After-hours trading runs 4:00 PM – 8:00 PM ET.
📅 NPK is expected to report earnings around Oct 23, 2026 (estimated), with an estimated EPS of $1.97. NPK earnings details →
National Presto Industries (NPK) has no recorded after-hours trades for the latest session. Its regular-session close was $148.51. After-hours quotes appear here when the stock trades between 4:00 PM and 8:00 PM ET.
After-hours trading in NPK on the NYSE runs from 4:00 PM to 8:00 PM ET on trading days, immediately after the regular session closes. Not every broker offers the full window, and liquidity thins sharply after about 6:30 PM ET.
NPK is expected to report earnings around Oct 23, 2026 (estimated), with an estimated EPS of $1.97. Earnings are the most common cause of a large after-hours move, since most companies report after the close.