Krishnan Suma (CIK 0001298711)

Latest company ownership

Shares held
3,086,767
Last filed at
Dec 5, 2025
Confidence Score
42.4
2025Q4
Confidence Score History
2017Q3 2025Q4
Role: SVP--Product Development
Shares held
14,657
Last filed at
Feb 1, 2016
Confidence Score
50.0
2025Q4
Confidence Score History
2015Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 4, 2025 Dec 5, 2025 Krystal Biotech, Inc. President Sell 37.5 -55,000 -1.78% $11M
Jul 14, 2025 Jul 16, 2025 Krystal Biotech, Inc. President Sell 38.8 -35,873 -1.15% $5.4M
Jul 9, 2025 Jul 11, 2025 Krystal Biotech, Inc. President Sell 43.8 -14,127 -0.45% $2.1M
Mar 13, 2025 Mar 13, 2025 Krystal Biotech, Inc. President Sell 38.8 -50,000 -1.57% $8.9M
Feb 26, 2025 Feb 28, 2025 Krystal Biotech, Inc. President Sell 41.3 -43,877 -0.40% $7.8M
Dec 13, 2024 Dec 13, 2024 Krystal Biotech, Inc. President Sell 38.8 -50,000 -1.56% $8.2M
Sep 12, 2024 Sep 13, 2024 Krystal Biotech, Inc. President Sell 38.8 -50,000 -1.54% $9.9M
Jun 11, 2024 Jun 11, 2024 Krystal Biotech, Inc. President Sell 38.8 -50,000 -1.51% $8.8M
Mar 11, 2024 Mar 11, 2024 Krystal Biotech, Inc. President Sell 38.8 -50,000 -1.49% $8.5M
Feb 28, 2024 Mar 1, 2024 Krystal Biotech, Inc. President Sell 42.5 -9,256 -0.28% $1.5M
Feb 26, 2024 Feb 28, 2024 Krystal Biotech, Inc. President Sell 45.0 -2,353 -0.07% $369.4K
Dec 11, 2023 Dec 12, 2023 Krystal Biotech, Inc. President Sell 38.8 -50,000 -1.47% $5.3M
Sep 11, 2023 Sep 12, 2023 Krystal Biotech, Inc. President Sell 38.8 -50,000 -1.45% $6.4M
May 31, 2023 Jun 2, 2023 Krystal Biotech, Inc. President Sell 16.3 -50,000 -1.43% $5.8M
Apr 17, 2023 Apr 18, 2023 Krystal Biotech, Inc. President Sell 40.0 -50,000 -1.41% $4.4M
Feb 26, 2023 Feb 28, 2023 Krystal Biotech, Inc. President Sell 47.5 -3,057 -0.09% $239.9K
Jan 17, 2023 Jan 19, 2023 Krystal Biotech, Inc. President Sell 40.0 -50,000 -1.39% $4M
Jan 4, 2023 Jan 5, 2023 Krystal Biotech, Inc. President Sell 47.5 -7,686 -0.21% $615.5K
Dec 29, 2022 Jan 3, 2023 Krystal Biotech, Inc. President Sell 42.5 -19,422 -0.53% $1.6M
Dec 16, 2022 Dec 20, 2022 Krystal Biotech, Inc. President Sell 42.5 -21,099 -0.58% $1.7M
Nov 23, 2022 Nov 28, 2022 Krystal Biotech, Inc. President Sell 58.8 -4 0.00% $320
Nov 8, 2022 Nov 10, 2022 Krystal Biotech, Inc. President Sell 53.8 -1,789 -0.05% $143.2K
Aug 5, 2022 Aug 9, 2022 Krystal Biotech, Inc. President Sell 40.0 -50,000 -1.35% $4.1M
Feb 26, 2022 Mar 1, 2022 Krystal Biotech, Inc. President Sell 47.5 -3,282 -0.09% $205.1K
Dec 10, 2021 Dec 14, 2021 Krystal Biotech, Inc. COO Sell 16.3 -100,000 -2.63% $7.1M
Sep 15, 2020 Sep 17, 2020 Krystal Biotech, Inc. COO Sell 40.0 -50,000 -1.29% $2.3M
Jun 15, 2020 Jun 17, 2020 Krystal Biotech, Inc. COO Sell 40.0 -50,000 -1.27% $2.2M
Mar 16, 2020 Mar 18, 2020 Krystal Biotech, Inc. COO Sell 46.3 -15,398 -0.38% $623.4K
Dec 16, 2019 Dec 18, 2019 Krystal Biotech, Inc. COO Sell 40.0 -50,000 -1.22% $3.1M
Oct 18, 2018 Oct 22, 2018 Krystal Biotech, Inc. COO Buy 75.0 +25,000 0.61% $500K
Jun 5, 2018 Jun 7, 2018 Krystal Biotech, Inc. COO Buy 75.0 +25,000 0.61% $275.6K
Sep 22, 2017 Sep 25, 2017 Krystal Biotech, Inc. COO Buy 92.5 +100,000 2.65% $1M
Dec 2, 2015 Dec 4, 2015 PRECIGEN, INC. SVP--Product Development Sell 20.0 -20,900 -19.92% $745.4K