Security record
BRKU
name pending profile ingest
4Tracked holders
+1Δ holders
87.57KShares held
$2.01MReported value
+2New positions
−1Exits
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Optiver Holding B.V. | 30.17K | +208.7% | $693,284 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 2 | Susquehanna International Group, Llp | 26.90K | New | $618,116 | 0.0% | New | 1 | SEC ↗ ×2 |
| 3 | Citadel Advisors ✦ | 17.45K | New | $401,070 | 0.0% | New | 1 | SEC ↗ |
| 4 | Goldman Sachs Group ✦ | 13.05K | -41.2% | $299,843 | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Susquehanna International… | $618,116 | 0.0% |
| Citadel Advisors | $401,070 | 0.0% |
Exited
| Wealth Enhancement Advisory… | $259,181 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 5 holders, 44.38K shares, $964,379 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: Q2 2026 ·
Methodology ·
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