Largest Insiders' Trades of the Week

Warren Buffett buys Phillips again

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May 27, 2016
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The All-in-One Screener can be used to find insider buys and sells over the last week by clicking on the Insiders tab and changing the settings for All Insider Buying to “$1,000,000+” and duration to "May 2016” and “May 2016.”

According to the above filters, the following are recent buys and sells from company insiders in the past week.

On May 24, Orbimed Advisors LLC and Peter A. Thompson, directors of Adaptimmune Therapeutics PLCĂ‚ (ADAP), bought 3,424,800 shares in the company at the price of $10.42 per share. Since then, the price of the stock has dropped by 4.0% to $10.

The company has an insider ownership of 45.7%, and institutional ownership of 21.50%. It is a clinical-stage biopharmaceutical company. It is engaged in novel cancer immunotherapy products based on its T-cell receptor platform.

During the last 12 months, the price of the stock has dropped by 33% and is now trading with a P/B ratio of 3.06. The price is 52.39% below its 52-week high and 65.91% above its 52-week low.

On May 26, Perceptive Advisors LLC, 10% owner of Aldeyra Therapeutics Inc. (ALDX), bought 700,000 shares in the company at the price of $5 per share. Since then, the price of the stock has risen by 8.8% to $5.44.

The company has an insider ownership 0.74% and institutional ownership of 83.52%. Aldeyra Therapeutics is developing a treatment for diseases related to high levels of free aldehydes, naturally occurring pro-inflammatory toxins

During the last 12 months, the price of the stock has dropped by 27% and is now trading with a P/B ratio of 2.59. The price is 50.09% below its 52-week high and 60.47% above its 52-week low.

On May 23 and 26, Warren Buffett's Berkshire Hathaway Inc. (BRK.A, Financial)(BRK.B), 10% owner of Phillips 66 (PSX), bought 1,022,1777 shares at the price of $78.77 per share. Since then, the price of the stock has risen by 1.65% to $80.04.

The company has an insider ownership of 0.07% and institutional ownership of 75.21%. It is a downstream energy company. The company's segment includes Refining and Marketing (R&M), Midstream and Chemicals businesses.

During the last 12 months, the price of the stock has risen by 1% and now trading with a P/B ratio of 1.85. The price is 14.86% below its 52-week high and 14.82% above its 52-week low.

On May 25, JCP Investment Management LLC, 10% owner of US Geothermal Inc. (HTM), bought 256,555 shares in the company at the price of 77 cents per share. Since then, the price of the stock has risen by 1.3% to 78 cents.

The company has an insider ownership of 4.50% and an institutional ownership of 34.10%. It is a renewable energy company engaged in the development, production and sale of electricity from geothermal energy.

During the last 12 months, the price of the stock has risen by 56% and is now trading with a P/B ratio of 0.84. The price is 4.88% below its 52-week high and 62.50% above its 52-week low.

Most important sales of the week

On May 25, John Howard Burbank III, 10% owner of Quotient Technology Inc. (QUOT), sold 1,079,222 shares in the company at the price of $10.52 per share. Since then, the price of the stock has dropped by 1.5% to $10.36.

The company has an insider ownership of 5.05% and institutional ownership of 76.69%. It is a digital promotion and media platform that connects brands, retailers and consumers. It distributes digital coupons and media through digital printable coupons, digital paperless coupons, coupon codes and card-linked offers.

During the last 12 months, the price of the stock has dropped by 17% and is now trading with a P/B ratio of 3.42. The price is 21.25% below its 52-week high and 115% above its 52-week low.

On May 24, Novo A/S, 10% owner of Ophthotech Corp. (OPHT), sold 1,300,000 shares in the company at the price of $49 per share. Since then, the price of the stock has risen by 3.9% to $50.89.

The company has an institutional ownership of 93.60% and insider ownership of 0.77%. It is engaged in the development of novel therapeutics to treat diseases of the back of the eye, developing therapeutics for age-related macular degeneration.

During the last 12 months, the price of the stock has risen by 5% and is now trading with a P/B ratio of 53.96. The price is 36.56% below its 52-week high and 42.08% above its 52-week low.

On May 24, Warburg Pincus Private Equity, 10% owner of Builders FirstSource Inc. (BLDR), sold 13,263,266 shares in the company at the price of $10.40 per share. Since then, the price of the stock has risen by 11.9% to $11.64.

The company has an institutional ownership of 76.74% and insider ownership of 18.05%. It is a supplier and manufacturer of structural and related building products for residential new construction in the U.S.

During the last 12 months, the price of the stock has dropped by 6% and is now trading with a P/B ratio of 9.78. The price is 28.82% below its 52-week high and 82.77% above its 52-week low.

On May 24, Peter A. Feld, director and 10% owner of Insperity Inc. (NSP), sold 602,193 shares in the company at the price of $70.28 per share. Since then, the price of the stock has risen by 0.5% to $70.60.

The company has an institutional ownership of 90.03% and insider ownership of 3.47%. It provides human resources services and business solutions designed to help improve business performance.

During the last 12 months, the price of the stock has risen by 31% and is now trading with a P/B ratio of 26.56. The price is 4.22% below its 52-week high and 65.67% above its 52-week low.

On May 24, Madison Dearborn Partners LLC, 10% owner of VWR Corp. (VWR), 8,000,000 shares in the company at the price of $27.25 per share. Since then, the price of the stock has risen by 4.1% to $28.38.

The company has an institutional ownership of 38.67% and is a provider of laboratory products, services and solutions to the life science, general research and applied markets. It also provides value-added services such as custom manufacturing.

During the last 12 months, the price of the stock has risen by 3% and is now trading with a P/B ratio of 2.63. The price is 2.20% below its 52-week high and 31.96% above its 52-week low.

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