Atom Investors LP - PENUMBRA INC ownership

PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 275 filers reported holding PENUMBRA INC in Q1 2021. The put-call ratio across all filers is 0.83 and the average weighting 0.1%.

Quarter-by-quarter ownership
Atom Investors LP ownership history of PENUMBRA INC
ValueSharesWeighting
Q2 2021$535,000
-79.5%
1,952
-79.8%
0.07%
-84.7%
Q1 2021$2,612,000
-8.4%
9,653
-50.2%
0.44%
+81.3%
Q1 2019$2,851,000
+18.0%
19,396
-1.9%
0.24%
+1.3%
Q4 2018$2,416,00019,7700.24%
Other shareholders
PENUMBRA INC shareholders Q1 2021
NameSharesValueWeighting ↓
CARRET ASSET MANAGEMENT, LLC 203,736$30,499,0004.70%
Asymmetry Capital Management, L.P. 13,187$1,974,0001.82%
PFM Health Sciences, LP 725,401$108,593,0001.59%
Timpani Capital Management LLC 34,459$5,159,0001.49%
Windsor Wealth Management, Inc. 13,500$2,021,0001.31%
Rock Springs Capital Management LP 235,200$35,209,0001.28%
Redwood Investments, LLC 91,422$13,686,0001.07%
Partner Investment Management, L.P. 9,253$1,385,0001.06%
Redmile Group, LLC 217,129$32,504,0001.00%
Stephens Investment Management Group LLC 275,582$41,255,0000.76%
View complete list of PENUMBRA INC shareholders