Osser Leonard (CIK 0001188354)

Latest company ownership

Shares held
4,606,882
Last filed at
Oct 23, 2024
Confidence Score
49.9
2025Q4
Confidence Score History
2011Q2 2025Q4
Shares held
9,500
Last filed at
Oct 5, 2023
Confidence Score
50.0
2025Q4
Confidence Score History
2022Q3 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Oct 22, 2024 Oct 23, 2024 MILESTONE SCIENTIFIC INC. Director Sell 22.5 -107,984 -2.29% ✗ $100.4K
Aug 21, 2024 Aug 21, 2024 MILESTONE SCIENTIFIC INC. Director Sell 22.5 -141,913 -2.99% ✗ $134.8K
Sep 28, 2022 Sep 29, 2022 Nexalin Technology, Inc. Other Buy 78.8 +9,500 1.15% ✗ $10.6K
Sep 16, 2022 Sep 20, 2022 Nexalin Technology, Inc. Other Buy 87.5 +36,000 4.56% ✗ $149.4K
Apr 18, 2022 Apr 20, 2022 MILESTONE SCIENTIFIC INC. Director Sell 53.8 -9,842 -0.23% ✓ $11K
Apr 11, 2022 Apr 13, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -16,700 -0.39% ✓ $20K
Apr 1, 2022 Apr 4, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -20,100 -0.47% ✓ $29.1K
Mar 28, 2022 Mar 29, 2022 MILESTONE SCIENTIFIC INC. Director Sell 55.0 -7,110 -0.17% ✓ $9.5K
Mar 21, 2022 Mar 22, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -15,600 -0.36% ✓ $20K
Mar 14, 2022 Mar 15, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -16,600 -0.39% ✓ $20K
Mar 7, 2022 Mar 8, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -13,900 -0.32% ✓ $19.9K
Feb 28, 2022 Mar 2, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -15,100 -0.35% ✓ $20K
Feb 22, 2022 Feb 23, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -15,900 -0.36% ✓ $19.9K
Feb 14, 2022 Feb 15, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -16,500 -0.38% ✓ $20K
Feb 7, 2022 Feb 8, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -15,600 -0.36% ✓ $20K
Jan 31, 2022 Feb 1, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -15,450 -0.35% ✓ $20K
Jan 24, 2022 Jan 25, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -13,800 -0.31% ✓ $20K
Jan 18, 2022 Jan 19, 2022 MILESTONE SCIENTIFIC INC. Director Sell 52.5 -11,600 -0.26% ✓ $19.9K
Jan 10, 2022 Jan 11, 2022 MILESTONE SCIENTIFIC INC. Director Sell 53.8 -9,900 -0.11% ✓ $20K
Jan 4, 2022 Jan 6, 2022 MILESTONE SCIENTIFIC INC. Director Sell 56.3 -4,400 -0.10% ✓ $9.2K
Dec 31, 2021 Jan 3, 2022 MILESTONE SCIENTIFIC INC. Director Sell 68.8 +92,088 0.70% ✓ $10.8K
Dec 27, 2021 Dec 28, 2021 MILESTONE SCIENTIFIC INC. Director Sell 53.8 -9,600 -0.22% ✓ $20K
Dec 20, 2021 Dec 21, 2021 MILESTONE SCIENTIFIC INC. Director Sell 53.8 -9,850 -0.23% ✓ $19.9K
Dec 15, 2021 Dec 16, 2021 MILESTONE SCIENTIFIC INC. Director Sell 53.8 -6,000 -0.14% ✓ $11.8K
Dec 13, 2021 Dec 14, 2021 MILESTONE SCIENTIFIC INC. Director Sell 56.3 -4,200 -0.10% ✓ $8.1K
Jan 4, 2021 Feb 10, 2021 MILESTONE SCIENTIFIC INC. CEO Sell 32.5 -31,378 -0.74% ✗ $72.2K
Aug 4, 2020 Jan 12, 2021 MILESTONE SCIENTIFIC INC. CEO Sell 20.0 -133,333 -3.28% ✗ $280K
Jan 7, 2021 Jan 8, 2021 MILESTONE SCIENTIFIC INC. CEO Sell 22.5 -85,240 -2.09% ✗ $192.7K
Jan 6, 2021 Jan 7, 2021 MILESTONE SCIENTIFIC INC. CEO Sell 43.8 -10,760 -0.26% ✗ $23.9K
Jan 5, 2021 Jan 6, 2021 MILESTONE SCIENTIFIC INC. CEO Sell 22.5 -59,668 -1.44% ✗ $134.3K
Jan 4, 2021 Jan 5, 2021 MILESTONE SCIENTIFIC INC. CEO Sell 22.5 -71,886 -1.70% ✗ $165.3K
Dec 18, 2020 Dec 21, 2020 MILESTONE SCIENTIFIC INC. CEO Sell 22.5 -54,400 -1.30% ✗ $118.2K
Dec 17, 2020 Dec 18, 2020 MILESTONE SCIENTIFIC INC. CEO Sell 43.8 -16,300 -0.39% ✗ $36.5K
Dec 16, 2020 Dec 17, 2020 MILESTONE SCIENTIFIC INC. CEO Sell 22.5 -72,500 -1.69% ✗ $154.4K
Aug 4, 2020 Aug 5, 2020 MILESTONE SCIENTIFIC INC. CEO Sell 22.5 -115,707 -1.45% ✗ $243K
Feb 6, 2019 Feb 8, 2019 MILESTONE SCIENTIFIC INC. CEO Buy 90.0 +285,000 8.54% ✗ $99.8K
May 19, 2015 May 20, 2015 MILESTONE SCIENTIFIC INC. CEO Buy 72.5 +25,000 0.90% ✗ $60K
May 31, 2013 May 27, 2014 MILESTONE SCIENTIFIC INC. CEO Buy 86.3 +137,267 5.25% ✗ $15K
Jun 27, 2012 Jun 29, 2012 MILESTONE SCIENTIFIC INC. CEO Buy 78.8 +51,724 2.09% ✗ $15K
Jun 21, 2011 Jun 22, 2011 MILESTONE SCIENTIFIC INC. CEO Buy 78.8 +25,000 1.30% ✗ $15K
Sep 30, 2003 Oct 2, 2003 MILESTONE SCIENTIFIC INC. CEO Buy 100.0 +400,454 13.98% ✗ $162B