Penumbra Inc — Director's Dealing 2017

Feb 14, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Penumbra Inc (PEN)
CIK: 0001321732
Period of Report: 2017-02-10

Reporting Person: Elsesser Adam (Director, Chairman, CEO and President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-10	Common Stock	M	6100	$1.26	Acquired	1241938	Direct
2017-02-10	Common Stock	S	400	$71	Disposed	1241538	Direct
2017-02-10	Common Stock	S	5700	$72.09	Disposed	1235838	Direct
2017-02-13	Common Stock	M	1600	$1.26	Acquired	1237438	Direct
2017-02-13	Common Stock	S	1000	$72.50	Disposed	1236438	Direct
2017-02-13	Common Stock	S	400	$73.44	Disposed	1236038	Direct
2017-02-13	Common Stock	S	200	$74.33	Disposed	1235838	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-02-10	Stock Option (right to buy)	$1.26	M	6100	Disposed	2017-09-30	Common Stock (6100.0)	Direct
2017-02-13	Stock Option (right to buy)	$1.26	M	1600	Disposed	2017-09-30	Common Stock (1600.0)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	14144	Indirect

Footnotes

F1: The sales were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan.

F2: This transaction was executed in multiple trades at prices ranging from $70.40 to $71.30. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F3: This transaction was executed in multiple trades at prices ranging from $71.40 to $72.35. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F4: This transaction was executed in multiple trades at prices ranging from $72.05 to $72.95. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F5: This transaction was executed in multiple trades at prices ranging from $73.30 to $73.50. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F6: This transaction was executed in multiple trades at prices ranging from $74.30 to $74.35. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F7: Shares are held by the Siegel/Elsesser Revocable Trust.

F8: All shares are vested and exercisable.