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PDT Partners’s Marten Transport MRTN Stock Holding History

PDT Partners’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 		$618K Sell
47,063
-9,017
-16% -$116K 0.04% 396
2025
Q4 		$638K Buy
56,080
+13,566
+32% +$144K 0.04% 392
2025
Q3 		$453K Buy
+42,514
New +$517K 0.03% 461
2023
Q3 		– Sell
-25,250
Closed -$543K – 647
2023
Q2 		$543K Sell
25,250
-449
-2% -$9.43K 0.07% 366
2023
Q1 		$538K Buy
25,699
+49
+0.2% +$1.04K 0.07% 384
2022
Q4 		$507K Sell
25,650
-12,905
-33% -$258K 0.08% 383
2022
Q3 		$739K Buy
+38,555
New +$772K 0.11% 303
2022
Q1 		– Sell
-53,002
Closed -$910K – 1049
2021
Q4 		$910K Sell
53,002
-1,340
-2% -$22.2K 0.07% 387
2021
Q3 		$853K Buy
54,342
+11,372
+26% +$178K 0.06% 374
2021
Q2 		$709K Sell
42,970
-13,199
-23% -$225K 0.05% 442
2021
Q1 		$953K Buy
56,169
+13,832
+33% +$234K 0.07% 380
2020
Q4 		$729K Sell
42,337
-8,327
-16% -$143K 0.05% 382
2020
Q3 		$827K Buy
50,664
+5,064
+11% +$89.5K 0.05% 337
2020
Q2 		$765K Buy
+45,600
New +$716K 0.05% 323
2015
Q4 		– Sell
-54,883
Closed -$355K – 734
2015
Q3 		$355K Buy
+54,883
New +$418K 0.01% 1006
2014
Q4 		– Sell
-60,340
Closed -$430K – 913
2014
Q3 		$430K Buy
+60,340
New +$490K 0.01% 986
2014
Q1 		– Sell
-25,218
Closed -$204K – 1341
2013
Q4 		$204K Sell
25,218
-23,040
-48% -$167K 0.02% 590
2013
Q3 		$331K Sell
48,258
-15,260
-24% -$106K 0.01% 1211
2013
Q2 		$398K Buy
+63,518
New +$373K 0.01% 1160

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

PDT Partners's MRTN Position: Q1 2026 in Review

PDT Partners reduced its Marten Transport (MRTN) stake by 16% in Q1 2026, selling an estimated $116K and leaving 47,063 shares worth $618K. The position accounts for 0.04% of the portfolio, ranked #396.

PDT Partners first reported a position in MRTN in Q2 2013 and has held it in 19 quarters since. The position peaked at $953K in Q1 2021. 225 funds tracked by Wall St. Rank hold MRTN as of Q1 2026.

  • PDT Partners held 47,063 shares of Marten Transport worth $618K as of Q1 2026.
  • PDT Partners sold 9,017 Marten Transport shares in Q1 2026, an estimated $116K.
  • Marten Transport made up 0.04% of PDT Partners's portfolio in Q1 2026, its #396 holding.
  • PDT Partners first reported a position in Marten Transport in Q2 2013 and has held it in 19 quarters since.
  • PDT Partners's Marten Transport position peaked at $953K in Q1 2021.
  • 225 funds tracked by Wall St. Rank held Marten Transport as of Q1 2026.

Based on PDT Partners's 13F filing for Q1 2026, filed 15 May 2026.