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

138.43 -1.10 (-0.79%)
Delayed Quote Updated: 4:00 PM EDT, Oct 23, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 409,430
Open 136.89
Bid (Size) 135.00 (100)
Ask (Size) 140.09 (100)
Prev. Close 139.53
Today's Range 135.00 - 139.52
52wk Range 73.08 - 160.81
Shares Outstanding 62,577,897
Dividend Yield N/A

Performance

52-Week Range 13.9% below 52-week high
138.43
73.0852W Low 160.8152W High
1 Week 2.4% below 1-week high
128.011W Low 141.851W High

Protagonist Therapeutics, Inc. - Common Stock (PTGX) traded between $73.08 and $160.81 over the past 52 weeks and last traded at $138.43, 13.9% below its 52-week high. Over the past week it ranged between $128.01 and $141.85.

Past 12 Months
+3.0%
-0.2%
+1.7%
+38.4%
+58.8%
+87.1%
1W +$3.99
1M -$0.27
3M +$2.32
6M +$38.43
YTD +$51.25
1Y +$64.45

PTGX was +87.1% over the past year, +38.4% over six months, +58.8% year to date, +3.0% in the last week.

12 Months vs Market
PTGX
+87.1%
DIA
+11.6%
SPY
+13.1%
QQQ
+15.4%
IWM
+11.9%

Over the past 12 months PTGX returned +87.1% versus DIA (Dow) +11.6%, SPY (S&P 500) +13.1%, QQQ (Nasdaq 100) +15.4% and IWM (Russell 2000) +11.9%.

Volume & Liquidity 0.64× 3-mo avg
Today 409,430 3-mo avg 635.3K
1W
646.5K
1M
792.1K
3M
635.3K
6M
677.4K
YTD
720.3K
1Y
757.8K

PTGX most recently traded 409,430 shares against a 3-month average daily volume of 635.3K.

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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 138.43
When was Protagonist Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagonist Therapeutics, Inc. - Common Stock was at 10/23/26 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 8.66B
How many shares of Protagonist Therapeutics, Inc. - Common Stock are outstanding?
Protagonist Therapeutics, Inc. - Common Stock has 9B shares outstanding.
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