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Insider Trading History of William Ernst Oberndorf Trust

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) by William Ernst Oberndorf Trust since 2006. The trader's CIK number is 1252472. At the time of the last reporting, William Ernst Oberndorf Trust was the 10% Owner of Appfolio Inc. (stock ticker symbol APPF). Also see all insider trading activities at Appfolio Inc.

Note that in the past WILLIAM ERNST OBERNDORF TRUST also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Cabot Corp (CBT) by William Ernst Oberndorf Trust

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2006	CBT	15,000	$559,800	0	$0	0	$0

Yearly summary of insider trading at Appfolio Inc (APPF) by William Ernst Oberndorf Trust

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2017	APPF	0	$0	40,000	$962,800	0	$0

Insider trading activities at 2 companies by William Ernst Oberndorf Trust:

1. Cabot Corp (CBT)

2. Appfolio Inc (APPF)

Table 1. Insider trading of Cabot Corp (CBT) by William Ernst Oberndorf Trust

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2006-02-15	CBT	Buy	15,000	37.32	559,800

Table 2. Insider trading of Appfolio Inc (APPF) by William Ernst Oberndorf Trust

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2017-03-22	APPF	Sale	40,000	24.07	962,800

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by William Ernst Oberndorf Trust (10% Owner of Appfolio Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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