Protagonist Therapeutics, Inc. - Common Stock (NQ:PTGX)

136.07 +1.63 (+1.21%)
Delayed Quote Updated: 9:45 AM EDT, Oct 20, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 33,004
Open 135.87
Bid (Size) 135.46 (100)
Ask (Size) 136.68 (200)
Prev. Close 134.44
Today's Range 134.32 - 136.07
52wk Range 73.08 - 160.81
Shares Outstanding 62,577,897
Dividend Yield N/A

Performance

52-Week Range 15.4% below 52-week high
136.07
73.0852W Low 160.8152W High
1 Week 6.8% below 1-week high
126.391W Low 146.001W High

Protagonist Therapeutics, Inc. - Common Stock (PTGX) traded between $73.08 and $160.81 over the past 52 weeks and last traded at $136.07, 15.4% below its 52-week high. Over the past week it ranged between $126.39 and $146.00.

Past 12 Months
-1.7%
-6.1%
+1.3%
+29.0%
+56.1%
+77.4%
1W -$2.42
1M -$8.91
3M +$1.80
6M +$30.60
YTD +$48.89
1Y +$59.35

PTGX was +77.4% over the past year, +29.0% over six months, +56.1% year to date, -1.7% in the last week.

12 Months vs Market
PTGX
+77.4%
DIA
+11.6%
SPY
+13.9%
QQQ
+16.2%
IWM
+9.9%

Over the past 12 months PTGX returned +77.4% versus DIA (Dow) +11.6%, SPY (S&P 500) +13.9%, QQQ (Nasdaq 100) +16.2% and IWM (Russell 2000) +9.9%.

Volume & Liquidity 0.05× 3-mo avg
Today 33,004 3-mo avg 636.6K
1W
791.9K
1M
822.3K
3M
636.6K
6M
673.1K
YTD
721.9K
1Y
760.9K

PTGX most recently traded 33,004 shares against a 3-month average daily volume of 636.6K.

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Frequently Asked Questions

Is Protagonist Therapeutics, Inc. - Common Stock publicly traded?
Yes, Protagonist Therapeutics, Inc. - Common Stock is publicly traded.
What exchange does Protagonist Therapeutics, Inc. - Common Stock trade on?
Protagonist Therapeutics, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Protagonist Therapeutics, Inc. - Common Stock?
The ticker symbol for Protagonist Therapeutics, Inc. - Common Stock is PTGX on the Nasdaq Stock Market
What is the current price of Protagonist Therapeutics, Inc. - Common Stock?
The current price of Protagonist Therapeutics, Inc. - Common Stock is 136.07
When was Protagonist Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagonist Therapeutics, Inc. - Common Stock was at 10/20/26 09:45 AM ET
What is the market capitalization of Protagonist Therapeutics, Inc. - Common Stock?
The market capitalization of Protagonist Therapeutics, Inc. - Common Stock is 8.51B
How many shares of Protagonist Therapeutics, Inc. - Common Stock are outstanding?
Protagonist Therapeutics, Inc. - Common Stock has 9B shares outstanding.
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