List of insiders holdings for SCIENTIFIC INDUSTRIES INC:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | EDDLEMAN ROY T 10% Owner | 2023-02-15 17:24:30 | 2,127,264 0 | 2,127,264 | Form 13D |
| 2 | Bleichroeder LP 10% Owner | 2025-04-22 17:50:50 | 0 1,703,351 | 1,703,351 | Form 4 |
| 3 | NORTH RUN CAPITAL LP NORTH RUN ADVISORS LLC ELLIS THOMAS B HAMMER TODD B 10% Owner | 2025-08-13 08:37:47 | 1,189,632 0 | 1,189,632 | Form 13G |
| 4 | Veradace Partners LP 10% Owner | 2021-05-07 16:45:03 | 953,717 0 | 953,717 | Form 3 |
| 5 | Cox Christopher T Director | 2024-08-02 17:19:02 | 663,418 0 | 663,418 | Form 4 |
| 6 | MOORE JOHN A Chairman of the Board | 2025-09-18 16:51:53 | 467,089 0 | 467,089 | Form 4 |
| 7 | SANTOS HELENA R Chief Executive Officer | 2025-05-23 12:03:04 | 359,443 0 | 359,443 | Form 4 |
| 8 | Polk Lyon 10% Owner | 2020-07-09 16:51:11 | 222,000 0 | 222,000 | Form 13G |
| 9 | Frampton Marcus 10% Owner | 2024-01-17 16:48:46 | 166,713 0 | 166,713 | Form 4 |
| 10 | SEGASTURE JAMES S Director | 2013-03-12 14:45:38 | 166,000 0 | 166,000 | Form 4 |
| 11 | SPECTRUM LABORATORIES INC 10% Owner | 2011-06-27 13:47:53 | 127,986 0 | 127,986 | Form 3 |
| 12 | CREMONESE JOSEPH G Director | 2022-06-09 17:02:38 | 116,062 0 | 116,062 | Form 4 |
| 13 | SCHUMACHER JURGEN WALTER Director | 2024-08-02 17:02:01 | 104,502 0 | 104,502 | Form 4 |
| 14 | MARCH BROOKMAN PETER VP Business Development | 2019-12-05 18:47:58 | 97,450 0 | 97,450 | Form 4 |
| 15 | NICOLS JOHN J Director | 2025-10-06 12:27:11 | 90,778 0 | 90,778 | Form 4 |
| 16 | Morin Grace Sanborn Director | 2010-11-29 10:26:11 | 87,783 0 | 87,783 | Form 13D |
| 17 | BORDEN ARTHUR M Director | 2008-01-03 11:41:30 | 60,740 0 | 60,740 | Form 4 |
| 18 | KESSELMAN JOSEPH I Director | 2009-08-20 11:40:18 | 60,120 0 | 60,120 | Form 4 |
| 19 | BLECHMAN MICHAEL Director | 2025-09-09 13:07:30 | 47,186 0 | 47,186 | Form 4 |
| 20 | NICHOLS ROBERT Secretary | 2021-12-20 10:07:10 | 40,241 0 | 40,241 | Form 4 |
| 21 | Nowosielski Karl Division President | 2017-10-04 15:27:02 | 34,183 0 | 34,183 | Form 4 |
| 22 | Averilla Reginald CFO | 2024-07-01 10:41:26 | 29,768 0 | 29,768 | Form 4 |
| 23 | KNOWLES ROGER B Director | 2008-10-28 16:08:01 | 0 4,000 | 4,000 | Form 4 |
| 24 | Polk James B Chief Commercial Officer | 2021-04-13 14:01:23 | 0 0 | 0 | Form 5 |
| 25 | Watkins John F F Director | 2019-04-09 15:14:07 | 0 0 | 0 | Form 3 |