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: Bose Arani (Director, Chief Innovator)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-10	Common Stock	M	6100	$1.26	Acquired	738291	Direct
2017-02-10	Common Stock	S	500	$71.03	Disposed	737791	Direct
2017-02-10	Common Stock	S	5600	$72.10	Disposed	732191	Direct
2017-02-13	Common Stock	M	1600	$1.26	Acquired	733791	Direct
2017-02-13	Common Stock	S	1000	$72.49	Disposed	732791	Direct
2017-02-13	Common Stock	S	400	$73.45	Disposed	732391	Direct
2017-02-13	Common Stock	S	200	$74.30	Disposed	732191	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	250000	Indirect
Common Stock	250000	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 $71.35. 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.

F3: This transaction was executed in multiple trades at prices ranging from $71.60 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 $73.35 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: Shares are held by the Arani Bose 2009 Family Trust.

F7: Shares are held by the Shumita Bose 2009 Family Trust.

F8: All shares are vested and exercisable.