Security record · archived quarter
IMCR
Immunocore Holdings plc · Healthcare · Biotechnology
57Tracked holders
+3Δ holders
20.75MShares held
$720.20MReported value
+3New positions
−0Exits
Momentum inputs (comparable managers):
holder breadth +5.6% ·
share flow +1.8% ·
net new positions +5.3%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 3.51K | $106,257 | n/a | n/a |
| 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 | n/a |
| Q3 2025 | 16 | 0 | 17.02M | $618.35M | n/a | n/a |
| Q2 2025 | 13 | 0 | 16.30M | $511.65M | n/a | n/a |
| Q1 2025 | 11 | 0 | 12.21M | $362.20M | n/a | n/a |
| Q4 2024 | 11 | +1 | 13.15M | $388.05M | +1 | n/a |
| Q3 2024 | 9 | -1 | 13.52M | $420.95M | n/a | −1 |
| Q2 2024 | 10 | n/a | 13.38M | $453.58M | n/a | n/a |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wellington Management ✦ | 4.69M | -1.8% | $162.92M | 0.0% | ▼ Trim | 7 | SEC ↗ ×9 |
| 2 | Fidelity (FMR) ✦ | 4.54M | +2.7% | $157.56M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 3 | PRIMECAP Management ✦ | 3.96M | +5.5% | $137.52M | 0.1% | ▲ Add | 7 | SEC ↗ |
| 4 | T. Rowe Price ✦ | 968.78K | -4.7% | $33.63M | 0.0% | ▼ Trim | 7 | SEC ↗ ×3 |
| 5 | Millennium Management ✦ | 911.60K | -28.0% | $31.64M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 6 | Principal Financial Group Inc | 658.44K | n/a | $22.85M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | Point72 Asset Management ✦ | 504.15K | -5.9% | $17.50M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 8 | Janus Henderson Group Plc | 454.40K | n/a | $15.73M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | Massachusetts Financial Services Co… | 407.40K | n/a | $14.14M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | Two Sigma Investments ✦ | 359.29K | +62.8% | $12.47M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 329.10K | +34.2% | $11.42M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 12 | Td Asset Management Inc | 292.76K | n/a | $10.16M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | Morgan Stanley ✦ | 287.12K | +6.7% | $9.97M | 0.0% | ▲ Add | 2 | SEC ↗ ×7 |
| 14 | Bank Of America Corp /De/ | 234.74K | n/a | $8.15M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 15 | Citadel Advisors ✦ | 234.27K | +455.2% | $8.13M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 16 | New York State Common Retirement… | 211.14K | n/a | $7.33M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | D. E. Shaw & Co. ✦ | 183.94K | New | $6.38M | 0.0% | New | 1 | SEC ↗ |
| 18 | Legal & General Group Plc | 149.33K | n/a | $5.18M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | Renaissance Technologies ✦ | 140.90K | -1.3% | $4.89M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 20 | Ameriprise Financial Inc | 135.21K | n/a | $4.69M | 0.0% | n/c | 1 | SEC ↗ |
| 21 | Barclays Plc | 103.25K | n/a | $3.58M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 22 | Jane Street Group, Llc | 100.94K | n/a | $3.50M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 23 | BNP Paribas Asset Management… | 95.90K | n/a | $3.33M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | State Street Global Advisors ✦ (passive) | 93.56K | +2.5% | $3.25M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 25 | Manufacturers Life Insurance… | 85.17K | n/a | $2.91M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Wells Fargo & Company/Mn | 77.23K | n/a | $2.68M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 27 | Marshall Wace ✦ | 61.16K | -50.4% | $2.12M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 28 | Envestnet Asset Management Inc | 55.19K | n/a | $1.92M | 0.0% | n/c | 1 | SEC ↗ |
| 29 | Sei Investments Co | 50.34K | n/a | $1.75M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 30 | Geode Capital Management ✦ (passive) | 43.03K | -6.4% | $1.49M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 31 | Royal Bank Of Canada | 42.49K | n/a | $1.48M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 32 | Susquehanna International Group, Llp | 35.19K | n/a | $1.22M | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Arrowstreet Capital ✦ | 33.58K | New | $1.17M | 0.0% | New | 1 | SEC ↗ |
| 34 | Hrt Financial Lp | 32.60K | n/a | $1.13M | 0.0% | n/c | 1 | SEC ↗ |
| 35 | Goldman Sachs Group ✦ | 32.39K | -45.1% | $1.12M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 36 | Assetmark, Inc | 31.68K | n/a | $1.10M | 0.0% | n/c | 1 | SEC ↗ |
| 37 | Tudor Investment Corp Et Al | 22.23K | n/a | $771,638 | 0.0% | n/c | 1 | SEC ↗ |
| 38 | Bnp Paribas Financial Markets | 20.18K | n/a | $700,517 | 0.0% | n/c | 1 | SEC ↗ |
| 39 | Squarepoint Ops LLC | 15.39K | n/a | $534,117 | 0.0% | n/c | 1 | SEC ↗ |
| 40 | Stifel Financial Corp | 11.66K | n/a | $404,758 | 0.0% | n/c | 1 | SEC ↗ |
| 41 | Bridgewater Associates ✦ | 9.95K | New | $345,434 | 0.0% | New | 1 | SEC ↗ |
| 42 | UBS Group AG | 7.22K | n/a | $250,538 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 43 | Citigroup Inc | 6.90K | n/a | $239,499 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 44 | Lazard Asset Management Llc | 6.84K | n/a | $237,382 | 0.0% | n/c | 1 | SEC ↗ |
| 45 | Cetera Investment Advisers | 5.84K | n/a | $202,706 | 0.0% | n/c | 1 | SEC ↗ |
| 46 | JPMorgan Chase ✦ | 3.70K | -42.3% | $128,393 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 47 | Rhumbline Advisers | 2.87K | n/a | $99,676 | 0.0% | n/c | 1 | SEC ↗ |
| 48 | Mirae Asset Global Investments Co.… | 2.12K | n/a | $73,585 | 0.0% | n/c | 1 | SEC ↗ |
| 49 | Deutsche Bank Ag\ | 2.02K | n/a | $70,184 | 0.0% | n/c | 1 | SEC ↗ |
| 50 | Osaic Holdings, Inc. | 1.40K | n/a | $48,627 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 51 | Rockefeller Capital Management L.P. | 1.36K | n/a | $47,171 | 0.0% | n/c | 1 | SEC ↗ |
| 52 | Us Bancorp \De\ | 264 | n/a | $9,163 | 0.0% | n/c | 1 | SEC ↗ |
| 53 | Daiwa Securities Group Inc. | 138 | n/a | $5,000 | 0.0% | n/c | 1 | SEC ↗ |
| 54 | Pnc Financial Services Group, Inc. | 102 | n/a | $3,540 | 0.0% | n/c | 1 | SEC ↗ |
| 55 | Group One Trading Llc | 100 | n/a | $3,471 | 0.0% | n/c | 1 | SEC ↗ |
| 56 | Cwm, Llc | 91 | n/a | $3,000 | 0.0% | n/c | 1 | SEC ↗ |
| 57 | Russell Investments Group, Ltd. | 30 | n/a | $1,041 | 0.0% | n/c | 1 | SEC ↗ ×2 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| D. E. Shaw & Co. | $6.38M | 0.0% |
| Arrowstreet Capital | $1.17M | 0.0% |
| Bridgewater Associates | $345,434 | 0.0% |
Exited
| No tracked exits this quarter. |
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.
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: Q4 2025 ·
Methodology ·
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