Security record · archived quarter
CTMX
CytomX Therapeutics, Inc. · Healthcare · Biotechnology
14Tracked holders
0Δ holders
41.38MShares held
$131.99MReported value
+0New positions
−0Exits
Momentum inputs (comparable managers): holder breadth 0.0% · share flow +11.9% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 73 | +11 | 136.41M | $511.64M | +18 | −7 |
| Q1 2026 | 64 | +15 | 111.19M | $522.57M | +20 | −5 |
| Q4 2025 | 49 | -1 | 71.30M | $303.77M | — | −1 |
| Q3 2025 | 14 | 0 | 41.38M | $131.99M | — | — |
| Q2 2025 | 11 | 0 | 36.17M | $82.10M | — | — |
| Q1 2025 | 8 | +1 | 8.01M | $5.09M | +1 | — |
| Q4 2024 | 7 | 0 | 9.00M | $9.27M | +1 | −1 |
| Q3 2024 | 6 | 0 | 8.17M | $9.64M | — | — |
| Q2 2024 | 6 | — | 7.95M | $9.70M | — | — |
Who holds it · Q3 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 15.40M | +66.7% | $49.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | Fidelity (FMR) ✦ | 15.40M | +66.7% | $49.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | Fidelity (FMR) ✦ | 15.40M | +66.7% | $49.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | The Vanguard Group ✦ (passive) | 8.95M | -4.6% | $28.54M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | The Vanguard Group ✦ (passive) | 8.95M | -4.6% | $28.54M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 6 | The Vanguard Group ✦ (passive) | 8.95M | -4.6% | $28.54M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 7 | Point72 Asset Management ✦ | 4.07M | -49.7% | $12.98M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 8 | Renaissance Technologies ✦ | 2.55M | +36.7% | $8.12M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 2.38M | -0.3% | $7.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 2.38M | -0.3% | $7.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 2.38M | -0.3% | $7.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 2.38M | -0.3% | $7.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 13 | Citadel Advisors ✦ | 1.80M | +2005.5% | $5.74M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 14 | Citadel Advisors ✦ | 1.80M | +2005.5% | $5.74M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 15 | Geode Capital Management ✦ (passive) | 1.57M | -10.1% | $5.01M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 16 | Geode Capital Management ✦ (passive) | 1.57M | -10.1% | $5.01M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 17 | Millennium Management ✦ | 1.39M | +494.4% | $4.42M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 18 | Marshall Wace ✦ | 1.10M | -53.0% | $3.52M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 19 | Marshall Wace ✦ | 1.10M | -53.0% | $3.52M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 20 | Two Sigma Investments ✦ | 729.70K | +362.8% | $2.33M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 21 | State Street Global Advisors ✦ (passive) | 644.98K | +0.9% | $2.06M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 22 | Goldman Sachs Group ✦ | 447.75K | — | $1.43M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | Goldman Sachs Group ✦ | 447.75K | — | $1.43M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | Morgan Stanley ✦ | 319.29K | — | $1.02M | 0.0% | n/c | 1 | SEC ↗ |
| 25 | Morgan Stanley ✦ | 319.29K | — | $1.02M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Morgan Stanley ✦ | 319.29K | — | $1.02M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | Morgan Stanley ✦ | 319.29K | — | $1.02M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | JPMorgan Chase ✦ | 32.30K | — | $103,050 | 0.0% | n/c | 1 | SEC ↗ |
| 29 | JPMorgan Chase ✦ | 32.30K | — | $103,050 | 0.0% | n/c | 1 | SEC ↗ |
| 30 | JPMorgan Chase ✦ | 32.30K | — | $103,050 | 0.0% | n/c | 1 | SEC ↗ |
| 31 | JPMorgan Chase ✦ | 32.30K | — | $103,050 | 0.0% | n/c | 1 | 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): 178 holders, 193.14M shares, $906.86M 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 2025 ·
Methodology ·
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