Vault-13

MARTI TECHNOLOGIES INC MRT

SHS CL A · Common Stock · CUSIP 573134103

16 institutional holders +1 vs Q1 2026
12,251,04712.3m shares reported held*
$16.0mreported value*
5 new 4 added 1 reduced 4 sold out net bought ≈ $1.8m (+1.4m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $1.31.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

01020Q2 23: 1Q3 23: 4Q4 23: 12Q1 24: 9Q2 24: 11Q3 24: 12Q4 24: 17Q1 25: 15Q2 25: 15Q3 25: 13Q4 25: 16Q1 26: 15Q2 26: 1616Q2 23Q1 24Q4 24Q3 25Q2 26
Numbers
QuarterHolders
Q2 20231
Q3 20234
Q4 202312
Q1 20249
Q2 202411
Q3 202412
Q4 202417
Q1 202515
Q2 202515
Q3 202513
Q4 202516
Q1 202615
Q2 202616

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
20020Q3 24: 6 bought or addedQ3 24: 3 cut or sold outQ4 24: 11 bought or addedQ4 24: 1 cut or sold outQ4 24Q1 25: 3 bought or addedQ1 25: 5 cut or sold outQ2 25: 6 bought or addedQ2 25: 5 cut or sold outQ2 25Q3 25: 5 bought or addedQ3 25: 4 cut or sold outQ4 25: 10 bought or addedQ4 25: 2 cut or sold outQ4 25Q1 26: 2 bought or addedQ1 26: 8 cut or sold outQ2 26: 9 bought or addedQ2 26: 5 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 202463
Q4 2024111
Q1 202535
Q2 202565
Q3 202554
Q4 2025102
Q1 202628
Q2 202695

Biggest buyers

DLD Asset Management, LP Added +497,000+497.0k
Arbiter Partners Capital Management LLC Added +359,898+359.9k
Gramercy Funds Management LLC Added +242,385+242.4k
Weiss Asset Management LP Added +181,499+181.5k
OSAIC HOLDINGS, INC. New +158,794+158.8k
XTX Topco Ltd New +10,244+10.2k
MORGAN STANLEY New +1,000+1.0k
SBI Securities Co., Ltd. New +100+100
Caitong International Asset Management Co., Ltd New +1+1

Biggest sellers

RENAISSANCE TECHNOLOGIES LLC Sold out -40,200-40.2k
CITADEL ADVISORS LLC Sold out -11,288-11.3k
STATE STREET CORP Reduced -2,296-2.3k
UBS Group AG Sold out -494-494
CITIGROUP INC Sold out -1-1

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
Durgun Cankut 13D · may seek influence no change · filed 2026-04-24
Stated purposeItem 4 of the Schedule 13D is hereby amended and supplemented as follows: The purpose of filing this Amendment No. 2 is to report the contribution, on April 22, 2026, of the Contributed Shares to the Oktem Family Fund pursuant to the 2nd A&R LLCA. Pursuant to the terms of the 2nd A&R LLCA, Esra Unluaslan Durgun (the "Durgun Member") shall maintain all beneficial ownership rights to the Contributed Shares held by the Oktem Family Fund (the "Durgun Portfolio Company Shares"), including an irrevocable proxy to control the voting of such shares and the ability to direct the sale of such shares at any time. Upon the occurrence of certain trigger events (including a floor price for the Durgun Portfolio Company Shares) or at any time after October 31, 2028, the Manager may exercise its rights t… Full filing
 17.1% no change 14.7m≈ $19.3m 2026-04-24
Oktem Alper 13D · may seek influence +1.0 pts · filed 2026-04-24
Stated purposeItem 4 of the Schedule 13D is hereby amended and supplemented as follows: The purpose of filing this Amendment No. 3 is to report the contribution, on April 22, 2026, of 10,800,000 Class A Ordinary Shares to the Oktem Family Fund by a newly admitted member, pursuant to the Second Amended and Restated Limited Liability Company Agreement of the Oktem Family Fund (the "2nd A&R LLCA"), which amends and restates the Amended and Restated Limited Liability Company Agreement (the "Prior LLCA"). The 2nd A&R LLCA reflects the admission of a new member to the Oktem Family Fund, who contributed 10,800,000 Class A Ordinary Shares. Following such contribution, the Oktem Family Fund holds a total of 22,800,000 Class A Ordinary Shares. Pursuant to the 2nd A&R LLCA, the Reporting Person's rights with re… Full filing
 16.6% +1.0 pts 14.3m≈ $18.7m 2026-04-24
Sumed Equity Ltd. 13D · may seek influence +0.9 pts · filed 2025-10-29
Stated purposeThe information in Item 6 of this Amendment is incorporated herein by reference. The Reporting Persons hold the Company securities reported herein for investment purposes, subject to the following: The Reporting Persons intend to review on a continuing basis their investments in the Company. The Reporting Persons may communicate with the Board, members of management and/or other stockholders from time to time with respect to operational, strategic, financial or governance matters or otherwise work with management and the Board with a view to maximizing stockholder value. Such discussions and actions may be preliminary and exploratory in nature, and may not rise to the level of a plan or proposal. The Reporting Persons may seek to acquire additional securities of the Company (which may in… Full filing
 10.5% +0.9 pts 8.2m≈ $10.8m 2025-10-29
DLD Asset Management, LP 13G · institution new · filed 2026-01-02 10.0% new 8.2m≈ $10.7m 2026-01-02

Insider purchases and sales since 1 Apr 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

None reported since 1 Apr 2026.

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 DLD Asset Management, LP 0.75% of their portfolio NEW YORK, NY 7,063,1177.1m $9.3m $9.3m 0.75% Added +497.0k +497,000
2 Gramercy Funds Management LLC 100.00% of their portfolio West Palm Beach, FL 2,570,4132.6m $3.4m $3.4m 100.00% Added +242.4k +242,385
3 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 1,000,0001.0m $1.3m $1.3m 0.00% Unchanged
4 Arbiter Partners Capital Management LLC 0.23% of their portfolio NEW YORK, NY 646,152646.2k $846.5k $846.5k 0.23% Added +359.9k +359,898
5 Luxor Capital Group, LP 0.05% of their portfolio NEW YORK, NY 355,990356.0k $466.3k $466.3k 0.05% Unchanged
6 Weiss Asset Management LP 0.00% of their portfolio BOSTON, MA 308,905308.9k $404.7k $404.7k 0.00% Added +181.5k +181,499
7 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 158,794158.8k $208.0k $208.0k 0.00% New
8 Curi Capital, LLC 0.00% of their portfolio CHICAGO, IL 35,00035.0k $45.9k $45.9k 0.00% Unchanged
9 BBR PARTNERS, LLC 0.00% of their portfolio NEW YORK, NY 35,00035.0k $45.9k $45.9k 0.00% Unchanged
10 CJM Wealth Advisers, Ltd. 0.01% of their portfolio FALLS CHURCH, VA 35,00035.0k $45.9k $45.9k 0.01% Unchanged
11 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 31,33031.3k $41.0k $41.0k 0.00% Reduced -2.3k -2,296
12 XTX Topco Ltd 0.00% of their portfolio LONDON, X0 10,24410.2k $13.4k $13.4k 0.00% New
13 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 1,0001.0k $1.3k $1.3k 0.00% New
14 SBI Securities Co., Ltd. 0.00% of their portfolio TOKYO, M0 100100 $131 $131 0.00% New
15 Caitong International Asset Management Co., Ltd 0.00% of their portfolio HONG KONG, K3 11 $1 $1 0.00% New
16 Farther Finance Advisors, LLC 0.00% of their portfolio SAN FRANCISCO, CA 11 $1 $1 0.00% Unchanged