Security record · archived quarter
MRBK
name pending profile ingest
47Tracked holders
+1Δ holders
3.82MShares held
$67.11MReported value
+1New positions
−0Exits
Momentum inputs (comparable managers):
holder breadth +2.2% ·
share flow +0.2% ·
net new positions +2.1%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 49 | +1 | 4.97M | $97.79M | +4 | −3 |
| Q1 2026 | 50 | +3 | 4.11M | $74.78M | +6 | −3 |
| Q4 2025 | 47 | +1 | 3.82M | $67.11M | +1 | n/a |
| Q3 2025 | 15 | +2 | 2.06M | $32.49M | +2 | n/a |
| Q2 2025 | 10 | 0 | 1.76M | $22.73M | n/a | n/a |
| Q1 2025 | 7 | +1 | 602.93K | $8.68M | +1 | n/a |
| Q4 2024 | 6 | 0 | 319.70K | $4.38M | n/a | n/a |
| Q3 2024 | 5 | +1 | 207.25K | $2.62M | +1 | n/a |
| Q2 2024 | 4 | n/a | 150.42K | $1.58M | n/a | n/a |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 584.07K | +0.8% | $10.27M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 2 | BlackRock ✦ (passive) | 542.63K | +4.1% | $9.54M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 3 | First Manhattan Co. Llc. | 437.70K | n/a | $7.69M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Dimensional Fund Advisors Lp | 395.28K | n/a | $6.95M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 5 | Geode Capital Management ✦ (passive) | 213.12K | +0.6% | $3.75M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 6 | Arrowstreet Capital ✦ | 179.06K | +4.2% | $3.15M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 7 | Connor, Clark & Lunn Investment… | 139.40K | n/a | $2.45M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | American Century Companies Inc | 135.85K | n/a | $2.39M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | Nuveen, LLC | 129.06K | n/a | $2.27M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 10 | Marshall Wace ✦ | 116.57K | +10.0% | $2.05M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 11 | State Street Global Advisors ✦ (passive) | 105.09K | +4.9% | $1.85M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 12 | Two Sigma Investments ✦ | 100.47K | +21.3% | $1.77M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | Russell Investments Group, Ltd. | 65.90K | n/a | $1.16M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 14 | Northern Trust Corp | 64.95K | n/a | $1.14M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 15 | Goldman Sachs Group ✦ | 63.74K | -1.1% | $1.12M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 16 | Prudential Financial Inc | 48.01K | n/a | $844,016 | 0.0% | n/c | 1 | SEC ↗ |
| 17 | Bank of New York Mellon Corp | 44.29K | n/a | $778,620 | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 18 | Squarepoint Ops LLC | 43.20K | n/a | $759,368 | 0.0% | n/c | 1 | SEC ↗ |
| 19 | Barclays Plc | 42.28K | n/a | $743,265 | 0.0% | n/c | 1 | SEC ↗ |
| 20 | Jane Street Group, Llc | 32.54K | n/a | $572,088 | 0.0% | n/c | 1 | SEC ↗ |
| 21 | AQR Capital Management ✦ | 32.50K | +25.2% | $571,316 | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 22 | Morgan Stanley ✦ | 27.05K | +61.0% | $475,657 | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 23 | Charles Schwab Investment… | 26.59K | n/a | $467,382 | 0.0% | n/c | 1 | SEC ↗ |
| 24 | Man Group plc | 25.86K | n/a | $454,619 | 0.0% | n/c | 1 | SEC ↗ |
| 25 | Millennium Management ✦ | 25.53K | +8.7% | $448,817 | 0.0% | ▲ Add | 7 | SEC ↗ |
| 26 | Renaissance Technologies ✦ | 22.90K | -63.4% | $402,582 | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 27 | UBS Group AG | 21.12K | n/a | $371,220 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 28 | Point72 Asset Management ✦ | 17.83K | New | $313,504 | 0.0% | New | 1 | SEC ↗ |
| 29 | Citadel Advisors ✦ | 17.31K | -75.8% | $304,310 | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 30 | JPMorgan Chase ✦ | 17.11K | -10.4% | $300,794 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 31 | Invesco Ltd. | 16.15K | n/a | $283,970 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 32 | State Of Wisconsin Investment Board | 15.60K | n/a | $274,248 | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Rhumbline Advisers | 11.55K | n/a | $203,059 | 0.0% | n/c | 1 | SEC ↗ |
| 34 | Wells Fargo & Company/Mn | 10.91K | n/a | $191,727 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 35 | Bank Of America Corp /De/ | 10.15K | n/a | $178,402 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 36 | Deutsche Bank Ag\ | 7.13K | n/a | $125,275 | 0.0% | n/c | 1 | SEC ↗ |
| 37 | Canada Pension Plan Investment Board | 6.40K | n/a | $112,512 | 0.0% | n/c | 1 | SEC ↗ |
| 38 | Royal Bank Of Canada | 5.17K | n/a | $91,000 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 39 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 4.39K | n/a | $77,264 | 0.0% | n/c | 1 | SEC ↗ |
| 40 | New York State Common Retirement… | 3.60K | n/a | $63,288 | 0.0% | n/c | 1 | SEC ↗ |
| 41 | Pnc Financial Services Group, Inc. | 3.46K | n/a | $60,809 | 0.0% | n/c | 1 | SEC ↗ |
| 42 | Bnp Paribas Financial Markets | 2.06K | n/a | $36,162 | 0.0% | n/c | 1 | SEC ↗ |
| 43 | Cwm, Llc | 1.56K | n/a | $28,000 | 0.0% | n/c | 1 | SEC ↗ |
| 44 | Legal & General Group Plc | 815 | n/a | $14,328 | 0.0% | n/c | 1 | SEC ↗ |
| 45 | California State Teachers… | 569 | n/a | $10,003 | 0.0% | n/c | 1 | SEC ↗ |
| 46 | Fidelity (FMR) ✦ | 552 | +2966.7% | $9,704 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 47 | Citigroup Inc | 209 | n/a | $3,674 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Point72 Asset Management | $313,504 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 45 holders, 507.90K shares, $3.69M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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