AORT
Artivion, Inc. · Healthcare · Medical - Devices
Momentum inputs (comparable managers):
holder breadth -11.1% ·
share flow -11.7% ·
net new positions -12.5%
— 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 | 77 | -9 | 30.79M | $692.37M | +4 | −14 |
| Q1 2026 | 90 | -2 | 28.88M | $1.06B | +3 | −5 |
| Q4 2025 | 92 | +1 | 30.30M | $1.38B | +1 | — |
| Q3 2025 | 16 | 0 | 19.46M | $824.05M | — | — |
| Q2 2025 | 13 | -1 | 15.74M | $489.42M | — | −1 |
| Q1 2025 | 11 | +2 | 4.47M | $109.76M | +4 | −2 |
| Q4 2024 | 9 | 0 | 4.55M | $130.11M | +2 | −2 |
| Q3 2024 | 8 | -1 | 2.82M | $75.02M | — | −1 |
| Q2 2024 | 9 | — | 3.19M | $81.86M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wellington Management ✦ | 1.66M | +2.9% | $44.09M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | Wellington Management ✦ | 1.66M | +2.9% | $44.09M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | Wellington Management ✦ | 1.66M | +2.9% | $44.09M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Wellington Management ✦ | 1.66M | +2.9% | $44.09M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Wellington Management ✦ | 1.66M | +2.9% | $44.09M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Wellington Management ✦ | 1.66M | +2.9% | $44.09M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 7 | Geode Capital Management ✦ (passive) | 880.98K | -0.6% | $23.46M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 8 | Geode Capital Management ✦ (passive) | 880.98K | -0.6% | $23.46M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | Millennium Management ✦ | 132.26K | -72.8% | $3.52M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | T. Rowe Price ✦ | 35.54K | +1.3% | $947,000 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 11 | D. E. Shaw & Co. ✦ | 35.03K | -24.5% | $932,552 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 12 | AQR Capital Management ✦ | 26.49K | +23.2% | $705,058 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 26.49K | +23.2% | $705,058 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 26.49K | +23.2% | $705,058 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 15 | Citadel Advisors ✦ | 25.79K | -43.6% | $686,530 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 16 | Citadel Advisors ✦ | 25.79K | -43.6% | $686,530 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 17 | Two Sigma Investments ✦ | 25.76K | -44.2% | $685,731 | 0.0% | ▼ Trim | 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
| Marshall Wace | $366,205 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 237 holders, 44.31M shares, $1.58B 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.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 70.00K sh · $2.03M
Officer · 715 sh · $20,413
Officer · 616 sh · $17,586
Officer · 977 sh · $27,835
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology