Insider · CIK 0001100612
Michael G. Barrett
Files at: OUT, MGNI, MM. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 18, 2026 AMForm 4 → | Sep 21, 8:03 pm EDT | OUTFRONT Media Inc.OUT | 6,312 | — | — | 6,312 | — | |
| Aug 15, 2026 FForm 4 → | Aug 18, 4:19 pm EDT | MAGNITE, INC.MGNI | 10,404 | $24.73 | $257,291 | 392,670 | — | |
| Aug 6, 2026 SForm 4 → | Aug 7, 5:00 pm EDT | MAGNITE, INC.MGNI | 293,968 | $22.72 | $6,678,953 | 403,074 | −42.2% | 10b5-1 |
| Aug 6, 2026 MForm 4 → | Aug 7, 5:00 pm EDT | MAGNITE, INC.MGNI | 293,968 | $5.80 | $1,705,014 | 697,042 | — | 10b5-1 |
| Jul 15, 2026 SForm 4 → | Jul 17, 5:00 pm EDT | MAGNITE, INC.MGNI | 38,596 | $20.35 | $785,429 | 403,074 | −8.74% | 10b5-1 |
| Jul 15, 2026 MForm 4 → | Jul 17, 5:00 pm EDT | MAGNITE, INC.MGNI | 38,596 | $5.80 | $223,857 | 441,670 | — | 10b5-1 |
| Jun 29, 2026 SForm 4 → | Jul 1, 4:49 pm EDT | MAGNITE, INC.MGNI | 75,000 | $19.50 | $1,462,500 | 403,074 | −15.7% | 10b5-1 |
| Jun 29, 2026 MForm 4 → | Jul 1, 4:49 pm EDT | MAGNITE, INC.MGNI | 75,000 | $5.80 | $435,000 | 478,074 | — | 10b5-1 |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 18, 2026 MForm 4 → | Sep 21, 8:03 pm EDT | OUTFRONT Media Inc.OUT | 6,047 | — | — | 0 | — | |
| Aug 6, 2026 MForm 4 → | Aug 7, 5:00 pm EDT | MAGNITE, INC.MGNI | 293,968 | — | — | 0 | — | 10b5-1 |
| Jul 15, 2026 MForm 4 → | Jul 17, 5:00 pm EDT | MAGNITE, INC.MGNI | 38,596 | — | — | 293,968 | — | 10b5-1 |
| Jun 29, 2026 MForm 4 → | Jul 1, 4:49 pm EDT | MAGNITE, INC.MGNI | 75,000 | — | — | 332,564 | — | 10b5-1 |