Security record · archived quarter
BLZE
Backblaze, Inc. · Technology · Software - Infrastructure
66Tracked holders
+2Δ holders
17.75MShares held
$61.25MReported value
+7New positions
−5Exits
Momentum inputs (comparable managers):
holder breadth +3.1% ·
share flow -6.1% ·
net new positions +3.0%
· formula
Ownership fragmentation: more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 39.59K | $514,339 | n/a | n/a |
| 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 | n/a |
| Q3 2025 | 18 | 0 | 13.79M | $127.96M | n/a | n/a |
| Q2 2025 | 15 | +2 | 10.77M | $59.25M | +2 | n/a |
| Q1 2025 | 10 | 0 | 4.31M | $20.82M | +1 | −1 |
| Q4 2024 | 10 | -1 | 3.86M | $23.21M | n/a | −1 |
| Q3 2024 | 10 | +1 | 2.81M | $17.94M | +1 | n/a |
| Q2 2024 | 9 | n/a | 2.77M | $17.00M | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 3.68M | -1.5% | $12.71M | 0.0% | ▼ Trim | 4 | SEC ↗ ×8 |
| 2 | Vanguard Capital Management Llc | 2.34M | n/a | $8.09M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 1.35M | +0.2% | $4.64M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 4 | Renaissance Technologies ✦ | 1.17M | +44.6% | $4.05M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 5 | State Street Global Advisors ✦ (passive) | 1.11M | +5.0% | $3.84M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 6 | Connor, Clark & Lunn Investment… | 833.27K | -12.8% | $2.87M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 7 | D. E. Shaw & Co. ✦ | 739.03K | +57.5% | $2.55M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 8 | AQR Capital Management ✦ | 663.51K | +439.9% | $2.29M | 0.0% | ▲ Add | 5 | SEC ↗ ×7 |
| 9 | Point72 Asset Management ✦ | 540.59K | -4.8% | $1.87M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | Dimensional Fund Advisors Lp | 517.59K | +152.3% | $1.79M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 11 | Northern Trust Corp | 433.41K | +3.6% | $1.50M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 12 | Qube Research & Technologies Ltd | 432.35K | -29.7% | $1.49M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 13 | Goldman Sachs Group ✦ | 317.69K | -15.9% | $1.10M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 14 | Citadel Advisors ✦ | 304.90K | +117.7% | $1.05M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 15 | UBS Group AG | 304.08K | +75.2% | $1.05M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 16 | Arrowstreet Capital ✦ | 300.50K | +56.0% | $1.04M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 17 | Tudor Investment Corp Et Al | 221.38K | -17.9% | $763,758 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 18 | Bank of New York Mellon Corp | 180.51K | -5.8% | $622,776 | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 19 | Ameriprise Financial Inc | 177.88K | -0.6% | $613,696 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 20 | Lazard Asset Management Llc | 160.33K | -46.2% | $553,149 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 21 | Morgan Stanley ✦ | 158.92K | -63.9% | $548,284 | 0.0% | ▼ Trim | 3 | SEC ↗ ×7 |
| 22 | Cerity Partners LLC | 145.97K | +23.2% | $503,614 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 23 | JPMorgan Chase ✦ | 135.47K | -77.6% | $448,400 | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 24 | Millennium Management ✦ | 123.35K | -81.1% | $425,561 | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 25 | Charles Schwab Investment… | 121.27K | -25.3% | $418,375 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | Barclays Plc | 98.38K | -43.3% | $339,411 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 27 | Susquehanna International Group, Llp | 96.58K | -8.2% | $333,218 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 28 | Jane Street Group, Llc | 75.96K | -74.7% | $262,076 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 29 | Nuveen, LLC | 71.14K | 0.0% | $245,443 | 0.0% | Held | 2 | SEC ↗ |
| 30 | Russell Investments Group, Ltd. | 68.01K | +0.9% | $234,619 | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 31 | Rhumbline Advisers | 66.93K | +1.2% | $230,889 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 32 | Marshall Wace ✦ | 61.55K | -72.7% | $212,365 | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 33 | Deutsche Bank Ag\ | 58.73K | +13.4% | $202,632 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 34 | Bank Of America Corp /De/ | 53.99K | -2.6% | $186,269 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 35 | Bnp Paribas Financial Markets | 49.24K | -32.2% | $169,868 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 36 | Canada Pension Plan Investment Board | 47.20K | 0.0% | $162,840 | 0.0% | Held | 2 | SEC ↗ |
| 37 | Fidelity (FMR) ✦ | 47.14K | -2.9% | $162,645 | 0.0% | ▼ Trim | 4 | SEC ↗ ×2 |
| 38 | Invesco Ltd. | 45.47K | +3.1% | $156,875 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 39 | Alliancebernstein L.P. | 33.20K | 0.0% | $154,712 | 0.0% | Held | 2 | SEC ↗ |
| 40 | T. Rowe Price ✦ | 44.06K | +36.8% | $153,000 | 0.0% | ▲ Add | 8 | SEC ↗ |
| 41 | Cwm, Llc | 42.95K | +1055.7% | $148,164 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 42 | Mariner, LLC | 42.09K | New | $145,225 | 0.0% | New | 1 | SEC ↗ |
| 43 | Squarepoint Ops LLC | 32.03K | -62.5% | $110,521 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 44 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 26.28K | +2.6% | $90,673 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 45 | Wells Fargo & Company/Mn | 25.45K | -61.6% | $87,809 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 46 | Wealth Enhancement Advisory… | 18.41K | New | $67,001 | 0.0% | New | 1 | SEC ↗ |
| 47 | Sei Investments Co | 17.34K | New | $59,826 | 0.0% | New | 1 | SEC ↗ |
| 48 | Manufacturers Life Insurance… | 16.41K | -6.1% | $56,611 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 49 | Raymond James Financial Inc | 16.14K | -87.1% | $55,697 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 50 | Mercer Global Advisors Inc /Adv | 15.55K | New | $53,658 | 0.0% | New | 1 | SEC ↗ |
| 51 | Two Sigma Investments ✦ | 15.30K | -96.5% | $52,785 | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 52 | GAMCO Investors ✦ | 14.40K | 0.0% | $49,680 | 0.0% | Held | 4 | SEC ↗ |
| 53 | Creative Planning | 11.17K | New | $38,526 | 0.0% | New | 1 | SEC ↗ |
| 54 | New York State Common Retirement… | 11.10K | 0.0% | $38,295 | 0.0% | Held | 2 | SEC ↗ |
| 55 | Captrust Financial Advisors | 10.31K | New | $35,583 | 0.0% | New | 1 | SEC ↗ |
| 56 | Voya Investment Management Llc | 10.04K | -4.8% | $34,652 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 57 | Group One Trading Llc | 8.67K | -11.3% | $29,915 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 58 | Rockefeller Capital Management L.P. | 5.29K | +6.3% | $18,247 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 59 | Legal & General Group Plc | 4.99K | -13.5% | $17,198 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 60 | Osaic Holdings, Inc. | 4.00K | +166.7% | $13,800 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 61 | Citigroup Inc | 2.99K | +85.8% | $10,301 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 62 | California State Teachers… | 2.98K | -12.1% | $10,298 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 63 | Simplex Trading, Llc | 1.75K | -62.3% | $6,034 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 64 | Royal Bank Of Canada | 510 | -90.8% | $2,000 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 65 | Optiver Holding B.V. | 374 | +3.3% | $1,290 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 66 | Northwestern Mutual Wealth… | 226 | New | $780 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Mariner, LLC | $145,225 | 0.0% |
| Wealth Enhancement Advisory… | $67,001 | 0.0% |
| Sei Investments Co | $59,826 | 0.0% |
| Mercer Global Advisors Inc… | $53,658 | 0.0% |
| Creative Planning | $38,526 | 0.0% |
| Captrust Financial Advisors | $35,583 | 0.0% |
| Northwestern Mutual Wealth… | $780 | 0.0% |
Exited
| Universal- Beteiligungs- und… | $712,500 | was 0.0% |
| Hsbc Holdings Plc | $233,036 | was 0.0% |
| Prudential Financial Inc | $49,722 | was 0.0% |
| ProShare Advisors LLC | $46,968 | was 0.0% |
| UBS AM, a distinct business… | $1,752 | was 0.0% |
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: Q1 2026 ·
Methodology ·
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