Protagonist Therapeutics, Inc (PTGX) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Low Risk
Limited dilution potential
Last updated: May 05, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 6.37% (2 years)
Historical Dilution Factor: minimal recent dilution
Outstanding Shares
65M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

PTGX currently has 65.1M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 6.37% over the past 2 years.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 05, 2026

10-Q filing | 65.1M shares outstanding

65M 0
Nov 06, 2025

10-Q filing | 63.8M shares outstanding

64M 0
Aug 06, 2025

10-Q filing | 63.5M shares outstanding

64M 0
May 06, 2025

10-Q filing | 63.0M shares outstanding

63M 0
Feb 21, 2025

10-K filing | 61.6M shares outstanding

62M 0
Nov 07, 2024

10-Q filing | 61.8M shares outstanding

62M 0
Aug 06, 2024

10-Q filing | 61.3M shares outstanding

61M 0
May 07, 2024

10-Q filing | 60.9M shares outstanding

61M 0
Feb 27, 2024

10-K filing | 56.8M shares outstanding

57M 1.7M
Nov 02, 2023

10-Q filing | 59.2M shares outstanding

59M 0
Aug 03, 2023

10-Q filing | 56.8M shares outstanding

57M 1.7M
May 04, 2023

10-Q filing | 50.6M shares outstanding

51M 7.9M
Mar 15, 2023

10-K filing | 49.0M shares outstanding

49M 9.4M
Nov 08, 2022

10-Q filing | 49.1M shares outstanding

49M 9.3M
Aug 05, 2022

S-3 filing: The company is filing an S-3 to register an offering of common stock, preferred stock, debt securities, warrants and/or units up to an aggregate of $300,000,000. They are also offering shares of common stock having an aggregate offering price of up to $100,000,000 via an 'at the market offering' through Jefferies.

49M 9.8M
Aug 04, 2022

10-Q filing | 49.0M shares outstanding

49M 0
May 05, 2022

10-Q filing | 48.8M shares outstanding

49M 0
Feb 28, 2022

10-K filing | 47.8M shares outstanding

48M 0
Nov 03, 2021

10-Q filing | 47.7M shares outstanding

48M 0
Aug 04, 2021

10-Q filing | 47.5M shares outstanding

48M 0
May 04, 2021

10-Q filing | 43.9M shares outstanding

44M 0
Mar 10, 2021

10-K filing | 43.7M shares outstanding

44M 0
Nov 04, 2020

10-Q filing | 37.3M shares outstanding

37M 0
Aug 06, 2020

10-Q filing | 36.8M shares outstanding

37M 0
May 07, 2020

10-Q filing | 27.4M shares outstanding

27M 0
Mar 10, 2020

10-K filing | 27.3M shares outstanding

27M 0
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