PTGX logo

PTGX Stock Price

Latest$138.43
PTGX Close Price · excl. div ($11.57 → $138.43 · CAGR +27.5%)
High-resolution chart · PNG

PTGX stock price history

Daily history. Dates identify market observations.

Protagonist Therapeutics Inc Stock Price — Daily history
DateStock Price
11
13
13
14
12
9
8
8
7
7
8
8
8
7
7
6
7
7
7
6
7
9
10
8
8
9
9
9
10
9
8
9
10
10
9
10
7
7
8
7
7
7
7
7
7
7
7
6
7
9
9
9
9
9
9
20
20
23
21
17
18
18
22
19
19
20
20
21
20
19
18
19
20
17
17
15
15
16
16
19
18
17
16
15
17
14
12
11
12
13
13
14
13
11
12
11
11
11
8
11
Data is provided for informational purposes only and does not constitute investment advice. Past performance is not indicative of future results.