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

141.35 +3.36 (+2.44%)
Delayed Quote Updated: 10:45 AM EDT, Oct 21, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 63,042
Open 139.71
Bid (Size) 141.07 (200)
Ask (Size) 141.64 (100)
Prev. Close 137.99
Today's Range 138.27 - 141.85
52wk Range 73.08 - 160.81
Shares Outstanding 62,577,897
Dividend Yield N/A

Performance

52-Week Range 12.1% below 52-week high
141.35
73.0852W Low 160.8152W High
1 Week
126.391W Low 141.131W High

Protagonist Therapeutics, Inc. - Common Stock (PTGX) traded between $73.08 and $160.81 over the past 52 weeks and last traded at $141.35, 12.1% below its 52-week high. Over the past week it ranged between $126.39 and $141.13.

Past 12 Months
+3.7%
-2.5%
+2.2%
+33.5%
+62.1%
+84.2%
1W +$5.07
1M -$3.62
3M +$3.04
6M +$35.46
YTD +$54.17
1Y +$64.63

PTGX was +84.2% over the past year, +33.5% over six months, +62.1% year to date, +3.7% in the last week.

12 Months vs Market
PTGX
+84.2%
DIA
+12.3%
SPY
+14.8%
QQQ
+18.2%
IWM
+11.6%

Over the past 12 months PTGX returned +84.2% versus DIA (Dow) +12.3%, SPY (S&P 500) +14.8%, QQQ (Nasdaq 100) +18.2% and IWM (Russell 2000) +11.6%.

Volume & Liquidity 0.10× 3-mo avg
Today 63,042 3-mo avg 636.8K
1W
740.5K
1M
820.2K
3M
636.8K
6M
674.9K
YTD
722.1K
1Y
761.0K

PTGX most recently traded 63,042 shares against a 3-month average daily volume of 636.8K.

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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 141.35
When was Protagonist Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagonist Therapeutics, Inc. - Common Stock was at 10/21/26 10:45 AM ET
What is the market capitalization of Protagonist Therapeutics, Inc. - Common Stock?
The market capitalization of Protagonist Therapeutics, Inc. - Common Stock is 8.85B
How many shares of Protagonist Therapeutics, Inc. - Common Stock are outstanding?
Protagonist Therapeutics, Inc. - Common Stock has 9B shares outstanding.
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