PURE on OTC
PURE BIOSCIENCE, INC.
American miscellaneous chemical products company, incorporated in Delaware. Summary from the record
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Last updated Oct 19, 2026.
Overview
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- TickerPURE on OTC1
- IndustryMiscellaneous Chemical Products1
- HeadquartersEl Cajon, California1
- Incorporated inDE3
- Business address771 Jamacha Road #512, El Cajon, Ca 920193
- Filer categoryNon-accelerated filer, Smaller reporting company3
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Savings: Utilizing distributors can reduce overhead costs associated with logistics, warehousing, and inventory management.4 From its latest annual report
Financials
From the company’s reports to the SEC. Every number links to the filing it came from.
Key numbers, fiscal 2025
Where the money goes
Where each dollar of revenue went, fiscal 2025
- Cost of revenue20¢$899.0K
- Research and development7¢$316.0K
- Selling, general and admin73¢$3.3M
Out of $2.2M in revenue.2 The company lost money this year.
Financial statements
| Fiscal year | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|
| Revenue | $1.8M5 | $1.9M6 | $6.9M7 | $3.9M8 | $1.9M9 | $1.9M10 | $2.0M2 | $2.2M2 |
| Cost of revenue | $763.0K5 | $728.0K6 | $2.9M7 | $1.9M8 | $853.0K9 | $906.0K10 | $811.0K2 | $899.0K2 |
| Gross profit | $1.2M6 | $4.0M7 | $2.1M8 | $1.0M9 | $971.0K10 | $1.2M2 | $1.3M2 | |
| Research and development | $459.0K5 | $354.0K6 | $322.0K7 | $339.0K8 | $319.0K9 | $297.0K10 | $302.0K2 | $316.0K2 |
| Selling, general and admin | $5.2M5 | $6.4M6 | $3.7M7 | $4.0M8 | $4.1M9 | $4.3M10 | $4.0M2 | $3.3M2 |
| Operating expenses | $4.7M9 | $4.9M10 | $4.3M2 | $3.6M2 | ||||
| Operating income | -$7.0M5 | -$5.6M6 | $4.0K7 | -$2.3M8 | -$3.7M9 | -$3.9M10 | -$3.2M2 | -$2.3M2 |
| Interest | $8.0K5 | $6.0K6 | $5.0K7 | $4.0K8 | $6.0K9 | $14.0K9 | ||
| Income tax | $1.6K5 | $1.6K6 | $1.6K7 | $1.6K8 | $1.6K9 | $010 | $02 | $02 |
| Net income | -$7.4M5 | -$6.6M6 | $4.0K7 | -$2.3M8 | -$3.5M9 | -$4.0M10 | -$3.4M2 | -$2.4M2 |
| Earnings per share | -$0.096 | $0.007 | -$0.038 | -$0.049 | -$0.0410 | -$0.032 | -$0.022 | |
| Earnings per share (diluted) | -$0.096 | $0.007 | -$0.037 | -$0.049 | -$0.0410 | -$0.032 | -$0.022 | |
| Shares (weighted, basic) | 88.8M shares9 | 111.4M shares10 | 111.9M shares2 | 111.9M shares2 | ||||
| Shares (weighted, diluted) | 88.8M shares9 | 111.4M shares10 | 111.9M shares2 | 111.9M shares2 |
| Fiscal year | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|
| Cash | $851.0K5 | $398.0K6 | $3.8M7 | $2.4M8 | $3.4M9 | $1.1M10 | $349.0K2 | $334.0K2 |
| Receivables | $201.0K9 | $285.0K10 | $298.0K2 | $474.0K2 | ||||
| Inventory | $179.0K9 | $88.0K10 | $56.0K2 | $141.0K2 | ||||
| Current assets | $1.5M5 | $1.0M6 | $5.6M7 | $3.2M8 | $3.9M9 | $1.6M10 | $805.0K2 | $1.0M2 |
| Property, plant and equipment | $620.0K9 | $221.0K10 | $13.0K2 | $11.0K2 | ||||
| Total assets | $2.6M5 | $1.9M6 | $6.3M7 | $4.3M8 | $4.5M9 | $1.8M10 | $818.0K2 | $1.1M2 |
| Accounts payable | $488.0K9 | $422.0K10 | $601.0K2 | $784.0K2 | ||||
| Current liabilities | $1.3M5 | $738.0K6 | $1.5M7 | $970.0K8 | $575.0K9 | $532.0K10 | $733.0K2 | $938.0K2 |
| Long-term debt | ||||||||
| Long-term liabilities | $1.0M10 | $2.9M10 | ||||||
| Total liabilities | $1.3M5 | $742.0K6 | $1.5M7 | $970.0K8 | $575.0K9 | $1.6M10 | $3.7M2 | $6.2M2 |
| Retained earnings | -$129.3M9 | -$133.2M10 | -$136.6M2 | -$139.0M2 | ||||
| Shareholders’ equity | $1.3M6 | $1.2M7 | $4.8M8 | $3.3M9 | $3.9M10 | $272.0K2 | -$2.9M2 | -$5.1M2 |
| Shares outstanding | 71.6M shares14 | 80.0M shares5 | 87.1M shares6 | 87.2M shares7 | 111.4M shares8 | 111.9M shares9 | 111.9M shares10 | 111.9M shares2 |
Cash flow is reported year to date, not quarter by quarter, so there are no separate quarterly figures.
| Fiscal year | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|
| Cash from operations | -$3.9M5 | -$3.0M6 | $669.0K7 | -$1.2M8 | -$2.4M9 | -$3.3M10 | -$2.5M2 | -$2.0M2 |
| Depreciation and amortization | $213.0K9 | $117.0K10 | $148.0K2 | $2.0K2 | ||||
| Stock-based compensation | $567.0K9 | $324.0K10 | $214.0K2 | $147.0K2 | ||||
| Capital spending | $19.0K5 | $7.0K6 | $58.0K7 | $521.0K8 | $81.0K9 | $33.0K10 | ||
| Free cash flow | -$3.9M | -$3.0M | $611.0K | -$1.7M | -$2.5M | -$3.3M | ||
| Cash from investing | -$81.0K9 | -$33.0K10 | ||||||
| Cash from financing | $3.5M9 | $1.0M10 | $1.8M2 | $2.0M2 |
Leadership
Who has led PURE BIOSCIENCE, INC., and when. Pick a name to see everywhere that person has worked.
Chief financial officer
Chief operating officer
2010201520202025
- Chief executive officerRobert F. Bartlett Mar 22, 2023 to now15
- Chief executive officerHenry R. Lambert Sep 25, 2013 to Aug 15, 201816
- Chief executive officerMichael L. Krall Apr 14, 2006 to Jan 28, 201317
- ChairDavid J. Pfanzelter Jun 26, 2017 to Feb 28, 201818
- PresidentJeffrey Scott Kitchell Nov 28, 2025 to now19
- PresidentRobert F. Bartlett Aug 22, 2024 to Nov 28, 202520
- PresidentMichael L. Krall Apr 14, 2006 to Feb 2, 200717
- Chief financial officerPeter C. Wulff Nov 13, 2012 to Oct 25, 201321
- Chief financial officerCraig A. Johnson Aug 2, 2011 to Aug 2, 201122
- Chief financial officerAndrew J. Buckland Apr 26, 2006 to Jun 30, 201023
- Chief operating officerThomas Richard Myers Oct 12, 2018 to Aug 3, 202324
- Chief operating officerPeter C. Wulff Sep 25, 2013 to Oct 25, 201325
Board members and other officers (27)
- Exec VP, Tech & DevelopmentThomas Richard Myers Aug 22, 2024 to now26
- SecretaryDennis B. Acthley Apr 14, 2006 to Mar 15, 201127
- V.P. and Asst. SecretaryDonna Singer Apr 14, 2006 to Jan 28, 201328
- Board memberDarin Zehr May 13, 2024 to now29
- Board memberRobert F. Bartlett Feb 21, 2023 to now30
- Board memberBernard Blotner Feb 22, 2023 to now31
- Board memberKristin Taylor Jun 22, 2021 to Oct 4, 202232
- Board memberDavid Rendall Jun 24, 2021 to now33
- Board memberDale Okuno Feb 6, 2019 to May 19, 202034
- Board memberIvan Chen Jul 2, 2018 to now35
- Board memberJanet Risi Field Aug 3, 2017 to Feb 28, 201836
- Board memberElisabeth Hagen Nov 3, 2017 to Feb 28, 201837
- Board memberDavid J. Pfanzelter Feb 13, 2013 to Mar 3, 201738
- Board memberGary Cohee Sep 25, 2013 to Feb 28, 201839
- Board memberHenry R. Lambert Sep 25, 2013 to Aug 15, 201816
- Board memberCraig C. Culver Oct 17, 2013 to Oct 25, 201340
- Board memberDavid M. Theno Oct 17, 2013 to Mar 3, 201741
- Board memberJohn J. Carbone Mar 9, 2009 to Aug 2, 201242
- Board memberPaul Maier V. Jan 24, 2008 to Aug 2, 201243
- Board memberMurray H. Gross Jul 3, 2007 to Apr 11, 200844
- Board memberDavid Michael Sitton Feb 28, 2006 to Oct 11, 200645
- Board memberTommy Thompson Mar 24, 2006 to Jul 6, 200946
- Board memberDennis Brovarone Apr 14, 2006 to Aug 2, 201247
- Board memberDonna Singer Apr 14, 2006 to Jan 28, 201328
- Board memberGary Brownell Apr 14, 2006 to Feb 19, 200848
- Board memberMichael L. Krall Apr 14, 2006 to Jan 28, 201317
- Board memberGregory Hurd Barnhill Apr 25, 2006 to Aug 2, 201249
Former names
Timeline
Filings
95 filings to the SEC since October 2021: 5 annual reports, 15 quarterly reports, 34 major events, 32 insider forms, 9 other. The latest 20:
- Jun 15, 202610-Q EDGAR
- Jun 15, 20268-K EDGAR
- May 5, 20268-K EDGAR
- Mar 17, 202610-Q EDGAR
- Mar 17, 20268-K EDGAR
- Feb 20, 20268-K EDGAR
- Dec 30, 2025DEF 14A EDGAR
- Dec 18, 2025PRE 14A EDGAR
- Dec 15, 202510-Q EDGAR
- Dec 15, 20258-K EDGAR
- Nov 28, 20253 EDGAR
- Nov 19, 20258-K EDGAR
- Oct 29, 202510-K EDGAR
- Oct 29, 20258-K EDGAR
- Jun 16, 202510-Q EDGAR
- Jun 16, 20258-K EDGAR
- Mar 17, 202510-Q EDGAR
- Mar 17, 20258-K EDGAR
- Jan 28, 20258-K EDGAR
- Dec 16, 202410-Q EDGAR
The 95 filings since October 2021 can be filtered by form type and year here when JavaScript is on.
Every filing from the last five years, summarized. The full record is on SEC EDGAR.
Insider trades
6 open-market trades by officers, directors and large owners since October 2021: 6 buys and 0 sales. Grants, option exercises and gifts are left out.
| Date | Who | Trade | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|
| Mar 22, 2023 | BARTLETT ROBERT FCEO and President | Buy | 50,000 | $0.16 | $8.0K | Form 4 |
| Mar 21, 2023 | Blotner BernardDirector | Buy | 10,000 | $0.13 | $1.3K | Form 4 |
| Dec 15, 2022 | Lee Tom YDirector | Buy | 50,000 | $0.13 | $6.5K | Form 4 |
| Mar 21, 2022 | Lee Tom YDirector | Buy | 185,000 | $0.20 | $37.0K | Form 4 |
| Mar 17, 2022 | Lee Tom YDirector | Buy | 13,250 | $0.18 | $2.4K | Form 4 |
| Mar 16, 2022 | Lee Tom YDirector | Buy | 21,227 | $0.18 | $3.8K | Form 4 |
From Forms 4 filed with the SEC.
Sources
The numbers on this page point here. Each one links to the record it came from.
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- 18SEC EDGARDavid J. Pfanzelter, Chair
- 19SEC EDGARJeffrey Scott Kitchell, President
- 20SEC EDGARRobert F. Bartlett, President
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- 27SEC EDGARDennis B. Acthley, Secretary
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- 29SEC EDGARDarin Zehr, Board member
- 30SEC EDGARRobert F. Bartlett, Board member
- 31SEC EDGARBernard Blotner, Board member
- 32SEC EDGARKristin Taylor, Board member
- 33SEC EDGARDavid Rendall, Board member
- 34SEC EDGARDale Okuno, Board member
- 35SEC EDGARIvan Chen, Board member
- 36SEC EDGARJanet Risi Field, Board member
- 37SEC EDGARElisabeth Hagen, Board member
- 38SEC EDGARDavid J. Pfanzelter, Board member
- 39SEC EDGARGary Cohee, Board member
- 40SEC EDGARCraig C. Culver, Board member
- 41SEC EDGARDavid M. Theno, Board member
- 42SEC EDGARJohn J. Carbone, Board member
- 43SEC EDGARPaul Maier V., Board member
- 44SEC EDGARMurray H. Gross, Board member
- 45SEC EDGARDavid Michael Sitton, Board member
- 46SEC EDGARTommy Thompson, Board member
- 47SEC EDGARDennis Brovarone, Board member
- 48SEC EDGARGary Brownell, Board member
- 49SEC EDGARGregory Hurd Barnhill, Board member