Weekly Top Insider Buys: AT&T Inc., Charles Schwab Corp., Delta Air Lines Inc., McGraw Hill Financial Inc., and American Capital Agency Corp.

According to GuruFocus Insider Data, these are the largest insider buys during the past week: AT&T Inc. (T, Financial), Charles Schwab Corp. (SCHW, Financial), Delta Air Lines Inc. (DAL, Financial), McGraw Hill Financial Inc. (MHFI, Financial), and American Capital Agency Corp. (AGNC, Financial).

The overall trend of insiders is illustrated in the chart below:

AT&T Inc. (T): Director Michael McCallister Bought 9,000 Shares

Director of AT&T Inc., Michael B Mccallister, bought 9,000 shares on July 30 at an average price of $35.77. AT&T has a market cap of $192.17 billion; its shares were traded at around $35.77 with a P/E ratio of 27.70 and P/S ratio of 1.61. The dividend yield of AT&T stocks is 5.00%. AT&T Inc. had an annual average earnings growth of 3.8% over the past 10 years.

On July 23, AT&T reported results for the second quarter of 2013. For the quarter ended June 30, 2013, AT&T's consolidated revenues totaled $32.1 billion, up 1.6 percent versus the year-earlier quarter. Compared with results for the second quarter of 2012, operating expenses were $26.0 billion versus $24.8 billion; operating income was $6.1 billion versus $6.8 billion; and operating income margin was 19.1 percent, compared to 21.6 percent.

Last week, Director Michael B Mccallister bought 9,000 shares of T stock. Sr. Exec. VP - Home Solutions Lori M Lee and Sr.EVP & Global Mktg. Officer Catherine M Coughlin sold shares in May and Group President & Chief Strategy Officer John T Stankey sold 9,432 shares in April.

Charles Schwab Corp (SCHW): Director Stephen Ellis Bought 11,000 Shares

Director of Charles Schwab Corp, Stephen A Ellis, bought 11,000 shares on July 25 at an average price of $22.65. Charles Schwab Corp was incorporated in Delaware in 1986. Charles Schwab Corp has a market cap of $29.02 billion; its shares were traded at around $22.65 with a P/E ratio of 32.68 and P/S ratio of 5.78. The dividend yield of Charles Schwab Corp stocks is 1.06%. Charles Schwab Corp had an annual average earnings growth of 4.4% over the past 10 years.

On July 16, The Charles Schwab Corporation announced that its net income for the second quarter of 2013 was $256 million, up 24% from $206 million for the first quarter of 2013, and down 7% from $275 million for the second quarter of 2012. Net income for the six months ended June 30, 2013 was $462 million, down 2% from the year-earlier period.

Last week, Director Stephen A Ellis bought 11,000 shares of SCHW stock. EVP - Investor Services George A. Gill, EVP and General Counsel Carrie E Dwyer, and President and CEO Walter W Bettinger sold shares last week. EVP and CFO Joseph R Martinetto sold 20,789 shares in May.

Delta Air Lines Inc. (DAL): Director Paula Reynolds Bought 5,000 Shares

Director of Delta Air Lines Paula Rosput Reynolds, bought 5,000 shares on July 30 at an average price of $21.95. Delta Air Lines Inc. has a market cap of $18.89 billion; its shares were traded at around $21.95 with a P/E ratio of 10.76 and P/S ratio of 0.51.

On July 24, Delta Air Lines reported financial results for the June 2013 quarter. Delta's net profit for the June 2013 quarter was $844 million, or $0.98 per diluted share, excluding special items. Including $159 million in special items, Delta's GAAP net income was $685 million, or $0.80 per diluted share.

Last week, Director Paula Rosput Reynolds bought 5,000 shares of DAL stock. EVP & COO Stephen Gorman sold shares last month.

McGraw Hill Financial (MHFI): Director Douglas Peterson Bought 2,500 Shares

Director of McGraw Hill Financial Douglas Peterson, bought 2,500 shares on July 30 at an average price of $62.76. McGraw Hill Financial has a market cap of $17.23 billion; its shares were traded at around $62.76 with a P/E ratio of 23.98 and P/S ratio of 3.72. The dividend yield of McGraw Hill Financial Inc. stocks is 1.70%. McGraw Hill Financial Inc. had an annual average earnings growth of 3% over the past 10 years.

On July 25, McGraw Hill Financial Inc. reported second quarter 2013 results with revenue of $1.25 billion, an increase of 17% compared to the same period last year. Net income and diluted earnings per share from continuing operations were $250 million and $0.90, respectively.

Last week, Director Douglas L. Peterson bought 2,500 shares of MHFI stock.

American Capital Agency Corp. (AGNC): President and CIO Gary Kain Bought 50,000 Shares

President and CIO of American Capital Agency, Gary Kain, bought 50,000 shares during the past week at an average price of $22.59. American Capital Agency Corp. was organized on Jan. 7, 2008, and commenced operations on May 20, 2008 following the completion of its IPO. American Capital Agency has a market cap of $8.77 billion; its shares were traded at around $22.59 with a P/E ratio of 8.80 and P/S ratio of 7.15. The dividend yield of American Capital Agency Corp. stocks is 21.25%.

On July 29, American Capital Agency Corp. reported comprehensive loss for the second quarter of 2013 of $(936) million, or $(2.37) per common share, and net book value of $25.51 per common share. Economic return for the period, defined as dividends on common shares plus the change in net book value per common share, was a loss of $(2.37) per common share, (8.2)% for the quarter, or (32.9)% on an annualized basis.

Last week, President and CIO Gary D Kain bought 25,000 shares of AGNC stock. CEO Malon Wilkus bought 15,500 shares in February. Director Morris A. Davis sold 500 shares this month. Senior VP Christopher Kuehl sold 6,231 shares in April.

For the complete list of stocks that bought by their company executives, go to: Insider Buys.