Skip to main content

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

126.80 -9.75 (-7.14%)
Delayed Quote Updated: 1:53 PM EDT, Oct 16, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 416,594
Open 136.16
Bid (Size) 126.80 (200)
Ask (Size) 127.27 (200)
Prev. Close 136.55
Today's Range 126.39 - 136.56
52wk Range 73.08 - 160.81
Shares Outstanding 62,577,897
Dividend Yield N/A

Performance

52-Week Range 21.1% below 52-week high
126.80
73.0852W Low 160.8152W High
1 Week 16.7% 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 $126.80, 21.1% below its 52-week high. Over the past week it ranged between $135.62 and $152.19.

Past 12 Months
-11.8%
-11.6%
-4.0%
+22.2%
+45.4%
+63.2%
1W -$16.93
1M -$16.60
3M -$5.22
6M +$23.07
YTD +$39.62
1Y +$49.12

PTGX was +63.2% over the past year, +22.2% over six months, +45.4% year to date, -11.8% in the last week.

12 Months vs Market
PTGX
+63.2%
DIA
+12.2%
SPY
+14.9%
QQQ
+18.3%
IWM
+8.1%

Over the past 12 months PTGX returned +63.2% versus DIA (Dow) +12.2%, SPY (S&P 500) +14.9%, QQQ (Nasdaq 100) +18.3% and IWM (Russell 2000) +8.1%.

Volume & Liquidity 0.66× 3-mo avg
Today 416,594 3-mo avg 630.1K
1W
816.1K
1M
837.8K
3M
630.1K
6M
672.1K
YTD
721.4K
1Y
768.9K

PTGX most recently traded 416,594 shares against a 3-month average daily volume of 630.1K.

More News

Read More

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 126.80
When was Protagonist Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagonist Therapeutics, Inc. - Common Stock was at 10/16/26 01:53 PM ET
What is the market capitalization of Protagonist Therapeutics, Inc. - Common Stock?
The market capitalization of Protagonist Therapeutics, Inc. - Common Stock is 7.93B
How many shares of Protagonist Therapeutics, Inc. - Common Stock are outstanding?
Protagonist Therapeutics, Inc. - Common Stock has 8B shares outstanding.
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the Privacy Policy and Terms Of Service.