Stock listing

OTC:PBSV Pharma-Bio Serv, Inc. Stock

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Share price · OTC:PBSV

$0.52 USD 0.00 (0.0%)

Close on Oct 30, 2026

Past year -3.7% · daily closes, Oct 30, 2025 – Oct 30, 2026, adjusted for splits

Day range: $0.52 – $0.52 USDOct 30, 2026
Volume: 200 sharesOct 30, 2026
Market cap: $11.91M USDAt the close on Oct 30, 2026 · price × 22.90M shares outstanding
52-week range: $0.32 – $0.65 USDLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
Traded on an average day: $1,382 USDMedian day 2 shares · 33 days with no trades · last 3 months, Jul 30, 2026 – Oct 30, 2026

Daily closes

Last 3 months, Jul 30, 2026 – Oct 30, 2026 · OTC:PBSV · USD, adjusted for splits

Day	Close	Change	%	Open	High	Low	Volume
Fri, Oct 30	$0.52	0.00	0.0%	$0.52	$0.52	$0.52	200
Thu, Oct 29	$0.52	0.00	0.0%	$0.52	$0.52	$0.52	0
Wed, Oct 28	$0.52	+0.12	+30.0%	$0.52	$0.52	$0.52	1,000
Tue, Oct 27	$0.40	-0.05	-11.1%	$0.40	$0.40	$0.40	2,400
Mon, Oct 26	$0.45	0.00	0.0%	$0.45	$0.45	$0.45	0
Fri, Oct 23	$0.45	0.00	0.0%	$0.45	$0.45	$0.45	0
Thu, Oct 22	$0.45	0.00	0.0%	$0.45	$0.46	$0.45	14,300
Wed, Oct 21	$0.45	-0.03	-6.2%	$0.45	$0.45	$0.45	100
Tue, Oct 20	$0.48	0.00	0.0%	$0.48	$0.48	$0.48	0
Mon, Oct 19	$0.48	+0.08	+20.0%	$0.48	$0.48	$0.48	500
Fri, Oct 16	$0.40	-0.02	-4.8%	$0.40	$0.40	$0.40	400
Thu, Oct 15	$0.42	0.00	0.0%	$0.42	$0.42	$0.42	3
Wed, Oct 14	$0.42	0.00	0.0%	$0.42	$0.42	$0.42	0
Tue, Oct 13	$0.42	-0.06	-12.5%	$0.42	$0.42	$0.42	13,000
Mon, Oct 12	$0.48	0.00	0.0%	$0.48	$0.48	$0.48	0
Fri, Oct 9	$0.48	0.00	0.0%	$0.48	$0.48	$0.48	0
Thu, Oct 8	$0.48	+0.06	+14.3%	$0.48	$0.48	$0.48	1,000
Wed, Oct 7	$0.42	-0.04	-8.7%	$0.42	$0.42	$0.42	1,000
Tue, Oct 6	$0.46	0.00	0.0%	$0.46	$0.46	$0.46	0
Mon, Oct 5	$0.46	-0.04	-8.0%	$0.46	$0.46	$0.46	1,000
Fri, Oct 2	$0.50	+0.05	+11.1%	$0.50	$0.50	$0.50	55,600
Thu, Oct 1	$0.45	0.00	0.0%	$0.45	$0.45	$0.45	50
Wed, Sep 30	$0.45	0.00	0.0%	$0.45	$0.45	$0.45	0
Tue, Sep 29	$0.45	+0.10	+28.6%	$0.55	$0.55	$0.45	2,200
Mon, Sep 28	$0.35	-0.09	-20.5%	$0.36	$0.36	$0.32	22,600
Fri, Sep 25	$0.44	0.00	0.0%	$0.44	$0.44	$0.44	0
Thu, Sep 24	$0.44	0.00	0.0%	$0.44	$0.44	$0.44	0
Wed, Sep 23	$0.44	0.00	0.0%	$0.44	$0.44	$0.44	500
Tue, Sep 22	$0.44	-0.03	-6.4%	$0.45	$0.45	$0.44	7,000
Mon, Sep 21	$0.47	+0.01	+2.2%	$0.47	$0.47	$0.47	1,600
Fri, Sep 18	$0.46	0.00	0.0%	$0.46	$0.46	$0.46	0
Thu, Sep 17	$0.46	+0.06	+15.0%	$0.46	$0.46	$0.46	600
Wed, Sep 16	$0.40	-0.05	-11.1%	$0.50	$0.50	$0.37	1,500
Tue, Sep 15	$0.45	-0.09	-16.7%	$0.54	$0.54	$0.40	21,400
Mon, Sep 14	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Fri, Sep 11	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Thu, Sep 10	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Wed, Sep 9	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Tue, Sep 8	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Fri, Sep 4	$0.54	+0.07	+14.9%	$0.54	$0.54	$0.54	900
Thu, Sep 3	$0.47	-0.07	-13.0%	$0.50	$0.50	$0.46	8,200
Wed, Sep 2	$0.54	+0.12	+28.6%	$0.54	$0.54	$0.54	1,000
Tue, Sep 1	$0.42	-0.12	-22.2%	$0.45	$0.53	$0.41	6,000
Mon, Aug 31	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Fri, Aug 28	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	1,000
Thu, Aug 27	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Wed, Aug 26	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Tue, Aug 25	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Mon, Aug 24	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Fri, Aug 21	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Thu, Aug 20	$0.54	+0.12	+28.6%	$0.54	$0.54	$0.54	1,000
Wed, Aug 19	$0.42	-0.12	-22.2%	$0.42	$0.42	$0.42	100
Tue, Aug 18	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Mon, Aug 17	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Fri, Aug 14	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Thu, Aug 13	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Wed, Aug 12	$0.54	0.00	0.0%	$0.54	$0.54	$0.54	0
Tue, Aug 11	$0.54	+0.12	+28.6%	$0.43	$0.54	$0.43	2,500
Mon, Aug 10	$0.42	-0.16	-27.6%	$0.45	$0.45	$0.42	32,800
Fri, Aug 7	$0.58	0.00	0.0%	$0.58	$0.58	$0.58	0
Thu, Aug 6	$0.58	0.00	0.0%	$0.58	$0.58	$0.58	0
Wed, Aug 5	$0.58	+0.16	+38.1%	$0.58	$0.58	$0.58	1,000
Tue, Aug 4	$0.42	0.00	0.0%	$0.42	$0.42	$0.42	0
Mon, Aug 3	$0.42	0.00	0.0%	$0.42	$0.42	$0.42	1,000
Fri, Jul 31	$0.42	0.00	0.0%	$0.42	$0.42	$0.42	0
Thu, Jul 30	$0.42	0.00	0.0%	$0.42	$0.42	$0.42	0

Ticker: OTC:PBSV
Asset type: Stock
Exchange: OTC
Currency: USD

Decks

Investor Presentation (June 2016)
Investor deck · 18 slides · Jun 8, 2016
Investor Presentation (December 2015)
Investor deck · 33 slides · Dec 1, 2015
Investor Presentation (September 2015)
Investor deck · 33 slides · Sep 1, 2015
Investor Presentation (December 2014)
Investor deck · 17 slides · Dec 1, 2014

Pharma-Bio Serv, Inc. on 6ix

Decks: 7 decks · latest Jun 8, 2016

OTC:PBSV Pharma-Bio Serv, Inc. Stock

Daily closes

Decks

Investor Presentation (June 2016)

Investor Presentation (December 2015)

Investor Presentation (September 2015)

Investor Presentation (December 2014)

Pharma-Bio Serv, Inc. on 6ix