MLSS
Milestone Scientific Inc.$0.41-0.01 (-3.02%)Prev Close$0.42·MCap$22.1M·P/E—·Vol84.2K·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
5
$167.7K
◆
Net Activity
Net Seller
$167.7K
●
Active Insiders
1
last 12 mo
Over the past 12 months, insider activity at Milestone Scientific Inc. (MLSS) has been exclusively selling, with 0 insider purchases totaling $0.00 and 5 insider sales totaling $167.7K. The most recent insider transaction was by BP4 S.r.l. (10% Owner), who sold $84.9K worth of shares on Oct 22, 2025. Milestone Scientific Inc. operates in the Healthcare sector, within the Medical - Instruments & Supplies industry, with a market cap of $22.1M.
MLSS Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Oct 22, 2025 | BP4 S.r.l. | 10% Owner | Sell | 194,427 | $0.44 | $84.9K | 0 |
| Oct 20, 2025 | BP4 S.r.l. | 10% Owner | Sell | 64,034 | $0.44 | $28.5K | 0 |
| Oct 10, 2025 | BP4 S.r.l. | 10% Owner | Sell | 50,158 | $0.54 | $27.3K | 0 |
| Oct 7, 2025 | BP4 S.r.l. | 10% Owner | Sell | 40,000 | $0.46 | $18.4K | 0 |
| Oct 3, 2025 | BP4 S.r.l. | 10% Owner | Sell | 19,210 | $0.45 | $8.6K | 0 |
| Sep 11, 2025 | BP4 S.r.l. | 10% Owner | Sell | 10,000 | $0.59 | $5.9K | 0 |
| Jul 17, 2025 | BP4 S.r.l. | 10% Owner | Sell | 10,000 | $0.64 | $6.4K | 0 |
| Jul 3, 2025 | BP4 S.r.l. | 10% Owner | Sell | 92,900 | $0.68 | $62.8K | 0 |
| Jun 23, 2025 | BP4 S.r.l. | 10% Owner | Sell | 27,882 | $0.78 | $21.9K | 0 |
| Jun 16, 2025 | BP4 S.r.l. | 10% Owner | Sell | 11,749 | $0.89 | $10.5K | 0 |
| Jun 11, 2025 | BP4 S.r.l. | 10% Owner | Sell | 23,797 | $0.90 | $21.5K | 0 |
| Jun 9, 2025 | BP4 S.r.l. | 10% Owner | Sell | 50,366 | $0.91 | $45.7K | 0 |
| Jun 5, 2025 | BP4 S.r.l. | 10% Owner | Sell | 87,055 | $0.90 | $78.7K | 0 |
| Jun 3, 2025 | BP4 S.r.l. | 10% Owner | Sell | 14,000 | $0.93 | $13.0K | 0 |
| May 30, 2025 | BP4 S.r.l. | 10% Owner | Sell | 22,118 | $0.94 | $20.7K | 0 |
| May 28, 2025 | BP4 S.r.l. | 10% Owner | Sell | 17,617 | $0.96 | $16.9K | 0 |
| Dec 20, 2024 | McGeehan Michael | Director | Sell | 20,000 | $0.78 | $15.5K | 575,273 |
| Oct 23, 2024 | OSSER LEONARD | Director | Sell | 107,984 | $0.93 | $100.4K | 4,606,882 |
| Sep 27, 2024 | McGeehan Michael | Director | Sell | 209 | $1.00 | $209.00 | 595,273 |
| Sep 24, 2024 | McGeehan Michael | Director | Sell | 2,800 | $1.00 | $2.8K | 595,482 |
| Aug 21, 2024 | OSSER LEONARD | Director | Sell | 141,913 | $0.95 | $134.8K | 4,602,506 |
| Dec 20, 2022 | Bernhard Leslie | Director | Sell | 79,268 | $0.50 | $39.6K | 79,268-50% |
| Dec 20, 2022 | GOLDMAN NEAL I | Director | Buy | 55,326 | $0.50 | $27.7K | 1,433,003 |
| Nov 28, 2022 | Bernhard Leslie | Director | Sell | 14,358 | $0.64 | $9.2K | 158,536 |
| Nov 28, 2022 | GOLDMAN NEAL I | Director | Buy | 45,095 | $0.62 | $28.0K | 1,377,677 |
| Nov 22, 2022 | GOLDMAN NEAL I | Director | Buy | 54,905 | $0.63 | $34.6K | 1,332,582 |
| Jun 17, 2022 | GOLDMAN NEAL I | Director | Buy | 9,720 | $0.75 | $7.3K | 1,195,934 |
| Jun 15, 2022 | GOLDMAN NEAL I | Director | Buy | 15,853 | $0.80 | $12.7K | 1,186,214 |
| Jun 2, 2022 | GOLDMAN NEAL I | Director | Buy | 54,851 | $0.89 | $48.8K | 1,139,873 |
| May 27, 2022 | GOLDMAN NEAL I | Director | Buy | 13,208 | $0.89 | $11.8K | 1,085,022 |
| Apr 20, 2022 | OSSER LEONARD | Director | Sell | 9,842 | $1.12 | $11.0K | 4,225,596 |
| Apr 13, 2022 | OSSER LEONARD | Director | Sell | 16,700 | $1.19 | $20.0K | 4,243,938 |
| Apr 6, 2022 | Bernhard Leslie | Director | Sell | 14,991 | $1.36 | $20.4K | 17,269-46% |
| Apr 6, 2022 | SCHILLER LEONARD M | Director | Sell | 30,000 | $1.40 | $42.0K | 311,356 |
| Apr 4, 2022 | OSSER LEONARD | Director | Sell | 20,100 | $1.45 | $29.1K | 4,266,238 |
| Mar 29, 2022 | OSSER LEONARD | Director | Sell | 7,110 | $1.33 | $9.5K | 4,272,238 |
| Mar 22, 2022 | OSSER LEONARD | Director | Sell | 15,600 | $1.28 | $20.0K | 4,287,348 |
| Mar 15, 2022 | OSSER LEONARD | Director | Sell | 16,600 | $1.20 | $20.0K | 4,303,448 |
| Mar 8, 2022 | OSSER LEONARD | Director | Sell | 13,900 | $1.43 | $19.9K | 4,319,048 |
| Mar 2, 2022 | OSSER LEONARD | Director | Sell | 15,100 | $1.32 | $20.0K | 4,333,048 |
| Feb 23, 2022 | OSSER LEONARD | Director | Sell | 15,900 | $1.25 | $19.9K | 4,348,748 |
| Feb 15, 2022 | OSSER LEONARD | Director | Sell | 16,500 | $1.21 | $20.0K | 4,364,548 |
| Feb 8, 2022 | OSSER LEONARD | Director | Sell | 15,600 | $1.28 | $20.0K | 4,380,548 |
| Feb 1, 2022 | OSSER LEONARD | Director | Sell | 15,450 | $1.29 | $20.0K | 4,396,198 |
| Jan 25, 2022 | OSSER LEONARD | Director | Sell | 13,800 | $1.45 | $20.0K | 4,410,598 |
| Jan 19, 2022 | OSSER LEONARD | Director | Sell | 11,600 | $1.72 | $19.9K | 4,423,598 |
| Jan 11, 2022 | OSSER LEONARD | Director | Sell | 9,900 | $2.02 | $20.0K | 4,434,928 |
| Jan 6, 2022 | OSSER LEONARD | Director | Sell | 4,400 | $2.09 | $9.2K | 4,439,928 |
| Jan 3, 2022 | OSSER LEONARD | Director | Sell | 5,000 | $2.15 | $10.8K | 4,443,698 |
| Dec 28, 2021 | OSSER LEONARD | Director | Sell | 9,600 | $2.08 | $20.0K | 4,356,610 |
Showing 1–50 of 54
1 / 2
MLSS Insider Buying Activity
The following table shows recent insider purchases of Milestone Scientific Inc. (MLSS) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Dec 20, 2022 | GOLDMAN NEAL I | Director | Buy | 55,326 | $0.50 | $27.7K | 1,433,003 |
| Nov 28, 2022 | GOLDMAN NEAL I | Director | Buy | 45,095 | $0.62 | $28.0K | 1,377,677 |
| Nov 22, 2022 | GOLDMAN NEAL I | Director | Buy | 54,905 | $0.63 | $34.6K | 1,332,582 |
| Jun 17, 2022 | GOLDMAN NEAL I | Director | Buy | 9,720 | $0.75 | $7.3K | 1,195,934 |
| Jun 15, 2022 | GOLDMAN NEAL I | Director | Buy | 15,853 | $0.80 | $12.7K | 1,186,214 |
| Jun 2, 2022 | GOLDMAN NEAL I | Director | Buy | 54,851 | $0.89 | $48.8K | 1,139,873 |
| May 27, 2022 | GOLDMAN NEAL I | Director | Buy | 13,208 | $0.89 | $11.8K | 1,085,022 |
MLSS Insider Selling Activity
The following table shows recent insider sales of Milestone Scientific Inc. (MLSS) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Oct 22, 2025 | BP4 S.r.l. | 10% Owner | Sell | 194,427 | $0.44 | $84.9K | 0 |
| Oct 20, 2025 | BP4 S.r.l. | 10% Owner | Sell | 64,034 | $0.44 | $28.5K | 0 |
| Oct 10, 2025 | BP4 S.r.l. | 10% Owner | Sell | 50,158 | $0.54 | $27.3K | 0 |
| Oct 7, 2025 | BP4 S.r.l. | 10% Owner | Sell | 40,000 | $0.46 | $18.4K | 0 |
| Oct 3, 2025 | BP4 S.r.l. | 10% Owner | Sell | 19,210 | $0.45 | $8.6K | 0 |
| Sep 11, 2025 | BP4 S.r.l. | 10% Owner | Sell | 10,000 | $0.59 | $5.9K | 0 |
| Jul 17, 2025 | BP4 S.r.l. | 10% Owner | Sell | 10,000 | $0.64 | $6.4K | 0 |
| Jul 3, 2025 | BP4 S.r.l. | 10% Owner | Sell | 92,900 | $0.68 | $62.8K | 0 |
| Jun 23, 2025 | BP4 S.r.l. | 10% Owner | Sell | 27,882 | $0.78 | $21.9K | 0 |
| Jun 16, 2025 | BP4 S.r.l. | 10% Owner | Sell | 11,749 | $0.89 | $10.5K | 0 |
| Jun 11, 2025 | BP4 S.r.l. | 10% Owner | Sell | 23,797 | $0.90 | $21.5K | 0 |
| Jun 9, 2025 | BP4 S.r.l. | 10% Owner | Sell | 50,366 | $0.91 | $45.7K | 0 |
| Jun 5, 2025 | BP4 S.r.l. | 10% Owner | Sell | 87,055 | $0.90 | $78.7K | 0 |
| Jun 3, 2025 | BP4 S.r.l. | 10% Owner | Sell | 14,000 | $0.93 | $13.0K | 0 |
| May 30, 2025 | BP4 S.r.l. | 10% Owner | Sell | 22,118 | $0.94 | $20.7K | 0 |
| May 28, 2025 | BP4 S.r.l. | 10% Owner | Sell | 17,617 | $0.96 | $16.9K | 0 |
| Dec 20, 2024 | McGeehan Michael | Director | Sell | 20,000 | $0.78 | $15.5K | 575,273 |
| Oct 23, 2024 | OSSER LEONARD | Director | Sell | 107,984 | $0.93 | $100.4K | 4,606,882 |
| Sep 27, 2024 | McGeehan Michael | Director | Sell | 209 | $1.00 | $209.00 | 595,273 |
| Sep 24, 2024 | McGeehan Michael | Director | Sell | 2,800 | $1.00 | $2.8K | 595,482 |
| Aug 21, 2024 | OSSER LEONARD | Director | Sell | 141,913 | $0.95 | $134.8K | 4,602,506 |
| Dec 20, 2022 | Bernhard Leslie | Director | Sell | 79,268 | $0.50 | $39.6K | 79,268-50% |
| Nov 28, 2022 | Bernhard Leslie | Director | Sell | 14,358 | $0.64 | $9.2K | 158,536 |
| Apr 20, 2022 | OSSER LEONARD | Director | Sell | 9,842 | $1.12 | $11.0K | 4,225,596 |
| Apr 13, 2022 | OSSER LEONARD | Director | Sell | 16,700 | $1.19 | $20.0K | 4,243,938 |
| Apr 6, 2022 | Bernhard Leslie | Director | Sell | 14,991 | $1.36 | $20.4K | 17,269-46% |
| Apr 6, 2022 | SCHILLER LEONARD M | Director | Sell | 30,000 | $1.40 | $42.0K | 311,356 |
| Apr 4, 2022 | OSSER LEONARD | Director | Sell | 20,100 | $1.45 | $29.1K | 4,266,238 |
| Mar 29, 2022 | OSSER LEONARD | Director | Sell | 7,110 | $1.33 | $9.5K | 4,272,238 |
| Mar 22, 2022 | OSSER LEONARD | Director | Sell | 15,600 | $1.28 | $20.0K | 4,287,348 |
| Mar 15, 2022 | OSSER LEONARD | Director | Sell | 16,600 | $1.20 | $20.0K | 4,303,448 |
| Mar 8, 2022 | OSSER LEONARD | Director | Sell | 13,900 | $1.43 | $19.9K | 4,319,048 |
| Mar 2, 2022 | OSSER LEONARD | Director | Sell | 15,100 | $1.32 | $20.0K | 4,333,048 |
| Feb 23, 2022 | OSSER LEONARD | Director | Sell | 15,900 | $1.25 | $19.9K | 4,348,748 |
| Feb 15, 2022 | OSSER LEONARD | Director | Sell | 16,500 | $1.21 | $20.0K | 4,364,548 |
| Feb 8, 2022 | OSSER LEONARD | Director | Sell | 15,600 | $1.28 | $20.0K | 4,380,548 |
| Feb 1, 2022 | OSSER LEONARD | Director | Sell | 15,450 | $1.29 | $20.0K | 4,396,198 |
| Jan 25, 2022 | OSSER LEONARD | Director | Sell | 13,800 | $1.45 | $20.0K | 4,410,598 |
| Jan 19, 2022 | OSSER LEONARD | Director | Sell | 11,600 | $1.72 | $19.9K | 4,423,598 |
| Jan 11, 2022 | OSSER LEONARD | Director | Sell | 9,900 | $2.02 | $20.0K | 4,434,928 |
| Jan 6, 2022 | OSSER LEONARD | Director | Sell | 4,400 | $2.09 | $9.2K | 4,439,928 |
| Jan 3, 2022 | OSSER LEONARD | Director | Sell | 5,000 | $2.15 | $10.8K | 4,443,698 |
| Dec 28, 2021 | OSSER LEONARD | Director | Sell | 9,600 | $2.08 | $20.0K | 4,356,610 |
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