PTGX

Protagonist Therapeutics, Inc

Healthcare · Biotechnology

$246.83 sample

+3.01 (+1.23%) 1D

Market cap

$260.8B

Price as of

2026-10-03

Latest filing

8-K · 2026-09-21

Alerts

8

Price$246.83 +5.61% 3M daily closessample

255.05227.84

2026-07-072026-07-292026-08-202026-09-102026-10-02

purchase / approvalsale / rejectionfiling / neutral

Latest events

Filings, trades, FDA; newest first

Sep 29INSInsider buy: Chief Financial Officer
Sep 21SEC10-Q filed
Sep 14INSInsider buy: General Counsel
Sep 07INSInsider sell: 10% owner
Sep 01INSInsider sell: Chief Financial Officer
Aug 27SECDEF 14A filed
Aug 21INSInsider sell: Chief Executive Officer
Aug 17INSInsider sell: Chief Financial Officer

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Company facts

SEC EDGAR registration

Name: Protagonist Therapeutics, Inc
Sector: Healthcare
Industry: Biotechnology
Smart-money score: -40sample, -100 to +100
Reporting currency: USD

Who is positioning in PTGX

sample

Insiders: 11 insider transactions over 90 days, net selling, $141.6M
Congress: 4 members traded over 90 days
Institutions · 13F: 44 funds hold $4.8B
Activists · 13D/G: No 13D/13G activist filings on record

How are the fundamentals trending?

sample, by period end

Revenue$12.2B +23.1% y/y

Q4 2024Q3 2026

Inventory$6.8B +10.6% y/y

Q4 2024Q3 2026

Accounts receivable$5.5B +20.1% y/y

Q4 2024Q3 2026

Total debt$13.9B +9.0% y/y

Q4 2024Q3 2026

Peers

sample

Sample peer A: $129.6B +9.0% 3M
Sample peer B: $193.1B +4.3% 3M
Sample peer C: $202.0B +0.4% 3M
Sample peer D: $244.7B +13.4% 3M
Sample peer E: $259.3B -1.4% 3M