Kamen Efrem (CIK 0001789193)

Latest company ownership

Shares held
2,424,889
Last filed at
Apr 18, 2023
Confidence Score
50.0
2025Q4
Confidence Score History
2022Q2 2025Q4
Shares held
549,017
Last filed at
Feb 14, 2020
Confidence Score
50.0
2025Q4
Confidence Score History
2019Q3 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Apr 5, 2023 Apr 7, 2023 Insight Molecular Diagnostics Inc. 10% Owner Buy 87.5 +663,000 4.68% ✗ $200K
Jun 24, 2022 Jun 28, 2022 Insight Molecular Diagnostics Inc. 10% Owner Sell 32.5 -99,386 -0.62% ✗ $102.6K
Apr 14, 2022 Jun 28, 2022 Insight Molecular Diagnostics Inc. 10% Owner Buy 85.0 +200,000 1.27% ✗ $250.4K
Apr 14, 2022 Apr 29, 2022 Insight Molecular Diagnostics Inc. 10% Owner Buy 100.0 +5,931,707 48.53% ✗ $7.9M
Apr 14, 2022 Apr 18, 2022 Insight Molecular Diagnostics Inc. 10% Owner Buy 100.0 +5,931,707 48.53% ✗ $7.9M
Sep 19, 2019 Feb 14, 2020 Greenlane Holdings, Inc. Other Buy 90.0 +35,000 6.81% ✗ $148.8K
Dec 5, 2019 Dec 13, 2019 Greenlane Holdings, Inc. Other Sell 22.5 -75,000 -6.56% ✗ $225.8K
Dec 9, 2019 Dec 11, 2019 Greenlane Holdings, Inc. Other Sell 22.5 -75,000 -7.02% ✗ $214.5K
Dec 4, 2019 Dec 6, 2019 Greenlane Holdings, Inc. Other Buy 52.5 - 0.00% ✗ $2.3K
Sep 20, 2019 Oct 3, 2019 Greenlane Holdings, Inc. Other Buy 92.5 +75,000 6.62% ✗ $319K
Sep 30, 2019 Oct 2, 2019 Greenlane Holdings, Inc. Other Buy 68.8 +10,000 0.83% ✗ $33.9K
Sep 20, 2019 Sep 24, 2019 Greenlane Holdings, Inc. Other Buy 97.5 +75,000 100.00% ✗ $319K