MAGNITE, INC. insider trading
MGNI$24.73-0.71 (-2.79%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+22.9%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- DDDavid Day0.3157%
- KSKatie Seitz Evans0.308%
- MGMichael G. Barrett0.2738%
- ALAdam Lee Soroca0.2708%
- SPSean Patrick Buckley0.2043%
- DBDavid Buonasera0.1709%
- RLRachel Lam0.1608%
- ASAaron Saltz0.1565%
- BGBrian Gephart0.1164%
- PCPaul Caine0.0958%
AI Activity Analysis
PremiumComing soon
Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| MGNI | Paul Caine | Open market sell$199K | -5.2% | $26.50 | $199K | Sep 17, 2026 | Sep 18, 2026 |
| MGNI | Douglas S. Knopper | Open market sell$981K | -42.2% | $26.28 | $981K | Sep 17, 2026 | Sep 18, 2026 |
| MGNI | David Buonasera | Open market sell$28K | -0.5% | $24.00 | $28K | Sep 14, 2026 | Sep 16, 2026 |
| MGNI | Katie Seitz Evans | Open market sell$336K | -3.1% | $24.00 | $336K | Sep 11, 2026 | Sep 11, 2026 |
| MGNI | Aaron Saltz | Open market sell$936K | -15.1% | $23.41 | $936K | Sep 10, 2026 | Sep 11, 2026 |
| MGNI | Paul Caine | Open market sell$118K | -3.3% | $23.53 | $118K | Sep 10, 2026 | Sep 11, 2026 |
| MGNI | Katie Seitz Evans | Open market sell$260K | -2.4% | $23.46 | $260K | Sep 9, 2026 | Sep 10, 2026 |
| MGNI | David Buonasera | Open market sell$26.1K | -0.4% | $25.00 | $26.1K | Sep 2, 2026 | Sep 3, 2026 |
| MGNI | David Buonasera | Open market sell$126K | -2.1% | $23.42 | $126K | Sep 1, 2026 | Sep 3, 2026 |
| MGNI | Sarah Patricia Harden | Open market sell$442K | -13.8% | $24.00 | $442K | Aug 28, 2026 | Aug 28, 2026 |
| MGNI | Sarah Patricia Harden | Open market sell$712K | -18.7% | $23.31 | $712K | Aug 26, 2026 | Aug 28, 2026 |
| MGNI | Sean Patrick Buckley | Open market sell$69K | -0.9% | $25.00 | $69K | Aug 18, 2026 | Aug 18, 2026 |
| MGNI | Sean Patrick Buckley | Open market sell$201K | -2.7% | $24.31 | $201K | Aug 17, 2026 | Aug 18, 2026 |
| MGNI | Paul Caine | Open market sell$188K | -4.8% | $25.00 | $188K | Aug 14, 2026 | Aug 18, 2026 |
| MGNI | Brian Gephart | Open market sell$308K | -10.5% | $24.68 | $308K | Aug 10, 2026 | Aug 12, 2026 |
| MGNI | Rachel Lam | Open market sell$242K | -4.2% | $24.16 | $242K | Aug 10, 2026 | Aug 12, 2026 |
| MGNI | Paul Caine | Open market sell$122K | -3.1% | $24.35 | $122K | Aug 10, 2026 | Aug 12, 2026 |
| MGNI | David Buonasera | Open market sell$21.8K | -0.3% | $25.00 | $21.8K | Aug 6, 2026 | Aug 7, 2026 |
| MGNI | David Buonasera | Open market sell$62.4K | -1.0% | $24.00 | $62.4K | Aug 6, 2026 | Aug 7, 2026 |
| MGNI | David Buonasera | Open market sell$95.3K | -1.6% | $22.81 | $95.3K | Aug 6, 2026 | Aug 7, 2026 |
| MGNI | Douglas S. Knopper | Open market sell$848K | -29.7% | $22.72 | $848K | Aug 6, 2026 | Aug 7, 2026 |
| MGNI | Paul Caine | Open market sell$103K | -3.0% | $20.64 | $103K | Jul 10, 2026 | Jul 14, 2026 |
| MGNI | David Buonasera | Open market sell$25.7K | -0.5% | $21.00 | $25.7K | Jul 7, 2026 | Jul 9, 2026 |
| MGNI | Sean Patrick Buckley | Open market sell$404K | -5.2% | $21.03 | $404K | Jul 7, 2026 | Jul 9, 2026 |
| MGNI | David Buonasera | Open market sell$188K | -3.4% | $20.00 | $188K | Jul 1, 2026 | Jul 2, 2026 |
| MGNI | Sean Patrick Buckley | Open market sell$365K | -4.9% | $19.00 | $365K | Jun 17, 2026 | Jun 18, 2026 |
| MGNI | David Buonasera | Open market sell$26.8K | -0.5% | $19.00 | $26.8K | Jun 17, 2026 | Jun 17, 2026 |
| MGNI | Douglas S. Knopper | Open market sell$676K | -22.9% | $18.10 | $676K | Jun 16, 2026 | Jun 17, 2026 |
| MGNI | David Buonasera | Open market sell$202K | -3.9% | $18.00 | $202K | Jun 16, 2026 | Jun 17, 2026 |
| MGNI | David Buonasera | Open market sell$18K | -0.4% | $17.00 | $18K | Jun 15, 2026 | Jun 17, 2026 |
| MGNI | Douglas S. Knopper | Open market sell$169K | -6.2% | $15.73 | $169K | Jun 10, 2026 | Jun 10, 2026 |
| MGNI | David T. Pearson | Open market sell$168K | -12.0% | $15.65 | $168K | Jun 10, 2026 | Jun 10, 2026 |
| MGNI | David Buonasera | Open market sell$21.1K | -0.5% | $15.00 | $21.1K | Jun 1, 2026 | Jun 3, 2026 |
| MGNI | Robert F. Spillane | Open market sell$133K | -18.6% | $13.33 | $133K | May 19, 2026 | May 21, 2026 |
| MGNI | Adam Lee Soroca | Open market sell$258K | -5.3% | $12.00 | $258K | Feb 18, 2026 | Feb 18, 2026 |
| MGNI | Sean Patrick Buckley | Open market sell$32.1K | -0.8% | $14.50 | $32.1K | Nov 24, 2025 | Nov 26, 2025 |
| MGNI | Robert F. Spillane | Open market sell$178K | -18.8% | $14.22 | $178K | Nov 21, 2025 | Nov 21, 2025 |
| MGNI | Sean Patrick Buckley | Open market sell$59.1K | -1.6% | $13.36 | $59.1K | Nov 18, 2025 | Nov 18, 2025 |
| MGNI | Adam Lee Soroca | Open market sell$144K | -3.2% | $13.23 | $144K | Nov 18, 2025 | Nov 18, 2025 |
| MGNI | Paul Caine | Open market sell$100K | -3.2% | $20.00 | $100K | Oct 24, 2025 | Oct 28, 2025 |