InsiderTrades

Form 4 for PRIM Primoris Services Corp

Accepted 2026-05-28 17:05:07 ET · period of report 2026-05-27 · accession 0002097133-26-000004 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-05-28 17:05 2026-05-27 PRIM Vadlamudi Koti Pres, CEO, Dir A - Grant $127.96 +7,815 7,815 New +$1.00M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-27 A A 7,815 $127.96 7,815 D — — (F1) These shares were purchased in multiple transactions at prices ranging from $127.81 to $128.00 per share, inclusive. The holder undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.