Adm Tronics Unlimited, Inc.
ADMT- Exchange
- OTC
- Industry
- Electromedical & Electrotherapeutic Apparatus
- SEC CIK
- 0000849401
No open-market purchases or sales by Adm Tronics Unlimited, Inc. insiders were filed in the last 90 days; 1 institution reported holding it in 13F filings for Q2 2026, worth $4.18K in total; no superinvestor holds it.
Holders of 5% or more of ADMT
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Adm Tronics Unlimited, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Margolin Marc Leslie | 13G | 5.40%3.62M shares | New | Sep 11, 20241 filing | Sep 11, 2024 | 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
1 Schedule 13D or 13G filing on Adm Tronics Unlimited, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Sep 11, 20241:47 PM ET | Margolin Marc Leslie | 13G | 5.40%3.62M shares | New | Sep 6, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Adm Tronics Unlimited, Inc. shares.
No Form 144 notices for Adm Tronics Unlimited, Inc. are on file.