PEN
Penumbra, Inc.
Stock · Healthcare · Medical - Devices · US · $12.6B market cap
Held by ETFs$3M
Share of the company≈0.0%
Top-10 holding in2 ETFs
Built on PEN alone0 ETFs
Most per dollar · basket—
Biggest holderARB $3M
Every ETF built around PEN
Closest to the stock first, then outward.
Map · size = assets, color = YTDFundNameWhat it gives youPEN per $1,000YTDYieldFeeAssets
4Heaviest basketsPEN is the biggest slice; over $1B first2 funds hold it in their top 10
Where the ETF money in PEN sits
Other $3M
The ETF Tracker@TheETFTrackerTile size = dollars of PEN held · $3M across funds that list it in their top 10
The ETF TrackerWhere the ETF money in PEN sits@TheETFTracker · etftracker.io · Nov 2, 2026