IMCR
Immunocore Holdings plc · Healthcare · Biotechnology
Momentum inputs (comparable managers):
holder breadth -10.0% ·
share flow +1.0% ·
net new positions -11.1%
— formula
Concentrated accumulation — rising shares among 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 | 48 | -6 | 24.44M | $775.90M | +2 | −8 |
| Q1 2026 | 56 | -2 | 23.02M | $694.09M | +5 | −7 |
| Q4 2025 | 57 | +3 | 20.75M | $720.20M | +3 | — |
| Q3 2025 | 16 | 0 | 17.02M | $618.35M | — | — |
| Q2 2025 | 13 | 0 | 16.30M | $511.65M | — | — |
| Q1 2025 | 11 | 0 | 12.21M | $362.20M | — | — |
| Q4 2024 | 11 | +1 | 13.15M | $388.05M | +1 | — |
| Q3 2024 | 9 | -1 | 13.52M | $420.95M | — | −1 |
| Q2 2024 | 10 | — | 13.38M | $453.58M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wellington Management ✦ | 7.05M | +10.5% | $219.43M | 0.0% | ▲ Add | 2 | SEC ↗ ×7 |
| 2 | PRIMECAP Management ✦ | 2.47M | +26.7% | $76.95M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 3 | T. Rowe Price ✦ | 2.16M | -23.8% | $67.17M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | Millennium Management ✦ | 676.63K | +12.6% | $21.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Two Sigma Investments ✦ | 597.14K | +35.9% | $18.59M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Renaissance Technologies ✦ | 276.20K | -57.3% | $8.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 7 | Marshall Wace ✦ | 199.44K | -19.8% | $6.21M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 8 | Citadel Advisors ✦ | 59.11K | -74.2% | $1.84M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | Geode Capital Management ✦ (passive) | 35.07K | -0.2% | $1.09M | 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
| D. E. Shaw & Co. | $661,363 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 141 holders, 52.39M shares, $1.48B 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.