1. Company Directors - S
2. Sturiale Nicholas G

Insider Trading History of Sturiale Nicholas G

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) by Sturiale Nicholas G since 2012. The trader's CIK number is 1205951. At the time of the last reporting, Sturiale Nicholas G was the Officer of Alder Biopharmaceuticals Inc. (stock ticker symbol ALDR). Also see all insider trading activities at Alder Biopharmaceuticals Inc.

Note that in the past STURIALE NICHOLAS G also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Splunk Inc (SPLK) by Sturiale Nicholas G

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2014	SPLK	0	$0	35,815	$2,435,773	31,250	$30,935
2013	SPLK	0	$0	134,183	$7,263,926	76,562	$201,462
2012	SPLK	0	$0	21,961	$616,379	0	$0

Yearly summary of insider trading at Alder Biopharmaceuticals Inc (ALDR) by Sturiale Nicholas G

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2015	ALDR	0	$0	212,467	$8,548,179	0	$0

Insider trading activities at 2 companies by Sturiale Nicholas G:

1. Splunk Inc (SPLK)

2. Alder Biopharmaceuticals Inc (ALDR)

Table 1. Insider trading of Splunk Inc (SPLK) by Sturiale Nicholas G

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2014-06-13	SPLK	Sale	4,565	45.83	209,213
2014-05-05	SPLK	Option Ex	6,250	.99	6,187
2014-05-05	SPLK	Sale	6,250	53.47	334,187
2014-04-07	SPLK	Option Ex	6,250	.99	6,187
2014-04-07	SPLK	Sale	6,250	62.12	388,250
2014-03-05	SPLK	Sale	6,250	91.96	574,750
2014-03-05	SPLK	Option Ex	6,250	.99	6,187
2014-02-05	SPLK	Option Ex	6,250	.99	6,187
2014-02-05	SPLK	Sale	6,250	77.60	484,999
2014-01-06	SPLK	Option Ex	6,250	.99	6,187
2014-01-06	SPLK	Sale	6,250	71.10	444,374
2013-12-05	SPLK	Sale	6,250	69.26	432,875
2013-12-05	SPLK	Option Ex	6,250	.99	6,187
2013-11-05	SPLK	Option Ex	6,250	.99	6,187
2013-11-05	SPLK	Sale	6,250	63.00	393,750
2013-10-07	SPLK	Option Ex	6,250	.99	6,187
2013-10-07	SPLK	Sale	6,250	61.23	382,687
2013-09-19	SPLK	Option Ex	32,812	4.82	158,153
2013-09-19	SPLK	Sale	58,925	61.28	3,610,924
2013-09-05	SPLK	Option Ex	6,250	.99	6,187
2013-09-05	SPLK	Sale	6,250	55.26	345,375
2013-08-05	SPLK	Option Ex	6,250	.99	6,187
2013-08-05	SPLK	Sale	6,250	52.17	326,062
2013-07-05	SPLK	Option Ex	6,250	.99	6,187
2013-07-05	SPLK	Sale	6,250	48.58	303,625
2013-06-05	SPLK	Option Ex	6,250	.99	6,187
2013-06-05	SPLK	Sale	6,250	42.79	267,437
2013-03-27	SPLK	Sale	5,574	39.99	222,887
2013-03-22	SPLK	Sale	5,577	38.70	215,813
2013-03-05	SPLK	Sale	20,357	37.46	762,491
2012-12-04	SPLK	Sale	21,961	28.07	616,379

Table 2. Insider trading of Alder Biopharmaceuticals Inc (ALDR) by Sturiale Nicholas G

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2015-08-11	ALDR	Sale	115,358	40.40	4,660,809
2015-08-12	ALDR	Sale	97,109	40.03	3,887,370

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 Sturiale Nicholas G (Officer of Alder Biopharmaceuticals Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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