NYSE · PRLB

Proto Labs, Inc.

Industrials · Manufacturing - Metal Fabrication

$68.89

Down-$8.75 (-11.27%)

Updated Nov 1, 2026, 11:50 AM

SID Score

4.0/10

Composite research score

Smart Money

—

Institutional and insider signal

Price performance · PRLB

PRLB price history

1M range · 20 trading sessions · Daily adjusted prices

Prices through Oct 30, 2026

Daily close

View OHLC price history

PRLB OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 30, 2026	$75.55	$77.63	$66.665	$68.89	571K
Oct 29, 2026	$86.06	$88.382	$75.81	$77.64	624.03K
Oct 28, 2026	$90.26	$91.4799	$88.91	$90.91	203.47K
Oct 27, 2026	$87.65	$90.97	$87.015	$89.41	175.01K
Oct 26, 2026	$86.83	$88.215	$86.205	$86.41	157.17K
Oct 23, 2026	$84.86	$87.08	$84.00	$85.61	181K
Oct 22, 2026	$87.73	$87.73	$83.22	$84.36	179.78K
Oct 21, 2026	$88.75	$90.81	$87.91	$89.69	175.06K
Oct 20, 2026	$86.47	$88.94	$85.1971	$87.73	201.32K
Oct 19, 2026	$86.75	$87.70	$85.55	$87.40	139.45K
Oct 16, 2026	$87.17	$88.14	$84.30	$85.65	205.1K
Oct 15, 2026	$87.80	$88.23	$84.00	$87.41	281.15K
Oct 14, 2026	$90.28	$92.29	$87.91	$88.97	183.98K
Oct 13, 2026	$91.28	$91.89	$89.50	$91.82	117.3K
Oct 12, 2026	$93.49	$93.965	$91.25	$91.60	127.88K
Oct 9, 2026	$92.66	$94.6162	$92.00	$93.84	140.33K
Oct 8, 2026	$92.29	$93.21	$91.00	$92.21	144.05K
Oct 7, 2026	$96.25	$96.6957	$91.41	$93.27	232.7K
Oct 6, 2026	$99.65	$99.96	$96.39	$97.28	289.74K
Oct 5, 2026	$98.04	$99.37	$96.2894	$98.68	258.67K