MAMA
name pending profile ingest
Momentum inputs (comparable managers):
holder breadth +16.7% ·
share flow -0.8% ·
net new positions +14.3%
· formula
Ownership fragmentation: more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 64 | +7 | 15.53M | $277.85M | +11 | −5 |
| Q1 2026 | 61 | +6 | 14.86M | $227.72M | +9 | −3 |
| Q4 2025 | 55 | +1 | 13.94M | $188.01M | +1 | n/a |
| Q3 2025 | 12 | +1 | 6.17M | $64.88M | +1 | n/a |
| Q2 2025 | 8 | -1 | 5.70M | $47.35M | n/a | −1 |
| Q1 2025 | 6 | 0 | 1.74M | $11.31M | +1 | −1 |
| Q4 2024 | 6 | -2 | 1.73M | $13.73M | n/a | −2 |
| Q3 2024 | 7 | +1 | 1.39M | $10.15M | +3 | −2 |
| Q2 2024 | 6 | n/a | 1.40M | $9.38M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Geode Capital Management ✦ (passive) | 755.49K | +7.7% | $5.52M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 2 | Renaissance Technologies ✦ | 443.36K | +0.5% | $3.24M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | D. E. Shaw & Co. ✦ | 98.73K | New | $720,722 | 0.0% | New | 1 | SEC ↗ ×2 |
| 4 | Arrowstreet Capital ✦ | 42.97K | New | $313,681 | 0.0% | New | 1 | SEC ↗ |
| 5 | Two Sigma Investments ✦ | 24.95K | -74.4% | $182,172 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 6 | AQR Capital Management ✦ | 14.72K | New | $107,427 | 0.0% | New | 1 | SEC ↗ |
| 7 | T. Rowe Price ✦ | 10.55K | 0.0% | $78,000 | 0.0% | Held | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| D. E. Shaw & Co. | $720,722 | 0.0% |
| Arrowstreet Capital | $313,681 | 0.0% |
| AQR Capital Management | $107,427 | 0.0% |
Exited
| Citadel Advisors | $625,701 | was 0.0% |
| Marshall Wace | $395,564 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 164 holders, 31.63M shares, $475.97M 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.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer, Director · 69.68K sh · $927,258
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology