PBSV · Pharma-Bio Serv, Inc. · Off Exchange
4 customers — 55.8% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, aggregate revenues from these global group of affiliated companies were 18.6%, 17.9%, 13.8% and 5.5%, or a total of 55.8%”
4 customers — 53.6% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, aggregate revenues from these global groups of affiliated companies were 23.8%, 22.8%, 6.4% and 0.6%, or a total of 53.6%”
4 customers — 52.6% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, revenues from these customers were 18.6%, 14.7%, 13.8% and 5.5%, or a total of 52.6%”
4 customers — 49.1% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, revenues from these customers were 23.8%, 18.3%, 6.4% and 0.6%, or a total of 49.1%”
One customer — 23.8% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, revenues from these customers were 23.8%, 18.3%, 6.4% and 0.6%, or a total of 49.1%”
One customer — 23.8% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, aggregate revenues from these global groups of affiliated companies were 23.8%, 22.8%, 6.4% and 0.6%, or a total of 53.6%”
One customer — 22.8% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, aggregate revenues from these global groups of affiliated companies were 23.8%, 22.8%, 6.4% and 0.6%, or a total of 53.6%”
One customer — 18.6% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, revenues from these customers were 18.6%, 14.7%, 13.8% and 5.5%, or a total of 52.6%”
One customer — 18.6% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, aggregate revenues from these global group of affiliated companies were 18.6%, 17.9%, 13.8% and 5.5%, or a total of 55.8%”
One customer — 18.3% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, revenues from these customers were 23.8%, 18.3%, 6.4% and 0.6%, or a total of 49.1%”
One customer — 17.9% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, aggregate revenues from these global group of affiliated companies were 18.6%, 17.9%, 13.8% and 5.5%, or a total of 55.8%”
One customer — 14.7% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, revenues from these customers were 18.6%, 14.7%, 13.8% and 5.5%, or a total of 52.6%”
One customer — 13.8% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, revenues from these customers were 18.6%, 14.7%, 13.8% and 5.5%, or a total of 52.6%”
One customer — 13.8% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, aggregate revenues from these global group of affiliated companies were 18.6%, 17.9%, 13.8% and 5.5%, or a total of 55.8%”
One customer — 6.4% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, aggregate revenues from these global groups of affiliated companies were 23.8%, 22.8%, 6.4% and 0.6%, or a total of 53.6%”
One customer — 6.4% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, revenues from these customers were 23.8%, 18.3%, 6.4% and 0.6%, or a total of 49.1%”
One customer — 5.5% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, aggregate revenues from these global group of affiliated companies were 18.6%, 17.9%, 13.8% and 5.5%, or a total of 55.8%”
One customer — 5.5% of revenue (the nine months ended July 31, 2026)
“During the nine months ended July 31, 2026, revenues from these customers were 18.6%, 14.7%, 13.8% and 5.5%, or a total of 52.6%”
One customer — 0.6% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, aggregate revenues from these global groups of affiliated companies were 23.8%, 22.8%, 6.4% and 0.6%, or a total of 53.6%”
One customer — 0.6% of revenue (the three months ended July 31, 2026)
“During the three months ended July 31, 2026, revenues from these customers were 23.8%, 18.3%, 6.4% and 0.6%, or a total of 49.1%”
4 customers — 44.5% of receivables (July 31, 2026)
“On July 31, 2026, amounts due from these customers represented 44.5% of the Company's total accounts receivable balance.”
Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.
Off-Exchange Volume History
| Week Start | ATS Volume | Non-ATS OTC Volume | Total Off-Exchange | % of FINRA Weekly Volume |
|---|---|---|---|---|
| 2026-09-14 | 5,000 | 18,490 | 23,490 | 100.0% |
| 2026-08-31 | 6,900 | 9,200 | 16,100 | 100.0% |
| 2026-08-24 | 0 | 10 | 10 | — |
| 2026-08-17 | 0 | 1,177 | 1,177 | 100.0% |
| 2026-08-10 | 1,505 | 33,780 | 35,285 | 100.0% |
| 2026-08-03 | 0 | 1,066 | 1,066 | 100.0% |
| 2026-07-20 | 0 | 3,660 | 3,660 | 100.0% |
| 2026-07-13 | 0 | 2,640 | 2,640 | 100.0% |
| 2026-06-29 | 0 | 5 | 5 | — |
| 2026-06-22 | 0 | 5 | 5 | — |
| 2026-06-15 | 0 | 3,833 | 3,833 | 100.0% |
| 2026-06-08 | 0 | 3,075 | 3,075 | 100.0% |
| 2026-06-01 | 1,025 | 0 | 1,025 | 100.0% |
| 2026-05-25 | 0 | 3,000 | 3,000 | 100.0% |
| 2026-05-18 | 0 | 1,213 | 1,213 | 100.0% |
| 2026-05-11 | 3,787 | 4,053 | 7,840 | 100.0% |
| 2026-05-04 | 0 | 4,228 | 4,228 | 100.0% |
| 2026-04-27 | 0 | 2,250 | 2,250 | 97.8% |
| 2026-04-13 | 0 | 286 | 286 | 95.3% |
| 2026-04-06 | 6,029 | 6,102 | 12,131 | 100.0% |
| 2026-03-30 | 0 | 294 | 294 | 100.0% |
| 2026-03-23 | 0 | 12,332 | 12,332 | 100.0% |
| 2026-03-16 | 0 | 5,517 | 5,517 | 100.0% |
| 2026-03-09 | 0 | 4,111 | 4,111 | 100.0% |
| 2026-03-02 | 0 | 68 | 68 | — |
| 2026-02-23 | 0 | 8,686 | 8,686 | 99.8% |
| 2026-02-16 | 0 | 17,104 | 17,104 | 100.0% |
| 2026-02-09 | 0 | 6,500 | 6,500 | 100.0% |
| 2026-02-02 | 25,000 | 2,978 | 27,978 | 99.9% |
| 2026-01-26 | 2,000 | 24,180 | 26,180 | 99.9% |
| 2026-01-19 | 0 | 5,968 | 5,968 | 99.5% |
| 2026-01-12 | 0 | 63,617 | 63,617 | 100.0% |
| 2026-01-05 | 0 | 2,333 | 2,333 | 100.0% |
| 2025-12-29 | 25,266 | 20,380 | 45,646 | 99.9% |
| 2025-12-22 | 1,315 | 288 | 1,603 | 100.0% |
| 2025-12-15 | 0 | 2,010 | 2,010 | 100.0% |
| 2025-12-08 | 3,000 | 6,045 | 9,045 | 100.0% |
| 2025-12-01 | 0 | 186 | 186 | 93.0% |
| 2025-11-24 | 0 | 3,075 | 3,075 | 99.2% |
| 2025-11-17 | 0 | 13,025 | 13,025 | 100.0% |
| 2025-11-10 | 500 | 2,730 | 3,230 | 100.0% |
| 2025-11-03 | 50 | 16,016 | 16,066 | 100.0% |
| 2025-10-27 | 5,783 | 3,443 | 9,226 | 100.0% |