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Buy Day today: Good (62) Broad market participation · no major macro event
PTGX

Protagonist Therapeutics Inc

Healthcare · Biotechnology

143.70$ +0.6% vs. previous close Closing price · As of: Sep 17, 2026

Investor relations

Report Dates

Investor relations overview for Protagonist Therapeutics Inc (PTGX): report dates, earnings surprises, earnings call transcripts and the latest headlines. The next report is scheduled for 11/05/2026.

Next report 11/05/2026
Last report 08/05/2026
Earnings surprise by quarter (%)
Q3 23 · 17.1 % 23 Q4 23 · 1,566.7 % 23 Q1 24 · 103.8 % 24 Q2 24 · -22.0 % 24 Q3 24 · -1.9 % 24 Q4 24 · 692.0 % 24 Q1 25 · -272.7 % 25 Q2 25 · -5.8 % 25 Q3 25 · 3.1 % 25 Q4 25 · -102.8 % 25 Q1 26 · 107.7 % 26 Q2 26 · 8.5 % 26

EPS estimate beaten

Full history 20 of 41 quarters (49%)
Last 16 quarters 9 of 16 quarters (56%)

Earnings Call Transcripts

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No transcripts yet — they will show up here automatically after the next earnings call.

News on This Stock

  • 08/05/2026 Protagonist Therapeutics, Inc (PTGX): Results of Operations and Financial Condition; Regulation FD Disclosure; Financial Statements and Exhibits · sec.gov Open ↗

Automatically matched wire and portal stories; external links open the original source.

Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q) · Transcripts: transcript archive

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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