Who owns Backblaze, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of BLZE from SEC Form 13F filings across 168 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 168 institutions disclosed 35.6M shares of Backblaze, Inc. worth $562.9M — about 58.5% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
168
13F holders
$562.9M
value, 2026 filers
58.5%
of shares outstanding (35.6M sh)
58
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of BLZE's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 4.7M | $74.9M | 0.0% | 7.8% | +28.2% |
| 2 | Driehaus Capital Management LLCNEW | 2.7M | $42.6M | 0.2% | 4.4% | new |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 2.5M | $39.9M | 0.0% | 4.1% | +7.3% |
| 4 | ACADIAN ASSET MANAGEMENT LLC | 1.8M | $28.3M | 0.0% | 2.9% | +9.0% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 1.5M | $24.2M | 0.0% | 2.5% | +13.4% |
| 6 | AWM Investment Company, Inc. | 1.4M | $22.2M | 1.9% | 2.3% | 0.0% |
| 7 | Pillsbury Lake Capital LLC | 1.3M | $21.2M | 5.8% | 2.2% | -31.7% |
| 8 | STATE STREET CORP | 1.2M | $19.3M | 0.0% | 2% | +9.4% |
| 9 | Connor, Clark & Lunn Investment Management Ltd. | 1.2M | $18.3M | 0.0% | 1.9% | +38.8% |
| 10 | AQR CAPITAL MANAGEMENT LLC | 1.1M | $16.7M | 0.0% | 1.7% | +58.5% |
| 11 | Qube Research & Technologies Ltd | 766,200 | $12.2M | 0.0% | 1.3% | +77.2% |
| 12 | RENAISSANCE TECHNOLOGIES LLC | 762,608 | $12.1M | 0.0% | 1.3% | -35.0% |
| 13 | NEXT CENTURY GROWTH INVESTORS LLCNEW | 687,498 | $10.9M | 0.6% | 1.1% | new |
| 14 | DIMENSIONAL FUND ADVISORS LP | 628,636 | $10.0M | 0.0% | 1% | +21.5% |
| 15 | VANGUARD PORTFOLIO MANAGEMENT LLC | 613,784 | $9.7M | 0.0% | 1% | -13.3% |
| 16 | Nuveen, LLC | 577,841 | $9.2M | 0.0% | 1% | +712.2% |
| 17 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 550,070 | $8.7M | 0.0% | 0.9% | +83.0% |
| 18 | MILLENNIUM MANAGEMENT LLC | 495,435 | $7.9M | 0.0% | 0.8% | +301.6% |
| 19 | NORTHERN TRUST CORP | 483,598 | $7.7M | 0.0% | 0.8% | +11.6% |
| 20 | Jump Financial, LLC | 469,100 | $7.4M | 0.1% | 0.8% | +700.7% |
| 21 | GOLDMAN SACHS GROUP INC | 468,330 | $7.4M | 0.0% | 0.8% | +47.4% |
| 22 | Halter Ferguson Financial Inc.NEW | 457,753 | $7.3M | 1.2% | 0.8% | new |
| 23 | VANGUARD FIDUCIARY TRUST CO | 423,644 | $6.7M | 0.0% | 0.7% | +9.0% |
| 24 | MORGAN STANLEY | 407,911 | $6.5M | 0.0% | 0.7% | +156.7% |
| 25 | FMR LLC | 354,493 | $5.6M | 0.0% | 0.6% | +652.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.