Protagonist Therapeutics, Inc (NASDAQ: PTGX) Stock Information | RedChip
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Protagonist Therapeutics, Inc (NASDAQ: PTGX)
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$131.45
+0.0300 ( +0.02% ) 0.2K

Protagonist Therapeutics Inc is a clinical-stage biopharmaceutical company having a proprietary technology platform that enables the discovery and development of novel constrained peptide-based drug candidates to address medical needs. Its pipeline products include Rusfertide (PTG-300) and JNJ-2113.

Market Data


Open $131.45
Previous Close $131.42
Volume 0.2K
Market Cap $8.45B
Day Range $128.25 - $134.97
52 Week Range $50.49 - $141.10
Shares Outstanding 64.31M
Change % +0.02%
Net Change ▲ 0.0300
Insider Ownership -0.02%
Exchange NASDAQ
SectorMiscellaneous
IndustryNone
IPO Year2016
CountryUnited States
UnderwriterIPO Intelligence Only

Insider Ownership Transactions

Total Amount Purchased: -8,000.00

Date Type Amount Purchased Purchaser
2024-07-26 Sale -8000.00 Waddill William D.

SEC Filings


Form Type Description Pages Date
4 Insider transactions 1 Jul 18, 2025

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