Suma Krishnan - SEC Form 4 Insider Trading Activity
President, R&D, Director, 10% Owner
Summary
Updated Aug 16, 2026
Suma Krishnan has filed 1 SEC Form 4 filing across 1 company in the last 90 days - selling. Lifetime open-market sales: $41.05M.
Profile
Suma Krishnan is President, R&D at Krystal Biotech, Inc. (KRYS). Krishnan has reported 7 insider filings with the SEC since 2024. The most recent filing was in June 2026.
- Role
- President, R&D, Director, 10% Owner
Board memberships
- Krystal Biotech, Inc.
Trading Pattern
InsiderAlpha's records for Suma Krishnan go back to 2024: 7 primary Form 4 filings, an average of 2.3 per year. 55 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Career & Filing History
Every role Suma Krishnan has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- President, R&D, Director, 10% Owner at Krystal Biotech, Inc. (KRYS) - 5 filings, 2024 to 2026
- President, RD, Director, 10% Owner at Krystal Biotech, Inc. (KRYS) - 2 filings, 2025
Recent Transactions
20Companies - Last 90 Days
1- Krystal Biotech, Inc. (KRYS) - 1 filing, last 2026-06-05
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Suma Krishnan has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Krish S. Krishnan - $25.29M of KRYS open-market activity in the last 12 months
- Daniel Janney - $19.40M of KRYS open-market activity in the last 12 months
- Dino A. Rossi - $13.18M of KRYS open-market activity in the last 12 months
- Kathryn Romano - $3.60M of KRYS open-market activity in the last 12 months
- John Charles Thomas - $541K of KRYS open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Suma Krishnan?
Suma Krishnan is President, R&D at Krystal Biotech, Inc. (KRYS). Krishnan has reported 7 insider filings with the SEC since 2024. The most recent filing was in June 2026.…
How many SEC Form 4 filings has Suma Krishnan submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Suma Krishnan been buying or selling stock?
Recorded transactions: 0 open-market purchases and 69 open-market sales ($41.05M) across all tracked filings.
Where can I see all of Suma Krishnan's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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