PENUMBRA INC

Ticker: PEN CUSIP: 70975L107 Class: EQTY

COUNTRY TRUST BANK's Holding History (CIK: 0001209324)

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

Q4 2018

Shares 62 Value ($000) $8 Avg Close $133.93 Range $110.84 - $160.50

Q3 2018

Shares 62 Value ($000) $9 Avg Close $140.07 Range $118.60 - $158.70

Q2 2018

Shares 62 Value ($000) $9 Avg Close $142.36 Range $111.15 - $167.35

Q1 2018

Shares 62 Value ($000) $7 Avg Close $103.27 Range $82.55 - $127.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	62	$8	$133.93	$110.84 - $160.50
Q3 2018	62	$9	$140.07	$118.60 - $158.70
Q2 2018	62	$9	$142.36	$111.15 - $167.35
Q1 2018	62	$7	$103.27	$82.55 - $127.40