# Navidea Biopharmaceuticals Inc. (NAVB)

Source: https://www.quantisnow.com/company/NAVB
Generated: 2026-11-12T08:09:31.041Z

- Ticker: NAVB
- Exchange: AMEX
- Sector: Health Care
- Industry: Biotechnology: In Vitro & In Vivo Diagnostic Substances
- Website: navidea.com

## About

Navidea Biopharmaceuticals, Inc., a biopharmaceutical company, focuses on the development and commercialization of precision immunodiagnostic agents and immunotherapeutics. It operates through two segments, Diagnostic Substances and Therapeutic Development Programs. The company develops Manocept platform to target the CD206 mannose receptor expressed on activated macrophages. Its CD206-targeted drug platform is applicable to a range of diagnostic modalities, including single photon emission computed tomography, positron emission tomography (PET), gamma-scanning, and intra-operative and/or optical-fluorescence detection, as well as delivery of therapeutic compounds that target macrophages, and immune-and inflammation-involved diseases. Further, the company offers NAV4694 and NAV5001, a neuro-tracer product candidates. In addition, it is developing diagnostic substances, including Tc99m tilmanocept and other diagnostic applications of its Manocept platform; and various therapeutic development programs. The company was formerly known as Neoprobe Corporation and changed its name to Navidea Biopharmaceuticals, Inc. in January 2012. Navidea Biopharmaceuticals, Inc. was incorporated in 1983 and is headquartered in Dublin, Ohio.

## Latest NAVB news and filings

- 2025-10-08 20:57 UTC [Navidea Biopharmaceuticals, Inc. Files for Bankruptcy](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-inc-files-for-bankruptcy-6227845)
- 2025-05-21 18:52 UTC [Navidea Biopharmaceuticals, Inc. Announces Extension of Authority to Implement a Reverse Stock Split](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-inc-announces-extension-of-authority-to-implement-a-6052152)
- 2025-03-31 22:08 UTC [Mergers & Acquisitions] [Navidea Biopharmaceuticals Announces the Extension of Plan Designed to Protect NOLs and Other Tax Assets](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-announces-the-extension-of-plan-designed-to-protect-5967993)
- 2024-07-03 20:30 UTC [Navidea Biopharmaceuticals, Inc. Announces Results of Exploratory Analysis Completed on July 2, 2024](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-inc-announces-results-of-exploratory-analysis-completed-on-5593770)
- 2024-06-20 22:02 UTC [Navidea Biopharmaceuticals, Inc. announces special meeting of stockholders to be held July 8, 2024](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-inc-announces-special-meeting-of-stockholders-to-be-5569453)
- 2024-02-06 00:53 UTC [SEC Schedule 13D] [SEC Form SC 13D/A filed by Navidea Biopharmaceuticals Inc. (Amendment)](https://www.quantisnow.com/insight/sec-form-sc-13da-filed-by-navidea-biopharmaceuticals-inc-amendment-5231416)
- 2024-02-01 05:15 UTC [SEC Form EFFECT] [SEC Form EFFECT filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-effect-filed-by-navidea-biopharmaceuticals-inc-5221692)
- 2024-02-01 05:15 UTC [SEC Form EFFECT] [SEC Form EFFECT filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-effect-filed-by-navidea-biopharmaceuticals-inc-5221679)
- 2024-02-01 05:15 UTC [SEC Form EFFECT] [SEC Form EFFECT filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-effect-filed-by-navidea-biopharmaceuticals-inc-5221671)
- 2024-02-01 05:15 UTC [SEC Form EFFECT] [SEC Form EFFECT filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-effect-filed-by-navidea-biopharmaceuticals-inc-5221666)
- 2024-02-01 05:15 UTC [SEC Form EFFECT] [SEC Form EFFECT filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-effect-filed-by-navidea-biopharmaceuticals-inc-5221662)
- 2024-01-27 00:05 UTC [Navidea Biopharmaceuticals, Inc. Files Form 15 to Voluntarily Deregister and Suspend its SEC Reporting Obligations](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-inc-files-form-15-to-voluntarily-deregister-and-5211977)
- 2024-01-26 22:28 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211863)
- 2024-01-26 22:28 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211862)
- 2024-01-26 22:28 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211857)
- 2024-01-26 22:27 UTC [SEC Form POS AM filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-pos-am-filed-by-navidea-biopharmaceuticals-inc-5211852)
- 2024-01-26 22:27 UTC [SEC Form POS AM filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-pos-am-filed-by-navidea-biopharmaceuticals-inc-5211851)
- 2024-01-26 22:27 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211850)
- 2024-01-26 22:27 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211845)
- 2024-01-26 22:27 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211844)
- 2024-01-26 22:27 UTC [SEC Form POS AM filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-pos-am-filed-by-navidea-biopharmaceuticals-inc-5211842)
- 2024-01-26 22:27 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211834)
- 2024-01-26 22:26 UTC [SEC Form POS AM filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-pos-am-filed-by-navidea-biopharmaceuticals-inc-5211823)
- 2024-01-26 22:26 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211792)
- 2024-01-26 22:26 UTC [SEC Form POS AM filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-pos-am-filed-by-navidea-biopharmaceuticals-inc-5211790)
- 2024-01-26 22:26 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211789)
- 2024-01-26 22:26 UTC [SEC Form 15-12G filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-15-12g-filed-by-navidea-biopharmaceuticals-inc-5211784)
- 2024-01-26 22:26 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-navidea-biopharmaceuticals-inc-5211783)
- 2023-12-23 00:54 UTC [SEC Form S-8] [SEC Form S-8 filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-s-8-filed-by-navidea-biopharmaceuticals-inc-5154201)
- 2023-12-21 20:32 UTC [SEC Schedule 13D] [SEC Form SC 13D/A filed by Navidea Biopharmaceuticals Inc. (Amendment)](https://www.quantisnow.com/insight/sec-form-sc-13da-filed-by-navidea-biopharmaceuticals-inc-amendment-5151063)
- 2023-12-05 23:26 UTC [SEC Form 4] [Scott John K Jr. disposed of 2,270 units of Series G Redeemable Preferred Stock, closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/scott-john-k-jr-disposed-of-2270-units-of-series-5120635)
- 2023-12-01 16:49 UTC [SEC Form 8-K] [Navidea Biopharmaceuticals Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-inc-filed-sec-form-8-k-entry-into-a-5113284)
- 2023-12-01 13:30 UTC [Navidea Biopharmaceuticals, Inc. and Capital Royalty Partners II, L.P. Enter Binding Settlement Agreement and Mutual Release](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-inc-and-capital-royalty-partners-ii-lp-enter-5112800)
- 2023-11-20 23:43 UTC [SEC Form 4] [Moss Dana J was granted 616,667 shares, increasing direct ownership by 247% to 866,667 units (SEC Form 4)](https://www.quantisnow.com/insight/moss-dana-j-was-granted-616667-shares-increasing-direct-ownership-5096890)
- 2023-11-20 23:10 UTC [SEC Form 4] [Stefanelli Jill was granted 691,667 shares, increasing direct ownership by 277% to 941,667 units (SEC Form 4)](https://www.quantisnow.com/insight/stefanelli-jill-was-granted-691667-shares-increasing-direct-ownership-by-5096847)
- 2023-11-16 21:55 UTC [SEC Form 8-K] [Navidea Biopharmaceuticals Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Leadership Update, Submission of Matters to a Vote of Security Holders, Financial Statements and Exhibits](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-inc-filed-sec-form-8-k-entry-into-a-5090935)
- 2023-11-13 19:58 UTC [SEC Form DEFA14A] [SEC Form DEFA14A filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-defa14a-filed-by-navidea-biopharmaceuticals-inc-5080353)
- 2023-10-06 06:53 UTC [Market Chatter] [Navidea Biopharmaceuticals Faces Trading Suspension As NYSE American Panel Upholds Decision; Anticipates Move To OTC Markets](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-faces-trading-suspension-as-nyse-american-panel-upholds-5008002)
- 2023-10-06 01:01 UTC [Navidea Biopharmaceuticals, Inc. Announces NYSE American's Decision to Suspend Trading In Its Common Stock](https://www.quantisnow.com/insight/navidea-biopharmaceuticals-inc-announces-nyse-americans-decision-to-suspend-trading-5007969)
- 2023-10-05 20:21 UTC [SEC Form DEF 14A] [SEC Form DEF 14A filed by Navidea Biopharmaceuticals Inc.](https://www.quantisnow.com/insight/sec-form-def-14a-filed-by-navidea-biopharmaceuticals-inc-5007461)

## More

- Live page with ratings, short volume, options and peers: https://www.quantisnow.com/company/NAVB
- Earnings history: https://www.quantisnow.com/earnings/NAVB
- Dividend history: https://www.quantisnow.com/dividends/NAVB
- Insider transactions: https://www.quantisnow.com/insiders/NAVB
- Options chain: https://www.quantisnow.com/options/NAVB
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