The Dow Jones index closed higher by more than 200 points on Thursday. When insiders purchase or sell shares, it indicates their confidence or concern around the company's prospects. Investors and traders interested in penny stocks can consider this a factor in their overall investment or trading decision.

Below is a look at a few recent notable insider transactions for penny stocks. For more, check out Benzinga's insider transactions platform.

Data I/O

• The Trade: Data I/O Corporation (NASDAQ:DAIO) Director Douglas Wells Brown bought a total of 3,000 shares at an average price of $2.66. To acquire these shares, it cost around $7,980.
• What's Happening: On Aug. 21, WestPark Capital analyst Kevin Garrigan reiterated Data I/O with a Buy and maintained a $4 price target.
• What Data I/O Does: Data I/O Corp is a provider of programming, security deployment, security provisioning and associated Intellectual Property protection and management solutions used in electronics manufacturing with flash memory, microcontrollers, and flash memory-based intelligent devices as well as secure element devices, authentication devices and secure microcontrollers.

Bimini Capital Management

• The Trade: Bimini Capital Management, Inc. (OTC:BMNM) Director Robert J Dwyer acquired a total of 5,394 shares at an average price of $0.94. To acquire these shares, it cost around $5,075.
• What's Happening: On Aug. 1, the company posted a second-quarter net loss of $0.3 million.
• What Bimini Capital Management Does: Bimini Capital Management Inc is a specialty finance company that operates in two reportable segments, The asset management segment includes the investment advisory services provided by Bimini Advisors to Orchid and Royal Palm.

ENDRA Life Sciences

• The Trade: ENDRA Life Sciences Inc. (NASDAQ:NDRA) 10% owner UBS Group AG acquired a total of 3,715 shares at an average price of $0.55. The insider spent around $2,052 to buy those shares.
• What's Happening: On Aug. 28, ENDRA Life Sciences announced it was granted an extension to regain Nasdaq compliance status.
• What ENDRA Life Sciences Does: ENDRA Life Sciences Inc is engaged in the development of Thermo Acoustic Enhanced UltraSound (TAEUS) to visualize tissue like MRI but at 1/50th the cost and at the point of patient care.

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