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 		$392K Buy
3,951
+838
+27% +$110K ﹤0.01% 3915
2026
Q1 		$445K Buy
+3,113
New +$456K ﹤0.01% 3407
2025
Q2 		– Sell
-136
Closed -$9.22K – 9517
2025
Q1 		$7K Buy
+136
New +$9.84K ﹤0.01% 7360
2024
Q4 		– Sell
-403
Closed -$29.4K – 9388
2024
Q3 		$23K Sell
403
-23,193
-98% -$1.24M ﹤0.01% 6562
2024
Q2 		$1.18M Buy
+23,596
New +$1.17M ﹤0.01% 2756
2022
Q4 		– Sell
-256
Closed -$5.17K – 10156
2022
Q3 		$4K Buy
+256
New +$5.35K ﹤0.01% 8949
2021
Q4 		– Sell
-8,551
Closed -$216K – 11229
2021
Q3 		$253K Sell
8,551
-400
-4% -$10.7K ﹤0.01% 5218
2021
Q2 		$263K Buy
8,951
+6,580
+278% +$212K ﹤0.01% 5199
2021
Q1 		$78K Buy
2,371
+2,184
+1,168% +$71.9K ﹤0.01% 6087
2020
Q4 		$5K Buy
+187
New +$4.3K ﹤0.01% 7728
2019
Q4 		– Sell
-806
Closed -$17.3K – 7836
2019
Q3 		$15K Buy
806
+506
+169% +$10.1K ﹤0.01% 6014
2019
Q2 		$6K Sell
300
-155
-34% -$3.18K ﹤0.01% 6371
2019
Q1 		$9K Sell
455
-479
-51% -$10.1K ﹤0.01% 6222
2018
Q4 		$17K Buy
+934
New +$21K ﹤0.01% 5470
2018
Q3 		– Sell
-1,112
Closed -$30K – 7918
2018
Q2 		$30K Sell
1,112
-291
-21% -$7.72K ﹤0.01% 5539
2018
Q1 		$35K Buy
+1,403
New +$36K ﹤0.01% 2793
2017
Q2 		– Sell
-700
Closed -$16.5K – 6638
2017
Q1 		$16K Sell
700
-331
-32% -$7.95K ﹤0.01% 3494
2016
Q4 		$23K Buy
+1,031
New +$22.7K ﹤0.01% 2909
2015
Q2 		– Sell
-17
Closed – – 5719
2015
Q1 		$0 Sell
17
-23
-58% -$449 ﹤0.01% 5453
2014
Q4 		$1K Buy
+40
New +$1K ﹤0.01% 4228

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 $3.38T AUM 44.17% 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. 449 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.
  • 449 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.