PRIM
PRIMORIS SVCS (PRIM)
NYSE
$75.31+$0.03 (+0.04%)
Price as of Sep 11, 2026 7:30 PM EDT
  • $3.9B
    Market Cap
  • -38.18%
    1-Year Change
  • Engineering & Construction
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
12.60%
6.8M
-1.5M (-21.99%)
Jun 30, 2026
VANGUARD GROUP INC
11.94%
6.5M
+466,192 (+7.19%)
Dec 31, 2025
BLACKROCK FUNDING, INC. /DE
10.30%
5.6M
-5,709 (-0.10%)
Dec 31, 2024
BLACKROCK INC.
9.51%
5.2M
-24,690 (-0.48%)
Jun 30, 2024
WELLINGTON MANAGEMENT GROUP LLP
8.62%
4.7M
+2.8M (+59.80%)
Jun 30, 2026
WELLINGTON MANAGEMENT CO LLP
7.12%
3.9M
+375,304 (+9.71%)
Dec 31, 2021
VANGUARD PORTFOLIO MANAGEMENT LLC
5.76%
3.1M
-530,560 (-16.99%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions964.1M (72.62%)
  • Mutual Funds355.8M (26.80%)
  • Insiders7.7M (0.58%)
  • Other0 (0.00%)

Insider Transactions

  • 0.58% (7.7M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $1.8M
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Wagner Patricia K
Gift
Aug 11, 2026
$0.00
2,241
$0.00
1,220
King David Lee
Award
Jul 31, 2026
$0.00
356
$0.00
15,297
MCCALLISTER TERRY D
Award
Jul 31, 2026
$0.00
356
$0.00
21,500
MASHINSKI CARLA S
Award
Jul 31, 2026
$0.00
356
$0.00
22,448
Rodriguez Jose Ramon
Award
Jul 31, 2026
$0.00
356
$0.00
18,041
Wagner Patricia K
Award
Jul 31, 2026
$0.00
356
$0.00
3,461
Saluja Harpreet
Award
Jul 31, 2026
$0.00
356
$0.00
1,719
Ching Michael E.
Award
Jul 31, 2026
$0.00
356
$0.00
10,754
MCCALLISTER TERRY D
Buy
Jul 15, 2026
$1,689.96
20
$86.66
21,144