Week of September 21, 2026
| Date Requested | Closing Price | Volume | Split Adjustment Factor | Open Price | Day High | Day Low |
|---|---|---|---|---|---|---|
| September 21, 2026 | $181.03 | 409,678 | 1:1 | $175.63 | $181.77 | $173.90 |
| September 22, 2026 | $183.32 | 727,230 | 1:1 | $183.86 | $186.55 | $177.65 |
| September 23, 2026 | $184.79 | 523,681 | 1:1 | $184.19 | $186.64 | $180.23 |
| September 24, 2026 | $182.94 | 391,952 | 1:1 | $185.42 | $190.00 | $182.69 |
Year End Stock Prices
NOTE: The Closing Price, Day's High, Day's Low, and Day's Volume have been adjusted to account for any stock splits and/or dividends which may have occurred for this security since the date shown. The Split Adjustment Factor is a cumulative factor which encapsulates all splits since the date shown. The closing price is not necessarily indicative of future price performance.
Minimum 15 minutes delayed. Source: LSEG
The historical stock information provided is for informational purposes only and is not intended for trading purposes. The historical stock information is provided by Mergent, a third party service, and Qualys, Inc. does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.