| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director | SVP, CFO, Treasurer | Sr VP, CFO
3 companies
Michael M Ludwig is Sr VP, CFO at FORM and has filed Form 4s across 3 companies. Michael M Ludwig's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $24.6M at current prices.
The biggest single holding is FORM (~$23.3M) as Sr VP, CFO. The FORM filings lean toward selling, a net 229,377 shares.
Michael M Ludwig has 36 Form 4 filings on record from February 2015 to March 2026, across 3 companies: Director at Amtech Systems (ASYS), 2023–2026; SVP, CFO, Treasurer at Rogers (ROG), 2018–2021; Sr VP, CFO at Formfactor (FORM), 2015–2018.
The 73 reported transactions were 25 option exercises, 22 open-market sales, 11 option or other derivative awards and 9 tax withholdings, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 14 sales worth about $2.6M.
The largest open-market sale was 45,000 shares of FORM at an average $13.05 on February 22, 2018, about $587K.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| Feb 22, 2018 | FORM Formfactor Inc | Sr VP, CFO | Sale+OE | 45,000 | $13.05 | $587,280.00 | -15.8% | |
| Feb 15, 2018 | FORM Formfactor Inc | Sr VP, CFO | Sale+OE | 30,000 | $12.73 | $381,870.00 | -11.1% | |
| Nov 13, 2017 | FORM Formfactor Inc | Sr VP, CFO | Sell | 16,845 | $17.50 | $294,817.82 | -6.5% | |
| Aug 23, 2017 | FORM Formfactor Inc | Sr VP, CFO | Sale+OE | 10,000 | $14.07 | $140,696.00 | -3.7% | |
| Aug 22, 2017 | FORM Formfactor Inc | Sr VP, CFO | Sale+OE | 30,000 | $14.21 | $426,310.00 | -10.4% | |
| Mar 27, 2017 | FORM Formfactor Inc | Sr VP, CFO | Sell | 64 | $7.60 | $486.66 | - | |
| Jun 2, 2016 | FORM Formfactor Inc | Sr VP, CFO | Sale+OE | 3,692 | $7.33 | $27,054.98 | -1.7% | |
| May 9, 2016 | FORM Formfactor Inc | Sr VP, CFO | Sale+OE | 11,423 | $6.81 | $77,787.62 | -5.3% | |
| May 3, 2016 | FORM Formfactor Inc | Sr VP, CFO | Sale+OE | 24,524 | $7.14 | $175,062.12 | -11.7% | |
| May 7, 2015 | FORM Formfactor Inc | Sr VP, CFO | Sale+OE | 7,954 | $8.28 | $65,883.78 | -5.2% |