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

138.24 +1.96 (+1.44%)
Delayed Quote Updated: 10:51 AM EDT, Oct 15, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 96,635
Open 136.72
Bid (Size) 138.02 (200)
Ask (Size) 138.46 (100)
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 14.0% below 52-week high
138.24
73.0852W Low 160.8152W High
1 Week 9.2% 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 $138.24, 14.0% below its 52-week high. Over the past week it ranged between $135.62 and $152.19.

Past 12 Months
-1.2%
-6.5%
+2.1%
+31.1%
+58.6%
+79.7%
1W -$1.67
1M -$9.54
3M +$2.78
6M +$32.80
YTD +$51.06
1Y +$61.30

PTGX was +79.7% over the past year, +31.1% over six months, +58.6% year to date, -1.2% in the last week.

12 Months vs Market
PTGX
+79.7%
DIA
+12.2%
SPY
+16.1%
QQQ
+20.8%
IWM
+10.4%

Over the past 12 months PTGX returned +79.7% versus DIA (Dow) +12.2%, SPY (S&P 500) +16.1%, QQQ (Nasdaq 100) +20.8% and IWM (Russell 2000) +10.4%.

Volume & Liquidity 0.15× 3-mo avg
Today 96,635 3-mo avg 632.1K
1W
874.5K
1M
833.4K
3M
632.1K
6M
672.6K
YTD
721.4K
1Y
773.6K

PTGX most recently traded 96,635 shares against a 3-month average daily volume of 632.1K.

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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 138.24
When was Protagonist Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagonist Therapeutics, Inc. - Common Stock was at 10/15/26 10:51 AM ET
What is the market capitalization of Protagonist Therapeutics, Inc. - Common Stock?
The market capitalization of Protagonist Therapeutics, Inc. - Common Stock is 8.65B
How many shares of Protagonist Therapeutics, Inc. - Common Stock are outstanding?
Protagonist Therapeutics, Inc. - Common Stock has 9B shares outstanding.
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