The table below summarizes the most recent ONCE 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 ONCE insider buys are important for investors to follow.

Date	Insider	Price	Amount
11-28-2017 Insider Buy	Elliot Sigal Director	$90.75 CAGR »	$2,631.75 29 shares
12-11-2017 Insider Buy	John Furey Chief Operating Officer	$73.48 CAGR »	$1,322.64 18 shares
10-7-2015 Insider Buy	Steven Altschuler Director	$49.11 CAGR »	$245,530.00 5,000 shares
2-4-2015 Insider Buy	Anand Mehra Director	$23.00 CAGR »	$5,175,000.00 225,000 shares
2-4-2015 Insider Buy	Elliot Sigal Director	$23.00 CAGR »	$115,000.00 5,000 shares
2-4-2015 Insider Buy	Stephen W. Webster Chief Financial Officer	$23.00 CAGR »	$57,500.00 2,500 shares
2-4-2015 Insider Buy	Coelho Rogerio Vivaldi Chief Commercial Officer	$23.00 CAGR »	$57,500.00 2,500 shares
2-4-2015 Insider Buy	Katherine A. High See Remarks	$23.00 CAGR »	$16,100.00 700 shares
2-4-2015 Insider Buy	Hospital of Philadelphia Foundation Children's >10% Owner	$23.00 CAGR »	$2,300,000.00 100,000 shares

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

Below we present the annualized performance delivered by ONCE stock since 11-28-2017 (the date of the most recent insider purchase). The performance of the investment from the time ONCE insider buying occurred is the ultimate test of whether insiders were right about ONCE being a good buy.

Growth of $10,000.00 Without Dividends Reinvested
Start date:	11/29/2017
End date:	12/17/2019
Start price/share:	$73.27
End price/share:	$113.57
Dividends collected/share:	$0.00
Total return:	55.00%
Average Annual Total Return:	23.85%
Starting investment:	$10,000.00
Ending investment:	$15,501.48
Years:	2.05

ONCE 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 ONCE 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 ONCE

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ONCE Insider Buying

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