ARROWSTREET CAPITAL, LIMITED PARTNERSHIP - PENUMBRA INC ownership

PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 202 filers reported holding PENUMBRA INC in Q3 2018. The put-call ratio across all filers is 0.74 and the average weighting 0.1%.

Quarter-by-quarter ownership
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP ownership history of PENUMBRA INC
ValueSharesWeighting
Q2 2018$1,796,00013,0000.00%
Other shareholders
PENUMBRA INC shareholders Q3 2018
NameSharesValueWeighting ↓
Redmile Group, LLC 1,562,587$51,010,0003.86%
Asymmetry Capital Management, L.P. 9,980$400,0000.89%
Rock Springs Capital Management LP 195,000$7,820,0000.64%
PURA VIDA INVESTMENTS, LLC 25,800$1,035,0000.59%
Lisanti Capital Growth, LLC 15,250$612,0000.55%
Partner Investment Management, L.P. 8,986$360,0000.54%
Novo Holdings A/S 104,944$4,208,0000.44%
PFM Health Sciences, LP 381,270$15,289,0000.43%
Geduld E E 7,500$301,0000.28%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 100,000$4,010,0000.16%
View complete list of PENUMBRA INC shareholders