PRIM insider buying and SEC filings, explained
Primoris Services Corp · CIK 1361538
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- NYSE
- Industry (SIC)
- Water, Sewer, Pipeline, Comm & Power Line Construction
- State of incorporation
- DE
- Fiscal year end
- Dec 31
- Former names
- Primoris Services CORP; Primoris Services Corp; Rhapsody Acquisition Corp.
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$9.7M
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Oct 15, 2026 | Purchase (code P) | Terry D. Mccallister (Director) bought 22 shares at $79.98 ($2K), reported as a purchase (code P). Holdings up <1% to 21,522 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 16, 2026, 6:00 PM ET |
| Jul 15, 2026 | Purchase (code P) | Terry D. Mccallister (Director) bought 20 shares at $86.66 ($2K), reported as a purchase (code P). Holdings up <1% to 21,144 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 17, 2026 |
| May 27, 2026 | Purchase (code P) Amended filing | Koti Vadlamudi (CEO and Director) bought 7,815 shares at $127.96 ($1.0M), reported as a purchase (code P). New position of 7,815 shares. Not marked as a 10b5-1 plan trade. This amends an earlier filing that is not in our records. | SEC filing Filed Jun 1, 2026 |
| May 28, 2026 | Sale | John M. Perisich (Chief Legal and Admin Officer) sold 29,707 shares at about $127.86 ($3.8M). Holdings down 100% to 0 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 29, 2026 |
| May 26, 2026 | Sale | David Lee King (Director) sold 20,000 shares at about $119.09 ($2.4M). Holdings down 57% to 14,941 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 28, 2026 |
| Apr 15, 2026 | Purchase (code P) | Terry D. Mccallister (Director) bought 10 shares at $164.40 ($2K), reported as a purchase (code P). Holdings up <1% to 20,857 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 17, 2026 |
| Jan 15, 2026 | Purchase (code P) | Terry D. Mccallister (Director) bought 12 shares at $138.00 ($2K), reported as a purchase (code P). Holdings up <1% to 20,552 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jan 16, 2026 |
| Dec 11, 2025 | Sale | John P. Schauerman (Director) sold 7,815 shares indirectly (by trust) at $136.00 ($1.1M). Holdings by trust down 9% to 74,466 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 15, 2025 |
| Dec 8, 2025 | Sale | Carla S. Mashinski (Director) sold 2,082 shares at $135.14 ($281K). Holdings down 9% to 21,530 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 9, 2025 |
| Nov 10, 2025 | Sale | David Lee King (CEO and Director) sold 3,500 shares at $130.00 ($455K). Holdings down 14% to 21,302 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 12, 2025 |
| Nov 7, 2025 | Sale | Patricia K Wagner (Director) sold 13,491 shares indirectly (by trust) at $125.23 ($1.7M). Holdings by trust down 75% to 4,495 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 12, 2025 |
44 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
| Filed | Items | Tag | Source |
|---|---|---|---|
| Nov 3, 2026, 5:10 PM ET 8-K/A | Executive or director change (Item 5.02) | Amendment | SEC filing |
| Nov 3, 2026, 5:04 PM ET 8-K | Earnings released (Item 2.02) Other event (Item 8.01) | SEC filing |
Red flags are objective triggers only: the item or form filed, never an opinion.
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