PBSVOTCServices-Management Consulting ServicesFiscal year ends October 31
Pharma-Bio Serv, Inc.
Financials through Q3 FY2026, quarter ended Jul 31, 2026Last filing: 10-Q on Sep 14, 2026
$0.48+0.08 (+20.00%)
Close on Oct 19, 2026
- Market cap
- $11.00M
- P/E (TTM)
- 48.0
- Dividend yield
- –
Ownership
Who owns Pharma-Bio Serv's shares
Held by institutions
–
Shares held, 13F filers
Institutional holders
–
Net institutional buying
–
Insider trades, 12 months
0 buys · 0 sales
Open-market trades only
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Kirk Wheeler Michel | Chairman, Director | 398,648 | 1.74% | Jan 14, 2026 |
| Howard Spindel | Director | 0 | – | Jul 22, 2026 |
| Irving L. Wiesen | Director | 67,241 | 0.29% | Jan 14, 2026 |
| Dov Perlysky | Director | 2,004,539 | 8.75% | Jan 14, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Howard Spindel Director | Jun 9, 2026 | Other | −42,504 | – | – | 0 |
| Howard Spindel Director | Jan 5, 2024 | Option exercise | +20,000 | $1.00 | $20.00K | 20,000 |
| Howard Spindel Director | Jan 5, 2024 | Gift | +1,132 | – | – | 42,504 |
| Howard Spindel Director | Jan 5, 2024 | Tax withholding | −18,868 | $1.06 | $20.00K | 1,132 |
| Howard Spindel Director | Jan 5, 2024 | Gift | −1,132 | – | – | 0 |
| Kirk Wheeler Michel Chairman, Director | Jan 5, 2024 | Option exercise | +20,000 | $0.76 | $15.20K | 57,942 |
| Kirk Wheeler Michel Chairman, Director | Jan 5, 2024 | Tax withholding | −14,340 | $1.06 | $15.20K | 43,602 |
| Kirk Wheeler Michel Chairman, Director | Mar 24, 2023 | Option exercise | +20,000 | $1.00 | $20.00K | 55,036 |
| Kirk Wheeler Michel Chairman, Director | Mar 24, 2023 | Tax withholding | −17,094 | $1.17 | $20.00K | 37,942 |
| Irving L. Wiesen Director | Mar 24, 2023 | Option exercise | +20,000 | $0.76 | $15.20K | 67,241 |
| Irving L. Wiesen Director | Mar 24, 2023 | Tax withholding | −12,991 | $1.17 | $15.20K | 54,250 |
| Irving L. Wiesen Director | Mar 24, 2023 | Option exercise | +20,000 | $1.00 | $20.00K | 64,335 |
| Irving L. Wiesen Director | Mar 24, 2023 | Tax withholding | −17,094 | $1.17 | $20.00K | 47,241 |
| Dov Perlysky Director | Mar 24, 2023 | Option exercise | +20,000 | $0.76 | $15.20K | 67,194 |
| Dov Perlysky Director | Mar 24, 2023 | Option exercise | +20,000 | $1.00 | $20.00K | 64,288 |
| Dov Perlysky Director | Mar 24, 2023 | Tax withholding | −12,991 | $1.17 | $15.20K | 54,203 |
| Dov Perlysky Director | Mar 24, 2023 | Tax withholding | −17,094 | $1.17 | $20.00K | 47,194 |
| Pedro J. Lasanta Chief Financial Officer | Mar 6, 2023 | Option exercise | +8,325 | $0.99 | $8.24K | 126,355 |
| Pedro J. Lasanta Chief Financial Officer | Mar 6, 2023 | Tax withholding | −7,167 | $1.15 | $8.24K | 119,188 |
| Pedro J. Lasanta Chief Financial Officer | Mar 6, 2023 | Option exercise | +100,000 | $0.88 | $88.00K | 194,552 |
| Pedro J. Lasanta Chief Financial Officer | Mar 6, 2023 | Tax withholding | −76,522 | $1.15 | $88.00K | 118,030 |
| Altura Victor Sanchez President and CEO | Mar 6, 2023 | Tax withholding | −7,167 | $1.15 | $8.24K | 11,382 |
| Altura Victor Sanchez President and CEO | Mar 6, 2023 | Option exercise | +8,325 | $0.99 | $8.24K | 18,549 |
| Howard Spindel Director | Jan 9, 2023 | Option exercise | +20,000 | $0.52 | $10.40K | 20,000 |
| Howard Spindel Director | Jan 9, 2023 | Gift | −6,835 | – | – | 0 |
| Howard Spindel Director | Jan 9, 2023 | Tax withholding | −13,165 | $0.79 | $10.40K | 6,835 |
| Howard Spindel Director | Jan 9, 2023 | Gift | +6,835 | – | – | 41,372 |
| Howard Spindel Director | Jan 4, 2022 | Gift | +2,330 | – | – | 34,537 |
| Howard Spindel Director | Jan 4, 2022 | Gift | −2,330 | – | – | 0 |
| Howard Spindel Director | Jan 4, 2022 | Tax withholding | −17,670 | $1.03 | $18.20K | 2,330 |
| Howard Spindel Director | Jan 4, 2022 | Option exercise | +20,000 | $0.91 | $18.20K | 20,000 |
| Kirk Wheeler Michel Chairman, Director | Jan 4, 2022 | Option exercise | +20,000 | $0.91 | $18.20K | 52,706 |
| Kirk Wheeler Michel Chairman, Director | Jan 4, 2022 | Tax withholding | −17,670 | $1.03 | $18.20K | 35,036 |
| Dov Perlysky Director | Jan 4, 2022 | Option exercise | +20,000 | $0.91 | $18.20K | 57,007 |
| Dov Perlysky Director | Jan 4, 2022 | Tax withholding | −5,049 | $1.03 | $5.20K | 44,288 |
| Dov Perlysky Director | Jan 4, 2022 | Tax withholding | −17,670 | $1.03 | $18.20K | 39,337 |
| Dov Perlysky Director | Jan 4, 2022 | Option exercise | +10,000 | $0.52 | $5.20K | 49,337 |
| Irving L. Wiesen Director | Jan 4, 2022 | Tax withholding | −17,670 | $1.03 | $18.20K | 34,432 |
| Irving L. Wiesen Director | Jan 4, 2022 | Option exercise | +20,000 | $0.52 | $10.40K | 54,432 |
| Irving L. Wiesen Director | Jan 4, 2022 | Tax withholding | −10,097 | $1.03 | $10.40K | 44,335 |
| Irving L. Wiesen Director | Jan 4, 2022 | Option exercise | +20,000 | $0.91 | $18.20K | 52,102 |
| Elizabeth Plaza 10% owner | Jun 25, 2021 | Sale | −100 | $1.27 | $127 | 3,852,921 |
| Elizabeth Plaza 10% owner | Jun 24, 2021 | Sale | −4,000 | $1.27 | $5.08K | 3,853,041 |
| Elizabeth Plaza 10% owner | Jun 23, 2021 | Sale | −12,220 | $1.32 | $16.13K | 3,857,041 |
| Elizabeth Plaza 10% owner | Mar 18, 2021 | Sale | −230,000 | $1.10 | $253.00K | 3,869,241 |
| Dov Perlysky Director | Jan 4, 2021 | Tax withholding | −13,103 | $1.45 | $19.00K | 42,207 |
| Dov Perlysky Director | Jan 4, 2021 | Option exercise | +20,000 | $0.95 | $19.00K | 55,310 |
| Irving L. Wiesen Director | Jan 4, 2021 | Option exercise | +20,000 | $0.95 | $19.00K | 52,276 |
| Irving L. Wiesen Director | Jan 4, 2021 | Tax withholding | −13,103 | $1.45 | $19.00K | 39,173 |
| Kirk Wheeler Michel Chairman, Director | Jan 4, 2021 | Tax withholding | −13,103 | $1.45 | $19.00K | 44,660 |
| Kirk Wheeler Michel Chairman, Director | Jan 4, 2021 | Option exercise | +20,000 | $0.95 | $19.00K | 57,763 |
| Howard Spindel Director | Jan 3, 2021 | Gift | +6,897 | – | – | 32,207 |
| Howard Spindel Director | Jan 3, 2021 | Gift | −6,897 | – | – | 0 |
| Howard Spindel Director | Jan 3, 2021 | Tax withholding | −13,103 | $1.45 | $19.00K | 6,897 |
| Howard Spindel Director | Jan 3, 2021 | Option exercise | +20,000 | $0.95 | $19.00K | 20,000 |
| Kirk Wheeler Michel Director | Nov 1, 2019 | Tax withholding | −11,954 | $0.87 | $10.40K | 25,809 |
| Kirk Wheeler Michel Director | Nov 1, 2019 | Option exercise | +20,000 | $0.52 | $10.40K | 37,763 |
| Pedro J. Lasanta Chief Financial Officer | Feb 7, 2019 | Tax withholding | −31,401 | $1.14 | $35.80K | 94,552 |
| Pedro J. Lasanta Chief Financial Officer | Feb 7, 2019 | Option exercise | +41,625 | $0.86 | $35.80K | 125,953 |
| Altura Victor Sanchez President and CEO | Feb 7, 2019 | Tax withholding | −31,401 | $1.14 | $35.80K | 10,224 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.