Protagonist Therapeutics, Inc. (PTGX)

NASDAQ: PTGX · Real-Time Price · USD

81.99

-2.76 (-3.26%)

At close: Jan 16, 2026, 4:00 PM EST

83.49

+1.50 (1.83%)

After-hours: Jan 16, 2026, 6:56 PM EST

PTGX Chart

Log in or create a free account to automatically save your chart settings. Log In Sign Up