Protagonist Therapeutics, Inc.

Protagonist Therapeutics, Inc.

PTGXยทNASDAQ

$95.41

+1.5%
HealthcareBiotechnology

Protagonist Therapeutics, Inc., a biopharmaceutical company, discovers and develops peptide-based therapeutic drugs to address hematology and blood disorders, and inflammatory and immunomodulatory diseases. It is developing rusfertide (PTG-300), an injectable hepcidin mimetic that is in Phase II clinical trials for the treatment of patients with polycythemia vera and hereditary hemochromatosis, as well as for the treatment of other blood disorders; PN-943, an oral, alpha-4-beta-7 integrin- specific antagonist peptide that is in Phase II clinical trials for treating inflammatory bowel disease (IBD); and PN-235, an orally delivered interleukin-23 receptor specific antagonist for the treatment of IBD and non-IBD indications. The company has a license and collaboration agreement with Janssen Biotech, Inc. Protagonist Therapeutics, Inc. was incorporated in 2006 and is headquartered in Newark, California.

At a Glance

Live Snapshot
Market Cap$6.14B
EPS-2.0500
P/E Ratio-46.54
Earnings Date07/30/2026
3Y-153.0%
5Y-180.0%
10Y-292.0%
3Y-154.0%
5Y-46.0%
10Y-17.0%
3Y+21.0%
5Y-91.0%
10Y-78.0%
PTGX

Protagonist Therapeutics, Inc. Cash Conversion Engine

PTGX ยท NASDAQ
Net Income0.00
Depreciation & Amortization0.00
Stock-Based Compensation45.97M
Change in Working Capital146.21M
Others-134.51M
Capital Expenditures-1.59M
Free Cash Flow56.08M

Cash Flow Quality Analysis

CapEx Intensity

2.8%

Asset-light business model. Low capital requirements leave more cash available for shareholders and growth investments.

FCF Growth Trend

-69.3%

Significant FCF decline raises concerns. Urgent review needed of operational performance and capital allocation.

Working Capital Impact

+$146.21M

Working capital inflow boosted cash flow. Efficient management of receivables, inventory, and payables contributing positively.

Cash Flow Quality Insight

Deteriorating cash generation: Both declining FCF and weak conversion rate signal fundamental challenges. Investigate margin pressure, rising costs, or working capital issues.

Protagonist Therapeutics, Inc. Cash Flow Statement

PTGX โ€ข NASDAQ

Protagonist Therapeutics, Inc. Cash Flow StatementDec 2025Dec 2024Dec 2023Dec 2022Dec 2021Dec 2020Dec 2019Dec 2018Dec 2017Dec 2016Dec 2015Dec 2014
OPERATING ACTIVITIES
0.0
275.2M
-79M
-127.4M
-125.6M
-66.2M
-77.2M
-38.9M
-37M
-37.2M
-14.9M
-11.1M
0.0
2.9M
3.3M
3.4M
2.8M
2.6M
2.5M
527K
406K
317K
247K
258K
0.0
0.0
0.0
0.0
0.0
1.4M
-775K
-658K
0.0
151K
-8K
0.0
46M
37.6M
29.3M
24.2M
16.4M
7.9M
8.4M
6.9M
4.2M
2.1M
99K
42K
-134.5M
-8.9M
-4.4M
-549K
1.8M
781K
-557K
206K
625K
4.7M
83K
1.8M
146.2M
-122.6M
-19.5M
-7.8M
-3.3M
-19M
26.1M
-18M
35.6M
-112K
52K
1.3M
57.7M
184.2M
-70.2M
-108.1M
-107.9M
-72.5M
-41.5M
-49.9M
3.9M
-30M
-14.4M
-7.7M
INVESTING ACTIVITIES
-1.6M
-1.4M
-609K
-795K
-1.1M
-471K
-967K
-486K
-666K
-379K
-399K
-299K
(0.0)
(0.0)
(0.0)
-91.5M
(14.8M)
(90.5M)
(52.7M)
(0.0)
(0.0)
(32K)
(0.0)
(0.0)
-546.6M
-621.7M
-191M
-214.9M
-286.6M
-280M
-166.9M
-71.1M
-39.5M
-73.2M
-7.9M
(0.0)
498.8M
323.6M
152.4M
307.1M
271.8M
189.5M
114.2M
73.8M
56M
14.2M
0.0
0.0
0.0
0.0
0.0
91.5M
-14.8M
-90.5M
-52.7M
2.7M
16.5M
32K
-7.9M
0.0
-49.3M
-299.5M
-39.3M
(91.5M)
-15.9M
-91M
-53.7M
(2.2M)
(15.8M)
-59.3M
-8.3M
-299K
FINANCING ACTIVITIES
23.3M
26.5M
132.1M
14.6M
123.8M
255.4M
34.5M
23.2M
64.5M
83.6M
0.0
0.0
0.0
0.0
0.0
0.0
0.0
-10.5M
9.8M
0.0
0.0
0.0
0.0
0.0
-479K
-600K
38.4M
4.3M
6.1M
2.8M
1.8M
934K
1M
151K
57K
3K
22.9M
25.9M
170.5M
18.8M
129.9M
247.6M
46M
24.1M
65.6M
106.3M
17.4M
9M
CASH FLOW SUMMARY
-62K
0.0
0.0
-90K
-126K
175K
-26K
-177K
146K
22K
-39K
-97K
31.1M
-89.5M
61M
2.1M
6.1M
84.4M
-49.2M
-23.8M
85.4M
17M
-5.3M
864K
97.2M
187M
126M
123.9M
117.8M
33.5M
82.7M
106.5M
21.1M
4.1M
9.3M
8.5M
128.4M
97.5M
187M
126M
123.9M
117.8M
33.5M
82.7M
106.5M
21.1M
4.1M
9.3M
56.1M
182.8M
-70.8M
-108.9M
-109M
-73M
-42.5M
-50.4M
3.2M
-30.4M
-14.8M
-8M

SEC Filings

PTGX - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
8-K

8-K 2026

N/A

May 05, 2026
May 05, 2026
2026
10-Q

10-Q 2026 Q1

Q1

May 05, 2026
March 31, 2026
2026
DEF 14A

DEF 14A 2026

N/A

April 28, 2026
June 17, 2026
2026
10-K

10-K 2025 FY

FY

February 25, 2026
December 31, 2025
2025
8-K

8-K 2026

N/A

February 25, 2026
February 25, 2026
2026
8-K

8-K 2026

N/A

January 12, 2026
January 12, 2026
2026
10-Q

10-Q 2025 Q3

Q3

November 06, 2025
September 30, 2025
2025
8-K

8-K 2025

N/A

November 06, 2025
November 06, 2025
2025
10-Q

10-Q 2025 Q2

Q2

August 06, 2025
June 30, 2025
2025
8-K

8-K 2025

N/A

August 06, 2025
August 06, 2025
2025
Showing 1 to 10 of 163 filings