WILLIAM A KROMBERG
CIK 1033878 · Vice President · last filed 2010-03-03
WILLIAM A KROMBERG is a Vice President who has filed 16 SEC Form 4 insider transactions across 1 company since 2007. The most recent filing, for MTX, was dated Mar 3, 2010. Across all open-market trades the lifetime net is −$202.8K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $468.3K 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.
$468.3K
1
16
-$202.8K
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| MTX | Vice President | 5,995 | $78.12 | $468.3K | -$202.8K | 16 | 2010-03-03 |
Recent Filings
16 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2010-03-03 | MTX | Mixed | +723 | -$20.3K | EDGAR |
| 2010-02-25 | MTX | Mixed | +702 | -$19.3K | EDGAR |
| 2010-02-02 | MTX | Grant (A) | — | $0 | EDGAR |
| 2010-02-01 | MTX | Mixed | +519 | -$18.4K | EDGAR |
| 2009-03-03 | MTX | Mixed | +752 | -$11.3K | EDGAR |
| 2009-02-27 | MTX | Mixed | +596 | -$9.6K | EDGAR |
| 2009-02-25 | MTX | Mixed | +309 | -$5.0K | EDGAR |
| 2008-07-21 | MTX | Mixed | +530 | -$17.2K | EDGAR |
| 2008-02-29 | MTX | Mixed | +376 | -$11.5K | EDGAR |
| 2008-02-27 | MTX | Sell (S) | −157 | -$10.0K | EDGAR |