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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
34
34
33
32
33
31
34
33
33
35
35
34
35
36
36
37
36
37
36
36
36
35
34
34
33
32
33
31
32
32
32
32
31
31
30
30
30
31
31
32
32
35
18
18
18
18
18
18
18
18
18
19
19
18
15
15
13
18
46
46
45
45
45
46
46
49
49
50
50
49
47
48
47
49
50
50
49
48
48
48
49
47
46
46
46
44
42
40
35
35
34
30
29
29
29
27
27
27
27
31
Data is provided for informational purposes only and does not constitute investment advice. Past performance is not indicative of future results.