BRK-A
Berkshire Hathaway Inc. · Financial Services · Insurance - Diversified
Momentum inputs (comparable managers):
holder breadth +25.0% ·
share flow +30.0% ·
net new positions +20.0%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2026
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 5 | +1 | 130 | $94.61M | +1 | n/a |
| Q2 2026 | 119 | +4 | 57.07K | $42.71B | +6 | −1 |
| Q1 2026 | 116 | -1 | 49.30K | $35.36B | +4 | −6 |
| Q4 2025 | 116 | +1 | 70.41K | $53.12B | +3 | −1 |
| Q3 2025 | 18 | -1 | 34.42K | $25.96B | n/a | −2 |
| Q2 2025 | 17 | 0 | 49.69K | $36.21B | +1 | −1 |
| Q1 2025 | 14 | -1 | 11.47K | $9.16B | n/a | −1 |
| Q4 2024 | 15 | +1 | 11.68K | $7.95B | +1 | n/a |
| Q3 2024 | 13 | +1 | 10.76K | $7.44B | +1 | n/a |
| Q2 2024 | 12 | n/a | 9.18K | $5.62B | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Ninety One UK Ltd | 51 | New | $38.10M | 0.1% | New | 1 | SEC ↗ |
| 2 | Robeco Institutional Asset… | 47 | 0.0% | $35.11M | 0.0% | Held | 3 | SEC ↗ |
| 3 | Wealth Enhancement Advisory… | 28 | +3.7% | $18.41M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 4 | TD Waterhouse Canada Inc. | 3 | 0.0% | $2.25M | 0.0% | Held | 4 | SEC ↗ |
| 5 | Assetmark, Inc | 1 | 0.0% | $747,005 | 0.0% | Held | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Ninety One UK Ltd | $38.10M | 0.1% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,410 holders, 540.09K shares, $318.11B 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.