Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Milestone Scientific Inc. (MLSS) since 2014 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Milestone Scientific Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 855683.
Total stock buying since 2014: $5,817,558.
Total stock sales since 2014: $3,677,678.
Total stock option exercises since 2014: $1,911,820.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 343,484 | $285,085 | 0 | $0 |
| 2024 | 0 | $0 | 272,906 | $253,791 | 0 | $0 |
| 2022 | 248,958 | $170,753 | 361,719 | $420,603 | 0 | $0 |
| 2021 | 0 | $0 | 649,984 | $1,635,129 | 706,587 | $1,093,927 |
| 2020 | 17,626 | $37,014 | 455,533 | $929,317 | 336,970 | $384,145 |
| 2019 | 4,296,430 | $1,503,745 | 0 | $0 | 0 | $0 |
| 2017 | 17,200 | $21,046 | 112,980 | $120,953 | 83,333 | $62,499 |
| 2016 | 2,012,500 | $4,018,750 | 0 | $0 | 277,778 | $100,000 |
| 2015 | 27,500 | $66,250 | 0 | $0 | 200,000 | $200,000 |
| 2014 | 0 | $0 | 15,000 | $32,800 | 75,000 | $71,249 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-07 | 0 | $0 | 102,900 | $69,218 | 0 | $0 |
| 2025-06 | 0 | $0 | 210,849 | $187,675 | 0 | $0 |
| 2025-05 | 0 | $0 | 29,735 | $28,192 | 0 | $0 |
| 2024-12 | 0 | $0 | 20,000 | $15,540 | 0 | $0 |
| 2024-10 | 0 | $0 | 107,984 | $100,425 | 0 | $0 |
| 2024-09 | 0 | $0 | 3,009 | $3,009 | 0 | $0 |
| 2024-08 | 0 | $0 | 141,913 | $134,817 | 0 | $0 |
| 2022-12 | 55,326 | $27,663 | 79,268 | $39,634 | 0 | $0 |
| 2022-11 | 100,000 | $62,546 | 14,358 | $9,189 | 0 | $0 |
| 2022-06 | 80,424 | $68,789 | 0 | $0 | 0 | $0 |
| 2022-05 | 13,208 | $11,755 | 0 | $0 | 0 | $0 |
| 2022-04 | 0 | $0 | 91,633 | $122,714 | 0 | $0 |
| 2022-03 | 0 | $0 | 60,810 | $79,358 | 0 | $0 |
| 2022-02 | 0 | $0 | 63,150 | $79,956 | 0 | $0 |
| 2022-01 | 0 | $0 | 52,500 | $89,752 | 0 | $0 |
| 2021-12 | 0 | $0 | 29,650 | $59,781 | 170,628 | $195,623 |
| 2021-11 | 0 | $0 | 0 | $0 | 233,541 | $437,068 |
| 2021-09 | 0 | $0 | 45,000 | $85,832 | 0 | $0 |
| 2021-02 | 0 | $0 | 177,780 | $572,111 | 0 | $0 |
| 2021-01 | 0 | $0 | 397,554 | $917,405 | 302,418 | $461,236 |
| 2020-12 | 0 | $0 | 273,200 | $565,048 | 336,970 | $384,145 |
| 2020-11 | 0 | $0 | 31,000 | $51,150 | 0 | $0 |
| 2020-08 | 17,626 | $37,014 | 133,333 | $279,999 | 0 | $0 |
| 2020-06 | 0 | $0 | 18,000 | $33,120 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-07-17 | Bp4 S.r.l. (10% Owner) | Sale | 10,000 | .64 | 6,400 |
| 2025-07-08 | Bp4 S.r.l. (10% Owner) | Sale | 11,489 | .69 | 7,938 |
| 2025-07-07 | Bp4 S.r.l. (10% Owner) | Sale | 30,558 | .68 | 20,809 |
| 2025-07-03 | Bp4 S.r.l. (10% Owner) | Sale | 50,853 | .67 | 34,071 |
| 2025-06-30 | Bp4 S.r.l. (10% Owner) | Sale | 649 | .65 | 421 |
| 2025-06-27 | Bp4 S.r.l. (10% Owner) | Sale | 10,000 | .73 | 7,300 |
| 2025-06-25 | Bp4 S.r.l. (10% Owner) | Sale | 1,300 | .77 | 1,001 |
| 2025-06-24 | Bp4 S.r.l. (10% Owner) | Sale | 10,000 | .81 | 8,050 |
| 2025-06-23 | Bp4 S.r.l. (10% Owner) | Sale | 5,933 | .86 | 5,102 |
| 2025-06-18 | Bp4 S.r.l. (10% Owner) | Sale | 1,693 | .88 | 1,489 |
| 2025-06-16 | Bp4 S.r.l. (10% Owner) | Sale | 10,056 | .90 | 9,000 |
| 2025-06-11 | Bp4 S.r.l. (10% Owner) | Sale | 23,797 | .90 | 21,464 |
| 2025-06-10 | Bp4 S.r.l. (10% Owner) | Sale | 30,100 | .91 | 27,360 |
| 2025-06-09 | Bp4 S.r.l. (10% Owner) | Sale | 20,266 | .91 | 18,340 |
| 2025-06-06 | Bp4 S.r.l. (10% Owner) | Sale | 60,200 | .90 | 54,240 |
| 2025-06-05 | Bp4 S.r.l. (10% Owner) | Sale | 26,855 | .91 | 24,438 |
| 2025-06-02 | Bp4 S.r.l. (10% Owner) | Sale | 10,000 | .95 | 9,470 |
| 2025-05-30 | Bp4 S.r.l. (10% Owner) | Sale | 12,118 | .93 | 11,281 |
| 2025-05-29 | Bp4 S.r.l. (10% Owner) | Sale | 3,361 | .96 | 3,226 |
| 2025-05-28 | Bp4 S.r.l. (10% Owner) | Sale | 14,256 | .96 | 13,685 |
| 2024-12-19 | Mcgeehan Michael (Director) | Sale | 20,000 | .78 | 15,540 |
| 2024-10-22 | Osser Leonard (Director) | Sale | 107,984 | .93 | 100,425 |
| 2024-09-24 | Mcgeehan Michael (Director) | Sale | 209 | 1.00 | 209 |
| 2024-09-20 | Mcgeehan Michael (Director) | Sale | 1,800 | 1.00 | 1,800 |
| 2024-09-19 | Mcgeehan Michael (Director) | Sale | 1,000 | 1.00 | 1,000 |
| 2024-08-21 | Osser Leonard (Director) | Sale | 141,913 | .95 | 134,817 |
| 2022-12-19 | Bernhard Leslie (Director) | Sale | 79,268 | .50 | 39,634 |
| 2022-12-19 | Goldman Neal I (Director) | Buy | 55,326 | .50 | 27,663 |
| 2022-11-23 | Bernhard Leslie (Director) | Sale | 14,358 | .64 | 9,189 |
| 2022-11-23 | Goldman Neal I (Director) | Buy | 45,095 | .62 | 27,958 |
| 2022-11-22 | Goldman Neal I (Director) | Buy | 107 | .62 | 66 |
| 2022-11-21 | Goldman Neal I (Director) | Buy | 54,798 | .63 | 34,522 |
| 2022-06-16 | Goldman Neal I (Director) | Buy | 9,720 | .75 | 7,290 |
| 2022-06-15 | Goldman Neal I (Director) | Buy | 5,270 | .80 | 4,216 |
| 2022-06-14 | Goldman Neal I (Director) | Buy | 10,583 | .80 | 8,466 |
| 2022-06-01 | Goldman Neal I (Director) | Buy | 54,851 | .89 | 48,817 |
| 2022-05-25 | Goldman Neal I (Director) | Buy | 13,208 | .89 | 11,755 |
| 2022-04-18 | Osser Leonard (Director) | Sale | 9,842 | 1.12 | 11,023 |
| 2022-04-12 | Osser Leonard (Director) | Sale | 8,500 | 1.18 | 10,030 |
| 2022-04-11 | Osser Leonard (Director) | Sale | 8,200 | 1.21 | 9,922 |
| 2022-04-05 | Bernhard Leslie (Director) | Sale | 14,991 | 1.37 | 20,507 |
| 2022-04-05 | Schiller Leonard M (Director) | Sale | 30,000 | 1.41 | 42,150 |
| 2022-04-04 | Osser Leonard (Director) | Sale | 14,100 | 1.42 | 20,022 |
| 2022-04-01 | Osser Leonard (Director) | Sale | 6,000 | 1.51 | 9,060 |
| 2022-03-28 | Osser Leonard (Director) | Sale | 7,110 | 1.33 | 9,456 |
| 2022-03-22 | Osser Leonard (Director) | Sale | 8,000 | 1.26 | 10,080 |
| 2022-03-21 | Osser Leonard (Director) | Sale | 7,600 | 1.30 | 9,880 |
| 2022-03-15 | Osser Leonard (Director) | Sale | 8,500 | 1.18 | 10,030 |
| 2022-03-14 | Osser Leonard (Director) | Sale | 8,100 | 1.23 | 9,963 |
| 2022-03-08 | Osser Leonard (Director) | Sale | 7,500 | 1.35 | 10,125 |
| 2022-03-07 | Osser Leonard (Director) | Sale | 6,400 | 1.53 | 9,792 |
| 2022-03-01 | Osser Leonard (Director) | Sale | 7,600 | 1.32 | 10,032 |
| 2022-02-28 | Osser Leonard (Director) | Sale | 7,500 | 1.33 | 9,975 |
| 2022-02-23 | Osser Leonard (Director) | Sale | 8,200 | 1.22 | 10,012 |
| 2022-02-22 | Osser Leonard (Director) | Sale | 7,700 | 1.28 | 9,894 |
| 2022-02-15 | Osser Leonard (Director) | Sale | 8,100 | 1.24 | 10,044 |
| 2022-02-14 | Osser Leonard (Director) | Sale | 8,400 | 1.19 | 9,996 |
| 2022-02-08 | Osser Leonard (Director) | Sale | 7,600 | 1.30 | 9,880 |
| 2022-02-07 | Osser Leonard (Director) | Sale | 8,000 | 1.26 | 10,096 |
| 2022-02-01 | Osser Leonard (Director) | Sale | 7,650 | 1.31 | 10,059 |
| 2022-01-31 | Osser Leonard (Director) | Sale | 7,800 | 1.27 | 9,921 |
| 2022-01-25 | Osser Leonard (Director) | Sale | 6,600 | 1.51 | 9,999 |
| 2022-01-24 | Osser Leonard (Director) | Sale | 7,200 | 1.39 | 10,008 |
| 2022-01-19 | Osser Leonard (Director) | Sale | 5,800 | 1.72 | 9,947 |
| 2022-01-18 | Osser Leonard (Director) | Sale | 5,800 | 1.72 | 9,981 |
| 2022-01-11 | Osser Leonard (Director) | Sale | 4,900 | 2.02 | 9,873 |
| 2022-01-10 | Osser Leonard (Director) | Sale | 5,000 | 2.02 | 10,095 |
| 2022-01-04 | Osser Leonard (Director) | Sale | 4,400 | 2.09 | 9,178 |
| 2022-01-03 | Osser Leonard (Director) | Sale | 5,000 | 2.15 | 10,750 |
| 2021-12-28 | Osser Leonard (Director) | Sale | 5,000 | 2.12 | 10,590 |
| 2021-12-27 | Osser Leonard (Director) | Sale | 4,600 | 2.04 | 9,407 |
| 2021-12-21 | Osser Leonard (Director) | Sale | 4,850 | 2.02 | 9,816 |
| 2021-12-20 | Osser Leonard (Director) | Sale | 5,000 | 2.02 | 10,125 |
| 2021-12-16 | Osser Leonard (Director) | Sale | 3,900 | 1.97 | 7,667 |
| 2021-12-15 | Osser Leonard (Director) | Sale | 2,100 | 1.95 | 4,086 |
| 2021-12-14 | Osser Leonard (Director) | Sale | 2,100 | 1.88 | 3,945 |
| 2021-12-13 | Osser Leonard (Director) | Sale | 2,100 | 1.97 | 4,145 |
| 2021-12-06 | Trombetta Giandomenico (Director) | Option Ex | 99,378 | 1.61 | 159,998 |
| 2021-12-01 | Osser Leonard (Director) | Option Ex | 71,250 | .50 | 35,625 |
| 2021-11-30 | Osser Leonard (Director) | Option Ex | 62,112 | 1.71 | 106,211 |
| 2021-11-09 | Osser Leonard (Director) | Option Ex | 171,429 | 1.93 | 330,857 |
| 2021-09-17 | Bernhard Leslie (Director) | Sale | 7,938 | 1.93 | 15,280 |
| 2021-09-16 | Bernhard Leslie (Director) | Sale | 27,062 | 1.90 | 51,282 |
| 2021-09-15 | Bernhard Leslie (Director) | Sale | 10,000 | 1.93 | 19,270 |
| 2021-02-17 | Bernhard Leslie (Director) | Sale | 20,000 | 3.61 | 72,200 |
| 2021-02-16 | Bernhard Leslie (Director) | Sale | 25,000 | 3.87 | 96,750 |
| 2021-02-11 | Trombetta Giandomenico (Director) | Sale | 10,000 | 3.85 | 38,500 |
| 2021-02-08 | Trombetta Giandomenico (Director) | Sale | 10,000 | 3.36 | 33,600 |
| 2021-02-04 | Trombetta Giandomenico (Director) | Sale | 7,780 | 3.20 | 24,896 |
| 2021-02-03 | Trombetta Giandomenico (Director) | Sale | 30,000 | 3.03 | 90,900 |
| 2021-02-02 | Trombetta Giandomenico (Director) | Sale | 45,000 | 2.91 | 130,815 |
| 2021-02-01 | Trombetta Giandomenico (Director) | Sale | 30,000 | 2.81 | 84,450 |
| 2021-01-21 | Trombetta Giandomenico (Director) | Option Ex | 132,780 | 1.72 | 228,381 |
| 2021-01-15 | D'agostino Joseph (CFO & COO) | Option Ex | 86,650 | 1.04 | 90,116 |
| 2021-01-13 | D'agostino Joseph (CFO & COO) | Sale | 80,000 | 2.45 | 196,000 |
| 2021-01-11 | D'agostino Joseph (CFO & COO) | Sale | 20,000 | 2.43 | 48,600 |
| 2021-01-08 | D'agostino Joseph (CFO & COO) | Sale | 20,000 | 2.30 | 46,000 |
| 2021-01-08 | Osser Leonard (Interim CEO) | Sale | 40,000 | 2.33 | 93,200 |
| 2021-01-07 | Osser Leonard (Interim CEO) | Sale | 45,240 | 2.20 | 99,528 |
| 2021-01-06 | D'agostino Joseph (CFO & COO) | Sale | 20,000 | 2.21 | 44,200 |
| 2021-01-06 | Osser Leonard (Interim CEO) | Sale | 10,760 | 2.22 | 23,887 |
| 2021-01-05 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 2.24 | 22,400 |
| 2021-01-05 | Osser Leonard (Interim CEO) | Sale | 59,668 | 2.25 | 134,253 |
| 2021-01-04 | D'agostino Joseph (CFO & COO) | Sale | 20,000 | 2.20 | 44,000 |
| 2021-01-04 | Osser Leonard (Interim CEO) | Sale | 71,886 | 2.30 | 165,337 |
| 2021-01-04 | Osser Leonard (Interim CEO) | Option Ex | 82,988 | 1.72 | 142,739 |
| 2020-12-29 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 1.96 | 19,600 |
| 2020-12-28 | D'agostino Joseph (CFO & COO) | Sale | 20,000 | 1.97 | 39,400 |
| 2020-12-22 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 2.06 | 20,600 |
| 2020-12-21 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 2.13 | 21,300 |
| 2020-12-18 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 2.09 | 20,900 |
| 2020-12-18 | Osser Leonard (Interim CEO) | Sale | 54,400 | 2.17 | 118,211 |
| 2020-12-17 | Osser Leonard (Interim CEO) | Sale | 16,300 | 2.24 | 36,512 |
| 2020-12-16 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 2.04 | 20,400 |
| 2020-12-16 | Osser Leonard (Interim CEO) | Sale | 72,500 | 2.13 | 154,425 |
| 2020-12-15 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 2.02 | 20,200 |
| 2020-12-15 | Osser Leonard (Interim CEO) | Option Ex | 336,970 | 1.14 | 384,145 |
| 2020-12-14 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 1.92 | 19,200 |
| 2020-12-11 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 1.86 | 18,600 |
| 2020-12-09 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 1.88 | 18,800 |
| 2020-12-08 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 1.84 | 18,400 |
| 2020-12-07 | D'agostino Joseph (CFO & COO) | Sale | 10,000 | 1.85 | 18,500 |
| 2020-11-30 | D'agostino Joseph (CFO & COO) | Sale | 31,000 | 1.65 | 51,150 |
| 2020-08-04 | Osser Leonard (Interim CEO) | Buy | 17,626 | 2.10 | 37,014 |
| 2020-08-04 | Osser Leonard (Interim CEO) | Sale | 133,333 | 2.10 | 279,999 |
| 2020-06-01 | D'agostino Joseph (CFO & COO) | Sale | 18,000 | 1.84 | 33,120 |
| 2019-02-08 | Trombetta Giandomenico (See Remarks) | Buy | 2,142,858 | .35 | 750,000 |
| 2019-02-06 | Mcgeehan Michael (Director) | Buy | 255,000 | .35 | 89,247 |
| 2019-02-06 | Zelnick Edward J. (Director) | Buy | 15,000 | .35 | 5,250 |
| 2019-02-06 | Osser Leonard (Chief Executive Officer) | Buy | 285,000 | .35 | 99,750 |
| 2017-12-27 | D'agostino Joseph (CFO & COO) | Sale | 20,000 | 1.10 | 22,000 |
| 2017-12-26 | D'agostino Joseph (CFO & COO) | Sale | 25,000 | 1.05 | 26,250 |
| 2017-12-13 | D'agostino Joseph (CFO & COO) | Sale | 52,980 | 1.07 | 56,953 |
| 2017-12-05 | D'agostino Joseph (CFO & COO) | Sale | 15,000 | 1.05 | 15,750 |
| 2017-10-06 | Trombetta Giandomenico (See Remarks) | Buy | 7,200 | 1.34 | 9,626 |
| 2017-08-18 | Goldberger Daniel S (President and CEO) | Buy | 5,000 | 1.14 | 5,705 |
| 2017-08-17 | Goldberger Daniel S (President and CEO) | Buy | 5,000 | 1.14 | 5,715 |
| 2017-01-09 | Osser Leonard (CEO) | Option Ex | 83,333 | .75 | 62,499 |
| 2016-12-27 | D'agostino Joseph (CFO & COO) | Option Ex | 277,778 | .36 | 100,000 |
| 2016-12-16 | Zelnick Edward J. (Director) | Buy | 5,000 | 1.50 | 7,500 |
| 2016-12-16 | Schiller Leonard M (Director) | Buy | 7,500 | 1.50 | 11,250 |
| 2016-06-29 | Innovest Spa (See Remarks) | Buy | 1,000,000 | 2.00 | 2,000,000 |
| 2016-06-29 | Trombetta Giandomenico (See Remarks) | Buy | 1,000,000 | 2.00 | 2,000,000 |
| 2015-12-20 | D'agostino Joseph (CFO & COO) | Option Ex | 200,000 | 1.00 | 200,000 |
| 2015-05-21 | Schiller Leonard M (Director) | Buy | 2,500 | 2.50 | 6,250 |
| 2015-05-19 | Osser Leonard (CEO) | Buy | 25,000 | 2.40 | 60,000 |
| 2014-12-08 | Serna Cardenas Pablo Felipe (Director) | Sale | 2,000 | 2.10 | 4,200 |
| 2014-12-05 | Serna Cardenas Pablo Felipe (Director) | Sale | 13,000 | 2.20 | 28,600 |
| 2014-08-15 | D'agostino Joseph (CFO & COO) | Option Ex | 50,000 | 1.15 | 57,499 |
| 2014-06-20 | Serna Cardenas Pablo Felipe (Director) | Option Ex | 25,000 | .55 | 13,750 |
Insider trading activities including stock purchases, stock sales, and option exercises of MLSS listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Milestone Scientific Inc. (symbol MLSS, CIK number 855683) see the Securities and Exchange Commission (SEC) website.