InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (6 ops.)
Explore the complete record of transactions filed by SLESSOR MIKE, Chief Executive Officer. Director active across 2 companies, notably Formfactor INC. Cumulatively, 21 filings have been published. Total volume traded: €2.9m. The latest transaction was disclosed on 13 May 2026 — Cession. Regulator: SEC (Form 4). All data is accessible without signup.
Declarations21 total
US$73,393700 shares@ US$104.84760.0017% mcap29.7% of flow
Common Stock
SEC:0001628280-26-035233·
€73,393700 shares@ €104.84760.0007% mcap2.4% of flow
Common Stock
SEC:0001628280-26-035233:0·
020,667 shares0
Common Stock
SEC:0001039399-22-000064:0·
02,600 shares0
Common Stock
SEC:0001039399-22-000008·
02,600 shares0
Common Stock
SEC:0001039399-22-000008:0·
€964,98225,000 shares@ €38.59930.0098% mcap69.3% of flow
Common Stock
SEC:0001039399-21-000087·
€964,98225,000 shares@ €38.59930.0098% mcap31.8% of flow
Common Stock
SEC:0001039399-21-000087:0·
016,666 shares0
Common Stock
SEC:0001039399-21-000076·
016,666 shares0
Common Stock
SEC:0001039399-21-000076:0·
020,667 shares0
Common Stock
SEC:0001039399-21-000072·
020,667 shares0
Common Stock
SEC:0001039399-21-000072:0·
02,000 shares0
Common Stock
SEC:0001039399-21-000070·
02,000 shares0
Common Stock
SEC:0001039399-21-000070:0·
0132,004 shares0
Common Stock
SEC:0001039399-21-000060·
0132,004 shares0
Common Stock
SEC:0001039399-21-000060:0·
020,667 shares0
Common Stock
SEC:0001039399-21-000048·
020,667 shares0
Common Stock
SEC:0001039399-21-000048:0·
€426,90715,010 shares@ €28.44150.0043% mcap30.7% of flow
Common Stock
SEC:0001039399-21-000042·
€426,90715,010 shares@ €28.44150.0043% mcap14.1% of flow
Common Stock
SEC:0001039399-21-000042:0·
€173,74125,000 shares@ €6.94960.0040% mcap70.3% of flow
Common Stock
SEC:0001039399-21-000023·
€173,74125,000 shares@ €6.94960.0018% mcap5.7% of flow
Common Stock
SEC:0001039399-21-000023:0·
21 of 21 declarations
About SLESSOR MIKE
Mike Slessor is the Chief Executive Officer of FormFactor Inc.
