IDEAYA Biosciences, Inc. (IDYA) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Medium Risk
Moderate dilution risk
Last updated: May 05, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 19.12% (2 years)
Historical Dilution Factor: moderate recent dilution
Outstanding Shares
89M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

IDYA currently has 88.7M outstanding shares. with minimal authorized share overhang for future dilution. The company has diluted shareholders by 19.12% over the past 2 years through share issuances.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 05, 2026

10-Q filing | 88.7M shares outstanding

89M 0
Nov 04, 2025

10-Q filing | 88.5M shares outstanding

89M 0
Aug 05, 2025

10-Q filing | 88.5M shares outstanding

88M 0
May 06, 2025

10-Q filing | 88.4M shares outstanding

88M 0
Feb 18, 2025

10-K filing | 81.7M shares outstanding

82M 0
Nov 04, 2024

10-Q filing | 86.2M shares outstanding

86M 0
Aug 06, 2024

10-Q filing | 78.0M shares outstanding

78M 0
May 07, 2024

10-Q filing | 75.1M shares outstanding

75M 0
Feb 20, 2024

10-K filing | 74.6M shares outstanding

75M 0
Jan 23, 2024

8-K filing: IDEAYA Biosciences, Inc. sold 3,119,866 shares of common stock for net proceeds of $126.9 million at a weighted average price of $41.50 per share under an at-the-market offering pursuant to the January 2024 Sales Agreement. ($126.9M proceeds)

60M 0
Jan 16, 2024

8-K filing: IDEAYA Biosciences, Inc. completed an at-the-market offering on January 12, 2024, selling 1,561,735 shares for net proceeds of $57.0 million at a weighted average price of $37.60 per share under the June 2023 Sales Agreement, and no further shares are available for sale under this agreement as of January 15, 2024. ($57.0M proceeds)

60M 0
Nov 07, 2023

10-Q filing | 60.0M shares outstanding

60M 0
Aug 10, 2023

10-Q filing | 56.3M shares outstanding

56M 0
Jun 09, 2023

8-K filing: The Company's Board of Directors approved the amendment of the Company's Non-Employee Director Compensation Program to increase the number of shares of the Company's common stock purchasable under the Initial Stock Option Grant and the Annual Stock Option Grant.

48M 0
May 09, 2023

10-Q filing | 48.4M shares outstanding

48M 0
Mar 07, 2023

10-K filing | 48.4M shares outstanding

48M 0
Nov 08, 2022

10-Q filing | 48.1M shares outstanding

48M 0
Aug 15, 2022

10-Q filing | 38.7M shares outstanding

39M 0
May 10, 2022

10-Q filing | 38.6M shares outstanding

39M 0
Mar 18, 2022

10-K filing | 38.6M shares outstanding

39M 0
Nov 15, 2021

10-Q filing | 38.5M shares outstanding

38M 0
Aug 10, 2021

10-Q filing | 38.4M shares outstanding

38M 0
May 10, 2021

10-Q filing | 32.9M shares outstanding

33M 0
Mar 23, 2021

S-3 filing: IDEAYA Biosciences, Inc. files an S-3 registration statement to offer and sell up to $400,000,000 in the aggregate of common stock, preferred stock, and debt securities from time to time in one or more offerings.

29M 0
Mar 23, 2021

10-K filing | 32.3M shares outstanding

32M 0
Nov 12, 2020

10-Q filing | 29.1M shares outstanding

29M 0
Aug 12, 2020

10-Q filing | 29.0M shares outstanding

29M 0
Jun 01, 2020

S-3 filing: IDEAYA Biosciences, Inc. may offer and sell up to $250,000,000 in the aggregate of common stock, preferred stock, and debt securities from time to time in one or more offerings.

20M 52K
May 12, 2020

10-Q filing | 20.4M shares outstanding

20M 0
Mar 24, 2020

10-K filing | 20.3M shares outstanding

20M 0
Weekly Research

Get Weekly Super Stonk Alerts

Never miss a squeeze opportunity. Get our weekly analysis of high short interest stocks, AI-discovered gems, and dilution warnings delivered to your inbox.

No spam Unsubscribe anytime