MRT — MARTI TECHNOLOGIES INC
As of Q2 2026, 2 SEC-registered investment managers reported holding MRT (MARTI TECHNOLOGIES INC) in their latest 13F filings, with a combined reported value of $1.31M across 1.00M shares. That is -4.8% by share count (-50.98K shares) versus the previous quarter, while reported value moved -37.7%. Ownership is concentrated: the five largest holders account for 100.0% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 1 opened new positions, 4 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
MRT is classified in the Consumer Discretionary sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
Q2 2026 — 2 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Wells Fargo & Co history | 1.00M | $1.31M | 0.00% | Hold |
| Morgan Stanley history | 1.00K | $1.31K | 0.00% | New |
Q1 2026 — 5 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Wells Fargo & Co history | 1.00M | $2.00M | 0.00% | Hold |
| Renaissance Technologies history | 40.20K | $80.40K | 0.00% | Reduce |
| Citadel Advisors history | 11.29K | $22.58K | 0.00% | Reduce |
| UBS Group AG history | 494 | $988 | 0.00% | Reduce |
| Citigroup Inc history | 1 | $2 | 0.00% | New |
Q4 2025 — 5 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Wells Fargo & Co history | 1.00M | $2.37M | 0.00% | Add |
| Renaissance Technologies history | 73.10K | $173.25K | 0.00% | Add |
| Millennium Management history | 23.28K | $55.18K | 0.00% | Add |
| Citadel Advisors history | 17.23K | $40.85K | 0.00% | New |
| UBS Group AG history | 2.80K | $6.63K | 0.00% | Reduce |
Q3 2025 — 4 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Wells Fargo & Co history | 500.00K | $1.02M | 0.00% | Hold |
| Renaissance Technologies history | 65.66K | $133.94K | 0.00% | Add |
| Millennium Management history | 16.47K | $33.59K | 0.00% | Add |
| UBS Group AG history | 13.94K | $28.44K | 0.00% | Reduce |
Q2 2025 — 7 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Wells Fargo & Co history | 500.00K | $1.51M | 0.00% | Hold |
| Renaissance Technologies history | 64.50K | $195.44K | 0.00% | Add |
| Renaissance Technologies history | 64.50K | $195.44K | 0.00% | Add |
| UBS Group AG history | 41.44K | $125.56K | 0.00% | Reduce |
| Citadel Advisors history | 11.85K | $35.89K | 0.00% | New |
| Citadel Advisors history | 11.85K | $35.89K | 0.00% | New |
| Millennium Management history | 10.74K | $32.53K | 0.00% | New |
Q1 2025 — 4 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Wells Fargo & Co history | 500.00K | $1.55M | 0.00% | Hold |
| UBS Group AG history | 57.48K | $178.78K | 0.00% | Add |
| Renaissance Technologies history | 19.09K | $59.36K | 0.00% | Reduce |
| Renaissance Technologies history | 19.09K | $59.36K | 0.00% | Reduce |
New Positions (Q2 2026)
- Morgan Stanley 1.00K sh · $1.31K
Fully Exited (vs previous quarter)
- Renaissance Technologies sold 40.20K sh · $80.40K
- Citadel Advisors sold 11.29K sh · $22.58K
- UBS Group AG sold 494 sh · $988
- Citigroup Inc sold 1 sh · $2
Fund Position History — shares by quarter (top 8 funds)
| Fund | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 | Q1 2025 | Q4 2024 | Q3 2024 | Q2 2024 | Q4 2023 | Q3 2023 | Q2 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wells Fargo & Co | 1.00M | 1.00M | 1.00M | 500.00K | 500.00K | 500.00K | 500.00K | 200.00K | — | — | — | — |
| Morgan Stanley | 1.00K | — | — | — | — | — | — | 800 | 500 | — | — | — |
| Citadel Advisors | — | 11.29K | 17.23K | — | 11.85K | — | — | — | — | — | — | — |
| Renaissance Technologies | — | 40.20K | 73.10K | 65.66K | 64.50K | 19.09K | 37.30K | — | — | — | — | — |
| Citigroup Inc | — | 1 | — | — | — | — | — | — | — | — | — | — |
| Millennium Management | — | — | 23.28K | 16.47K | 10.74K | — | — | — | — | — | — | — |
| UBS Group AG | — | 494 | 2.80K | 13.94K | 41.44K | 57.48K | 49.95K | 128 | 19.59K | 9.39K | 3.48K | — |
| Marshall Wace | — | — | — | — | — | — | — | — | — | — | — | 215.25K |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details