Protagonist Therapeutics Inc.

PTGX | NASDAQ

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$144.98

+$1.98 (+1.38%)

At close: Sep 21, 2026, 4:00 PM ET

$145.50

+$0.52 (+0.36%)

Pre-market: Sep 22, 2026, 8:15 AM ET

Overview Rating Statistics Financials Earnings Analysts Ownership Profile

Income Statement Balance Sheet Cashflow Statement Ratios

Annual Quarterly TTM

Fiscal Year Period Ending	FY 2025 Dec 30, 2025	FY 2024 Dec 30, 2024	FY 2023 Dec 30, 2023	FY 2022 Dec 30, 2022	FY 2021 Dec 30, 2021	FY 2020 Dec 30, 2020
Net Income	-130.15M	275.19M	-78.96M	-127.39M	-125.55M	-66.15M
Depreciation & Amortization	1.28M	2.9M	3.31M	3.37M	2.78M	2.56M
Stock-Based Compensation	45.97M	37.55M	29.29M	24.2M	16.4M	7.9M
Other Working Capital	-22.39M	31.55M	-6.65M	-9.81M	-1.92M	-19.33M
Other Non-Cash Items	-5.64M	-8.88M	-4.38M	-549K	1.83M	781K
Deferred Income Tax	n/a	n/a	n/a	n/a	n/a	1.44M
Change in Working Capital	146.21M	-122.61M	-19.51M	-7.77M	-3.31M	-19.02M
Operating Cash Flow	57.67M	184.15M	-70.24M	-108.14M	-107.87M	-72.48M
Capital Expenditures	-1.59M	-1.36M	-609K	-795K	-1.1M	-471K
Cash Acquisitions	n/a	n/a	n/a	-91.47M	14.76M	90.49M
Purchase of Investments	-546.59M	-621.7M	-191.05M	-214.87M	-286.59M	-280.03M
Sales Maturities Of Investments	498.84M	323.57M	152.4M	307.14M	271.83M	189.53M
Other Investing Acitivies	n/a	n/a	n/a	91.47M	-14.76M	-90.49M
Investing Cash Flow	-49.33M	-299.48M	-39.26M	91.47M	-15.86M	-90.97M
Debt Repayment	n/a	n/a	n/a	n/a	n/a	-10.52M
Common Stock Repurchased	n/a	n/a	n/a	n/a	n/a	n/a
Dividend Paid	n/a	n/a	n/a	n/a	n/a	n/a
Other Financial Acitivies	-479K	-600K	38.38M	4.29M	6.09M	2.79M
Financial Cash Flow	22.86M	25.85M	170.48M	18.84M	129.92M	247.63M
Net Cash Flow	31.14M	-89.48M	60.98M	2.08M	6.07M	84.35M
Free Cash Flow	56.08M	182.8M	-70.85M	-108.93M	-108.97M	-72.96M
Adj. Free Cash Flow	10.11M	145.24M	-100.14M	-133.13M	-125.36M	-80.85M
Maintenance CapEx	-1.59M	n/a	n/a	-795K	-1.1M	n/a
Growth CapEx	n/a	-1.36M	-609K	n/a	n/a	-471K
Owner Earnings	56.08M	184.15M	-70.24M	-108.93M	-108.97M	-72.48M