Security record · archived quarter
ARKB
ARK 21Shares Bitcoin ETF · Financial Services · Asset Management
4Tracked holders
+1Δ holders
11.21MShares held
$401.16MReported value
+1New positions
−0Exits
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | +1 | 480 | $13,464 | +1 | n/a |
| Q2 2026 | 28 | -2 | 12.14M | $236.25M | +4 | −7 |
| Q1 2026 | 32 | -1 | 12.96M | $291.55M | +4 | −5 |
| Q4 2025 | 33 | -1 | 14.92M | $433.38M | n/a | −1 |
| Q3 2025 | 6 | +1 | 10.51M | $399.76M | +1 | n/a |
| Q2 2025 | 4 | +1 | 11.21M | $401.16M | +1 | n/a |
| Q1 2025 | 3 | -1 | 4.28M | $352.04M | n/a | −1 |
| Q4 2024 | 4 | +2 | 4.25M | $396.72M | +2 | n/a |
| Q3 2024 | 2 | -2 | 4.08M | $258.79M | n/a | −2 |
| Q2 2024 | 4 | n/a | 4.11M | $246.40M | n/a | n/a |
Who holds it · Q2 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | ARK Investment Management ✦ | 6.62M | -23.1% | $237.00M | 1.7% | ▼ Trim | 5 | SEC ↗ |
| 2 | Millennium Management ✦ | 4.23M | +2.3% | $151.34M | 0.1% | ▲ Add | 5 | SEC ↗ |
| 3 | Citadel Advisors ✦ | 194.25K | +85.1% | $6.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 4 | Renaissance Technologies ✦ | 163.80K | New | $5.86M | 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
| Renaissance Technologies | $5.86M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 146 holders, 35.37M shares, $786.33M 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 2025 ·
Methodology ·
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