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

127.30 -9.25 (-6.77%)
Delayed Quote Updated: 1:49 PM EDT, Oct 16, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 412,012
Open 136.16
Bid (Size) 127.12 (100)
Ask (Size) 127.85 (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 20.8% below 52-week high
127.30
73.0852W Low 160.8152W High
1 Week 16.4% 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 $127.30, 20.8% below its 52-week high. Over the past week it ranged between $135.62 and $152.19.

Past 12 Months
-11.4%
-11.2%
-3.6%
+22.7%
+46.0%
+63.9%
1W -$16.43
1M -$16.10
3M -$4.72
6M +$23.57
YTD +$40.12
1Y +$49.62

PTGX was +63.9% over the past year, +22.7% over six months, +46.0% year to date, -11.4% in the last week.

12 Months vs Market
PTGX
+63.9%
DIA
+12.3%
SPY
+15.0%
QQQ
+18.4%
IWM
+8.2%

Over the past 12 months PTGX returned +63.9% versus DIA (Dow) +12.3%, SPY (S&P 500) +15.0%, QQQ (Nasdaq 100) +18.4% and IWM (Russell 2000) +8.2%.

Volume & Liquidity 0.65× 3-mo avg
Today 412,012 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 412,012 shares against a 3-month average daily volume of 630.1K.

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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 127.30
When was Protagonist Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagonist Therapeutics, Inc. - Common Stock was at 10/16/26 01:49 PM ET
What is the market capitalization of Protagonist Therapeutics, Inc. - Common Stock?
The market capitalization of Protagonist Therapeutics, Inc. - Common Stock is 7.97B
How many shares of Protagonist Therapeutics, Inc. - Common Stock are outstanding?
Protagonist Therapeutics, Inc. - Common Stock has 8B shares outstanding.
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