MLSS · Milestone Scientific Inc. Common Stock
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| Giandomenico Trombetta Director | ▲ Buy | Grant | 10,418,382 Shares held | 8/28/2024 | View profile |
| S.r.l. BP4 10% Owner | ▼ Sell | Open Market | 8,896,765 Shares held | 10/24/2025 | View profile |
| Leonard Osser Director | ▼ Sell | Open Market | 4,606,882 Shares held | 10/22/2024 | View profile |
| Neal I. Goldman Director | ▲ Buy | Grant | 1,905,858 Shares held | 8/28/2024 | View profile |
| Michael McGeehan Director | ▼ Sell | Open Market | 575,273 Shares held | 12/19/2024 | View profile |
| Benedetta I. Casamento Director | ▲ Buy | Grant | 404,491 Shares held | 8/28/2024 | View profile |
| SCHILLER LEONARD M Director | ▲ Buy | Grant | 338,412 Shares held | 6/13/2022 | View profile |
| Jan Adriaan Haverhals President | ▲ Buy | Grant | 319,546 Shares held | 5/17/2023 | View profile |
| Peter J. Milligan President | ▲ Buy | Grant | 124,421 Shares held | 8/1/2023 | View profile |
| Leslie Bernhard Director | ▼ Sell | Open Market | 79,268 Shares held | 12/19/2022 | View profile |
Transaction History
| S.r.l. BP4 | ▼ Sell | Open Market | 100,000 | $44K | 10/24/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 80,000 | $34K | 10/23/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 14,427 | $6K | 10/22/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 40,000 | $18K | 10/21/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 24,034 | $11K | 10/20/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 30,000 | $16K | 10/14/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,000 | $6K | 10/13/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,158 | $6K | 10/10/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 30,000 | $14K | 10/8/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,000 | $5K | 10/7/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 9,210 | $4K | 10/3/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,000 | $5K | 10/3/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,000 | $6K | 9/11/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,000 | $6K | 7/17/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 11,489 | $8K | 7/8/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 30,558 | $21K | 7/7/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 50,853 | $34K | 7/3/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 649 | $422 | 6/30/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,000 | $7K | 6/27/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 1,300 | $1K | 6/25/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,000 | $8K | 6/24/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 5,933 | $5K | 6/23/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 1,693 | $1K | 6/18/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,056 | $9K | 6/16/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 23,797 | $21K | 6/11/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 30,100 | $27K | 6/10/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 20,266 | $18K | 6/9/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 60,200 | $54K | 6/6/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 26,855 | $24K | 6/5/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 6,000 | $5K | 6/4/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 8,000 | $7K | 6/3/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 10,000 | $9K | 6/2/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 12,118 | $11K | 5/30/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 3,361 | $3K | 5/29/2025 |
| S.r.l. BP4 | ▼ Sell | Open Market | 14,256 | $14K | 5/28/2025 |
| Michael McGeehan | ▼ Sell | Open Market | 20,000 | $16K | 12/19/2024 |
| Leonard Osser | ▼ Sell | Open Market | 107,984 | $100K | 10/22/2024 |
| Michael McGeehan | ▼ Sell | Open Market | 209 | $209 | 9/24/2024 |
| Michael McGeehan | ▼ Sell | Open Market | 1,800 | $2K | 9/20/2024 |
| Michael McGeehan | ▼ Sell | Open Market | 1,000 | $1K | 9/19/2024 |
| Benedetta I. Casamento | ▲ Buy | Grant | 134,834 | $120K | 8/28/2024 |
| Michael McGeehan | ▲ Buy | Grant | 123,560 | $110K | 8/28/2024 |
| Neal I. Goldman | ▲ Buy | Grant | 134,832 | $120K | 8/28/2024 |
| Leonard Osser | ▲ Buy | Grant | 112,356 | $100K | 8/28/2024 |
| Giandomenico Trombetta | ▲ Buy | Grant | 112,356 | $100K | 8/28/2024 |
| Leonard Osser | ▼ Sell | Open Market | 141,913 | $135K | 8/21/2024 |
| Neal I. Goldman | ▲ Buy | Grant | 22,127 | $12K | 4/23/2024 |
| Neal I. Goldman | ▲ Buy | Grant | 56,065 | $30K | 4/22/2024 |
| Neal I. Goldman | ▲ Buy | Grant | 125,000 | $79K | 12/11/2023 |
| Giandomenico Trombetta | ▼ Sell | Other | 1,400 | $1K | 10/23/2023 |
| Giandomenico Trombetta | ▼ Sell | Other | 2,000 | $2K | 10/19/2023 |
| Giandomenico Trombetta | ▼ Sell | Other | 18,600 | $18K | 10/19/2023 |
| Giandomenico Trombetta | ▼ Sell | Other | 3,000 | $3K | 10/18/2023 |
| Peter J. Milligan | ▲ Buy | Grant | 46,296 | $50K | 8/1/2023 |
| Leonard Osser | ▲ Buy | Grant | 112,360 | $100K | 6/28/2023 |
| Giandomenico Trombetta | ▲ Buy | Grant | 112,360 | $100K | 6/28/2023 |
| Neal I. Goldman | ▲ Buy | Grant | 134,831 | $120K | 6/28/2023 |
| Benedetta I. Casamento | ▲ Buy | Grant | 134,831 | $120K | 6/28/2023 |
| Jan Adriaan Haverhals | ▲ Buy | Grant | 165,841 | $167K | 5/17/2023 |
| Leslie Bernhard | ▼ Sell | Open Market | 79,268 | $40K | 12/19/2022 |
| Neal I. Goldman | ▲ Buy | Open Market | 55,326 | $28K | 12/19/2022 |
| Neal I. Goldman | ▲ Buy | Open Market | 45,095 | $28K | 11/23/2022 |
| Leslie Bernhard | ▼ Sell | Open Market | 14,358 | $9K | 11/23/2022 |
| Neal I. Goldman | ▲ Buy | Open Market | 107 | $66 | 11/22/2022 |
| Neal I. Goldman | ▲ Buy | Open Market | 54,798 | $35K | 11/21/2022 |
| Neal I. Goldman | ▲ Buy | Open Market | 9,720 | $7K | 6/16/2022 |
| Neal I. Goldman | ▲ Buy | Open Market | 5,270 | $4K | 6/15/2022 |
| Neal I. Goldman | ▲ Buy | Open Market | 10,583 | $8K | 6/14/2022 |
| Leonard Osser | ▲ Buy | Grant | 30,488 | $25K | 6/13/2022 |
| Benedetta I. Casamento | ▲ Buy | Grant | 30,488 | $25K | 6/13/2022 |
| Neal I. Goldman | ▲ Buy | Grant | 30,488 | $25K | 6/13/2022 |
| Michael McGeehan | ▲ Buy | Grant | 31,250 | $26K | 6/13/2022 |
| Leslie Bernhard | ▲ Buy | Grant | 39,634 | $32K | 6/13/2022 |
| SCHILLER LEONARD M | ▲ Buy | Grant | 32,012 | $26K | 6/13/2022 |
| Giandomenico Trombetta | ▲ Buy | Grant | 30,488 | $25K | 6/13/2022 |
| Benedetta I. Casamento | ▲ Buy | Grant | 12,877 | $13K | 6/8/2022 |
| Neal I. Goldman | ▲ Buy | Open Market | 54,851 | $49K | 6/1/2022 |
| Neal I. Goldman | ▲ Buy | Open Market | 13,208 | $12K | 5/25/2022 |
| Neal I. Goldman | ▲ Buy | Grant | 11,526 | $10K | 5/24/2022 |
| Neal I. Goldman | ▲ Buy | Grant | 11,186 | $10K | 5/23/2022 |
| Neal I. Goldman | ▲ Buy | Grant | 14,229 | $12K | 5/20/2022 |
| Neal I. Goldman | ▲ Buy | Grant | 10,000 | $9K | 5/19/2022 |
| Leonard Osser | ▼ Sell | Open Market | 9,842 | $11K | 4/18/2022 |
| Leonard Osser | ▼ Sell | Open Market | 8,500 | $10K | 4/12/2022 |
| Leonard Osser | ▼ Sell | Open Market | 8,200 | $10K | 4/11/2022 |
| Leslie Bernhard | ▼ Sell | Open Market | 12,089 | $16K | 4/5/2022 |
| Leslie Bernhard | ▼ Sell | Open Market | 190 | $258 | 4/5/2022 |
| Leslie Bernhard | ▼ Sell | Open Market | 1,256 | $2K | 4/5/2022 |
| Leslie Bernhard | ▼ Sell | Open Market | 1,456 | $2K | 4/5/2022 |
| SCHILLER LEONARD M | ▼ Sell | Open Market | 25,000 | $35K | 4/5/2022 |
| SCHILLER LEONARD M | ▼ Sell | Open Market | 5,000 | $7K | 4/5/2022 |
| Leonard Osser | ▼ Sell | Open Market | 14,100 | $20K | 4/4/2022 |
| Leonard Osser | ▼ Sell | Open Market | 6,000 | $9K | 4/1/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,110 | $9K | 3/28/2022 |
| Leonard Osser | ▼ Sell | Open Market | 8,000 | $10K | 3/22/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,600 | $10K | 3/21/2022 |
| Leonard Osser | ▼ Sell | Open Market | 8,500 | $10K | 3/15/2022 |
| Leonard Osser | ▼ Sell | Open Market | 8,100 | $10K | 3/14/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,500 | $10K | 3/8/2022 |
| Leonard Osser | ▼ Sell | Open Market | 6,400 | $10K | 3/7/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,600 | $10K | 3/1/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,500 | $10K | 2/28/2022 |
| Leonard Osser | ▼ Sell | Open Market | 8,200 | $10K | 2/23/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,700 | $10K | 2/22/2022 |
| Leonard Osser | ▼ Sell | Open Market | 8,100 | $10K | 2/15/2022 |
| Leonard Osser | ▼ Sell | Open Market | 8,400 | $10K | 2/14/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,600 | $10K | 2/8/2022 |
| Leonard Osser | ▼ Sell | Open Market | 8,000 | $10K | 2/7/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,650 | $10K | 2/1/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,800 | $10K | 1/31/2022 |
| Leonard Osser | ▼ Sell | Open Market | 6,600 | $10K | 1/25/2022 |
| Leonard Osser | ▼ Sell | Open Market | 7,200 | $10K | 1/24/2022 |
| Leonard Osser | ▼ Sell | Open Market | 5,800 | $10K | 1/19/2022 |
| Leonard Osser | ▼ Sell | Open Market | 5,800 | $10K | 1/18/2022 |
| Leonard Osser | ▼ Sell | Open Market | 4,900 | $10K | 1/11/2022 |
| Leonard Osser | ▼ Sell | Open Market | 5,000 | $10K | 1/10/2022 |
| Leonard Osser | ▼ Sell | Open Market | 4,400 | $9K | 1/4/2022 |
| Leonard Osser | ▼ Sell | Open Market | 5,000 | $11K | 1/3/2022 |
| Leonard Osser | ▲ Buy | Grant | 48,544 | $100K | 12/31/2021 |
| Leonard Osser | ▲ Buy | Grant | 48,544 | $100K | 12/31/2021 |
| Leonard Osser | ▼ Sell | Open Market | 5,000 | $11K | 12/28/2021 |
| Leonard Osser | ▼ Sell | Open Market | 4,600 | $9K | 12/27/2021 |
| Leonard Osser | ▼ Sell | Open Market | 4,850 | $10K | 12/21/2021 |
| Leonard Osser | ▼ Sell | Open Market | 5,000 | $10K | 12/20/2021 |
| Leonard Osser | ▼ Sell | Open Market | 3,900 | $8K | 12/16/2021 |
| Leonard Osser | ▼ Sell | Open Market | 2,100 | $4K | 12/15/2021 |
| Leonard Osser | ▼ Sell | Open Market | 2,100 | $4K | 12/14/2021 |
| Leonard Osser | ▼ Sell | Open Market | 2,100 | $4K | 12/13/2021 |
| Giandomenico Trombetta | ▲ Buy | Option Exercise | 99,378 | $160K | 12/6/2021 |
| Leonard Osser | ▲ Buy | Option Exercise | 71,250 | $36K | 12/1/2021 |
| Leonard Osser | ▲ Buy | Option Exercise | 62,112 | $106K | 11/30/2021 |
| Leonard Osser | ▲ Buy | Option Exercise | 171,429 | $331K | 11/9/2021 |
| Leslie Bernhard | ▼ Sell | Open Market | 2,371 | $5K | 9/17/2021 |
| Leslie Bernhard | ▼ Sell | Open Market | 5,567 | $11K | 9/17/2021 |
| Leslie Bernhard | ▼ Sell | Open Market | 17,173 | $32K | 9/16/2021 |
| Leslie Bernhard | ▼ Sell | Open Market | 9,889 | $19K | 9/16/2021 |
| Leslie Bernhard | ▼ Sell | Open Market | 1,894 | $4K | 9/15/2021 |
| Leslie Bernhard | ▼ Sell | Open Market | 2,500 | $5K | 9/15/2021 |
| Leslie Bernhard | ▼ Sell | Open Market | 406 | $788 | 9/15/2021 |
| Leslie Bernhard | ▼ Sell | Open Market | 5,200 | $10K | 9/15/2021 |