Penumbra Inc — Director's Dealing 2015

Sep 23, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Penumbra Inc (PEN)
CIK: 0001321732
Period of Report: 2015-09-23

Reporting Person: Bose Arani (Director, Chief Innovator)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-06-23	Common Stock	M	300000	$0.57	Acquired	800673	Direct
2015-06-23	Common Stock	F	68482	$14.46	Disposed	732191	Direct
2015-09-23	Common Stock	C	13471	—	Acquired	745662	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-06-23	Stock Option (right to buy)	$0.57	M	300000	Disposed	2016-03-31	Common Stock (300000)	Direct
2015-09-23	Series B Preferred Stock	$	C	13471	Disposed		Common Stock (13471)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	250000	Indirect
Common Stock	250000	Indirect

Footnotes

F1: These transactions occurred prior to the date on which the Reporting Person became subject to Section 16 and were reflected on the Reporting Person's Form 3.

F2: Payment of exercise price and tax liability by delivering or withholding shares in accordance with Rule 16b-3.

F3: The Series B Preferred Stock automatically converted into Common Stock on a 1:1 basis upon closing of the Issuer's initial public offering of Common Stock and had no expiration date.

F4: Shares are held by the Arani Bose 2009 Family Trust.

F5: Shares are held by the Shumita Bose 2009 Family Trust.

F6: All shares are fully vested.