inc | M. Krishnan Suma | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 166.93 per share. | 13 Dec 2024 | 923 | 1,539,770 (8%) | 0% | 166.9 | 154,074 | Common Stock |
| Krystal Biotech Inc | M. Krishnan Suma | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 169.65 per share. | 13 Dec 2024 | 911 | 1,538,859 (8%) | 0% | 169.6 | 154,550 | Common Stock |
| Krystal Biotech Inc | Krishnan M. Suma | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 166.96 per share. | 13 Dec 2024 | 798 | 1,478,382 (8%) | 0% | 167.0 | 133,233 | Common Stock |
| Krystal Biotech Inc | Suma Krishnan M. | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 170.43 per share. | 13 Dec 2024 | 727 | 1,476,502 (8%) | 0% | 170.4 | 123,903 | Common Stock |
| Krystal Biotech Inc | Suma Krishnan M. | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 171.63 per share. | 13 Dec 2024 | 640 | 1,537,262 (8%) | 0% | 171.6 | 109,842 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 171.62 per share. | 13 Dec 2024 | 620 | 1,475,882 (8%) | 0% | 171.6 | 106,407 | Common Stock |
| Krystal Biotech Inc | M. Suma Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 168.31 per share. | 13 Dec 2024 | 200 | 1,478,182 (8%) | 0% | 168.3 | 33,662 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 195.43 per share. | 12 Sep 2024 | 8,497 | 1,517,385 (8%) | 0% | 195.4 | 1,660,566 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 195.72 per share. | 12 Sep 2024 | 6,458 | 1,576,847 (9%) | 0% | 195.7 | 1,263,977 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 200.42 per share. | 12 Sep 2024 | 4,159 | 1,502,777 (8%) | 0% | 200.4 | 833,526 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 198.93 per share. | 12 Sep 2024 | 4,008 | 1,569,057 (9%) | 0% | 198.9 | 797,297 | Common Stock |
| Krystal Biotech Inc | Suma M. Krishnan | Director, President, R&D, Ten Percent Owner | Sale of securities on an exchange or to another person at price $ 195.16 per share. | 12 Sep 2024 | 3,957 | 1,583,305 (9%) | 0% | 195.2 | 772,259 | Common Stock |