C M BIDWELL & ASSOCIATES LTD - PENUMBRA INC ownership

PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 203 filers reported holding PENUMBRA INC in Q2 2018. The put-call ratio across all filers is 1.61 and the average weighting 0.1%.

Quarter-by-quarter ownership
C M BIDWELL & ASSOCIATES LTD ownership history of PENUMBRA INC
ValueSharesWeighting
Q2 2018$289,0002,0950.27%
Other shareholders
PENUMBRA INC shareholders Q2 2018
NameSharesValueWeighting ↓
RTW INVESTMENTS, LP 698,371$132,411,0003.05%
OAK HARBOR WEALTH PARTNERS, LLC 37,379$7,087,0002.78%
CARRET ASSET MANAGEMENT, LLC 88,500$16,780,0002.50%
PFM Health Sciences, LP 360,030$68,262,0002.47%
Rock Springs Capital Management LP 476,000$90,250,0002.33%
PFM Health Sciences, LP 207,500$39,342,0001.42%
Affinity Asset Advisors, LLC 25,000$4,740,0001.32%
Redmile Group, LLC 178,792$33,899,0001.32%
Atika Capital Management LLC 76,000$14,409,0001.22%
Champlain Investment Partners, LLC 804,075$152,453,0001.04%
View complete list of PENUMBRA INC shareholders