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Companies
▲ Purchases (5 ops.)
▼ Sales (221 ops.)
Latest filing published 04 Sept 2026 for Krystal Biotech, Inc., €981k.
Filing timeline
BuySaleSuma Krishnan
First 200 filings with a declared amount
Insider track record
Disclosed buys
5
Disclosed sells
221
Signal history
Closed purchases
Market purchases
5
Positive at T+90
80%
Median T+90
+25.1%
Based on 5 purchases whose 90-day window has closed (published at least 91 days ago), the same population our ranking model reads.
Purchases by company
Since each purchase
- +84.6%Entry US$21.21 · Close at T+365 US$39.15
- +131.7%Entry US$13.81 · Close at T+365 US$32.00
- +81.5%Entry US$9.85 · Close at T+365 US$17.88
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
Suma Krishnan: trading record in brief
At Krystal Biotech, Inc., Suma Krishnan, President, R&D, appears in 248 filings, including 210 sales and 5 purchases; 2 filings concern Precigen, Inc. The sales weigh EUR 112.0 million with a median of EUR 360,423, the purchases EUR 1,507,886 with a median of EUR 124,088 (2% of market trades). The largest sale, EUR 6,242,634, goes back to December 10, 2021. Two others, EUR 2,184,252 and EUR 2,048,159, took place on May 31, 2023. The largest purchases are dated September 22, 2017 (EUR 837,130), October 18, 2018 (EUR 436,300) and June 6, 2018 (EUR 124,088).
Across 250 filings there are also 18 share grants, 14 option exercises and 3 filings of another kind. The peak is 2024 with 67 filings, ahead of 2025 (53) and 2023 (44), while 2021 has only 2. In all, 50 filings, 39 of them sales, fall in the last twelve months.
Krish S. Krishnan is the closest colleague, with 204 trades within 30 days of Suma Krishnan's. Next come Kathryn Romano (40), Daniel Janney (25), Dino A. Rossi (23) and Julian S. Gangolli (16), in the same direction. Filings are published a median of 1 day after the trade.
Companies and markets linked to Suma Krishnan
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations250 total
3,180 shares@ US$358.42030.011% mcap3.6% of flowCommon StockSEC:0001298711-26-000009:4
826 shares@ US$365.41390.0029% mcap0.9% of flowCommon StockSEC:0001298711-26-000009:11
520 shares@ US$354.540.0018% mcap0.6% of flowCommon StockSEC:0001298711-26-000009:0
2,006 shares@ US$355.57190.0069% mcap2.2% of flowCommon StockSEC:0001298711-26-000009:1
3,267 shares@ US$356.36790.011% mcap3.6% of flowCommon StockSEC:0001298711-26-000009:2
3,962 shares@ US$357.57420.014% mcap4.4% of flowCommon StockSEC:0001298711-26-000009:3
3,392 shares@ US$359.38620.012% mcap3.8% of flowCommon StockSEC:0001298711-26-000009:5
2,320 shares@ US$360.4660.0081% mcap2.6% of flowCommon StockSEC:0001298711-26-000009:6
1,242 shares@ US$361.610.0043% mcap1.4% of flowCommon StockSEC:0001298711-26-000009:7
1,992 shares@ US$362.65270.0070% mcap2.3% of flowCommon StockSEC:0001298711-26-000009:8
565 shares@ US$363.34040.0020% mcap0.6% of flowCommon StockSEC:0001298711-26-000009:9
1,329 shares@ US$364.47710.0047% mcap1.5% of flowCommon StockSEC:0001298711-26-000009:10
399 shares@ US$366.5560.0014% mcap0.5% of flowCommon StockSEC:0001298711-26-000009:12
589 shares@ US$258.540.1% of flowCommon StockSEC:0001298711-26-000004:1
668 shares@ US$259.610.1% of flowCommon StockSEC:0001298711-26-000004:2
3,667 shares@ US$260.370.6% of flowCommon StockSEC:0001298711-26-000004:3
2,931 shares@ US$261.410.5% of flowCommon StockSEC:0001298711-26-000004:4
1,938 shares@ US$262.350.3% of flowCommon StockSEC:0001298711-26-000004:5
2,248 shares@ US$263.580.4% of flowCommon StockSEC:0001298711-26-000004:6
4,852 shares@ US$264.640.8% of flowCommon StockSEC:0001298711-26-000004:7
6,000 shares@ US$265.161.1% of flowCommon StockSEC:0001298711-26-000004:8
1,700 shares@ US$266.420.3% of flowCommon StockSEC:0001298711-26-000004:9
407 shares@ US$257.31860.0013% mcap0.3% of flowCommon StockSEC:0001298711-26-000004:0
4,000 shares0Common StockSEC:0001298711-26-000002:2
8,750 shares0Common StockSEC:0001298711-26-000002:4
25 of 250 declarations
