According to GuruFocus Insider Data, these are the largest CEO buys during the past week. The overall trend of CEOs is illustrated in the chart below:

Kinder Morgan (KMI, Financial): Chairman and CEO, 10% Owner Richard D Kinder Bought 100,000 Shares

Chairman and CEO, 10% Owner of Kinder Morgan (KMI) Richard D Kinder bought 100,000 shares on Feb. 20 at an average price of $33.03. Kinder Morgan was formed in Delaware in August 1992. Kinder Morgan has a market cap of $34.21 billion; its shares were traded at around $33.03 with a P/E ratio of 36.80 and P/S ratio of 3.69. The dividend yield of Kinder Morgan stocks is 4.84%.

John Hussman (Trades, Portfolio) bought 7,500 shares in the quarter that ended on Dec. 31, which is 0.019% of the $1.4 billion portfolio of Hussman Economtrics Advisors. Leon Cooperman (Trades, Portfolio) owns 3,621,759 shares as of 12/31/2013, which accounts for 1.8% of the $7.05 billion portfolio of Omega Advisors. Mario Gabelli (Trades, Portfolio) owns 192,294 shares as of Dec. 31, which accounts for 0.037% of the $18.65 billion portfolio of GAMCO Investors.

Director John Michael Stokes bought 20,000 shares of KMI stock on Feb. 6 at the average price of 33.5. John Michael Stokes owns at least 20,000 shares after this. The price of the stock has decreased by 1.4% since.

Calamos Asset Management (CLMS, Financial): Chairman, CEO & Global Co-CIO, 10% Owner John P Sr Calamos Bought 225,991 Shares

Chairman, CEO & Global Co-CIO, 10% Owner of Calamos Asset Management (CLMS) John P Sr Calamos bought 225,991 shares during the past week at an average price of $11.49. Calamos Asset Management is a global asset management firm that offers strategies to fulfill a range of asset allocation goals through a multi-team platform. Calamos Asset Management has a market cap of $234.871 million; its shares were traded at around $11.49 with a P/E ratio of 19.20 and P/S ratio of 0.85. The dividend yield of Calamos Asset Management stocks is 4.37%. Calamos Asset Management had an annual average earnings growth of 31.40% over the past 5 years.

Mario Gabelli (Trades, Portfolio) owns 126,000 shares as of Dec. 31, which accounts for 0.008% of the $18.65 billion portfolio of GAMCO Investors.

SVP & CFO Nimish S Bhatt bought 364 shares of CLMS stock on 11/20/2013 at the average price of 10.47. Nimish S Bhatt owns at least 90,543 shares after this. The price of the stock has increased by 9.74% since.

Opko Health, Inc. (OPK, Financial): CEO & Chairman, 10% Owner Phillip Md Frost Bought 96,000 Shares

CEO & Chairman, 10% Owner of Opko Health (OPK) Phillip Frost bought 96,000 shares during the past week at an average price of $8.84. Opko Health was originally incorporated in Delaware in October 1991 under the name Cytoclonal Pharmaceutics, Inc. Opko Health has a market cap of $3.6 billion; its shares were traded at around $8.84 with and P/S ratio of 31.15.

Opko Health recently reported its third quarter 2013 financial results. Cash, cash equivalents and marketable securities were $180.8 million as of September 30, 2013. Consolidated revenues nearly doubled to $20.6 million during the three months ended September 30, 2013 from $11.8 million in the prior year period.

George Soros (Trades, Portfolio) owns 844,600 shares as of Dec. 31, an increase of 13.37% from the previous quarter. This position accounts for 0.061% of the $11.78 billion portfolio of Soros Fund Management LLC. Mario Gabelli (Trades, Portfolio) owns 15,000 shares as of 12/31/2013, which accounts for 0.0007% of the $18.65 billion portfolio of GAMCO Investors.

Vice Chairman & CTO Jane Ph D Hsiao bought 10,000 shares of OPK stock on 01/30/2014 at the average price of 8.14. Jane Ph D Hsiao owns at least 36,818,758 shares after this. The price of the stock has increased by 8.6% since.

AmeriGas Partners LP (APU, Financial): President & CEO Jerry E Sheridan Bought 11,800 Shares

President & CEO of AmeriGas Partners LP (APU) Jerry E Sheridan bought 11,800 shares on 02/13/2014 at an average price of $42.18. AmeriGas Partners, L.P. is a publicly traded limited partnership formed under Delaware law on November 2, 1994. Amerigas Partners Lp has a market cap of $3.92 billion; its shares were traded at around $42.18 with a P/E ratio of 83.10 and P/S ratio of 1.30. The dividend yield of Amerigas Partners Lp stocks is 7.97%. Amerigas Partners Lp had an annual average earnings growth of 2.00% over the past 10 years.

AmeriGas recently reported net income attributable to AmeriGas Partners for the first quarter of fiscal 2014 ended December 31, 2013 of $134.9 million compared to $96.7 million for the same period last year.

CFO Hugh J. Gallagher bought 3,000 shares of APU stock on 02/12/2014 at the average price of 42.4. Hugh J. Gallagher owns at least 3,601 shares after this. The price of the stock has decreased by 0.52% since

Vice President Kathy L. Prigmore bought 250 shares of APU stock on 08/28/2013 at the average price of 43.02. Kathy L. Prigmore owns at least 2,338 shares after this. The price of the stock has decreased by 1.95% since.

Fifth Street Senior Floating Rate Corp (FSFR, Financial): CEO Leonard M Tannenbaum Bought 30,000 Shares

CEO of Fifth Street Senior Floating Rate Corp (FSFR) Leonard M Tannenbaum bought 30,000 shares on 02/19/2014 at an average price of $14.10. Fifth Street Senior Floating Rate Corp is a business development company formed in May 2013 as a Delaware corporation and structured as an externally managed, closed-end, non-diversified management investment company. Fifth Street Senior Floating Rate Corp has a market cap of $93.801 million; its shares were traded at around $14.10 . The dividend yield of Fifth Street Senior Floating Rate Corp stocks is 1.49%.

CFO Steven M. Noreika bought 500 shares of FSFR stock on 12/31/2013 at the average price of 13.4. Steven M. Noreika owns at least 500 shares after this. The price of the stock has increased by 5.22% since.