MAGNITE, INC. (MGNI) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Low Risk
Limited dilution potential
Last updated: November 05, 2025

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 2.39% (2 years)
Historical Dilution Factor: minimal recent dilution
Outstanding Shares
140M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

MGNI currently has 143M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 2.39% over the past 2 years.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
Nov 05, 2025

10-Q filing | 143.0M shares outstanding

140M 0
Aug 06, 2025

10-Q filing | 141.7M shares outstanding

140M 0
May 07, 2025

10-Q filing | 141.9M shares outstanding

140M 0
Feb 26, 2025

10-K filing | 140.6M shares outstanding

140M 0
Nov 07, 2024

10-Q filing | 141.3M shares outstanding

140M 0
Aug 07, 2024

10-Q filing | 140.6M shares outstanding

140M 0
May 08, 2024

10-Q filing | 139.3M shares outstanding

140M 0
Feb 28, 2024

10-K filing | 136.6M shares outstanding

140M 0
Nov 08, 2023

10-Q filing | 137.4M shares outstanding

140M 0
Aug 09, 2023

10-Q filing | 136.2M shares outstanding

140M 0
May 10, 2023

10-Q filing | 134.7M shares outstanding

130M 0
Feb 22, 2023

10-K filing | 132.9M shares outstanding

130M 0
Nov 09, 2022

10-Q filing | 133.1M shares outstanding

130M 0
Aug 09, 2022

10-Q filing | 132.4M shares outstanding

130M 0
May 04, 2022

10-Q filing | 132.2M shares outstanding

130M 0
Feb 23, 2022

10-K filing | 136.3M shares outstanding

140M 0
Nov 03, 2021

10-Q filing | 131.5M shares outstanding

130M 0
Aug 05, 2021

10-Q filing | 126.0M shares outstanding

130M 2.9M
Jun 23, 2021

POS AM filing: Magnite terminated all offerings of its shares of Common Stock and removes from registration any and all of the securities of Magnite registered under the Registration Statement that remain unsold.

130M 0
May 10, 2021

10-Q filing | 128.9M shares outstanding

130M 0
Feb 25, 2021

10-K filing | 115.6M shares outstanding

120M 0
Feb 05, 2021

8-K filing: Magnite, Inc. entered into a Stock Purchase Agreement to purchase all outstanding shares of SpotX, Inc. for $560 million in cash and 14 million shares of Magnite's common stock.

110M 0
Nov 09, 2020

10-Q filing | 110.4M shares outstanding

110M 0
Aug 10, 2020

10-Q filing | 108.5M shares outstanding

110M 0
May 06, 2020

10-Q filing | 54.9M shares outstanding

55M 0
Feb 27, 2020

10-K filing | 49.7M shares outstanding

50M 0
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