PURE BIOSCIENCE, INC. (PURE)

Latest Insider Confidence Score

2025Q4

50.0
Bullish

Company insider confidence (by quarter)

2004Q3 2025Q4

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Franchise Brands, LLC 10% Owner 2,133,333 Dec 29, 2017
Barnhill Gregory Hurd Director 718,299 Aug 2, 2012
Lambert Henry R. CEO 698,056 Aug 15, 2018
Thompson Tommy G Director 589,537 Sep 3, 2009
Bartlett Robert F CEO 500,000 Aug 22, 2024

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Nov 28, 2025 Kitchell Jeffrey Scott President Neutral 52.5 - 0.00% -
Aug 20, 2024 Aug 22, 2024 Myers Thomas Richard Exec VP, Tech & Development Neutral 52.5 - 0.00% -
Aug 20, 2024 Aug 22, 2024 Rendall David Director Neutral 52.5 - 0.00% -
Aug 20, 2024 Aug 22, 2024 Blotner Bernard Director Neutral 52.5 - 0.00% -
Aug 20, 2024 Aug 22, 2024 Elliott Mark Stuart President Neutral 52.5 - 0.00% -
Aug 20, 2024 Aug 22, 2024 Lee Tom Y Director Neutral 52.5 - 0.00% -
Aug 20, 2024 Aug 22, 2024 BARTLETT ROBERT F CEO Neutral 52.5 - 0.00% -
Aug 20, 2024 Aug 22, 2024 Chen Ivan Director Neutral 52.5 - 0.00% -
Aug 20, 2024 Aug 22, 2024 Zehr Darin Director Neutral 52.5 - 0.00% -
May 13, 2024 Zehr Darin Director Neutral 52.5 - 0.00% -
Aug 1, 2023 Aug 3, 2023 Rendall David Director Neutral 52.5 - 0.00% -
Aug 1, 2023 Aug 3, 2023 Myers Thomas Richard COO Neutral 52.5 - 0.00% -
Aug 1, 2023 Aug 3, 2023 Lee Tom Y CEO Neutral 52.5 - 0.00% -
Aug 1, 2023 Aug 3, 2023 Elliott Mark Stuart President Neutral 52.5 - 0.00% -
Aug 1, 2023 Aug 3, 2023 Chen Ivan Director Neutral 52.5 - 0.00% -
Aug 1, 2023 Aug 3, 2023 Blotner Bernard Director Neutral 52.5 - 0.00% -
Aug 1, 2023 Aug 3, 2023 BARTLETT ROBERT F CEO Neutral 52.5 - 0.00% -
Mar 21, 2023 Mar 22, 2023 Blotner Bernard Director Buy 90.0 +10,000 100.00% $1.3K
Mar 22, 2023 Mar 22, 2023 BARTLETT ROBERT F CEO Buy 90.0 +50,000 100.00% $7.8K
Feb 22, 2023 Blotner Bernard Director Neutral 52.5 - 0.00% -
Feb 21, 2023 BARTLETT ROBERT F Director Neutral 52.5 - 0.00% -
Dec 15, 2022 Dec 19, 2022 Lee Tom Y CEO Buy 55.0 +50,000 0.11% $6.6K
Sep 30, 2022 Oct 4, 2022 Elliott Mark Stuart President Neutral 52.5 - 0.00% -
Sep 30, 2022 Oct 4, 2022 Rendall David Director Neutral 52.5 - 0.00% -
Sep 30, 2022 Oct 4, 2022 Taylor Kristin Director Neutral 52.5 - 0.00% -
Sep 30, 2022 Oct 4, 2022 Myers Thomas Richard COO Neutral 52.5 - 0.00% -
Sep 30, 2022 Oct 4, 2022 Lee Tom Y CEO Neutral 52.5 - 0.00% -
Sep 30, 2022 Oct 4, 2022 Chen Ivan Director Neutral 52.5 - 0.00% -
Jul 15, 2022 Jul 19, 2022 Rendall David Director Neutral 90.0 +325,000 420.05% -
Jul 15, 2022 Jul 19, 2022 Lee Tom Y CEO Neutral 90.0 +21,741,666 98.51% -
Jul 15, 2022 Jul 19, 2022 Chen Ivan Director Neutral 90.0 +300,000 66.67% -
Mar 16, 2022 Mar 22, 2022 Lee Tom Y CEO Buy 78.8 +219,477 1.00% $42.8K
Jun 18, 2021 Jun 24, 2021 Rendall David Director Neutral 52.5 - 0.00% -
Jun 24, 2021 Rendall David Director Neutral 52.5 - 0.00% -
Jun 18, 2021 Jun 22, 2021 Taylor Kristin Director Neutral 52.5 - 0.00% -
Jun 18, 2021 Jun 22, 2021 Myers Thomas Richard COO Neutral 52.5 - 0.00% -
Jun 16, 2021 Jun 22, 2021 Lee Tom Y CEO Buy 56.3 +35,998 0.17% $15.5K
Jun 18, 2021 Jun 22, 2021 Elliott Mark Stuart President Neutral 52.5 - 0.00% -
Jun 18, 2021 Jun 22, 2021 Chen Ivan Director Neutral 52.5 - 0.00% -
Jun 22, 2021 Taylor Kristin Director Neutral 52.5 - 0.00% -
Dec 16, 2020 Dec 28, 2020 Lee Tom Y CEO Buy 65.0 +78,721 0.36% $52.2K
Jun 24, 2020 Jun 26, 2020 Lee Tom Y CEO Neutral 27.5 -10,732,222 -33.05% -
Jun 18, 2020 Jun 22, 2020 Lee Tom Y CEO Buy 60.0 +53,124 0.16% $93.6K
May 1, 2020 Jun 22, 2020 Myers Thomas Richard COO Neutral 90.0 +500,000 571.43% -
Jun 12, 2020 Jun 18, 2020 Lee Tom Y CEO Buy 75.0 +202,033 0.63% $351.9K
May 15, 2020 May 19, 2020 Okuno Dale Director Neutral 52.5 - 0.00% -
May 15, 2020 May 19, 2020 Myers Thomas Richard COO Neutral 52.5 - 0.00% -
May 15, 2020 May 19, 2020 Lee Tom Y CEO Neutral 52.5 - 0.00% -
May 15, 2020 May 19, 2020 Elliott Mark Stuart President Neutral 52.5 - 0.00% -
May 15, 2020 May 19, 2020 Chen Ivan Director Neutral 52.5 - 0.00% -
Mar 9, 2020 Mar 12, 2020 Okuno Dale Director Neutral 90.0 +1,551,724 28.11% -
Feb 14, 2020 Mar 12, 2020 Lee Tom Y Director Neutral 85.0 +2,243,103 7.48% -
Mar 9, 2020 Mar 12, 2020 Chen Ivan Director Neutral 90.0 +179,311 66.24% -
Dec 19, 2020 Feb 10, 2020 Okuno Dale Director Sell 22.5 -788,880 -6.65% $228.4K
Dec 19, 2019 Feb 10, 2020 Lee Tom Y Director Buy 87.5 +754,884 2.58% $218.2K
Oct 2, 2019 Feb 6, 2020 Okuno Dale Director Neutral 90.0 +862,068 15.83% -
Oct 2, 2019 Feb 6, 2020 Lee Tom Y Director Neutral 82.5 +1,000,000 4.73% -
Jan 29, 2020 Jan 31, 2020 Myers Thomas Richard COO Neutral 52.5 - 0.00% -
Jan 29, 2020 Jan 31, 2020 Elliott Mark Stuart President Neutral 52.5 - 0.00% -
Jan 29, 2020 Jan 31, 2020 Lee Tom Y Director Neutral 52.5 - 0.00% -
Oct 2, 2019 Oct 3, 2019 Okuno Dale Director Buy 95.0 +862,068 15.83% $250K
Oct 2, 2019 Oct 3, 2019 Lee Tom Y Director Buy 90.0 +1,000,000 3.54% $290K
Oct 1, 2019 Oct 3, 2019 Chen Ivan Director Neutral 52.5 - 0.00% -
Jul 1, 2019 Aug 6, 2019 Lee Tom Y Director Neutral 52.5 - 0.00% -
May 9, 2019 Jun 25, 2019 Okuno Dale Director Buy 95.0 +862,068 18.80% $250K
May 9, 2019 Jun 25, 2019 Chen Ivan Director Buy 91.3 +120,689 80.46% $35K
May 9, 2019 May 13, 2019 Okuno Dale Director Buy 95.0 +714,285 15.58% $250K
May 9, 2019 May 13, 2019 Chen Ivan Director Buy 91.3 +100,000 66.67% $35K
Mar 5, 2019 Mar 7, 2019 Okuno Dale Director Neutral 52.5 - 0.00% -
Feb 19, 2019 Feb 21, 2019 Okuno Dale Director Neutral 52.5 - 0.00% -
Feb 19, 2019 Feb 21, 2019 Lee Tom Y Director Neutral 52.5 - 0.00% -
Feb 6, 2019 Okuno Dale Director Neutral 52.5 - 0.00% -
Oct 12, 2018 Myers Thomas Richard COO Neutral 52.5 - 0.00% -
Aug 16, 2018 Aug 20, 2018 Lee Tom Y Director Buy 95.0 +2,336,187 9.84% $1.1M
Aug 13, 2018 Aug 15, 2018 Lambert Henry R. CEO Neutral 90.0 +200,000 40.16% -
Jun 28, 2018 Jul 2, 2018 Chen Ivan Director Neutral 90.0 +150,000 100.00% -
Jul 2, 2018 Chen Ivan Director Neutral 52.5 - 0.00% -
Feb 26, 2018 Feb 28, 2018 Pfanzelter David J Chair Neutral 52.5 - 0.00% -
Feb 26, 2018 Feb 28, 2018 Otis William Director Neutral 52.5 - 0.00% -
Feb 26, 2018 Feb 28, 2018 Lee Tom Y Director Neutral 52.5 - 0.00% -
Feb 26, 2018 Feb 28, 2018 Lambert Henry R. CEO Neutral 52.5 - 0.00% -
Feb 26, 2018 Feb 28, 2018 Hagen Elisabeth Director Neutral 52.5 - 0.00% -
Feb 26, 2018 Feb 28, 2018 Field Janet Risi Director Neutral 52.5 - 0.00% -
Feb 26, 2018 Feb 28, 2018 Elliott Mark Stuart President Neutral 52.5 - 0.00% -
Feb 26, 2018 Feb 28, 2018 Cohee Gary Director Neutral 52.5 - 0.00% -
Jan 10, 2018 Jan 12, 2018 Lambert Henry R. CEO Sell 26.3 -41,500 -7.69% $38.6K
Dec 29, 2017 Dec 29, 2017 Lee Tom Y Director Neutral 90.0 +18,666,666 367.44% -
Dec 29, 2017 Dec 29, 2017 Franchise Brands, LLC 10% Owner Neutral 27.5 -18,666,666 -100.00% -
Nov 2, 2017 Nov 3, 2017 Hagen Elisabeth Director Neutral 90.0 +150,000 100.00% -
Nov 3, 2017 Hagen Elisabeth Director Neutral 52.5 - 0.00% -
Sep 25, 2017 Oct 10, 2017 Lee Tom Y Director Neutral 52.5 - 0.00% -
Sep 25, 2017 Sep 27, 2017 Pfanzelter David J Chair Neutral 52.5 - 0.00% -
Sep 25, 2017 Sep 27, 2017 Otis William Director Neutral 52.5 - 0.00% -
Sep 25, 2017 Sep 27, 2017 Lee Tom Y Director Neutral 52.5 - 0.00% -
Aug 23, 2017 Aug 24, 2017 Field Janet Risi Director Neutral 90.0 +150,000 1060.82% -
Aug 3, 2017 Field Janet Risi Director Neutral 52.5 - 0.00% -
Jun 22, 2017 Jun 26, 2017 Pfanzelter David J Chair Neutral 90.0 +500,000 1250.00% -
Jun 22, 2017 Jun 26, 2017 Otis William Director Neutral 90.0 +150,000 661.78% -
Jun 22, 2017 Jun 26, 2017 Lee Tom Y Director Neutral 82.5 +150,000 4.07% -
Jun 22, 2017 Jun 26, 2017 Lambert Henry R. CEO Neutral 90.0 +200,000 58.90% -