The table below summarizes the most recent PBYI insider buying information, with links below the price to see the CAGR achieved by each insider on their purchases. As the saying goes on Wall St., there are many possible reasons to sell a stock, but only one reason to buy. Watch the importance of insider buying video for more information about why PBYI insider buys are important for investors to follow.

Date	Insider	Price	Amount
11-8-2013 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$38.92 CAGR »	$877,607.08 22,549 shares
11-5-2013 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$39.60 CAGR »	$11,115,720.00 280,700 shares
10-9-2013 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$40.44 CAGR »	$5,697,561.00 140,900 shares
12-18-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$19.00 CAGR »	$561,521.80 29,560 shares
12-12-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$19.00 CAGR »	$577,550.08 30,400 shares
12-11-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$18.98 CAGR »	$2,658,550.16 140,040 shares
10-24-2012 Insider Buy	Thomas Malley Director	$16.00 CAGR »	$160,000.00 10,000 shares
10-18-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$16.00 CAGR »	$9,760,000.00 610,000 shares
7-25-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$12.48 CAGR »	$5,809,800.00 465,400 shares
7-16-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$11.21 CAGR »	$1,715,130.00 153,000 shares
7-3-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$11.05 CAGR »	$1,971,107.92 178,424 shares
6-11-2012 Insider Buy	Thomas Malley Director	$12.50 CAGR »	$125,400.00 10,032 shares
6-8-2012 Insider Buy	Thomas Malley Director	$12.50 CAGR »	$124,600.00 9,968 shares
5-3-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$13.25 CAGR »	$178,875.00 13,500 shares
4-30-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$13.70 CAGR »	$1,673,535.00 122,195 shares
4-24-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$14.00 CAGR »	$1,400,000.00 100,000 shares
4-25-2012 Insider Buy	ADAGE CAPITAL PARTNERS GP LLC >10% Owner	$13.97 CAGR »	$2,794,000.00 200,000 shares

Also See: Institutional Holders of PBYI
Also See: SEC filings

Below we present the annualized performance delivered by PBYI stock since 11-8-2013 (the date of the most recent insider purchase). The performance of the investment from the time PBYI insider buying occurred is the ultimate test of whether insiders were right about PBYI being a good buy.

Growth of $10,000.00 Without Dividends Reinvested
Start date:	11/11/2013
End date:	05/06/2024
Start price/share:	$36.85
End price/share:	$4.62
Dividends collected/share:	$0.00
Total return:	-87.46%
Average Annual Total Return:	-17.96%
Starting investment:	$10,000.00
Ending investment:	$1,254.09
Years:	10.49

PBYI Insider Buying

This Holdings Channel page has presented insider buying activity, covering Directors, officers (such as CEO, CFO, COO, etc.), and >10% owners (who are required to file form 4's with the SEC). Important institutional owners may not fall under these categories, but instead file their holdings quarterly on the latest form 13F filings. While recent PBYI insider buying activity is included, there may also be stock sales over this same period (Also See: SEC filings for sales and other details).

Also See: Funds Holding PBYI

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PBYI Insider Buying

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