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Slessor Mike's Form 4 filing

Formfactor IncFORM · filed Mar 18, 2026

Accession no.
0001628280-26-019545
Filed
Mar 18, 2026
Trade date
Mar 18, 2026
Filing delay
Same day
Rule 10b5-1 plan
Checked

This filing lists 3 non-derivative transactions. Open-market sales total $973.1K. It was filed on the trade date.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Slessor MikeCIK 0001590177Director, Officer (CEO)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Mar 18, 2026Common StockSSaleDisposed−1,900$94.10F2−$178,790469,186Direct
Mar 18, 2026Common StockSSaleDisposed−5,495$95.21F3−$523,178.95463,691Direct
Mar 18, 2026Common StockSSaleDisposed−2,832$95.73F4−$271,107.36460,859Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F2

Price represents the weighted average sale price for the transaction reported. Price range of shares sold is $93.63 through $94.48. Reporting person undertakes to provide upon request by the SEC staff or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

Referenced by the price of 1 transaction in Table I.

F3

Price represents the weighted average sale price for the transaction reported. Price range of shares sold is $94.77 through $95.60. Reporting person undertakes to provide upon request by the SEC staff or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

Referenced by the price of 1 transaction in Table I.

F4

Price represents the weighted average sale price for the transaction reported. Price range of shares sold is $95.66 through $95.87. Reporting person undertakes to provide upon request by the SEC staff or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

Referenced by the price of 1 transaction in Table I.

Read the full filing on SEC EDGAR (opens in a new tab)