James Rossman
CIK 1296625 · last filed 2026-06-10
James Rossman is a corporate insider who has filed 26 SEC Form 4 insider transactions across 4 companies since 2013. The most recent filing, for MGNI, was dated Jun 10, 2026. Across all open-market trades the lifetime net is −$7.9M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $1.8M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$1.83M
4
26
-$7.88M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| MGNI | Director | 107,477 | $16.25 | $1.75M | -$6.51M | 12 | 2026-06-10 |
| RUBI | Director | 180,038 | $0.47 | $84.2K | $0 | 1 | 2020-04-03 |
| Telaria, Inc. (TLRA) Delisted | Director | 156,064 | — | — | -$1.41M | 4 | 2020-02-12 |
| Telaria, Inc. (TRMR) Delisted | Director | 227,428 | $5.02 | $1.14M | $33.9K | 8 | 2017-06-06 |
Recent Filings
26 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-10 | MGNI | Grant (A) | +13,798 | $0 | EDGAR |
| 2025-06-20 | MGNI | Sell (S) | −137,007 | -$2.57M | EDGAR |
| 2025-06-06 | MGNI | Grant (A) | +10,766 | $0 | EDGAR |
| 2025-02-07 | MGNI | Sell (S) | −149,936 | -$2.92M | EDGAR |
| 2024-06-13 | MGNI | Grant (A) | +14,061 | $0 | EDGAR |
| 2023-06-16 | MGNI | Grant (A) | +13,743 | $0 | EDGAR |
| 2022-06-09 | MGNI | Grant (A) | +16,489 | $0 | EDGAR |
| 2021-11-08 | MGNI | Exer (M) | +36,066 | $167.3K | EDGAR |
| 2021-06-30 | MGNI | Grant (A) | +3,936 | $0 | EDGAR |
| 2021-04-07 | MGNI | Sell (S) | −25,000 | -$1.02M | EDGAR |