InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (21 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
21
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the detailed record of transactions filed by Krishnan Suma, President, R&D. Insider active across 2 companies, notably Krystal Biotech, Inc.. Aggregated, 29 filings have been recorded. Split: 0 buy · 21 sells. Total volume traded: €18.5m. History available since 10 December 2021. The latest transaction was disclosed on 4 March 2026 (Cession). Regulator: SEC (Form 4). All data is free.
Companies and markets linked to Krishnan Suma
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations29 total
407 shares@ US$257.31860.0013% mcap0.7% of flowCommon StockSEC:0001298711-26-000004:0
22,500 shares0Common StockSEC:0001298711-26-000002:0
700 shares@ US$214.25030.6% of flowCommon StockSEC:0001298711-25-000013:0
13,335 shares@ US$150.29068.7% of flowCommon StockSEC:0001298711-25-000009:0
200 shares@ US$150.1390.1% of flowCommon StockSEC:0001298711-25-000007:0
1,639 shares@ US$175.97241.1% of flowCommon StockSEC:0001298711-25-000004:0
3,286 shares@ US$176.392.3% of flowCommon StockSEC:0001298711-25-000002:0
5,942 shares@ US$163.04353.8% of flowCommon StockSEC:0001298711-24-000015:0
8,497 shares@ US$195.42976.2% of flowCommon StockSEC:0001298711-24-000013:0
900 shares@ US$171.39620.6% of flowCommon StockSEC:0001298711-24-000011:0
2,658 shares@ US$168.15081.7% of flowCommon StockSEC:0001298711-24-000009:0
7,500 shares0Common StockSEC:0001298711-24-000006:0
2,353 shares@ US$157.001.4% of flowCommon StockSEC:0001298711-24-000004:0
2,854 shares@ US$104.26391.1% of flowCommon StockSEC:0001298711-23-000020:0
5,007 shares@ US$125.22752.4% of flowCommon StockSEC:0001298711-23-000017:0
20,143 shares@ US$115.97579.0% of flowCommon StockSEC:0001298711-23-000015:0
1,050 shares@ US$85.54870.3% of flowCommon StockSEC:0001298711-23-000012:0
3,057 shares@ US$78.460.9% of flowCommon StockSEC:0001298711-23-000010:0
20,617 shares@ US$80.70196.3% of flowCommon StockSEC:0001298711-23-000006:0
3,938 shares@ US$80.08761.2% of flowCommon StockSEC:0001298711-23-000004:0
7,484 shares@ US$80.29892.3% of flowCommon StockSEC:0001298711-23-000002:0
10,527 shares@ US$80.09593.3% of flowCommon StockSEC:0001298711-22-000012:0
4 shares@ US$80.010.0% of flowCommon StockSEC:0001298711-22-000009:0
823 shares@ US$80.03730.3% of flowCommon StockSEC:0001298711-22-000007:0
8,992 shares@ US$80.21932.9% of flowCommon StockSEC:0001298711-22-000005:0
25 of 29 declarations
About Krishnan Suma
Krishnan Suma is President, R&D at Krystal Biotech, Inc. and was also SVP--Product Development at INTREXON CORP. The record shows 29 filings, and among the recent filings observed, the modal transaction nature is Cession, with sum_sell_eur at 18534978, over the period from 2016-02-01 to 2026-03-06.
