Security record · archived quarter
BEX
name pending profile ingest
4Tracked holders
+2Δ holders
291.52KShares held
$4.84MReported value
+2New positions
−0Exits
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Jane Street Group, Llc | 183.34K | +459.2% | $3.04M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | Optiver Holding B.V. | 72.66K | +43.8% | $1.21M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | IMC-Chicago, LLC | 35.48K | New | $589,018 | 0.0% | New | 1 | SEC ↗ |
| 4 | Simplex Trading, Llc | 40 | New | $664 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| IMC-Chicago, LLC | $589,018 | 0.0% |
| Simplex Trading, Llc | $664 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 6 holders, 292.43K shares, $4.85M 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: Q1 2026 ·
Methodology ·
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