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 22, 2015, 60 U.S. common stocks issued filings of shares being bought or sold by insiders. The transactions ranged in value from $256.20 to $3,091,980.00.

Highlighted Stocks Traded by Insiders:

Splunk (SPLK) - FREE Research Report

Stein Leonard R, who is SVP, General Counsel & Sec. at Splunk, sold 2,433 shares at $73.76 on June 22, 2015. Following this transaction, the SVP, General Counsel & Sec. owned 130,145 shares meaning that the stake was reduced by 1.84% with the 2,433-share transaction.

Conte David F, who is SVP & Chief Financial Officer at Splunk, sold 15,508 shares at $73.01 on June 22, 2015. Following this transaction, the SVP & Chief Financial Officer owned 115,939 shares meaning that the stake was reduced by 11.8% with the 15,508-share transaction.

Sommer Steven R, who is SVP & Chief Marketing Officer at Splunk, sold 4,600 shares at $72.80 on June 22, 2015. Following this transaction, the SVP & Chief Marketing Officer owned 225,108 shares meaning that the stake was reduced by 2% with the 4,600-share transaction.

The shares most recently traded at $73.06, up $0.26, or 0.35% since the insider transaction. Historical insider transactions for Splunk go as follows:

  • 4-Week # shares sold: 137,133
  • 12-Week # shares sold: 219,405
  • 24-Week # shares sold: 363,679

The average volume for Splunk has been 2.1 million shares per day over the past 30 days. Splunk has a market cap of $9.2 billion and is part of the technology sector and computer software & services industry. Shares are up 24.85% year-to-date as of the close of trading on Monday.

Splunk, Inc. provides software products that enable organizations to gain real-time operational intelligence in the United States and internationally. The company's products enable users to collect, index, search, explore, monitor, and analyze data regardless of format or source users. Currently, there are 21 analysts who rate Splunk a buy, no analysts rate it a sell, and 4 rate it a hold.

Exclusive Offer: Get the latest Stock Analysis on SPLK - FREE

TheStreet Quant Ratings rates Splunk as a sell. The company's weaknesses can be seen in multiple areas, such as its deteriorating net income, disappointing return on equity and feeble growth in its earnings per share. Get the full Splunk Ratings Report from TheStreet Quant Ratings now.

EXCLUSIVE OFFER: See inside Jim Cramer's multi-million dollar charitable trust portfolio to see the stocks he thinks could be potential winners. Click here to see his holdings for 14-days FREE.

On Assignment (ASGN) - FREE Research Report

Dameris Peter T, who is President & CEO at On Assignment, sold 25,000 shares at $40.25 on June 22, 2015. Following this transaction, the President & CEO owned 420,725 shares meaning that the stake was reduced by 5.61% with the 25,000-share transaction.

The shares most recently traded at $40.55, up $0.30, or 0.74% since the insider transaction. Historical insider transactions for On Assignment go as follows:

  • 4-Week # shares sold: 374,000
  • 12-Week # shares bought: 1,006
  • 12-Week # shares sold: 378,124
  • 24-Week # shares bought: 1,006
  • 24-Week # shares sold: 661,539

The average volume for On Assignment has been 327,800 shares per day over the past 30 days. On Assignment has a market cap of $2.1 billion and is part of the services sector and diversified services industry. Shares are up 22.33% year-to-date as of the close of trading on Monday.

On Assignment, Inc. provides short- and long-term placement of contract, contract-to-hire, and direct hire professionals in the United States, Europe, Canada, Australia, and New Zealand. The company operates in four segments: Apex, Oxford, Physician, and Life Sciences Europe. The company has a P/E ratio of 27.3. Currently, there are 10 analysts who rate On Assignment a buy, no analysts rate it a sell, and 1 rates it a hold.

Exclusive Offer: Get the latest Stock Analysis on ASGN - FREE

TheStreet Quant Ratings rates On Assignment as a buy. 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, reasonable valuation levels, good cash flow from operations and compelling growth in net income. We feel its strengths outweigh the fact that the company shows low profit margins. Get the full On Assignment Ratings Report from TheStreet Quant Ratings now.

EXCLUSIVE OFFER: See inside Jim Cramer's multi-million dollar charitable trust portfolio to see the stocks he thinks could be potential winners. Click here to see his holdings for 14-days FREE.

Valley National Bancorp (VLY) - FREE Research Report

Eskow Alan D, who is Senior EVP & CFO, Director at Valley National Bancorp, bought 790 shares at $25.00 on June 22, 2015. Following this transaction, the Senior EVP & CFO, Director owned 790 shares meaning that the stake was boosted by 100% with the 790-share transaction.

The shares most recently traded at $10.36, down $14.64, or 141.31% since the insider transaction. Historical insider transactions for Valley National Bancorp go as follows:

  • 4-Week # shares sold: 8,000
  • 12-Week # shares sold: 8,000
  • 24-Week # shares sold: 13,541

The average volume for Valley National Bancorp has been 1.4 million shares per day over the past 30 days. Valley National Bancorp has a market cap of $2.3 billion and is part of the financial sector and banking industry. Shares are up 5.25% year-to-date as of the close of trading on Monday.

Valley National Bancorp operates as the holding company for the Valley National Bank that provides commercial, retail, insurance, and wealth management financial services products. The company operates through Commercial Lending, Consumer Lending, and Investment Management segments. The stock currently has a dividend yield of 4.37%. The company has a P/E ratio of 19.4. Currently, there are no analysts who rate Valley National Bancorp a buy, 1 analyst rates it a sell, and 4 rate it a hold.

Exclusive Offer: Get the latest Stock Analysis on VLY - FREE

TheStreet Quant Ratings rates Valley National Bancorp as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, good cash flow from operations and expanding profit margins. We feel its strengths outweigh the fact that the company has had lackluster performance in the stock itself. Get the full Valley National Bancorp Ratings Report from TheStreet Quant Ratings now.

EXCLUSIVE OFFER: See inside Jim Cramer's multi-million dollar charitable trust portfolio to see the stocks he thinks could be potential winners. Click here to see his holdings for 14-days FREE.