Magnite, Inc.
MGNIFigures shown here come from public SEC filings. Dates beside each section show the available history.
How Magnite, Inc. Makes Money
Follow each dollar of revenue through to what shareholders keep.
From revenue to net income
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Financial Summary
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SEC filings supply these figures; updates after the dates shown are not included. This page includes 14 annual periods. The latest annual period ends Dec 31, 2025. The latest insider filing shown is dated Jun 18, 2026. The latest institutional report shown is dated Mar 31, 2026; other ownership filings may exist.
Ownership
Who holds the shares, as reported in SEC ownership filings.
Reported 13F positions
Each row shows what a filer reported for one date, not a current position. The link opens that filing.
| Filer | Report date | Shares | Value | Filing |
|---|---|---|---|---|
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 2026-03-31 | 616,084 | $7.32M | SEC filing |
| Homestead Advisers Corp | 2026-03-31 | 43,900 | $522K | SEC filing |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 2026-03-31 | 323,018 | $3.84M | SEC filing |
| ROTHSCHILD INVESTMENT LLC | 2026-03-31 | 282 | $3.35K | SEC filing |
| HUNTINGTON NATIONAL BANK | 2026-03-31 | 2,254 | $26.8K | SEC filing |
| FMR LLC | 2026-03-31 | 4,507,419 | $53.5M | SEC filing |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 2026-03-31 | 64,707 | $769K | SEC filing |
| Keating Financial Advisory Services, Inc. | 2026-03-31 | 20 | $238 | SEC filing |
| JFS WEALTH ADVISORS, LLC | 2026-03-31 | 23 | $274 | SEC filing |
| Vanguard Personalized Indexing Management, LLC | 2026-03-31 | 10,311 | $122K | SEC filing |
| Bayforest Capital Ltd | 2026-03-31 | 13,225 | $157K | SEC filing |
| NISA INVESTMENT ADVISORS, LLC | 2026-03-31 | 4,578 | $54.4K | SEC filing |
| GEODE CAPITAL MANAGEMENT, LLC | 2026-03-31 | 3,553,790 | $42.2M | SEC filing |
| Blue Grotto Capital, LLC | 2026-03-31 | 1,328,782 | $15.8M | SEC filing |
| TWIN PEAKS WEALTH ADVISORS, LLC | 2026-03-31 | 29 | $345 | SEC filing |
| OBERWEIS ASSET MANAGEMENT INC/ | 2026-03-31 | 647,600 | $7.69M | SEC filing |
| JANE STREET GROUP, LLC | 2026-03-31 | 1,668,160 | $19.8M | SEC filing |
| Virtu Financial LLC | 2026-03-31 | 20,044 | Not shown | SEC filing |
| Arax Advisory Partners | 2026-03-31 | 172 | $2.04K | SEC filing |
| Invesco Ltd. | 2026-03-31 | 261,370 | $3.11M | SEC filing |
- Each value is checked against Magnite, Inc.'s share prices from within about three months of its report date (insiders' Form 4 trades and the latest close).
- Value not shown for 1 row: the filed value is about 1,000 times too small for the share count at Magnite, Inc.'s share price.
120 filers have only one report here.
Unusually large insider trades
Each trade is compared with the other insider trades of the same kind in the same security among Magnite, Inc.'s recent filings on file. Size alone is context, not a prediction or evidence of improper trading.
- 2026-06-16 · BARRETT MICHAEL G.: Larger than 94 of the 99 other insider sales of Common Stock on file. SEC filing
- 2026-06-15 · BARRETT MICHAEL G.: Larger than 98 of the 99 other insider sales of Common Stock on file. SEC filing
- 2025-07-15 · BARRETT MICHAEL G.: Larger than 93 of the 99 other insider sales of Common Stock on file. SEC filing
- 2025-07-03 · Soroca Adam Lee: Larger than 90 of the 99 other insider sales of Common Stock on file. SEC filing
- 2025-06-24 · BARRETT MICHAEL G.: Larger than all 99 other insider sales of Common Stock on file. SEC filing
- 2025-06-24 · Soroca Adam Lee: Larger than 91 of the 99 other insider sales of Common Stock on file. SEC filing
- 2025-06-18 · Rossman James: Larger than 95 of the 99 other insider sales of Common Stock on file. SEC filing
- 2025-06-16 · BARRETT MICHAEL G.: Larger than 92 of the 99 other insider sales of Common Stock on file. SEC filing
- 2025-02-07 · Rossman James: Larger than 97 of the 99 other insider sales of Common Stock on file. SEC filing
- 2024-12-04 · BARRETT MICHAEL G.: Larger than 96 of the 99 other insider sales of Common Stock on file. SEC filing
Purchases & sales (open market or private)
| Security | Code | Price | Filing | |||
|---|---|---|---|---|---|---|
| 2026-06-17 | Buonasera David · CHIEF TECHNOLOGY OFFICER | Common Stock | S — Open market or private sale | −1,409 | 19.00 | SEC filing |
| 2026-06-17 | Buckley Sean Patrick · See Remarks | Common Stock | S — Open market or private sale | −19,233 | 19.00 | SEC filing |
| 2026-06-16 | BARRETT MICHAEL G. · CEO | Common Stock | S — Open market or private sale | −100,000 | 17.50 | SEC filing |
| 2026-06-16 | Knopper Douglas S · Director | Common Stock | S — Open market or private sale | −37,337 | 18.10 | SEC filing |
| 2026-06-16 | Buonasera David · CHIEF TECHNOLOGY OFFICER | Common Stock | S — Open market or private sale | −11,233 | 18.00 | SEC filing |
| 2026-06-15 | Buonasera David · CHIEF TECHNOLOGY OFFICER | Common Stock | S — Open market or private sale | −1,057 | 17.00 | SEC filing |
| 2026-06-15 | BARRETT MICHAEL G. · CEO | Common Stock | S — Open market or private sale | −178,596 | 16.59 | SEC filing |
| 2026-06-10 | PEARSON DAVID T. · Director | Common Stock | S — Open market or private sale | −10,766 | 15.65 | SEC filing |
Showing 8 of 10 rows
Grants, exercises, tax & gifts
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2026-06-16 | BARRETT MICHAEL G. · CEO | Common Stock | M — Exercise or conversion of derivative security | +100,000 | SEC filing |
| 2026-06-16 | BARRETT MICHAEL G. · CEO | Employee Stock Option (Right to Buy) | M — Exercise or conversion of derivative security | −100,000 | SEC filing |
| 2026-06-15 | BARRETT MICHAEL G. · CEO | Common Stock | M — Exercise or conversion of derivative security | +178,596 | SEC filing |
| 2026-06-15 | BARRETT MICHAEL G. · CEO | Employee Stock Option (Right to Buy) | M — Exercise or conversion of derivative security | −178,596 | SEC filing |
| 2026-06-08 | Spillane Robert F · Director | Common Stock | A — Grant, award, or other acquisition | +13,798 | SEC filing |
| 2026-06-08 | Yu Diane · Director | Common Stock | A — Grant, award, or other acquisition | +13,798 | SEC filing |
| 2026-06-08 | Lam Rachel · Director | Common Stock | A — Grant, award, or other acquisition | +13,798 | SEC filing |
| 2026-06-08 | Knopper Douglas S · Director | Common Stock | A — Grant, award, or other acquisition | +13,798 | SEC filing |
Showing 8 of 31 rows
These tables describe filed transactions, not current holdings. Prices are shown as filed; a currency is added only when the filing's data names one. Amended and possible duplicate rows are left out of size comparisons and transaction groups.