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FORMNasdaq

FORMFACTOR INC

Alert me on FORM
0
Insider buys, 6 months
0
Congress trades, 6 months
0
Signals, 6 months

Six months

FORM stock chart by TradingView

After each filing

33
Oct 15 Sale SLESSOR MIKE Insider
1 week
−16.2%S&P −1.0%
1 month
Result in9 trading days
3 months
Result in51 trading days
6 months
Result in114 trading days
Sep 18 Sale SLESSOR MIKE Insider
1 week
+9.6%S&P +1.3%
1 month
−6.9%S&P +0.6%
3 months
Result in32 trading days
6 months
Result in95 trading days
Sep 5 Sale STEVEN-WAISS KELLEY Insider
1 week
−7.4%S&P −1.1%
1 month
+27.3%S&P +1.7%
3 months
Result in24 trading days
6 months
Result in87 trading days
Aug 18 Sale SLESSOR MIKE Insider
1 week
−13.4%S&P −0.2%
1 month
−10.3%S&P −0.6%
3 months
Result in10 trading days
6 months
Result in73 trading days
Jul 17 Sale SLESSOR MIKE Insider
1 week
−1.4%S&P −0.6%
1 month
+30.9%S&P +4.0%
3 months
+7.4%S&P +4.1%
6 months
Result in51 trading days
Show all 33
Jun 17 Sale St Dennis Thomas Insider
1 week
+6.3%S&P −0.6%
1 month
−24.8%S&P +0.4%
3 months
−20.3%S&P +3.2%
6 months
Result in31 trading days
Jun 12 Sale SLESSOR MIKE Insider
1 week
+12.5%S&P +0.6%
1 month
−16.8%S&P +2.0%
3 months
−26.1%S&P +2.8%
6 months
Result in28 trading days
Jun 5 Sale Rhodes Sheri Insider
1 week
+19.3%S&P +0.6%
1 month
−4.4%S&P +1.3%
3 months
−11.0%S&P +4.7%
6 months
Result in23 trading days
May 23 Sale Obregon-Jimenez Rebeca Insider
1 week
−8.3%S&P +1.2%
1 month
+9.0%S&P −1.9%
3 months
−21.1%S&P +2.3%
6 months
Result in15 trading days
May 22 Sale WHITE BRIAN C Insider
1 week
−10.8%S&P +1.7%
1 month
+9.6%S&P −1.4%
3 months
−16.4%S&P +2.7%
6 months
Result in14 trading days
May 22 Sale St Dennis Thomas Insider
1 week
−10.8%S&P +1.7%
1 month
+9.6%S&P −1.4%
3 months
−16.4%S&P +2.7%
6 months
Result in14 trading days
May 16 Sale Titinger Jorge Insider
1 week
+16.2%S&P +1.6%
1 month
+19.2%S&P +0.3%
3 months
+5.9%S&P +4.2%
6 months
Result in10 trading days
May 16 Sale STEVEN-WAISS KELLEY Insider
1 week
+16.2%S&P +1.6%
1 month
+19.2%S&P +0.3%
3 months
+5.9%S&P +4.2%
6 months
Result in10 trading days
May 15 Sale SLESSOR MIKE Insider
1 week
+2.2%S&P +0.9%
1 month
+11.1%S&P +1.5%
3 months
+9.4%S&P +4.8%
6 months
Result in9 trading days
Apr 16 Sale SLESSOR MIKE Insider
1 week
+16.2%S&P +1.0%
1 month
−1.1%S&P +5.3%
3 months
−17.3%S&P +6.2%
6 months
−11.2%S&P +10.5%
Mar 19 Sale SLESSOR MIKE Insider
1 week
+5.5%S&P −2.0%
1 month
+51.5%S&P +7.7%
3 months
+57.3%S&P +13.8%
6 months
+24.5%S&P +16.3%
Mar 7 Sale McKinnis Aric Brendan Insider
1 week
+1.5%S&P −1.4%
1 month
+32.3%S&P −0.1%
3 months
+39.5%S&P +9.3%
6 months
+23.4%S&P +13.5%
Feb 26 Sale WHITE BRIAN C Insider
1 week
−11.3%S&P −1.2%
1 month
+0.2%S&P −7.8%
3 months
+33.2%S&P +9.8%
6 months
+12.8%S&P +12.5%
Feb 19 Sale SLESSOR MIKE Insider
1 week
+5.9%S&P +0.7%
1 month
−0.1%S&P −5.0%
3 months
+35.8%S&P +8.6%
6 months
+25.4%S&P +12.0%
Feb 13 Sale BREWER KEVIN J Insider
1 week
−0.6%S&P +0.1%
1 month
−2.1%S&P −1.6%
3 months
+30.5%S&P +8.7%
6 months
+42.8%S&P +13.9%
Feb 12 Sale St Dennis Thomas Insider
1 week
+0.9%S&P +1.2%
1 month
−3.6%S&P −1.8%
3 months
+36.6%S&P +10.1%
6 months
+40.5%S&P +14.6%
Feb 12 Sale Rhodes Sheri Insider
1 week
+0.9%S&P +1.2%
1 month
−3.6%S&P −1.8%
3 months
+36.6%S&P +10.1%
6 months
+40.5%S&P +14.6%
Feb 12 Sale STEVEN-WAISS KELLEY Insider
1 week
+0.9%S&P +1.2%
1 month
−3.6%S&P −1.8%
3 months
+36.6%S&P +10.1%
6 months
+40.5%S&P +14.6%
Feb 11 Sale WHITE BRIAN C Insider
1 week
−3.9%S&P −1.1%
1 month
−6.4%S&P −4.3%
3 months
+34.6%S&P +7.6%
6 months
+37.1%S&P +13.0%
Feb 11 Sale Titinger Jorge Insider
1 week
−3.9%S&P −1.1%
1 month
−6.4%S&P −4.3%
3 months
+34.6%S&P +7.6%
6 months
+37.1%S&P +13.0%
Feb 11 Sale Obregon-Jimenez Rebeca Insider
1 week
−3.9%S&P −1.1%
1 month
−6.4%S&P −4.3%
3 months
+34.6%S&P +7.6%
6 months
+37.1%S&P +13.0%
Jan 16 Sale SLESSOR MIKE Insider
1 week
−5.5%S&P +0.2%
1 month
+20.9%S&P −0.8%
3 months
+83.9%S&P +2.8%
6 months
+45.3%S&P +8.8%
Jan 7 Sale SLESSOR MIKE Insider
1 week
+14.8%S&P +0.1%
1 month
+44.0%S&P +0.2%
3 months
+93.0%S&P −1.1%
6 months
+87.4%S&P +10.1%
Dec 18, 2025 Sale SLESSOR MIKE Insider
1 week
+5.5%S&P +2.3%
1 month
+51.7%S&P +1.6%
3 months
+76.7%S&P −2.6%
6 months
+159.6%S&P +9.3%
Dec 3, 2025 Sale STEVEN-WAISS KELLEY Insider
1 week
+3.4%S&P +0.5%
1 month
+9.5%S&P +0.9%
3 months
+48.5%S&P −1.4%
6 months
+103.8%S&P +8.5%
Nov 20, 2025 Sale SLESSOR MIKE Insider
1 week
+12.9%S&P +4.7%
1 month
+18.9%S&P +5.3%
3 months
+106.4%S&P +5.6%
6 months
+180.1%S&P +15.7%
Nov 18, 2025 Sale St Dennis Thomas Insider
1 week
+9.2%S&P +2.3%
1 month
+13.0%S&P +2.5%
3 months
+94.2%S&P +4.8%
6 months
+162.9%S&P +13.2%
Sep 13, 2025 Sale STEVEN-WAISS KELLEY Insider
1 week
+22.7%S&P +1.2%
1 month
+31.0%S&P +0.5%
3 months
+80.5%S&P +3.4%
6 months
+208.3%S&P +2.1%

Every purchase and sale on this ticker reported by a member of Congress or an insider, measured from the close of the first trading day after it became public to the close 1 week, 1 month, 3 months and 6 months later, each beside the S&P over the same days.

Filings for FORM

101 held · newest 5101 held · newest 2
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See all 101 filings for FORM

Aeon news and offers by email

New sources, new features and offers like our founding price. A few times a month at most. Stop any time.

Government contracts, last 12 months

Awards of $10M and up, from USAspending · context, not a signal
No contracts of $10M or more in the last 12 months.

Lobbying

Last four quarters
No lobbying reports on file.