PENUMBRA INC

Ticker: PEN CUSIP: 70975L107 Class: EQTY

Atom Investors LP's Holding History (CIK: 0001738902)

Note: Option positions (PUT/CALL) are excluded.

Q4 2023

Shares 2,548 Value ($000) $641 Avg Close $221.05 Range $180.93 - $262.77

Q2 2021

Shares 1,952 Value ($000) $535 Avg Close $272.91 Range $232.29 - $320.00

Q1 2021

Shares 9,653 Value ($000) $2,612 Avg Close $258.13 Range $171.56 - $314.22

Q1 2019

Shares 19,396 Value ($000) $2,851 Avg Close $142.94 Range $115.55 - $162.50

Q4 2018

Shares 19,770 Value ($000) $2,416 Avg Close $133.93 Range $110.84 - $160.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	2,548	$641	$221.05	$180.93 - $262.77
Q2 2021	1,952	$535	$272.91	$232.29 - $320.00
Q1 2021	9,653	$2,612	$258.13	$171.56 - $314.22
Q1 2019	19,396	$2,851	$142.94	$115.55 - $162.50
Q4 2018	19,770	$2,416	$133.93	$110.84 - $160.50