PEN
Penumbra Inc.Stock · Health Care$326.94+$0.36 (+0.11%)as of market close, Aug 13, 2026
☾ After hours:$326.75+0.00%3:59 PM ET
PEN weekly returns
Penumbra Inc. has averaged 0.54% per week, positive in 53% of weeks. Week-by-week returns for Penumbra Inc. (PEN) below, through August 13, 2026 — the table lists the most recent weeks; the bar chart plots the last 2 years.
Average week
+0.5%
569 weeks
Best week
+34.3%
Nov 13, 2015
Worst week
-21.0%
Mar 20, 2020
Positive weeks
53%
of all weeks
Penumbra Inc. weekly returns#
| Week ending | Path | Total return |
|---|---|---|
| Aug 13, 2026 | +0.7% | |
| Aug 7, 2026 | +1.1% | |
| Jul 31, 2026 | +0.8% | |
| Jul 24, 2026 | +0.1% | |
| Jul 17, 2026 | +0.1% | |
| Jul 10, 2026 | -0.1% | |
| Jul 2, 2026 | +0.6% | |
| Jun 26, 2026 | -0.2% | |
| Jun 18, 2026 | -0.5% | |
| Jun 12, 2026 | -0.6% | |
| Jun 5, 2026 | +0.7% | |
| May 29, 2026 | -3.2% |
Weekly total return (since Aug 23, 2024)
-15%-10%-5%+0%+5%+10%+15%
20252026
Methodology#
Weekly returns are total returns (dividends reinvested), computed from PEN's split- and dividend-adjusted weekly (ISO week) closes. The table shows the most recent 260 weeks and the bar chart the most recent 104. See the year-by-year returns for the annual view. Past performance does not predict future returns; not investment advice.
See also: S&P 500 · Nasdaq-100 · Dow Jones · Russell 2000 · US Bond Market · Gold · Silver · Bitcoin · Ethereum
FAQ#
- What is Penumbra Inc.'s average weekly return?
- Penumbra Inc. (PEN) has averaged about 0.54% per week, positive in roughly 53% of weeks. The best week was Nov 13, 2015 (+34.3%) and the worst was Mar 20, 2020 (-21.0%).