AORT
Artivion, Inc. · Healthcare · Medical - Devices
Momentum inputs (comparable managers):
holder breadth +22.2% ·
share flow -1.9% ·
net new positions +18.2%
· formula
Ownership fragmentation: more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 400 | $8,764 | n/a | −1 |
| Q2 2026 | 77 | -8 | 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 | n/a |
| Q3 2025 | 16 | 0 | 19.46M | $824.05M | n/a | n/a |
| Q2 2025 | 13 | -1 | 15.74M | $489.42M | n/a | −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 | n/a | −1 |
| Q2 2024 | 9 | n/a | 3.19M | $81.86M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wellington Management ✦ | 1.73M | +4.1% | $42.46M | 0.0% | ▲ Add | 4 | SEC ↗ ×6 |
| 2 | State Street Global Advisors ✦ (passive) | 1.53M | -0.9% | $37.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 894.59K | +2.6% | $21.99M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 4 | Millennium Management ✦ | 160.32K | -3.1% | $3.94M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 5 | T. Rowe Price ✦ | 41.30K | +4.6% | $1.02M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | AQR Capital Management ✦ | 35.05K | +8.8% | $861,603 | 0.0% | ▲ Add | 4 | SEC ↗ ×5 |
| 7 | D. E. Shaw & Co. ✦ | 24.52K | -19.7% | $602,775 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 8 | Marshall Wace ✦ | 17.83K | New | $438,212 | 0.0% | New | 1 | SEC ↗ ×2 |
| 9 | Gotham Asset Management ✦ | 12.04K | New | $295,894 | 0.0% | New | 1 | SEC ↗ |
| 10 | Citadel Advisors ✦ | 10.88K | New | $267,332 | 0.0% | New | 1 | SEC ↗ |
| 11 | Two Sigma Investments ✦ | 9.34K | New | $229,577 | 0.0% | New | 1 | SEC ↗ ×2 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Marshall Wace | $438,212 | 0.0% |
| Gotham Asset Management | $295,894 | 0.0% |
| Citadel Advisors | $267,332 | 0.0% |
| Two Sigma Investments | $229,577 | 0.0% |
Exited
| Point72 Asset Management | $5.57M | was 0.0% |
| Arrowstreet Capital | $288,387 | 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 · 11.48K sh · $286,656
Officer · 1.49K sh · $38,842
Officer · 6.51K sh · $177,495
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