Scientific Industries Inc
SCND- Exchange
- OTC
- Industry
- Laboratory Analytical Instruments
- SEC CIK
- 0000087802
In the last 90 days, Scientific Industries Inc insiders filed 2 open-market purchases and 0 sales; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Holders of 5% or more of SCND
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Scientific Industries Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Bleichroeder LP | 13D/A | 21.19%2.72M shares | −1.50 ppfrom 22.69% | Jun 25, 20215 filings | Nov 14, 2025 | SEC |
| Lytton Laurence W | 13G/A | 9.99%1.23M shares | – | Mar 30, 20222 filings | Aug 13, 2026 | SEC |
| North Run Capital, LP | 13G/A | 9.99%1.19M shares | 0.00 ppfrom 9.99% | Feb 13, 20253 filings | Nov 13, 2025 | SEC |
| Satterfield Thomas A Jr | 13G/A | 9.90%1.14M shares | – | Mar 23, 20222 filings | Feb 12, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
20 Schedule 13D and 13G filings on Scientific Industries Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 13, 20262:07 PM ET | Lytton Laurence Wand 1 other | 13G/A | 9.99%1.23M shares | – | Jun 30, 2026 | SEC |
| Nov 14, 202510:47 AM ET | Bleichroeder LPand 2 others | 13D/A | 21.19%2.72M shares | −1.50 ppfrom 22.69% | Sep 30, 2025 | SEC |
| Nov 13, 20259:25 AM ET | North Run Capital, LPand 6 others | 13G/A | 9.99%1.19M shares | 0.00 ppfrom 9.99% | Sep 30, 2025 | SEC |
| Aug 22, 20259:52 AM ET | Pessin Sandra Fand 2 others | 13D/A | 4.70%570.0K shares | +0.80 ppfrom 3.90%Below 5% | Aug 21, 2025 | SEC |
| Aug 13, 20258:37 AM ET | North Run Capital, LPand 6 others | 13G/A | 9.99%1.19M shares | 0.00 ppfrom 9.99% | Jun 30, 2025 | SEC |
| Apr 23, 20259:27 AM ET | Pessin Sandra Fand 2 others | 13D/A | 3.90%466.5K shares | –Below 5% | Apr 17, 2025 | SEC |
| Apr 22, 20254:40 PM ET | Bleichroeder LPand 2 others | 13D/A | 22.69%2.97M shares | +1.74 ppfrom 20.95% | Apr 18, 2025 | SEC |
| Mar 21, 202512:13 PM ET | Bleichroeder LPand 2 others | 13D/A | 20.95%2.47M shares | – | Mar 19, 2025 | SEC |
| Feb 13, 20259:37 PM ET | North Run Capital, LPand 6 others | 13G/A | 9.99%1.09M shares | – | Dec 31, 2024 | SEC |
| Feb 12, 20258:00 AM ET | Satterfield Thomas A Jr | 13G/A | 9.90%1.14M shares | – | Dec 31, 2024 | SEC |
| Mar 30, 2022 | Lytton Laurence W | 13GOld format | – | New | – | SEC |
| Mar 23, 2022 | Satterfield Thomas A Jr | 13GOld format | – | New | – | SEC |
| Feb 15, 2022 | Veradace Capital Management LLC | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2022 | Bleichroeder LP | 13G/AOld format | – | – | – | SEC |
| Jul 14, 20214:31 PM ET | Eddleman Roy T | 13D/AOld format | – | – | – | SEC |
| Jul 13, 2021 | Pessin Sandra F | 13D/AOld format | – | – | – | SEC |
| Jun 25, 2021 | Bleichroeder LP | 13GOld format | – | New | – | SEC |
| Jun 22, 2021 | Pessin Sandra F | 13DOld format | – | New | – | SEC |
| May 7, 2021 | Veradace Capital Management LLC | 13GOld format | – | New | – | SEC |
| May 7, 2021 | Eddleman Roy T | 13D/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Scientific Industries Inc shares.
No Form 144 notices for Scientific Industries Inc are on file.