The Dow Jones index closed lower by over 600 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.

Qurate Retail

• The Trade: Qurate Retail, Inc. (NASDAQ:QRTEA) President/CEO David Rawlinson bought a total of 100,000 shares at an average price of $0.72. To acquire these shares, it cost around $71,878.
• What's Happening: On May 8, Qurate Retail posted downbeat quarterly sales.
• What Qurate Retail Does: Qurate Retail Inc, through its subsidiaries, is engaged in the video and online commerce industries.

Ondas Holdings

• The Trade: Ondas Holdings Inc. (NASDAQ:ONDS) Director Joseph V Popolo acquired a total of 100,000 shares at an average price of $0.78. To acquire these shares, it cost around $78,232.
• What's Happening: On May 15, Ondas Holdings posted in-line loss for its first quarter.
• What Ondas Holdings Does: Ondas Holdings Inc designs, develops, manufactures, sells, and supports FullMAX Software Defined Radio (SDR) technology in the United States, Israel, and India.

OPKO Health

• The Trade: OPKO Health, Inc. (NASDAQ:OPK) 10% owner Frost Gamma Investments Trust acquired a total of 100,000 shares at an average price of $1.27. The insider spent around $126,937 to buy those shares.
• What's Happening: On May 7, OPKO Health reported worse-than-expected first-quarter financial results.
• What OPKO Health Does: OPKO Health Inc is a diversified biotechnology company that operates pharmaceutical and diagnostic development programs.

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