Day David, CFO of Magnite, Inc. ($MGNI), sold company shares on the open market five times over the past year for nearly $3 million. His latest sale occurred on August 18, 2025. These transactions rank 2745th out of 11,678 insiders by total value, trailing the average of $8.6 million across about six sales per insider. He made no open market purchases in this period.
| 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 | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 30617 | $11.70 | 507,459.0000 | 153,166,000 | 5.69% | 0.02% |
| Jan. 9, 2026 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Common Stock | 72675 | $0.00 | 573,245.0000 | 153,166,000 | 14.52% | 0.05% |
| Jan. 9, 2026 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 35169 | $16.17 | 538,076.0000 | 153,166,000 | 6.14% | 0.02% |
| Jan. 9, 2026 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Performance Stock Units | 72675 | $0.00 | 0.0000 | 153,166,000 | 100.00% | 0.05% |
| Jan. 1, 2026 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | A | Common Stock | 131661 | $0.00 | 500,570.0000 | 153,166,000 | 35.69% | 0.09% |
| Jan. 1, 2026 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | A | Performance Stock Units | 44231 | $0.00 | 44,231.0000 | 153,166,000 | 9999.99% | 0.03% |
| Nov. 15, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 13197 | $14.15 | 368,909.0000 | 153,166,000 | 3.45% | 0.01% |
| Aug. 18, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 13366 | $23.85 | 382,106.0000 | 146,810,000 | 3.38% | 0.01% |
| Aug. 15, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | G | Common Stock | 26374 | $0.00 | 395,472.0000 | 146,810,000 | 6.25% | 0.02% |
| June 30, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 21682 | $22.00 | 421,846.0000 | 146,810,000 | 4.89% | 0.01% |
| June 24, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Employee Stock Option (Right to Buy) | 35000 | $0.00 | 80,784.0000 | 146,810,000 | 30.23% | 0.02% |
| June 26, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Employee Stock Option (Right to Buy) | 36000 | $0.00 | 44,784.0000 | 146,810,000 | 44.56% | 0.02% |
| June 26, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 36000 | $20.95 | 443,528.0000 | 146,810,000 | 7.51% | 0.02% |
| June 26, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Common Stock | 36000 | $5.28 | 479,528.0000 | 146,810,000 | 8.12% | 0.02% |
| June 24, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 35000 | $19.95 | 443,528.0000 | 146,810,000 | 7.31% | 0.02% |
| June 24, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Common Stock | 35000 | $5.28 | 478,528.0000 | 146,810,000 | 7.89% | 0.02% |
| June 18, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 38146 | $18.95 | 443,528.0000 | 146,810,000 | 7.92% | 0.03% |
| June 18, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Employee Stock Option (Right to Buy) | 38146 | $0.00 | 0.0000 | 146,810,000 | 100.00% | 0.03% |
| June 18, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Common Stock | 38146 | $4.92 | 481,674.0000 | 146,810,000 | 8.60% | 0.03% |
| May 15, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 13865 | $15.88 | 443,528.0000 | 146,810,000 | 3.03% | 0.01% |
| Feb. 15, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 31113 | $20.00 | 457,393.0000 | 146,810,000 | 6.37% | 0.02% |
| Feb. 7, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 39000 | $20.00 | 488,506.0000 | 146,810,000 | 7.39% | 0.03% |
| Feb. 7, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Employee Stock Option (Right to Buy) | 39000 | $0.00 | 38,146.0000 | 146,810,000 | 50.55% | 0.03% |
| Feb. 6, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 13245 | $18.35 | 488,506.0000 | 146,810,000 | 2.64% | 0.01% |
| Feb. 7, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | M | Common Stock | 39000 | $4.92 | 527,506.0000 | 146,810,000 | 7.98% | 0.03% |
| Jan. 9, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | A | Common Stock | 127737 | $0.00 | 501,751.0000 | 146,810,000 | 34.15% | 0.09% |
| Jan. 9, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | A | Performance Stock Units | 43000 | $0.00 | 43,000.0000 | 146,810,000 | 9999.99% | 0.03% |
| Jan. 3, 2025 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 13345 | $17.00 | 374,014.0000 | 146,810,000 | 3.45% | 0.01% |
| Dec. 17, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 13500 | $16.32 | 387,359.0000 | 148,697,000 | 3.37% | 0.01% |
| Dec. 16, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 11644 | $16.44 | 400,859.0000 | 148,697,000 | 2.82% | 0.01% |
| Nov. 15, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 9128 | $15.85 | 412,503.0000 | 148,697,000 | 2.16% | 0.01% |
| Aug. 15, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 9124 | $12.51 | 421,631.0000 | 136,620,000 | 2.12% | 0.01% |
| July 15, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 19077 | $15.00 | 430,755.0000 | 136,620,000 | 4.24% | 0.01% |
| June 12, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 21299 | $14.01 | 449,832.0000 | 136,620,000 | 4.52% | 0.02% |
| June 3, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 20732 | $13.00 | 471,131.0000 | 136,620,000 | 4.21% | 0.02% |
| May 15, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 12380 | $9.80 | 511,233.0000 | 136,620,000 | 2.36% | 0.01% |
| May 16, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | S | Common Stock | 19370 | $12.00 | 491,863.0000 | 136,620,000 | 3.79% | 0.01% |
| Feb. 15, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 30316 | $9.74 | 523,613.0000 | 136,620,000 | 5.47% | 0.02% |
| Feb. 1, 2024 | MAGNITE, INC. | $MGNI | Day David | CHIEF FINANCIAL OFFICER | F | Common Stock | 14417 | $9.06 | 553,929.0000 | 136,620,000 | 2.54% | 0.01% |
| Jan. 2, 2024 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | A | Performance Stock Units | 57519 | $0.00 | 57,519.0000 | 136,620,000 | 9999.99% | 0.04% |
| Jan. 2, 2024 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | A | Common Stock | 161247 | $0.00 | 568,346.0000 | 136,620,000 | 39.61% | 0.12% |
| Nov. 15, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | F | Common Stock | 8767 | $7.89 | 407,099.0000 | 132,887,000 | 2.11% | 0.01% |
| Aug. 16, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | S | Common Stock | 9078 | $8.31 | 415,866.0000 | 132,887,000 | 2.14% | 0.01% |
| July 11, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | M | Common Stock | 9584 | $1.97 | 434,528.0000 | 132,887,000 | 2.26% | 0.01% |
| July 11, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | S | Common Stock | 9584 | $15.00 | 424,944.0000 | 132,887,000 | 2.21% | 0.01% |
| July 11, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | M | Employee Stock Option (Right to Buy) | 9584 | $0.00 | 0.0000 | 132,887,000 | 100.00% | 0.01% |
| June 29, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | S | Common Stock | 21564 | $14.00 | 424,944.0000 | 132,887,000 | 4.83% | 0.02% |
| June 12, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | S | Common Stock | 1213 | $13.47 | 461,812.0000 | 132,887,000 | 0.26% | 0.00% |
| June 13, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | S | Common Stock | 15304 | $13.41 | 446,508.0000 | 132,887,000 | 3.31% | 0.01% |
| May 16, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | S | Common Stock | 16066 | $10.88 | 463,025.0000 | 132,887,000 | 3.35% | 0.01% |
| Feb. 15, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | F | Common Stock | 17739 | $13.27 | 479,091.0000 | 132,887,000 | 3.57% | 0.01% |
| Feb. 1, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | F | Common Stock | 14163 | $12.14 | 496,830.0000 | 132,887,000 | 2.77% | 0.01% |
| Jan. 1, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | A | Performance Stock Units | 57519 | $0.00 | 57,519.0000 | 132,887,000 | 9999.99% | 0.04% |
| Jan. 1, 2023 | MAGNITE, INC. | $MGNI | Day David | Chief Financial Officer | A | Common Stock | 161247 | $0.00 | 510,993.0000 | 132,887,000 | 46.10% | 0.12% |