MICHAEL G. BARRETT
CIK 1100612 · CEO · last filed 2026-06-04
MICHAEL G. BARRETT is a CEO who has filed 66 SEC Form 4 insider transactions across 5 companies since 2013. The most recent filing, for OUT, was dated Jun 4, 2026. Across all open-market trades the lifetime net is −$34.7M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $7.3M 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.
$7.33M
5
66
-$34.70M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| OUT | Director | — | $31.34 | — | $0 | 2 | 2026-06-04 |
| MGNI | CEO | 403,074 | $16.25 | $6.55M | -$32.48M | 45 | 2026-05-19 |
| RUBI | CEO | 1,662,302 | $0.47 | $777.3K | -$2.22M | 13 | 2020-06-05 |
| Millennial Media Inc. (MM) Delisted | President and CEO | 0 | — | — | $0 | 4 | 2015-10-23 |
| Telaria, Inc. (TRMR) Delisted | Director | — | $5.02 | — | $0 | 1 | 2013-10-01 |
Recent Filings
66 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-04 | OUT | Grant (A) | — | $0 | EDGAR |
| 2026-05-19 | MGNI | Tax (F) | −10,404 | -$133.4K | EDGAR |
| 2026-02-18 | MGNI | Tax (F) | −23,549 | -$275.5K | EDGAR |
| 2026-01-12 | MGNI | Mixed | +104,008 | -$1.77M | EDGAR |
| 2026-01-05 | MGNI | Grant (A) | +94,044 | $0 | EDGAR |
| 2025-11-18 | MGNI | Tax (F) | −12,198 | -$172.6K | EDGAR |
| 2025-09-22 | OUT | Grant (A) | — | $0 | EDGAR |
| 2025-08-20 | MGNI | Sell (S) | −35,951 | -$857.4K | EDGAR |
| 2025-07-17 | MGNI | Sell (S) | −70,900 | -$1.65M | EDGAR |
| 2025-06-26 | MGNI | Sell (S) | −300,000 | -$6.00M | EDGAR |