MRSN
name pending profile ingest
Momentum inputs (comparable managers):
holder breadth +4.5% ·
share flow -30.0% ·
net new positions +4.3%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 210.30K | -30.5% | $6.08M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 2 | BlackRock ✦ (passive) | 69.21K | -28.1% | $2.00M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 3 | Bank Of America Corp /De/ | 65.75K | — | $1.90M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 4 | Millennium Management ✦ | 63.30K | -18.8% | $1.83M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | Geode Capital Management ✦ (passive) | 43.92K | +5.5% | $1.27M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 6 | AQR Capital Management ✦ | 37.26K | -20.2% | $1.08M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 7 | Mackenzie Financial Corp | 33.83K | — | $967,437 | 0.0% | n/c | 1 | SEC ↗ |
| 8 | Citadel Advisors ✦ | 22.49K | New | $650,722 | 0.0% | New | 1 | SEC ↗ |
| 9 | State Street Global Advisors ✦ (passive) | 19.54K | -34.5% | $565,379 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | Morgan Stanley ✦ | 18.50K | -61.7% | $535,089 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 11 | Point72 Asset Management ✦ | 10.36K | New | $299,831 | 0.0% | New | 1 | SEC ↗ |
| 12 | GAMCO Investors ✦ | 10.00K | New | $289,300 | 0.0% | New | 1 | SEC ↗ |
| 13 | Northern Trust Corp | 8.59K | — | $248,393 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 14 | Cwm, Llc | 2.29K | — | $66,000 | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Bnp Paribas Financial Markets | 1.09K | — | $31,534 | 0.0% | n/c | 1 | SEC ↗ |
| 16 | Group One Trading Llc | 1.07K | — | $31,042 | 0.0% | n/c | 1 | SEC ↗ |
| 17 | UBS Group AG | 221 | — | $6,394 | 0.0% | n/c | 1 | SEC ↗ |
| 18 | Royal Bank Of Canada | 168 | — | $5,000 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 19 | JPMorgan Chase ✦ | 112 | -99.1% | $3,240 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 20 | Osaic Holdings, Inc. | 103 | — | $2,980 | 0.0% | n/c | 1 | SEC ↗ |
| 21 | Wells Fargo & Company/Mn | 40 | — | $1,157 | 0.0% | n/c | 1 | SEC ↗ |
| 22 | Fidelity (FMR) ✦ | 8 | -99.8% | $231 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 23 | Danske Bank A/S | 1 | — | $29 | 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
| Citadel Advisors | $650,722 | 0.0% |
| Point72 Asset Management | $299,831 | 0.0% |
| GAMCO Investors | $289,300 | 0.0% |
Exited
| Renaissance Technologies | $686,488 | was 0.0% |
| Two Sigma Investments | $238,139 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 3 shares, $87 reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.