Jane Street
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Jane Street’s Marten Transport MRTN Stock Holding History

Jane Street’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 		$805K Buy
+61,300
New +$787K ﹤0.01% 6960
2025
Q3 		– Sell
-74,700
Closed -$970K – 11411
2025
Q2 		$970K Buy
+74,700
New +$984K ﹤0.01% 5673

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

Jane Street's MRTN Position: Q1 2026 in Review

Jane Street increased its Marten Transport (MRTN) stake by 317% in Q1 2026, buying an estimated $592K and bringing the position to 60,648 shares worth $796K. The position accounts for ﹤0.01% of the portfolio, ranked #6991.

Jane Street first reported a position in MRTN in Q3 2014 and has held it in 18 quarters since. The position peaked at $2.12M in Q2 2025. 225 funds tracked by Wall St. Rank hold MRTN as of Q1 2026.

  • Jane Street held 60,648 shares of Marten Transport worth $796K as of Q1 2026.
  • Jane Street bought 46,101 Marten Transport shares in Q1 2026, an estimated $592K.
  • Marten Transport made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #6991 holding.
  • Jane Street first reported a position in Marten Transport in Q3 2014 and has held it in 18 quarters since.
  • Jane Street's Marten Transport position peaked at $2.12M in Q2 2025.
  • 225 funds tracked by Wall St. Rank held Marten Transport as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.