Krishnan Suma — SEC Form 4 filings
SEC reporting owner CIK 1298711. 15 Form 4 filings on record with FilingPulse; latest filed 2026-09-04.
Transaction summary — filings shown
Covers all 15 filings on record, filed 2024-02-28 to 2026-09-04. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 137 legs across 11 filings — 425,000 shares, $86,144,854 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 39.
- Largest priced transaction: sale of 12,729 shares @ $307.81 ($3,918,070) in Krystal Biotech, Inc., filed 2026-06-05.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Krystal Biotech, Inc. (KRYS) | President, R&D, Director, 10% owner | 15 | — | 137 legs · 425,000 sh · $86,144,854 | 39 |
Form 4 filings — Krishnan Suma
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-04 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 520 @ $354.54 · Sale (S): 2,006 @ $355.57 · Sale (S): 3,267 @ $356.37 · Sale (S): 3,962 @ $357.57 · Sale (S): 3,180 @ $358.42 · Sale (S): 3,392 @ $359.39 · +7 more | EDGAR |
| 2026-06-05 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 320 @ $300.75 · Sale (S): 593 @ $302.25 · Sale (S): 247 @ $303.17 · Sale (S): 400 @ $304.89 · Sale (S): 480 @ $305.87 · Sale (S): 1,348 @ $307.09 · +5 more | EDGAR |
| 2026-03-06 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 407 @ $257.32 · Sale (S): 589 @ $258.54 · Sale (S): 668 @ $259.61 · Sale (S): 3,667 @ $260.37 · Sale (S): 2,931 @ $261.41 · Sale (S): 1,938 @ $262.35 · +4 more | EDGAR |
| 2026-03-03 | 4 | Krystal Biotech, Inc. (KRYS) | Option exercise (M): 22,500 @ $0 · Tax withholding (F): 10,236 @ $275.64 · Option exercise (M): 4,000 @ $0 · Tax withholding (F): 1,820 @ $275.64 · Option exercise (M): 8,750 @ $0 · Tax withholding (F): 3,981 @ $275.64 · +9 more | EDGAR |
| 2025-12-05 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 700 @ $214.25 · Sale (S): 600 @ $215.49 · Sale (S): 1,400 @ $216.97 · Sale (S): 3,593 @ $218.83 · Sale (S): 5,419 @ $219.68 · Sale (S): 2,627 @ $220.52 · +11 more | EDGAR |
| 2025-07-16 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 13,335 @ $150.29 · Sale (S): 100 @ $151 · Sale (S): 2,236 @ $150.68 · Sale (S): 800 @ $151.79 · Sale (S): 1,529 @ $150 · Sale (S): 13,400 @ $150.30 · +3 more | EDGAR |
| 2025-07-11 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 200 @ $150.14 · Sale (S): 6,500 @ $150.23 · Sale (S): 300 @ $151.39 · Sale (S): 200 @ $150.07 · Sale (S): 6,627 @ $150.22 · Sale (S): 300 @ $151.39 | EDGAR |
| 2025-03-13 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 1,639 @ $175.97 · Sale (S): 4,579 @ $176.88 · Sale (S): 10,937 @ $177.66 · Sale (S): 6,514 @ $178.76 · Sale (S): 1,331 @ $179.55 · Sale (S): 1,100 @ $175.83 · +4 more | EDGAR |
| 2025-02-28 | 4 | Krystal Biotech, Inc. (KRYS) | Tax withholding (F): 3,286 @ $176.39 · Option exercise (M): 7,500 @ $0 · Tax withholding (F): 3,471 @ $179.25 · Option exercise (M): 22,500 @ $0 · Tax withholding (F): 10,414 @ $179.25 · Option exercise (M): 12,500 @ $0 · +10 more | EDGAR |
| 2024-12-13 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 5,942 @ $163.04 · Sale (S): 8,923 @ $163.92 · Sale (S): 4,723 @ $164.91 · Sale (S): 2,114 @ $165.79 · Sale (S): 798 @ $166.96 · Sale (S): 200 @ $168.31 · +11 more | EDGAR |
| 2024-09-13 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 8,497 @ $195.43 · Sale (S): 2,727 @ $196.07 · Sale (S): 1,385 @ $197.55 · Sale (S): 3,392 @ $198.43 · Sale (S): 2,945 @ $199.22 · Sale (S): 4,159 @ $200.41 · +9 more | EDGAR |
| 2024-06-11 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 900 @ $171.40 · Sale (S): 2,099 @ $172.24 · Sale (S): 1,206 @ $173.41 · Sale (S): 1,724 @ $174.50 · Sale (S): 4,975 @ $175.33 · Sale (S): 5,867 @ $176.38 · +10 more | EDGAR |
| 2024-03-11 | 4 | Krystal Biotech, Inc. (KRYS) | Sale (S): 2,658 @ $168.15 · Sale (S): 1,646 @ $168.96 · Sale (S): 8,040 @ $170.42 · Sale (S): 5,469 @ $171.09 · Sale (S): 2,800 @ $172.21 · Sale (S): 3,587 @ $173.30 · +8 more | EDGAR |
| 2024-03-01 | 4 | Krystal Biotech, Inc. (KRYS) | Option exercise (M): 7,500 @ $0 · Tax withholding (F): 3,471 @ $163.08 · Option exercise (M): 12,500 @ $0 · Tax withholding (F): 5,785 @ $163.08 · Option exercise (M): 7,500 (derivative) @ $0 · Grant/award (A): 45,000 (derivative) @ $0 | EDGAR |
| 2024-02-28 | 4 | Krystal Biotech, Inc. (KRYS) | Tax withholding (F): 2,353 @ $157 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?owner_cik=1298711 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →