BLSG
name pending profile ingest
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Optiver Holding B.V. | 76.72K | +25.3% | $131,389 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 61.22K shares, $299,110 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.