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Home/Companies/FormFactor, Inc.

FormFactor, Inc.

148 insider trades tracked

FORM
Insider trades
148
Bought (open market)
$0
Sold (open market)
$20.4M
Unique insiders
10

12-month activity

Monthly insider buy vs sell totals for FormFactor, Inc..

BuysSells
Show data table
MonthBuysSellsFilings
October 2025$0$00
November 2025$0$520K13
December 2025$0$583K5
January 2026$0$3.6M3
February 2026$0$3.9M22
March 2026$0$1.3M6
April 2026$0$1.4M5
May 2026$0$3.2M30
June 2026$0$2.7M12
July 2026$0$560K6
August 2026$0$2.1M21
September 2026$0$202K1

Recent insider trades

Most recent Form 4 filings for FormFactor, Inc..

  • STEVEN-WAISS KELLEYsold2,100 shares ofFORMat $96.1$202KSep 3 · filed Sep 4Details
  • SLESSOR MIKEsold686 shares ofFORMat $133.33$91KAug 14 · filed Aug 17Details
  • SLESSOR MIKEsold5,535 shares ofFORMat $132.5$733KAug 14 · filed

Insiders at this company

Executives and directors who have filed Form 4s.

  • SLESSOR MIKE86 trades
  • McKinnis Aric Brendan25 trades
  • Shahar Shai9 trades
  • St Dennis Thomas7 trades
  • STEVEN-WAISS KELLEY6 trades
  • Obregon-Jimenez Rebeca4 trades
  • WHITE BRIAN C4 trades
  • Titinger Jorge3 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
Aug 17
Details
  • SLESSOR MIKEsold1,125 shares ofFORMat $131.65$148KAug 14 · filed Aug 17Details
  • SLESSOR MIKEsold3,282 shares ofFORMat $130.54$428KAug 14 · filed Aug 17Details
  • SLESSOR MIKEsold2,892 shares ofFORMat $129.55$375KAug 14 · filed Aug 17Details
  • SLESSOR MIKEsold2,482 shares ofFORMat $128.72$319KAug 14 · filed Aug 17Details
  • SLESSOR MIKEgranted141,792 shares ofFORMat $0Aug 7 · filed Aug 10Details
  • SLESSOR MIKEtax-withheld3,288 shares ofFORMat $117.39$386KAug 7 · filed Aug 10Details
  • SLESSOR MIKEexercised5,908 shares ofFORMat $0Aug 7 · filed Aug 10Details
  • SLESSOR MIKEtax-withheld78,908 shares ofFORMat $117.39$9.3MAug 7 · filed Aug 10Details
  • SLESSOR MIKEexercised141,792 shares ofFORMat $0Aug 7 · filed Aug 10Details
  • SLESSOR MIKEgranted27,696 shares ofFORMat $0Aug 6 · filed Aug 10Details
  • McKinnis Aric Brendangranted6,924 shares ofFORMat $0Aug 6 · filed Aug 10Details
  • SLESSOR MIKEtax-withheld3,357 shares ofFORMat $115.21$387KAug 6 · filed Aug 7Details
  • SLESSOR MIKEexercised6,031 shares ofFORMat $0Aug 6 · filed Aug 7Details
  • McKinnis Aric Brendantax-withheld274 shares ofFORMat $115.21$32KAug 6 · filed Aug 7Details
  • McKinnis Aric Brendanexercised1,099 shares ofFORMat $0Aug 6 · filed Aug 7Details
  • SLESSOR MIKEtax-withheld2,028 shares ofFORMat $114.44$232KAug 5 · filed Aug 7Details
  • SLESSOR MIKEexercised3,644 shares ofFORMat $0Aug 5 · filed Aug 7Details
  • McKinnis Aric Brendantax-withheld130 shares ofFORMat $114.44$15KAug 5 · filed Aug 7Details
  • McKinnis Aric Brendanexercised521 shares ofFORMat $0Aug 5 · filed Aug 7Details
  • SLESSOR MIKEsold868 shares ofFORMat $121.3$105KJul 15 · filed Jul 16Details
  • SLESSOR MIKEsold300 shares ofFORMat $120.58$36KJul 15 · filed Jul 16Details
  • SLESSOR MIKEsold170 shares ofFORMat $119.08$20KJul 15 · filed Jul 16Details
  • SLESSOR MIKEsold706 shares ofFORMat $118.21$83KJul 15 · filed Jul 16Details
  • SLESSOR MIKEsold1,650 shares ofFORMat $117.39$194KJul 15 · filed Jul 16Details
  • SLESSOR MIKEsold1,041 shares ofFORMat $116.56$121KJul 15 · filed Jul 16Details
  • St Dennis Thomasgifted740 shares ofFORMat $0Jun 16Details
  • St Dennis Thomassold2,800 shares ofFORMat $151.49$424KJun 15 · filed Jun 16Details
  • View all trades for FORM →
    Rhodes Sheri
    3 trades
  • BREWER KEVIN J1 trades