Simplex Trading
PRIM icon

Simplex Trading’s Primoris Services PRIM Stock Holding History

Simplex Trading’s Portfolio PRIM Stock Details PRIM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$2.2M Buy
22,200
+20,600
+1,288% +$2.71M ﹤0.01% 1942
2026
Q1 		$229K Sell
1,600
-2,600
-62% -$381K ﹤0.01% 4146
2025
Q4 		$521K Sell
4,200
-8,400
-67% -$1.1M ﹤0.01% 3263
2025
Q3 		$1.73M Sell
12,600
-200
-2% -$21.5K ﹤0.01% 2471
2025
Q2 		$997K Buy
12,800
+8,900
+228% +$603K ﹤0.01% 2780
2025
Q1 		$223K Sell
3,900
-7,800
-67% -$564K ﹤0.01% 4201
2024
Q4 		$893K Buy
11,700
+11,300
+2,825% +$825K ﹤0.01% 2948
2024
Q3 		$23K Sell
400
-26,800
-99% -$1.43M ﹤0.01% 6561
2024
Q2 		$1.36M Buy
27,200
+12,900
+90% +$638K ﹤0.01% 2594
2024
Q1 		$608K Buy
14,300
+13,300
+1,330% +$491K ﹤0.01% 3650
2023
Q4 		$33K Buy
+1,000
New +$31.2K ﹤0.01% 6485
2023
Q3 		– Sell
-500
Closed -$15K – 9577
2023
Q2 		$15K Sell
500
-14,600
-97% -$391K ﹤0.01% 7047
2023
Q1 		$372K Buy
15,100
+11,300
+297% +$286K ﹤0.01% 3578
2022
Q4 		$83K Buy
3,800
+2,900
+322% +$58.6K ﹤0.01% 5297
2022
Q3 		$14K Sell
900
-12,600
-93% -$263K ﹤0.01% 7922
2022
Q2 		$293K Buy
13,500
+3,900
+41% +$93.9K ﹤0.01% 4131
2022
Q1 		$228K Buy
9,600
+4,800
+100% +$124K ﹤0.01% 4962
2021
Q4 		$115K Buy
4,800
+1,100
+30% +$27.8K ﹤0.01% 6029
2021
Q3 		$109K Hold
3,700
– – ﹤0.01% 6504
2021
Q2 		$108K Buy
3,700
+3,686
+26,329% +$119K ﹤0.01% 6624
2021
Q1 		$46K Buy
14
+1
+8% +$33 ﹤0.01% 6722
2020
Q4 		$35K Sell
13
-10
-43% -$230 ﹤0.01% 6539
2020
Q3 		$41K Buy
+23
New +$407 ﹤0.01% 5801
2020
Q2 		– Sell
-3
Closed -$4K – 8195
2020
Q1 		$4K Sell
3
-2
-40% -$39 ﹤0.01% 6966
2019
Q4 		$11K Buy
+5
New +$107 ﹤0.01% 6339
2017
Q4 		– Sell
-41
Closed -$10K – 6532
2017
Q3 		$10K Buy
+41
New +$1.09K ﹤0.01% 3779

Other funds holding PRIM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
SCA
Southpoint Capital Advisors New York $4.4B AUM 49.36% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Simplex Trading's PRIM Position: Q2 2026 in Review

Simplex Trading increased its Primoris Services (PRIM) stake by 27% in Q2 2026, buying an estimated $110K and bringing the position to 3,951 shares worth $392K. The position accounts for ﹤0.01% of the portfolio, ranked #3915.

Simplex Trading first reported a position in PRIM in Q4 2014 and has held it in 20 quarters since. The position peaked at $1.18M in Q2 2024. 450 funds tracked by Wall St. Rank hold PRIM as of Q2 2026.

  • Simplex Trading held 3,951 shares of Primoris Services worth $392K as of Q2 2026.
  • Simplex Trading bought 838 Primoris Services shares in Q2 2026, an estimated $110K.
  • Primoris Services made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #3915 holding.
  • Simplex Trading first reported a position in Primoris Services in Q4 2014 and has held it in 20 quarters since.
  • Simplex Trading's Primoris Services position peaked at $1.18M in Q2 2024.
  • 450 funds tracked by Wall St. Rank held Primoris Services as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.