Security record · archived quarter
ZK
name pending profile ingest
8Tracked holders
0Δ holders
2.91MShares held
$74.24MReported value
+0New positions
−0Exits
Momentum inputs (comparable managers): holder breadth 0.0% · share flow +30.0% · net new positions 0.0% · formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
Ownership over time
Who holds it · Q2 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 821.81K | n/a | $20.96M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 2 | Citadel Advisors ✦ | 755.73K | +1203.0% | $19.27M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 3 | BlackRock ✦ (passive) | 399.05K | n/a | $10.18M | 0.0% | n/c | 1 | SEC ↗ ×7 |
| 4 | State Street Global Advisors ✦ (passive) | 371.67K | +1084.4% | $9.48M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 5 | Norges Bank ✦ (passive) | 362.82K | +156.1% | $9.25M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Renaissance Technologies ✦ | 91.80K | -67.5% | $2.34M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 7 | Marshall Wace ✦ | 67.50K | +257.4% | $1.72M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 8 | Millennium Management ✦ | 40.94K | -84.7% | $1.04M | 0.0% | ▼ Trim | 5 | 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
| No tracked exits this quarter. |
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 2025 ·
Methodology ·
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