InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (51 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
51
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the complete record of transactions filed by Slessor Mike, Chief Executive Officer. Director active across 3 companies, notably Formfactor INC. Cumulatively, 96 filings have been published. Split: 0 buy · 51 sells. Total volume traded: €10.8m. Activity tracked since 11 May 2021. The latest transaction was disclosed on 14 August 2026 (Cession). Regulator: SEC (Form 4). The full history is accessible without signup.
Companies and markets linked to Slessor Mike
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations96 total
2,482 shares@ US$128.72Common StockSEC:0001628280-26-057485:0
2,892 shares@ US$129.55Common StockSEC:0001628280-26-057485:1
3,282 shares@ US$130.54Common StockSEC:0001628280-26-057485:2
1,125 shares@ US$131.65Common StockSEC:0001628280-26-057485:3
5,535 shares@ US$132.50Common StockSEC:0001628280-26-057485:4
686 shares@ US$133.33Common StockSEC:0001628280-26-057485:5
78,908 shares@ US$117.390.10% mcap54.0% of flowCommon StockSEC:0001628280-26-055434:1
3,288 shares@ US$117.390.0042% mcap2.3% of flowCommon StockSEC:0001628280-26-055434:3
141,792 shares0Common StockSEC:0001628280-26-055434:0
5,908 shares0Common StockSEC:0001628280-26-055434:2
2,028 shares@ US$114.440.0026% mcap3.1% of flowCommon StockSEC:0001628280-26-054951:1
3,357 shares@ US$115.210.0043% mcap5.1% of flowCommon StockSEC:0001628280-26-054951:3
3,644 shares0Common StockSEC:0001628280-26-054951:0
6,031 shares0Common StockSEC:0001628280-26-054951:2
1,041 shares@ US$116.560.0015% mcap1.8% of flowCommon StockSEC:0001628280-26-048529:0
1,650 shares@ US$117.390.0023% mcap2.8% of flowCommon StockSEC:0001628280-26-048529:1
706 shares@ US$118.210.0010% mcap1.2% of flowCommon StockSEC:0001628280-26-048529:2
170 shares@ US$119.080.0002% mcap0.3% of flowCommon StockSEC:0001628280-26-048529:3
300 shares@ US$120.580.0004% mcap0.5% of flowCommon StockSEC:0001628280-26-048529:4
868 shares@ US$121.300.0013% mcap1.5% of flowCommon StockSEC:0001628280-26-048529:5
1,399 sharesCommon StockSEC:0001628280-26-042611:0
767 sharesCommon StockSEC:0001628280-26-042611:1
400 sharesCommon StockSEC:0001628280-26-042611:2
975 sharesCommon StockSEC:0001628280-26-042611:3
4,220 sharesCommon StockSEC:0001628280-26-042611:4
25 of 96 declarations
About Slessor Mike
SLESSOR MIKE is Directeur Général. He is linked to FORMFACTOR INC, Formfactor INC and Benchmark Electronics INC, where he is CEO or Director as stated. The 76 filings on record are sales, and within the sampled filings the sell volume totals EUR 8536426 between 2021-05-12 and 2026-06-11, with top filings of EUR 2197525.010559453 on 2026-01-06, EUR 964981.6030775806 on 2021-11-08, and EUR 591352.591599335 on 2026-04-15.
