Magnite Inc (MGNI): Congress and insider trades
Who in Congress and inside the company traded MGNI, when each filing appeared, and what buying after each one would have earned against the S&P 500.
Key Facts
- Magnite Inc (MGNI) is a listed stock on NASDAQ.
- Insiders filed 0 open market buys worth $0 and 34 sells worth $24M, the latest filed 2026-09-11 (11 September 2026).
- Data as of 2026-09-29 (29 September 2026).
Insider trades in MGNI
as of 2026-09-11| Filed | Insider | Type | Shares | Price | Value | 90 day vs S&P |
|---|---|---|---|---|---|---|
| 11 Sep 2026 | Caine Paul | sell | 5,000 | $23.53 | $118K | n/a |
| 11 Sep 2026 | Saltz Aaron | sell | 40,000 | $23.41 | $936K | n/a |
| 11 Sep 2026 | Evans Katie Seitz | sell | 13,997 | $24.00 | $336K | n/a |
| 10 Sep 2026 | Evans Katie Seitz | sell | 32,285 | $23.63 | $763K | n/a |
| 10 Sep 2026 | Evans Katie Seitz | sell | 11,100 | $23.46 | $260K | n/a |
| 3 Sep 2026 | Buonasera David | sell | 1,043 | $25.00 | $26.1K | n/a |
| 3 Sep 2026 | Buonasera David | sell | 5,371 | $23.42 | $126K | n/a |
| 28 Aug 2026 | Harden Sarah Patricia | sell | 18,436 | $24.00 | $442K | n/a |
| 28 Aug 2026 | Harden Sarah Patricia | sell | 30,550 | $23.31 | $712K | n/a |
| 12 Aug 2026 | Gephart Brian | sell | 12,479 | $24.68 | $308K | n/a |
| 12 Aug 2026 | Caine Paul | sell | 5,000 | $24.35 | $122K | n/a |
| 12 Aug 2026 | Lam Rachel | sell | 10,000 | $24.16 | $242K | n/a |
| 7 Aug 2026 | Knopper Douglas S | sell | 37,337 | $22.72 | $848K | n/a |
| 7 Aug 2026 | Buonasera David | sell | 7,649 | $23.46 | $179K | n/a |
| 7 Aug 2026 | Evans Katie Seitz | sell | 20,000 | $24.00 | $480K | n/a |
| 7 Aug 2026 | BARRETT MICHAEL G. | sell | 293,968 | $22.72 | $6.7M | n/a |
| 7 Aug 2026 | Buckley Sean Patrick | sell | 67,179 | $24.49 | $1.6M | n/a |
| 17 Jul 2026 | BARRETT MICHAEL G. | sell | 38,596 | $20.35 | $785K | n/a |
| 14 Jul 2026 | Caine Paul | sell | 5,000 | $20.64 | $103K | n/a |
| 9 Jul 2026 | Buonasera David | sell | 1,224 | $21.00 | $25.7K | n/a |
| 9 Jul 2026 | Buckley Sean Patrick | sell | 19,233 | $21.03 | $404K | n/a |
| 2 Jul 2026 | Buonasera David | sell | 9,376 | $20.00 | $188K | n/a |
| 1 Jul 2026 | BARRETT MICHAEL G. | sell | 75,000 | $19.50 | $1.5M | n/a |
| 18 Jun 2026 | Buckley Sean Patrick | sell | 19,233 | $19.00 | $365K | n/a |
| 17 Jun 2026 | Buonasera David | sell | 1,057 | $17.00 | $18.0K | n/a |
| 17 Jun 2026 | BARRETT MICHAEL G. | sell | 100,000 | $17.50 | $1.8M | n/a |
| 17 Jun 2026 | Buonasera David | sell | 11,233 | $18.00 | $202K | n/a |
| 17 Jun 2026 | Buonasera David | sell | 1,409 | $19.00 | $26.8K | n/a |
| 17 Jun 2026 | Knopper Douglas S | sell | 37,337 | $18.10 | $676K | n/a |
| 17 Jun 2026 | BARRETT MICHAEL G. | sell | 178,596 | $16.59 | $3.0M | n/a |
| 10 Jun 2026 | Knopper Douglas S | sell | 10,766 | $15.73 | $169K | n/a |
| 10 Jun 2026 | PEARSON DAVID T. | sell | 10,766 | $15.65 | $168K | n/a |
| 3 Jun 2026 | Buonasera David | sell | 1,409 | $15.00 | $21.1K | n/a |
| 21 May 2026 | Spillane Robert F | sell | 10,000 | $13.33 | $133K | n/a |
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Related pages
Frequently asked questions
Who has bought MGNI?
0 Congress buys by 0 members and 0 insider buys are on file. The tables on this page list every one.
Did buying MGNI after a disclosure beat the market?
No disclosed buy of this stock has matured 90 days yet. A single stock is a small sample.
Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.
Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.