ENGINE NO. 1 LLC - PENUMBRA INC ownership

PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 317 filers reported holding PENUMBRA INC in Q3 2023. The put-call ratio across all filers is 0.53 and the average weighting 0.1%.

Quarter-by-quarter ownership
ENGINE NO. 1 LLC ownership history of PENUMBRA INC
ValueSharesWeighting
Q1 2022$13,343,000
-20.8%
60,070
+2.4%
6.01%
+72.6%
Q4 2021$16,852,000
+7.8%
58,6530.0%3.48%
-13.3%
Q3 2021$15,631,000
+116.0%
58,653
+122.2%
4.02%
+101.9%
Q2 2021$7,235,000
+1.3%
26,4000.0%1.99%
-24.1%
Q1 2021$7,143,000
+54.6%
26,4000.0%2.62%
+31.7%
Q4 2020$4,620,00026,4001.99%
Other shareholders
PENUMBRA INC shareholders Q3 2023
NameSharesValueWeighting ↓
RTW INVESTMENTS, LP 673,371$162,895,1793.44%
Rock Springs Capital Management LP 503,750$121,862,1633.26%
OAK HARBOR WEALTH PARTNERS, LLC 34,357$8,311,3022.94%
CARRET ASSET MANAGEMENT, LLC 79,000$19,110,8902.66%
PFM Health Sciences, LP 192,406$46,544,9352.19%
Redmile Group, LLC 155,076$37,514,4351.78%
F/M Investments LLC 8,461$2,046,8011.53%
NEXT CENTURY GROWTH INVESTORS LLC 52,513$12,703,4191.38%
Atika Capital Management LLC 37,500$9,071,6251.19%
Prosight Management, LP 13,500$3,265,7851.04%
View complete list of PENUMBRA INC shareholders