MAGNITE, INC. (MGNI) is a publicly traded company in the Unknown sector. Across all available filings, 23 corporate insiders have executed 454 transactions totaling $80.0M, demonstrating a bearish sentiment with -$79.8M in net insider flow. The most recent transaction on Dec 17, 2025 involved a sale of 16,656 shares valued at $283.2K.
No significant insider buying has been recorded for MGNI in the recent period.
No significant insider selling has been recorded for MGNI in the recent period.
Based on recent SEC filings, insider sentiment for MGNI is bearish with an Insider Alignment Score of 0/100 and a net flow of -$79.8M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at MAGNITE, INC. (MGNI) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 23 insiders are actively trading MGNI stock, having executed 454 transactions in the past 90 days. The most active insider is Michael G. Barrett (Executive), who has made 43 transactions totaling $23.6M.
Get notified when executives and directors at MGNI file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Dec 17, 2025 | Lee Soroca Adam | Executive | Sale | 16,656 | $17.00 | $283.2K | |
| Dec 17, 2025 | Lee Soroca Adam | Executive | Option Exercise | 16,656 | $4.92 | $81.9K | |
| Nov 24, 2025 | Patrick Buckley Sean | Executive | Sale | 2,213 | $14.50 | $32.1K | |
| Nov 21, 2025 | F. Spillane Robert | Executive | Sale | 12,500 | $14.22 | $177.8K | |
| Nov 18, 2025 | Lee Soroca Adam | Executive | Sale | 10,857 | $13.23 | $143.6K | |
| Nov 18, 2025 | Patrick Buckley Sean | Executive | Sale | 4,426 | $13.36 | $59.1K | |
| Nov 15, 2025 | Day David | Executive | Payment | 13,197 | $14.15 | $186.7K | |
| Nov 15, 2025 | G. Barrett Michael | Executive | Payment | 12,198 | $14.15 | $172.6K | |
| Nov 15, 2025 | Saltz Aaron | Executive | Payment | 5,695 | $14.15 | $80.6K | |
| Nov 15, 2025 | Gephart Brian | Executive | Payment | 3,549 | $14.15 | $50.2K | |
| Nov 15, 2025 | Buonasera David | Executive | Payment | 7,129 | $14.15 | $100.9K | |
| Nov 15, 2025 | Seitz Evans Katie | Executive | Payment | 10,354 | $14.15 | $146.5K | |
| Nov 15, 2025 | Lee Soroca Adam | Executive | Payment | 9,422 | $14.15 | $133.3K | |
| Nov 15, 2025 | Patrick Buckley Sean | Executive | Payment | 11,642 | $14.15 | $164.7K | |
| Oct 24, 2025 | Caine Paul | Executive | Sale | 5,000 | $20.00 | $100.0K |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 223 | $79.9M | 82.9% |
Payment(F) | 93 | $12.3M | 12.7% |
Exercise(M) | 50 | $4.1M | 4.3% |
Purchase(P) | 3 | $94.9K | 0.1% |
Gift(G) | 2 | $0 | 0.0% |
Award(A) | 83 | $0 | 0.0% |
Insider selling pressure at MAGNITE, INC. has increased, with 23 insiders executing 454 transactions across all time. Total sales of $79.9M significantly outpace purchases of $94.9K, resulting in a net outflow of $79.8M. This selling activity appears largely discretionary, which may warrant closer attention from investors.