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 74.03 - 160.81
Shares Outstanding 62,577,897
Dividend Yield N/A

Performance

52-Week Range 13.9% below 52-week high
138.43
74.0352W 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 $74.03 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%
-2.4%
+2.1%
+40.5%
+58.8%
+84.0%
1W +$3.99
1M -$3.43
3M +$2.87
6M +$39.92
YTD +$51.25
1Y +$63.18

PTGX was +84.0% over the past year, +40.5% over six months, +58.8% year to date, +3.0% in the last week.

12 Months vs Market
PTGX
+84.0%
DIA
+9.7%
SPY
+10.9%
QQQ
+12.1%
IWM
+10.2%

Over the past 12 months PTGX returned +84.0% versus DIA (Dow) +9.7%, SPY (S&P 500) +10.9%, QQQ (Nasdaq 100) +12.1% and IWM (Russell 2000) +10.2%.

Volume & Liquidity 0.64× 3-mo avg
Today 409,430 3-mo avg 640.6K
1W
646.5K
1M
796.0K
3M
640.6K
6M
676.6K
YTD
720.3K
1Y
758.2K

PTGX most recently traded 409,430 shares against a 3-month average daily volume of 640.6K.

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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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