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

136.55 +0.27 (+0.20%)
Delayed Quote Updated: 4:00 PM EDT, Oct 15, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 707,741
Open 136.72
Bid (Size) 136.35 (1,000)
Ask (Size) 136.53 (700)
Prev. Close 136.28
Today's Range 136.03 - 139.11
52wk Range 73.08 - 160.81
Shares Outstanding 62,577,897
Dividend Yield N/A

Performance

52-Week Range 15.1% below 52-week high
136.55
73.0852W Low 160.8152W High
1 Week 10.3% below 1-week high
135.621W Low 152.191W High

Protagonist Therapeutics, Inc. - Common Stock (PTGX) traded between $73.08 and $160.81 over the past 52 weeks and last traded at $136.55, 15.1% below its 52-week high. Over the past week it ranged between $135.62 and $152.19.

Past 12 Months
-2.4%
-7.6%
+0.8%
+29.5%
+56.6%
+77.5%
1W -$3.36
1M -$11.23
3M +$1.09
6M +$31.11
YTD +$49.37
1Y +$59.61

PTGX was +77.5% over the past year, +29.5% over six months, +56.6% year to date, -2.4% in the last week.

12 Months vs Market
PTGX
+77.5%
DIA
+12.6%
SPY
+16.5%
QQQ
+21.7%
IWM
+11.0%

Over the past 12 months PTGX returned +77.5% versus DIA (Dow) +12.6%, SPY (S&P 500) +16.5%, QQQ (Nasdaq 100) +21.7% and IWM (Russell 2000) +11.0%.

Volume & Liquidity 1.12× 3-mo avg
Today 707,741 3-mo avg 633.2K
1W
846.7K
1M
828.2K
3M
633.2K
6M
672.9K
YTD
721.4K
1Y
773.3K

PTGX most recently traded 707,741 shares against a 3-month average daily volume of 633.2K.

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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 136.55
When was Protagonist Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagonist Therapeutics, Inc. - Common Stock was at 10/15/26 04:00 PM ET
What is the market capitalization of Protagonist Therapeutics, Inc. - Common Stock?
The market capitalization of Protagonist Therapeutics, Inc. - Common Stock is 8.55B
How many shares of Protagonist Therapeutics, Inc. - Common Stock are outstanding?
Protagonist Therapeutics, Inc. - Common Stock has 9B shares outstanding.
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