Michael G. Barrett, CEO of Magnite, Inc. ($MGNI), sold shares on the open market five times over the past year, totaling nearly $9.9 million. His most recent sale occurred on August 18, 2025. These sales rank 1,135th among over 11,600 individual insiders, compared to an average of about $8.6 million per seller and roughly 6.4 transactions. Barrett made no open market purchases in the last 365 days.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 15, 2026 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 23549 | $11.70 | 412,162.0000 | 153,166,000 | 5.40% | 0.02% |
| Jan. 9, 2026 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | M | Common Stock | 213750 | $0.00 | 545,453.0000 | 153,166,000 | 64.44% | 0.14% |
| Jan. 9, 2026 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 109742 | $16.17 | 435,711.0000 | 153,166,000 | 20.12% | 0.07% |
| Jan. 9, 2026 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | M | Performance Stock Units | 213750 | $0.00 | 0.0000 | 153,166,000 | 100.00% | 0.14% |
| Jan. 1, 2026 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Performance Stock Units | 122864 | $0.00 | 122,864.0000 | 153,166,000 | 9999.99% | 0.08% |
| Jan. 1, 2026 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Common Stock | 94044 | $0.00 | 331,703.0000 | 153,166,000 | 39.57% | 0.06% |
| Jan. 1, 2026 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Stock Option (Right to Buy) | 90909 | $0.00 | 90,909.0000 | 153,166,000 | 9999.99% | 0.06% |
| Nov. 15, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 12198 | $14.15 | 237,659.0000 | 153,166,000 | 4.88% | 0.01% |
| Sept. 18, 2025 | OUTFRONT Media Inc. | $OUT | BARRETT MICHAEL G. | Director | A | Restricted Share Units | 6047 | $0.00 | 6,047.0000 | 171,800,000 | 9999.99% | 0.00% |
| Aug. 18, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 35951 | $23.85 | 249,857.0000 | 146,810,000 | 12.58% | 0.02% |
| July 15, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 70900 | $23.27 | 285,808.0000 | 146,810,000 | 19.88% | 0.05% |
| June 24, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 300000 | $20.01 | 356,708.0000 | 146,810,000 | 45.68% | 0.20% |
| June 18, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 30000 | $19.00 | 656,708.0000 | 146,810,000 | 4.37% | 0.02% |
| June 16, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 45000 | $17.76 | 686,708.0000 | 146,810,000 | 6.15% | 0.03% |
| May 15, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 13086 | $15.88 | 731,708.0000 | 146,810,000 | 1.76% | 0.01% |
| Feb. 15, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 26499 | $20.00 | 743,217.0000 | 146,810,000 | 3.44% | 0.02% |
| Feb. 5, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | M | Common Stock | 108360 | $0.00 | 825,391.0000 | 146,810,000 | 15.11% | 0.07% |
| Feb. 5, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | M | Performance Stock Units | 86806 | $0.00 | 0.0000 | 146,810,000 | 100.00% | 0.06% |
| Feb. 5, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 55675 | $17.97 | 769,716.0000 | 146,810,000 | 6.75% | 0.04% |
| Jan. 9, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Stock Option (Right to Buy) | 81374 | $0.00 | 81,374.0000 | 146,810,000 | 9999.99% | 0.06% |
| Jan. 9, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Common Stock | 82117 | $0.00 | 717,031.0000 | 146,810,000 | 12.93% | 0.06% |
| Jan. 9, 2025 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Performance Stock Units | 107497 | $0.00 | 107,497.0000 | 146,810,000 | 9999.99% | 0.07% |
| Dec. 4, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 147996 | $17.52 | 634,914.0000 | 148,697,000 | 18.90% | 0.10% |
| Nov. 25, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 27004 | $17.63 | 782,910.0000 | 148,697,000 | 3.33% | 0.02% |
| Nov. 15, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 9638 | $15.85 | 909,914.0000 | 148,697,000 | 1.05% | 0.01% |
| Nov. 15, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 100000 | $16.14 | 809,914.0000 | 148,697,000 | 10.99% | 0.07% |
| Nov. 11, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 25000 | $15.00 | 919,552.0000 | 148,697,000 | 2.65% | 0.02% |
| Aug. 15, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 75000 | $12.63 | 944,552.0000 | 136,620,000 | 7.36% | 0.05% |
| Aug. 15, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 32941 | $12.51 | 1,019,552.0000 | 136,620,000 | 3.13% | 0.02% |
| July 15, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 100000 | $15.00 | 1,052,493.0000 | 136,620,000 | 8.68% | 0.07% |
| May 15, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 75000 | $9.02 | 1,152,493.0000 | 136,620,000 | 6.11% | 0.05% |
| May 15, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 10441 | $9.80 | 1,224,221.0000 | 136,620,000 | 0.85% | 0.01% |
| March 15, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 75000 | $11.21 | 1,234,662.0000 | 136,620,000 | 5.73% | 0.05% |
| Feb. 15, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 20400 | $9.74 | 1,309,392.0000 | 136,620,000 | 1.53% | 0.01% |
| Jan. 2, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Performance Stock Units | 169173 | $0.00 | 169,173.0000 | 136,620,000 | 9999.99% | 0.12% |
| Jan. 2, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Stock Option (Right to Buy) | 129870 | $0.00 | 129,870.0000 | 136,620,000 | 9999.99% | 0.10% |
| Jan. 2, 2024 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Common Stock | 121951 | $0.00 | 1,329,792.0000 | 136,620,000 | 10.10% | 0.09% |
| Nov. 15, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 75000 | $7.80 | 1,219,203.0000 | 132,887,000 | 5.80% | 0.06% |
| Nov. 15, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 11362 | $7.89 | 1,207,841.0000 | 132,887,000 | 0.93% | 0.01% |
| Aug. 16, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 35869 | $8.31 | 1,294,203.0000 | 132,887,000 | 2.70% | 0.03% |
| Aug. 15, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 75000 | $8.52 | 1,330,072.0000 | 132,887,000 | 5.34% | 0.06% |
| July 11, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 25000 | $15.02 | 1,405,072.0000 | 132,887,000 | 1.75% | 0.02% |
| May 31, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 75000 | $11.69 | 1,430,072.0000 | 132,887,000 | 4.98% | 0.06% |
| May 16, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 24679 | $10.88 | 1,505,072.0000 | 132,887,000 | 1.61% | 0.02% |
| April 4, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | M | Common Stock | 138014 | $0.00 | 1,597,523.0000 | 132,887,000 | 9.46% | 0.10% |
| April 4, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 69743 | $9.05 | 1,527,780.0000 | 132,887,000 | 4.37% | 0.05% |
| April 4, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | M | Performance Stock Units | 138014 | $0.00 | 0.0000 | 132,887,000 | 100.00% | 0.10% |
| March 15, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | S | Common Stock | 75000 | $8.39 | 1,459,509.0000 | 132,887,000 | 4.89% | 0.06% |
| Feb. 15, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | F | Common Stock | 17678 | $13.27 | 1,534,509.0000 | 132,887,000 | 1.14% | 0.01% |
| Jan. 1, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Stock Option (Right to Buy) | 129870 | $0.00 | 129,870.0000 | 132,887,000 | 9999.99% | 0.10% |
| Jan. 1, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Performance Stock Units | 169173 | $0.00 | 169,173.0000 | 132,887,000 | 9999.99% | 0.13% |
| Jan. 1, 2023 | MAGNITE, INC. | $MGNI | BARRETT MICHAEL G. | CEO | A | Common Stock | 121951 | $0.00 | 1,552,187.0000 | 132,887,000 | 8.53% | 0.09% |