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

137.99 UNCHANGED
Delayed Quote Updated: 4:00 PM EDT, Oct 20, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 20
Open 137.99
Bid (Size) 135.50 (100)
Ask (Size) 140.00 (400)
Prev. Close 137.99
Today's Range 137.99 - 137.99
52wk Range 73.08 - 160.81
Shares Outstanding 62,577,897
Dividend Yield N/A

Performance

52-Week Range 14.2% below 52-week high
137.99
73.0852W Low 160.8152W High
1 Week 2.2% below 1-week high
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 $137.99, 14.2% below its 52-week high. Over the past week it ranged between $126.39 and $141.13.

Past 12 Months
+1.3%
-4.8%
-0.2%
+30.3%
+58.3%
+79.9%
1W +$1.71
1M -$6.99
3M -$0.32
6M +$32.10
YTD +$50.81
1Y +$61.27

PTGX was +79.9% over the past year, +30.3% over six months, +58.3% year to date, +1.3% in the last week.

12 Months vs Market
PTGX
+79.9%
DIA
+12.3%
SPY
+14.6%
QQQ
+17.3%
IWM
+11.1%

Over the past 12 months PTGX returned +79.9% versus DIA (Dow) +12.3%, SPY (S&P 500) +14.6%, QQQ (Nasdaq 100) +17.3% and IWM (Russell 2000) +11.1%.

Volume & Liquidity 0.00× 3-mo avg
Today 20 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 20 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 137.99
When was Protagonist Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagonist Therapeutics, Inc. - Common Stock was at 10/20/26 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 8.64B
How many shares of Protagonist Therapeutics, Inc. - Common Stock are outstanding?
Protagonist Therapeutics, Inc. - Common Stock has 9B shares outstanding.
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