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

129.87 -6.69 (-4.90%)
Delayed Quote Updated: 3:22 PM EDT, Oct 16, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 534,273
Open 136.16
Bid (Size) 129.64 (200)
Ask (Size) 130.09 (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 19.2% below 52-week high
129.87
73.0852W Low 160.8152W High
1 Week 14.7% 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 $129.87, 19.2% below its 52-week high. Over the past week it ranged between $135.62 and $152.19.

Past 12 Months
-9.6%
-9.4%
-1.6%
+25.2%
+49.0%
+67.2%
1W -$13.86
1M -$13.53
3M -$2.16
6M +$26.14
YTD +$42.69
1Y +$52.19

PTGX was +67.2% over the past year, +25.2% over six months, +49.0% year to date, -9.6% in the last week.

12 Months vs Market
PTGX
+67.2%
DIA
+12.0%
SPY
+14.6%
QQQ
+17.9%
IWM
+8.1%

Over the past 12 months PTGX returned +67.2% versus DIA (Dow) +12.0%, SPY (S&P 500) +14.6%, QQQ (Nasdaq 100) +17.9% and IWM (Russell 2000) +8.1%.

Volume & Liquidity 0.85× 3-mo avg
Today 534,273 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 534,273 shares against a 3-month average daily volume of 630.1K.

More News

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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 129.87
When was Protagonist Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagonist Therapeutics, Inc. - Common Stock was at 10/16/26 03:22 PM ET
What is the market capitalization of Protagonist Therapeutics, Inc. - Common Stock?
The market capitalization of Protagonist Therapeutics, Inc. - Common Stock is 8.13B
How many shares of Protagonist Therapeutics, Inc. - Common Stock are outstanding?
Protagonist Therapeutics, Inc. - Common Stock has 8B shares outstanding.
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