Figures computed from official regulatory filings — .
Ownershipinsiders 64.94% · institutions 0%
In USD · as of Oct 5, 2026
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Pharma-Bio Serv, Inc. operates as a regulatory affair, compliance, and technology transfer services consulting firm in Puerto Rico, the United States, Europe, Brazil, and internationally. The company offers a broad range of technical compliance consulting services, including regulatory affairs, quality assurance, compliance, technology transfer, validation, engineering, project management, and process support. It serves pharmaceutical, chemical manufacturing, biotechnology, medical device, cosmetic, food industries, and allied products companies. The company was founded in 1993 and is headquartered in Dorado, Puerto Rico.
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
2 buys19 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| SPINDEL HOWARD | Other | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SPINDEL HOWARD | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| WIESEN IRVING L | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MICHEL KIRK WHEELER | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Perlysky Dov | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SPINDEL HOWARD | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| WIESEN IRVING L | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MICHEL KIRK WHEELER | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Perlysky Dov | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MICHEL KIRK WHEELER | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SPINDEL HOWARD | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Perlysky Dov | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| WIESEN IRVING L | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MICHEL KIRK WHEELER | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SPINDEL HOWARD | Other | $20K | SEC |
| SPINDEL HOWARD | Gift | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SPINDEL HOWARD | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MICHEL KIRK WHEELER | Other | $15.2K | SEC |
| SPINDEL HOWARD | Exercise | $20K | Unusual size | SEC |
| MICHEL KIRK WHEELER | Exercise | $15.2K | SEC |
| SPINDEL HOWARD | Gift | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| LASANTA PEDRO J | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| WIESEN IRVING L | Other | $15.2K | SEC |
| WIESEN IRVING L | Exercise | $20K | Unusual size | SEC |
| WIESEN IRVING L | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |