Security record · archived quarter
BLZE
Backblaze, Inc. · Technology · Software - Infrastructure
64Tracked holders
+1Δ holders
19.65MShares held
$91.58MReported value
+1New positions
−0Exits
Momentum inputs (comparable managers):
holder breadth +1.6% ·
share flow +3.0% ·
net new positions +1.6%
— 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 |
|---|---|---|---|---|---|---|
| Q2 2026 | 72 | +7 | 22.17M | $350.82M | +14 | −6 |
| Q1 2026 | 66 | +2 | 17.75M | $61.25M | +7 | −5 |
| Q4 2025 | 64 | +1 | 19.65M | $91.58M | +1 | — |
| Q3 2025 | 18 | 0 | 13.79M | $127.96M | — | — |
| Q2 2025 | 15 | +2 | 10.77M | $59.25M | +2 | — |
| Q1 2025 | 10 | 0 | 4.31M | $20.82M | +1 | −1 |
| Q4 2024 | 10 | -1 | 3.86M | $23.21M | — | −1 |
| Q3 2024 | 10 | +1 | 2.81M | $17.94M | +1 | — |
| Q2 2024 | 9 | — | 2.77M | $17.00M | — | — |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 3.74M | +0.4% | $17.43M | 0.0% | ▲ Add | 3 | SEC ↗ ×8 |
| 2 | The Vanguard Group ✦ (passive) | 3.10M | +15.0% | $14.43M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 3 | Geode Capital Management ✦ (passive) | 1.34M | +4.2% | $6.25M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 4 | State Street Global Advisors ✦ (passive) | 1.06M | +0.2% | $4.94M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 5 | Connor, Clark & Lunn Investment… | 955.64K | — | $4.45M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | Renaissance Technologies ✦ | 810.75K | +94.5% | $3.78M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 7 | Millennium Management ✦ | 652.67K | -25.0% | $3.04M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 8 | Qube Research & Technologies Ltd | 614.72K | — | $2.86M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | JPMorgan Chase ✦ | 605.92K | -13.8% | $2.82M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 10 | Point72 Asset Management ✦ | 567.80K | New | $2.65M | 0.0% | New | 1 | SEC ↗ |
| 11 | D. E. Shaw & Co. ✦ | 469.07K | +28.9% | $2.19M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 12 | Morgan Stanley ✦ | 440.65K | -14.2% | $2.05M | 0.0% | ▼ Trim | 2 | SEC ↗ ×7 |
| 13 | Two Sigma Investments ✦ | 431.17K | +26.0% | $2.01M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 14 | Northern Trust Corp | 418.27K | — | $1.95M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 15 | Goldman Sachs Group ✦ | 377.67K | +128.7% | $1.76M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 16 | Jane Street Group, Llc | 299.85K | — | $1.40M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 17 | Lazard Asset Management Llc | 298.15K | — | $1.39M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | Tudor Investment Corp Et Al | 269.62K | — | $1.26M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | Marshall Wace ✦ | 225.11K | -49.7% | $1.05M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 20 | Dimensional Fund Advisors Lp | 205.13K | — | $955,891 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 21 | Arrowstreet Capital ✦ | 192.63K | -59.9% | $897,646 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 22 | Bank of New York Mellon Corp | 191.67K | — | $893,167 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 23 | Ameriprise Financial Inc | 178.90K | — | $833,679 | 0.0% | n/c | 1 | SEC ↗ |
| 24 | UBS Group AG | 173.57K | — | $808,831 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 25 | Barclays Plc | 173.39K | — | $808,003 | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Charles Schwab Investment… | 162.39K | — | $756,723 | 0.0% | n/c | 1 | SEC ↗ |
| 27 | Universal- Beteiligungs- und… | 150.00K | — | $712,500 | 0.0% | n/c | 1 | SEC ↗ |
| 28 | Citadel Advisors ✦ | 140.06K | -69.6% | $652,689 | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 29 | Raymond James Financial Inc | 125.38K | — | $584,289 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 30 | AQR Capital Management ✦ | 122.90K | -27.7% | $572,714 | 0.0% | ▼ Trim | 4 | SEC ↗ ×4 |
| 31 | Cerity Partners LLC | 118.47K | — | $552,093 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 32 | Susquehanna International Group, Llp | 105.19K | — | $490,162 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 33 | Squarepoint Ops LLC | 85.48K | — | $398,337 | 0.0% | n/c | 1 | SEC ↗ |
| 34 | Bnp Paribas Financial Markets | 72.63K | — | $338,437 | 0.0% | n/c | 1 | SEC ↗ |
| 35 | Nuveen, LLC | 71.14K | — | $331,526 | 0.0% | n/c | 1 | SEC ↗ |
| 36 | Russell Investments Group, Ltd. | 67.37K | — | $313,928 | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 37 | Wells Fargo & Company/Mn | 66.33K | — | $309,102 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 38 | Rhumbline Advisers | 66.14K | — | $308,211 | 0.0% | n/c | 1 | SEC ↗ |
| 39 | Bank Of America Corp /De/ | 55.44K | — | $258,342 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 40 | Deutsche Bank Ag\ | 51.77K | — | $241,263 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 41 | Hsbc Holdings Plc | 49.37K | — | $233,036 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 42 | Fidelity (FMR) ✦ | 48.57K | +0.4% | $226,351 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 43 | Canada Pension Plan Investment Board | 47.20K | — | $219,952 | 0.0% | n/c | 1 | SEC ↗ |
| 44 | Invesco Ltd. | 44.10K | — | $205,520 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 45 | Alliancebernstein L.P. | 33.20K | — | $154,712 | 0.0% | n/c | 1 | SEC ↗ |
| 46 | T. Rowe Price ✦ | 32.22K | +12.3% | $151,000 | 0.0% | ▲ Add | 7 | SEC ↗ |
| 47 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 25.61K | — | $119,333 | 0.0% | n/c | 1 | SEC ↗ |
| 48 | Manufacturers Life Insurance… | 17.47K | — | $81,420 | 0.0% | n/c | 1 | SEC ↗ |
| 49 | GAMCO Investors ✦ | 14.40K | 0.0% | $67,104 | 0.0% | Held | 3 | SEC ↗ |
| 50 | New York State Common Retirement… | 11.10K | — | $51,726 | 0.0% | n/c | 1 | SEC ↗ |
| 51 | Prudential Financial Inc | 10.67K | — | $49,722 | 0.0% | n/c | 1 | SEC ↗ |
| 52 | Voya Investment Management Llc | 10.55K | — | $49,186 | 0.0% | n/c | 1 | SEC ↗ |
| 53 | ProShare Advisors LLC | 10.08K | — | $46,968 | 0.0% | n/c | 1 | SEC ↗ |
| 54 | Group One Trading Llc | 9.77K | — | $45,533 | 0.0% | n/c | 1 | SEC ↗ |
| 55 | Legal & General Group Plc | 5.76K | — | $26,846 | 0.0% | n/c | 1 | SEC ↗ |
| 56 | Royal Bank Of Canada | 5.55K | — | $26,000 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 57 | Rockefeller Capital Management L.P. | 4.98K | — | $23,188 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 58 | Simplex Trading, Llc | 4.64K | — | $21,631 | 0.0% | n/c | 1 | SEC ↗ |
| 59 | Cwm, Llc | 3.72K | — | $17,000 | 0.0% | n/c | 1 | SEC ↗ |
| 60 | California State Teachers… | 3.40K | — | $15,821 | 0.0% | n/c | 1 | SEC ↗ |
| 61 | Citigroup Inc | 1.61K | — | $7,489 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 62 | Osaic Holdings, Inc. | 1.50K | — | $6,990 | 0.0% | n/c | 1 | SEC ↗ |
| 63 | UBS AM, a distinct business unit of… | 376 | — | $1,752 | 0.0% | n/c | 1 | SEC ↗ |
| 64 | Optiver Holding B.V. | 362 | — | $1,687 | 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
| Point72 Asset Management | $2.65M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 135 holders, 28.91M shares, $93.04M 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.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 21
Suidan Marc
Officer · 2.11K sh · $33,380
Aug 21
Budman Gleb
Officer, Director · 12.86K sh · $203,366
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Jul 27
SC 13G/A — BlackRock, Inc.
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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