MARTI TECHNOLOGIES INC (MRT) Institutional Ownership Changes & 13F Activity

MARTI TECHNOLOGIES INC (MRT). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Dld Asset Management, Lp, Weiss Asset Management Lp, Gramercy Funds Management Llc, Osaic Holdings, Inc., and Renaissance Technologies LLC.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Arbiter Partners Capital ManagementBuy+36,822+12.9%323,076$423.23KQ2 2026Sep 15, 2026
Weiss Asset Management LpBuy+308,905308,905$404.67KQ2 2026Aug 14, 2026
Gramercy Funds Management LlcBuy+242,385+10.4%2,570,413$3.37MQ2 2026Aug 14, 2026
Osaic Holdings, Inc.Buy+158,794158,794$208.02KQ2 2026Aug 14, 2026
Xtx Topco LtdBuy+10,24410,244$13.42KQ2 2026Aug 14, 2026
Dld Asset Management, LpBuy+497,000+7.6%7,063,117$9.25MQ2 2026Aug 13, 2026
Morgan StanleyBuy+1,0001,000$1.31KQ2 2026Aug 13, 2026
State Street CorpSell-2,296-6.8%31,330$41.04KQ2 2026Aug 07, 2026
Caitong International Asset Management Co., LtdBuy+11$1.00Q2 2026Aug 05, 2026
Sbi Securities Co., Ltd.Buy+100100$131.00Q2 2026Jul 23, 2026
Citadel Advisors LlcSell-11,288-100.0%0$0.00Q2 2026May 15, 2026
Renaissance Technologies LLCSell-40,200-100.0%0$0.00Q2 2026May 14, 2026
Citigroup IncSell-1-100.0%0$0.00Q2 2026May 11, 2026
Ubs Group AgSell-494-100.0%0$0.00Q2 2026May 05, 2026
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Frequently asked questions about MRT activity

  • Which institutional owners are buying MRT?

    Institutional owners buying MRT include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in MRT activity?

    "Buy" means an investor increased their reported position in MRT compared to the prior reporting period. This reflects growing exposure to MARTI TECHNOLOGIES INC (MRT) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in MRT increasing?

    Institutional interest in MRT can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.