Filing Details

Accession Number:
0001415889-25-018286
Form Type:
4
Zero Holdings:
No
Publication Time:
2025-06-26 17:21:23
Reporting Period:
2025-06-24
Filing Date:
2025-06-26
Accepted Time:
2025-06-26 17:21:23
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1595974 Magnite Inc. MGNI () 4
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1523288 David Day C/O Magnite, Inc.
1250 Broadway, 15Th Floor
New York NY 10001
Chief Financial Officer No No No No
Transaction Summary
Sold: 71,000 shares Avg. Price: $20.46 Total Value: $1,452,450.00
Number of Shares After Transactions: 443,528 shares
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2025-06-24 35,000 $5.28 478,528 No 4 M Direct
Common Stock Disposition 2025-06-24 35,000 $19.95 443,528 No 4 S Direct
Common Stock Acquisiton 2025-06-26 36,000 $5.28 479,528 No 4 M Direct
Common Stock Disposition 2025-06-26 36,000 $20.95 443,528 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M Direct
No 4 S Direct
No 4 M Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Common Stock Employee Stock Option (Right to Buy) Disposition 2025-06-24 35,000 $0.00 35,000 $5.28
Common Stock Employee Stock Option (Right to Buy) Disposition 2025-06-26 36,000 $0.00 36,000 $5.28
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
80,784 2030-04-01 No 4 M Direct
44,784 2030-04-01 No 4 M Direct
Footnotes
  1. The reported transactions were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2025.
  2. 25% of the stock options vested on April 1, 2021 and the remaining options shares vested in 36 equal installments each calendar month thereafter.
  3. Granted as compensation for services.