PENUMBRA INC

Ticker: PEN CUSIP: 70975L107 Class: EQTY

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q4 2025
Shares 2,686 Value ($000) $835 Avg Close $276.19 Range $221.26 - $321.38
Q3 2025
Shares 1,726 Value ($000) $437 Avg Close $252.23 Range $225.48 - $288.91
Q2 2025
Shares 24,591 Value ($000) $6,311 Avg Close $272.19 Range $246.45 - $308.99
Q1 2025
Shares 15,245 Value ($000) $4,077 Avg Close $270.50 Range $222.59 - $310.00
Q3 2023
Shares 4,718 Value ($000) $1,141 Avg Close $277.67 Range $239.87 - $344.04
Q2 2023
Shares 21,130 Value ($000) $7,270 Avg Close $307.06 Range $266.55 - $348.67
Q1 2023
Shares 25,230 Value ($000) $7,031 Avg Close $255.26 Range $218.55 - $283.42
Q4 2022
Shares 25,230 Value ($000) $5,613 Avg Close $195.51 Range $144.76 - $233.26
Q1 2020
Shares 25,792 Value ($000) $4,161 Avg Close $168.48 Range $121.80 - $194.93
Q2 2018
Shares 25,890 Value ($000) $3,577 Avg Close $142.36 Range $111.15 - $167.35
Q3 2016
Shares 67,335 Value ($000) $5,117 Avg Close $69.00 Range $58.45 - $79.49