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Cloudflare, Inc. · Technology · Software - Infrastructure
Momentum inputs (comparable managers):
holder breadth +6.7% ·
share flow +4.0% ·
net new positions +6.2%
— formula
Broad accumulation — rising shares across more 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 | 175 | +10 | 257.54M | $56.63B | +15 | −4 |
| Q1 2026 | 167 | -4 | 226.33M | $46.60B | +6 | −11 |
| Q4 2025 | 170 | 0 | 247.60M | $48.54B | +2 | −1 |
| Q3 2025 | 23 | +1 | 192.15M | $41.23B | +2 | −2 |
| Q2 2025 | 20 | -1 | 155.18M | $30.39B | +1 | −2 |
| Q1 2025 | 18 | +2 | 81.48M | $9.18B | +2 | — |
| Q4 2024 | 16 | -1 | 87.68M | $9.44B | +1 | −2 |
| Q3 2024 | 16 | +1 | 81.62M | $6.60B | +1 | — |
| Q2 2024 | 15 | — | 78.50M | $6.50B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Capital World Investors ✦ | 35.15M | +5.4% | $2.84B | 0.4% | ▲ Add | 2 | SEC ↗ |
| 2 | Baillie Gifford ✦ | 32.51M | -0.7% | $2.63B | 2.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | Baillie Gifford ✦ | 32.51M | -0.7% | $2.63B | 2.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | Baillie Gifford ✦ | 32.51M | -0.7% | $2.63B | 2.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | Baillie Gifford ✦ | 32.51M | -0.7% | $2.63B | 2.0% | ▼ Trim | 2 | SEC ↗ |
| 6 | Geode Capital Management ✦ (passive) | 4.83M | +2.6% | $390.13M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 7 | Geode Capital Management ✦ (passive) | 4.83M | +2.6% | $390.13M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 8 | Marshall Wace ✦ | 2.90M | +87.3% | $234.67M | 0.3% | ▲ Add | 2 | SEC ↗ |
| 9 | Marshall Wace ✦ | 2.90M | +87.3% | $234.67M | 0.3% | ▲ Add | 2 | SEC ↗ |
| 10 | Norges Bank ✦ (passive) | 2.22M | +8.0% | $179.47M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 11 | Two Sigma Investments ✦ | 976.31K | +7.3% | $78.97M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 12 | T. Rowe Price ✦ | 924.75K | +21.6% | $74.80M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | T. Rowe Price ✦ | 924.75K | +21.6% | $74.80M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 14 | Citadel Advisors ✦ | 706.12K | -56.9% | $57.12M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 15 | Citadel Advisors ✦ | 706.12K | -56.9% | $57.12M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 16 | AQR Capital Management ✦ | 481.57K | +5578.2% | $38.80M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 17 | AQR Capital Management ✦ | 481.57K | +5578.2% | $38.80M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 481.57K | +5578.2% | $38.80M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 19 | AQR Capital Management ✦ | 481.57K | +5578.2% | $38.80M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 20 | ARK Investment Management ✦ | 350.46K | -11.3% | $28.35M | 0.3% | ▼ Trim | 2 | SEC ↗ |
| 21 | Millennium Management ✦ | 296.47K | +65.0% | $23.98M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 22 | Renaissance Technologies ✦ | 171.90K | +90.8% | $13.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 23 | Arrowstreet Capital ✦ | 52.83K | New | $4.27M | 0.0% | New | 1 | SEC ↗ |
| 24 | D. E. Shaw & Co. ✦ | 38.99K | -70.6% | $3.15M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 25 | Gotham Asset Management ✦ | 6.77K | +32.1% | $547,383 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 26 | Wellington Management ✦ | 4.03K | +4.8% | $326,310 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 27 | Wellington Management ✦ | 4.03K | +4.8% | $326,310 | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Arrowstreet Capital | $4.27M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 17.10K shares, $3,528 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, Director · 5.62K sh · $1.57M
Officer, Director · 90 sh · $25,318
Officer, Director · 2.21K sh · $605,485
Officer, Director · 5.26K sh · $1.47M
Officer, Director · 8.99K sh · $2.48M
Officer, Director · 4.24K sh · $1.17M
Officer, Director · 956 sh · $268,080
Officer, Director · 5.64K sh · $1.57M
Officer, Director · 8.65K sh · $2.46M
Officer, Director · 7.01K sh · $1.98M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology