Editor's Note: Any reference to TheStreet Ratings and its underlying recommendation does not reflect the opinion of TheStreet, Inc. or any of its contributors including Jim Cramer.

Yesterday, June 23, 2015, 55 U.S. common stocks issued filings of shares being bought or sold by insiders. The transactions ranged in value from $468.00 to $511,200,530.33.

Highlighted Stocks Traded by Insiders:

NeoPhotonics (NPTN) - FREE Research Report

Wallin Ray, who is Svp, Cfo at NeoPhotonics, sold 10,890 shares at $10.40 on June 23, 2015. Following this transaction, the Svp, Cfo owned 30,128 shares meaning that the stake was reduced by 26.55% with the 10,890-share transaction.

The shares most recently traded at $9.44, down $0.96, or 10.14% since the insider transaction. Historical insider transactions for NeoPhotonics go as follows:

  • 4-Week # shares bought: 275,862
  • 4-Week # shares sold: 15,000
  • 12-Week # shares bought: 275,862
  • 12-Week # shares sold: 45,538
  • 24-Week # shares bought: 275,862
  • 24-Week # shares sold: 45,538

The average volume for NeoPhotonics has been 596,600 shares per day over the past 30 days. NeoPhotonics has a market cap of $321.4 million and is part of the technology sector and electronics industry. Shares are up 190.83% year-to-date as of the close of trading on Tuesday.

NeoPhotonics Corporation designs and manufactures hybrid photonic integrated optoelectronic modules and subsystems for bandwidth-intensive, high-speed communications networks. Currently, there are 5 analysts who rate NeoPhotonics a buy, no analysts rate it a sell, and none rate it a hold.

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TheStreet Quant Ratings rates NeoPhotonics as a hold. The company's strengths can be seen in multiple areas, such as its revenue growth, largely solid financial position with reasonable debt levels by most measures and solid stock price performance. However, as a counter to these strengths, we find that the company's return on equity has been disappointing. Get the full NeoPhotonics Ratings Report from TheStreet Quant Ratings now.

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Kingsway Financial Services (KFS) - FREE Research Report

Swets Larry G Jr, who is President and CEO at Kingsway Financial Services, bought 344 shares at $6.06 on June 23, 2015. Following this transaction, the President and CEO owned 2.1 million shares meaning that the stake was boosted by 0.02% with the 344-share transaction.

Baqar Hassan, who is Vice President at Kingsway Financial Services, bought 116 shares at $6.06 on June 23, 2015. Following this transaction, the Vice President owned 144,340 shares meaning that the stake was boosted by 0.08% with the 116-share transaction.

Hickey William August Jr, who is Executive VP, COO, and CFO at Kingsway Financial Services, bought 248 shares at $6.06 on June 23, 2015. Following this transaction, the Executive VP, COO, and CFO owned 286,516 shares meaning that the stake was boosted by 0.09% with the 248-share transaction.

The shares most recently traded at $6.04, down $0.02, or 0.32% since the insider transaction. Historical insider transactions for Kingsway Financial Services go as follows:

  • 4-Week # shares bought: 704
  • 4-Week # shares sold: 25,000
  • 12-Week # shares bought: 2,909
  • 12-Week # shares sold: 25,000
  • 24-Week # shares bought: 7,337
  • 24-Week # shares sold: 25,000

The average volume for Kingsway Financial Services has been 24,000 shares per day over the past 30 days. Kingsway Financial Services has a market cap of $119.2 million and is part of the financial sector and insurance industry. Shares are up 8.44% year-to-date as of the close of trading on Monday.

Kingsway Financial Services Inc., through its subsidiaries, provides property and casualty insurance products in the United States. The company operates in two segments, Insurance Underwriting and Insurance Services. Currently, there are no analysts who rate Kingsway Financial Services a buy, no analysts rate it a sell, and none rate it a hold.

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TheStreet Quant Ratings rates Kingsway Financial Services as a hold. The company's strengths can be seen in multiple areas, such as its revenue growth, impressive record of earnings per share growth and compelling growth in net income. However, as a counter to these strengths, we also find weaknesses including generally higher debt management risk, a generally disappointing performance in the stock itself and poor profit margins. Get the full Kingsway Financial Services Ratings Report from TheStreet Quant Ratings now.

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Valero Energy (VLO) - FREE Research Report

Waters Stephen M, who is Director at Valero Energy, sold 5,000 shares at $60.47 on June 23, 2015. Following this transaction, the Director owned 13,442 shares meaning that the stake was reduced by 27.11% with the 5,000-share transaction.

The shares most recently traded at $61.14, up $0.67, or 1.1% since the insider transaction. Historical insider transactions for Valero Energy go as follows:

  • 4-Week # shares sold: 65,054
  • 12-Week # shares sold: 65,054
  • 24-Week # shares sold: 74,054

The average volume for Valero Energy has been 5.9 million shares per day over the past 30 days. Valero Energy has a market cap of $30.5 billion and is part of the basic materials sector and energy industry. Shares are up 23.54% year-to-date as of the close of trading on Tuesday.

Valero Energy Corporation operates as an independent petroleum refining and marketing company in the United States, Canada, the Caribbean, the United Kingdom, and Ireland. It operates through two segments, Refining and Ethanol. The stock currently has a dividend yield of 2.67%. The company has a P/E ratio of 8.2. Currently, there are 11 analysts who rate Valero Energy a buy, 1 analyst rates it a sell, and 2 rate it a hold.

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TheStreet Quant Ratings rates Valero Energy as a buy. The company's strengths can be seen in multiple areas, such as its increase in stock price during the past year, compelling growth in net income, largely solid financial position with reasonable debt levels by most measures, attractive valuation levels and good cash flow from operations. We feel its strengths outweigh the fact that the company shows low profit margins. Get the full Valero Energy Ratings Report from TheStreet Quant Ratings now.

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