Simplex Trading
MRTN icon

Simplex Trading’s Marten Transport MRTN Stock Holding History

Simplex Trading’s Portfolio MRTN Stock Details MRTN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$528K Buy
+40,200
New +$516K ﹤0.01% 3190
2025
Q3 		– Sell
-24,300
Closed -$315K – 9669
2025
Q2 		$315K Sell
24,300
-22,900
-49% -$302K ﹤0.01% 4014
2025
Q1 		$647K Buy
+47,200
New +$702K ﹤0.01% 3117
2024
Q3 		– Sell
-100
Closed -$1K – 9175
2024
Q2 		$1K Buy
+100
New +$1.75K ﹤0.01% 8496
2023
Q4 		– Sell
-16,600
Closed -$327K – 9439
2023
Q3 		$327K Buy
+16,600
New +$351K ﹤0.01% 3845
2022
Q4 		– Sell
-100
Closed -$1K – 9940
2022
Q3 		$1K Sell
100
-6,000
-98% -$120K ﹤0.01% 9578
2022
Q2 		$102K Buy
6,100
+3,600
+144% +$61.9K ﹤0.01% 5541
2022
Q1 		$44K Sell
2,500
-21,800
-90% -$382K ﹤0.01% 7316
2021
Q4 		$416K Buy
+24,300
New +$402K ﹤0.01% 4065
2021
Q1 		– Sell
-5
Closed -$8K – 9571
2020
Q4 		$8K Buy
+5
New +$86 ﹤0.01% 7533
2019
Q4 		– Sell
-62
Closed -$85K – 7706
2019
Q3 		$85K Buy
+62
New +$813 ﹤0.01% 4490
2018
Q4 		– Sell
-476
Closed -$667K – 7519
2018
Q3 		$667K Buy
476
+450
+1,731% +$6.7K ﹤0.01% 2315
2018
Q2 		$39K Buy
+26
New +$384 ﹤0.01% 5307

Other funds holding MRTN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
NI
Nuance Investments Kansas City, Missouri $717M AUM 3.8% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Simplex Trading's MRTN Position: Q1 2026 in Review

Simplex Trading opened a new position in Marten Transport (MRTN) in Q1 2026: 608 shares worth $7.98K. The stake represents ﹤0.01% of the portfolio and ranks #7553 among its holdings. This is a return to the name: Simplex Trading previously reported a position in MRTN as recently as Q3 2025.

Simplex Trading first reported a position in MRTN in Q2 2015 and has held it in 13 quarters since. The position peaked at $358K in Q4 2024. 225 funds tracked by Wall St. Rank hold MRTN as of Q1 2026.

  • Simplex Trading held 608 shares of Marten Transport worth $7.98K as of Q1 2026.
  • Marten Transport was a new Simplex Trading position in Q1 2026.
  • Marten Transport made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #7553 holding.
  • Simplex Trading first reported a position in Marten Transport in Q2 2015 and has held it in 13 quarters since.
  • Simplex Trading's Marten Transport position peaked at $358K in Q4 2024.
  • 225 funds tracked by Wall St. Rank held Marten Transport as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.