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Protagonist Therapeutics (PTGX) Stock Chart & Stock Price History

Protagonist Therapeutics logo
$94.24 +1.01 (+1.08%)
As of 03:13 PM Eastern
This is a fair market value price provided by Massive. Learn more.
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Protagonist Therapeutics Stock Price Performance

The Protagonist Therapeutics (PTGX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 84.56%, with a year-to-date return of 7.89%.

As of the latest close, Protagonist Therapeutics traded at $93.19 with a market cap of $6.10 billion and volume of 723,533 shares. Five years ago, the stock traded at $34.85, representing a 170.40% increase over that period. At the time, it had a market cap of $1.53 billion and a volume of 191,163 shares.

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5 Day
Performance
-5.35%
3 Month
Performance
+3.21%
Year-To-Date
Performance
+7.89%
1 Year
Performance
+84.56%
5 Year
Performance
+170.40%

PTGX Stock Chart for Wednesday, June, 3, 2026

PTGX Chart by TradingView

Protagonist Therapeutics Stock Price History

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DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
06/02/2026$94.92$93.19
-1.82%		$97.71$92.75723,533 shs$6.10 billion
06/01/2026$99.56$94.92
-4.66%		$98.50$93.50816,649 shs$6.10 billion
05/29/2026$100.41$99.56
-0.85%		$102.40$98.84597,774 shs$6.40 billion
05/28/2026$102.21$100.41
-1.76%		$103.71$99.43551,472 shs$6.46 billion
05/27/2026$99.98$102.21
+2.23%		$102.49$98.94404,783 shs$6.57 billion
05/26/2026$99.19$99.98
+0.80%		$100.80$97.93360,749 shs$6.43 billion
05/25/2026$99.19$99.19$102.42$98.89393,875 shs$6.38 billion
05/22/2026$102.01$99.19
-2.76%		$102.42$98.89393,875 shs$6.38 billion
05/21/2026$100.88$102.01
+1.12%		$103.43$98.60402,919 shs$6.56 billion
05/20/2026$98.37$100.88
+2.55%		$101.90$98.37371,675 shs$6.49 billion
05/19/2026$100.74$98.37
-2.35%		$100.26$96.69492,707 shs$6.33 billion
05/18/2026$102.18$100.74
-1.41%		$104.16$100.58447,230 shs$6.48 billion
05/15/2026$105.55$102.18
-3.19%		$104.39$101.72560,751 shs$6.57 billion
05/14/2026$103.88$105.55
+1.61%		$105.72$101.62426,528 shs$6.79 billion
05/13/2026$99.95$103.88
+3.93%		$104.20$98.22518,199 shs$6.68 billion
05/12/2026$103.50$99.95
-3.43%		$103.66$98.36645,707 shs$6.43 billion
05/11/2026$99.36$103.50
+4.17%		$105.33$99.94572,030 shs$6.66 billion
05/08/2026$98.85$99.36
+0.52%		$100.15$97.00504,964 shs$6.36 billion
05/07/2026$103.97$98.85
-4.92%		$104.68$98.53836,856 shs$6.36 billion
05/06/2026$99.21$103.97
+4.80%		$105.03$98.95989,856 shs$6.69 billion
05/05/2026N/A$99.21$101.37$97.45392,055 shs$6.38 billion
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This page (NASDAQ:PTGX) was last updated on 6/3/2026 by MarketBeat.com Staff.
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