Figures computed from official regulatory filings — .
Ownershipinsiders 0% · institutions 0.4%
In USD · as of Oct 5, 2026
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Puradyn Filter Technologies, Inc. designs, manufactures, markets, and distributes bypass oil filtration systems for use with internal combustion engines and hydraulic equipment that use lubricating oil worldwide. The company offers its products under the Puradyn brand name. Its Puradyn system cleans oil by providing a second circuit of oil filtration and treatment to continually remove solid and liquid contaminants from the oil through a filtration and absorption process. The company also manufactures replacement filter elements for the Puradyn system. Its products are marketed to various industries that include hydraulic applications, and other users of engines or equipment that utilize up to 50 weight oil for lubrication. The company sells its products directly, as well as through manufacturer's representatives, distributors, or other agents to OEMs, other distributors, and national accounts. It serves oil and gas services, power generation, construction and forestry, commercial marine, mining, and transportation industries. The company was founded in 1987 and is based in Boynton Beach, Florida.
Market information source · Oct 5, 2026
Periods recorded in the consulted sources. These do not certify the legal dates of name changes.
SEC company identity · Oct 5, 2026
Open-market timeline · full history
57 buys12 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| KROGER KEVIN G | AwardD (derivative) | $33.5K | Unusual size |
| Vittoria Edward Sergiotrack record | AwardD (derivative) | $35K | SEC |
| Caldwell John S | AwardD (derivative) | $150 | SEC |
| Caldwell John S | OtherD (derivative) | $2K | SEC |
| Vittoria Edward Sergiotrack record | Gift | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| VITTORIA JOSEPH Vtrack record | Gift | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Vittoria Edward Sergiotrack record | Buy | $4.9K | conv 41 | SEC |
| Vittoria Edward Sergiotrack record | Buy | $4.3K | conv 28 | SEC |
| Vittoria Edward Sergiotrack record | Buy | $3.5K | conv 30 | SEC |
| Caldwell John S | OtherD (derivative) | $1.4K | SEC |
| Caldwell John S | AwardD (derivative) | $250 | SEC |
| Vittoria Edward Sergiotrack record | Buy | $635.3 | conv 23First in 12mo | SEC |
| Vittoria Edward Sergiotrack record | Buy | $4.5 | conv 6 | SEC |
| Vittoria Edward Sergiotrack record | Buy | $352.9 | conv 7 | SEC |
| Vittoria Edward Sergiotrack record | Buy | $888.7 | conv 24First in 12mo | SEC |
| Vittoria Edward Sergiotrack record | Buy | $3.8K | conv 58First in 12mo | SEC |
| Vittoria Edward Sergiotrack record | Buy | $3.1K | conv 36First in 12mo | SEC |
| Vittoria Edward Sergiotrack record | Buy | $4.1K | conv 33First in 12mo | SEC |
| Vittoria Edward Sergiotrack record | Buy | $1.2K | conv 33First in 12mo | SEC |
| Vittoria Edward Sergiotrack record | Buy | $200 | conv 30First in 12mo | SEC |
| Vittoria Edward Sergiotrack record | Buy | $4.4K | conv 37First in 12mo | SEC |
| Vittoria Edward Sergiotrack record | Buy | $300 | conv 6 | SEC |
| Vittoria Edward Sergiotrack record | Buy | $1.4K | conv 8 | SEC |
| Vittoria Edward Sergiotrack record | Buy | $1.1K | conv 8 | SEC |
| Vittoria Edward Sergiotrack record | Buy | $788.3 | conv 7 | SEC |