Security record · archived quarter
AVTR
Avantor, Inc. · Healthcare · Medical - Instruments & Supplies
2Tracked holders
0Δ holders
300.25KShares held
$4.15MReported value
+0New positions
−0Exits
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 2 | 0 | 300.25K | $4.15M | n/a | n/a |
| Q2 2026 | 112 | -6 | 445.56M | $4.41B | +7 | −14 |
| Q1 2026 | 122 | +8 | 424.30M | $3.33B | +12 | −5 |
| Q4 2025 | 115 | -2 | 476.25M | $5.46B | +2 | −3 |
| Q3 2025 | 19 | -2 | 316.38M | $3.95B | n/a | −3 |
| Q2 2025 | 19 | +1 | 314.56M | $4.23B | +2 | −1 |
| Q1 2025 | 15 | +2 | 151.43M | $2.45B | +3 | −1 |
| Q4 2024 | 13 | 0 | 143.08M | $3.01B | +2 | −2 |
| Q3 2024 | 12 | -2 | 93.20M | $2.41B | +1 | −3 |
| Q2 2024 | 14 | n/a | 91.78M | $1.95B | n/a | n/a |
Who holds it · Q3 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wealth Enhancement Advisory… | 195.17K | +43.0% | $2.57M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 2 | Assenagon Asset Management S.A. | 105.08K | -90.6% | $1.58M | 0.0% | ▼ Trim | 4 | 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. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 428 holders, 673.97M shares, $5.11B 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: Q3 2026 ·
Methodology ·
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