Security record · archived quarter
AMPX-WT
name pending profile ingest
2Tracked holders
-3Δ holders
4.52MShares held
$31.05MReported value
+0New positions
−3Exits
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 | LMR Partners LLP | 4.49M | +3.5% | $30.85M | 0.4% | ▲ Add | 2 | SEC ↗ |
| 2 | D. E. Shaw & Co. ✦ | 29.50K | -89.0% | $202,665 | 0.0% | ▼ Trim | 6 | SEC ↗ |
“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
| Toronto Dominion Bank | $969,425 | was 0.0% |
| Stifel Financial Corp | $55,255 | was 0.0% |
| Cetera Investment Advisers | $25,700 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 12 holders, 9.56M shares, $69.26M 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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