Jonathan Feldman
Insider
First SEC filing: July 3, 2018 · Latest: July 3, 2018
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 16, 2020 | MGNI | F | 9,330 | $10.45 | $97,498 | 95,441 Direct | -8.91% | Disposed | 136.7% (price as of 2026-10-02) |
| Jan. 16, 2020 | MGNI | S 10b5-1 | 15,670 | $10.34 | $162,028 | 79,771 Direct | -16.42% | Disposed | 139.2% (price as of 2026-10-02) |
| Nov. 18, 2019 | MGNI | S | 1,598 | $7.57 | $12,097 | 104,771 Direct | -1.50% | Disposed | 226.7% (price as of 2026-10-02) |
| Aug. 1, 2019 | MGNI | S 10b5-1 | 33,485 | $10.00 | $334,850 | 106,369 Direct | -23.94% | Disposed | 147.3% (price as of 2026-10-02) |
| June 19, 2019 | MGNI | S | 13,905 | $6.06 | $84,264 | 165,949 Direct | -7.73% | Disposed | 308.1% (price as of 2026-10-02) |
| June 19, 2019 | MGNI | S 10b5-1 | 26,095 | $6.14 | $160,223 | 139,854 Direct | -15.72% | Disposed | 302.8% (price as of 2026-10-02) |
| May 16, 2019 | MGNI | S | 2,613 | $6.19 | $16,174 | 179,854 Direct | -1.43% | Disposed | 299.5% (price as of 2026-10-02) |
| Feb. 20, 2019 | MGNI | A | 61,000 | · | · | 179,411 Direct | +51.52% | Acquired | (price as of 2026-10-02) |
| Feb. 20, 2019 | MGNI | A | 52,000 | · | · | 52,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 15, 2019 | MGNI | F | 10,220 | $4.02 | $41,084 | 118,411 Direct | -7.95% | Disposed | 515.2% (price as of 2026-10-02) |
| Nov. 15, 2018 | MGNI | F | 1,228 | $4.62 | $5,673 | 128,631 Direct | -0.95% | Disposed | 435.3% (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Feb. 20, 2019 | MGNI | Employee Stock Option (Right to Buy) | Common Stock | $4.92 | Feb. 20, 2029 | 52,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.