Simplex Trading
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Simplex Trading’s Martin Marietta Materials MLM Stock Holding History

Simplex Trading’s Portfolio MLM Stock Details MLM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-2,703
Closed -$1.61M – 9646
2025
Q2 		$1.48M Sell
2,703
-872
-24% -$461K ﹤0.01% 2389
2025
Q1 		$1.71M Buy
3,575
+354
+11% +$180K ﹤0.01% 2192
2024
Q4 		$1.66M Buy
3,221
+2,852
+773% +$1.62M ﹤0.01% 2362
2024
Q3 		$198K Sell
369
-1,225
-77% -$662K ﹤0.01% 4521
2024
Q2 		$863K Sell
1,594
-4,179
-72% -$2.43M ﹤0.01% 3074
2024
Q1 		$3.54M Buy
5,773
+5,381
+1,373% +$2.94M ﹤0.01% 1887
2023
Q4 		$195K Buy
+392
New +$177K ﹤0.01% 4706
2022
Q3 		– Sell
-1,960
Closed -$664K – 10508
2022
Q2 		$586K Buy
+1,960
New +$669K ﹤0.01% 3255
2021
Q2 		– Sell
-5,206
Closed -$1.85M – 10439
2021
Q1 		$1.75M Buy
5,206
+1,516
+41% +$484K ﹤0.01% 1763
2020
Q4 		$1.05M Buy
+3,690
New +$983K ﹤0.01% 2497
2018
Q3 		– Sell
-11,835
Closed -$2.44M – 7791
2018
Q2 		$2.64M Buy
11,835
+10,338
+691% +$2.21M 0.01% 948
2018
Q1 		$310K Buy
+1,497
New +$324K 0.01% 971
2016
Q4 		– Sell
-2,447
Closed -$503K – 6262
2016
Q3 		$438K Buy
+2,447
New +$467K 0.03% 576
2016
Q1 		– Sell
-330
Closed -$45.4K – 5970
2015
Q4 		$45K Buy
+330
New +$50.1K ﹤0.01% 1997

Other funds holding MLM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return
Aristotle Capital Management
Aristotle Capital Management Los Angeles, California $47.8B AUM 13.38% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

Simplex Trading's MLM Position: Q3 2025 in Review

Simplex Trading sold out of Martin Marietta Materials (MLM) in Q3 2025, closing a stake of 2,703 shares — an estimated $1.61M sold.

Simplex Trading first reported a position in MLM in Q4 2015 and held it in 14 quarters. The position peaked at $3.54M in Q1 2024. 1,051 funds tracked by Wall St. Rank hold MLM as of Q3 2025.

  • Simplex Trading reported no remaining Martin Marietta Materials position as of Q3 2025 after selling out during the quarter.
  • Simplex Trading sold 2,703 Martin Marietta Materials shares in Q3 2025, an estimated $1.61M.
  • Simplex Trading first reported a position in Martin Marietta Materials in Q4 2015 and held it in 14 quarters.
  • Simplex Trading's Martin Marietta Materials position peaked at $3.54M in Q1 2024.
  • 1,051 funds tracked by Wall St. Rank held Martin Marietta Materials as of Q3 2025.

Based on Simplex Trading's 13F filing for Q3 2025, filed 12 Nov 2025.