MADISON DEARBORN PARTNERS LLC
CIK 1181100 · last filed 2026-06-08
MADISON DEARBORN PARTNERS LLC is a corporate insider who has filed 8 SEC Form 4 insider transactions across 6 companies since 2007. The most recent filing, for AVEX, was dated Jun 8, 2026. Across all open-market trades the lifetime net is −$2.05B, making them a net seller over the disclosed history. Current disclosed insider exposure totals $3.82B 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.
$3.82B
6
8
-$2.05B
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| AVEX | 10%+ Owner | 22,858,846 | — | — | -$236.39M | 1 | 2026-06-08 |
| OPCH | Director | 56,995 | $20.76 | $1.18M | $0 | 1 | 2021-11-15 |
| EVO Payments, Inc. (EVOP) Delisted | Director | 1,242,515 | $33.99 | $42.23M | $0 | 2 | 2020-04-23 |
| BCC | Director | 15,835,938 | $71.14 | $1.13B | -$1.81B | 2 | 2013-07-31 |
| Great Lakes Dredge & Dock CORP (GLDD) Delisted | 10%+ Owner | 26,708,402 | $17.00 | $454.04M | $0 | 1 | 2007-03-21 |
| PKG | 10%+ Owner | 11,783,298 | $228.23 | $2.69B | $0 | 1 | 2007-01-29 |
Recent Filings
8 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-08 | AVEX | Mixed | −32,036,592 | -$236.39M | EDGAR |
| 2021-11-15 | OPCH | Other (J) | −1,236,598 | $0 | EDGAR |
| 2020-04-23 | EVO Payments, Inc. (EVOP) Delisted | Grant (A) | — | $0 | EDGAR |
| 2019-04-08 | EVO Payments, Inc. (EVOP) Delisted | Mixed | −47,108,259 | $0 | EDGAR |
| 2013-07-31 | BCC | Mixed | −97,048,434 | -$2.51B | EDGAR |
| 2013-02-28 | BCC | Grant (A) | — | $0 | EDGAR |
| 2007-03-21 | Great Lakes Dredge & Dock CORP (GLDD) Delisted | Other (J) | +305,628 | $1.77M | EDGAR |
| 2007-01-29 | PKG | Other (J) | −1,132,144 | $0 | EDGAR |