ARCT
Arcturus Therapeutics Holdings Inc. · Healthcare · Biotechnology
Momentum inputs (comparable managers):
holder breadth -20.0% ·
share flow -17.8% ·
net new positions -20.0%
— formula
Broad distribution — falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 62 | +4 | 19.18M | $128.95M | +5 | −1 |
| Q1 2026 | 60 | 0 | 18.54M | $142.94M | +4 | −4 |
| Q4 2025 | 60 | 0 | 18.71M | $114.66M | +3 | −3 |
| Q3 2025 | 16 | -1 | 10.27M | $189.25M | +1 | −2 |
| Q2 2025 | 14 | +1 | 8.29M | $107.85M | +2 | −1 |
| Q1 2025 | 10 | +3 | 4.50M | $47.65M | +3 | — |
| Q4 2024 | 7 | -2 | 3.97M | $67.41M | — | −2 |
| Q3 2024 | 8 | -2 | 3.11M | $72.14M | — | −2 |
| Q2 2024 | 10 | — | 3.78M | $92.06M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | ARK Investment Management ✦ | 2.10M | +6.9% | $48.77M | 0.4% | ▲ Add | 2 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 551.80K | +1.1% | $12.81M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 551.80K | +1.1% | $12.81M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Millennium Management ✦ | 236.07K | -57.5% | $5.48M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | Wellington Management ✦ | 96.29K | -73.3% | $2.23M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 6 | Wellington Management ✦ | 96.29K | -73.3% | $2.23M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 7 | Citadel Advisors ✦ | 75.85K | +250.7% | $1.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 8 | T. Rowe Price ✦ | 17.74K | +0.7% | $412,000 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | Two Sigma Investments ✦ | 17.13K | +28.6% | $397,587 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 10 | AQR Capital Management ✦ | 12.08K | +3.2% | $280,331 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 11 | AQR Capital Management ✦ | 12.08K | +3.2% | $280,331 | 0.0% | ▲ Add | 2 | 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
| Point72 Asset Management | $5.95M | was 0.0% |
| Marshall Wace | $1.10M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 124 holders, 24.09M shares, $182.18M 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.