Latest Period
Q2 2026
Security Snapshot
Backblaze, Inc. - Class A Stock (BLZE) Institutional Ownership
CUSIP: 05637B105
13F Institutional Holders and Ownership History from Q4 2021 to Q2 2026
Institutions Reporting
167
Shares (Excl. Options)
35,504,931
Price
$15.86
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- Security type / class
- Equity / Class A Stock
- Symbol
- BLZE on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 35,504,931
- Total 13F value
- $562,773,329
- Portfolio coverage rank
- 0%
- Share change
- +6,378,303
- Value change
- +$141,513,231
- Number of holders
- 167
- Shares outstanding
- 60,100,947
- SEC-reported price per share
- $11.38
- Insider filing price
- $11.38
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- BLZE - Backblaze, Inc. - Class A Stock is tracked under CUSIP 05637B105.
- 167 institutions reported positions in Q2 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 138 to 167 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $100,247,949 to $562,773,329.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 167 institutions filings for Q2 2026.
Security key
05637B105
Latest holder period
Q2 2026
13F holders
167
13D/G owners
2
CIK / CUSIP context first
Open Q2 2026 holders
BLZE full holder history
Backblaze, Inc. SEC filings
Backblaze, Inc. company facts
Backblaze, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 05637B105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
BLZE
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 7.5% | +44% | $71,490,076 | +$25,678,307 | 4,507,571 | +56% | BlackRock, Inc. | 30 Jun 2026 |
| AWM Investment Company, Inc. | 2.3% | -62% | $4,830,573 | -$4,771,322 | 1,400,166 | -50% | AWM Investment Company, Inc. | 31 Mar 2026 |
As of 30 Jun 2026, 167 institutional investors reported holding 35,504,931 shares of Backblaze, Inc. - Class A Stock (BLZE). This represents 59% of the company’s total 60,100,947 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
46%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7.9% | 4,722,483 | +28% | 0% | $74,898,579 |
| Driehaus Capital Management LLC | 4.5% | 2,688,044 | 0.25% | $42,632,378 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.2% | 2,514,639 | +7.3% | 0% | $39,882,175 |
| ACADIAN ASSET MANAGEMENT LLC | 3% | 1,786,402 | +9% | 0.03% | $28,318,000 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.5% | 1,525,097 | +13% | 0% | $24,194,147 |
| AWM Investment Company, Inc. | 2.3% | 1,400,166 | 0% | 1.9% | $22,206,633 |
| Pillsbury Lake Capital LLC | 2.2% | 1,339,837 | -32% | 5.8% | $21,249,815 |
| STATE STREET CORP | 2% | 1,216,998 | +9.4% | 0% | $19,301,588 |
| Connor, Clark & Lunn Investment Management Ltd. | 1.9% | 1,156,752 | +39% | 0.03% | $18,346,087 |
| AQR CAPITAL MANAGEMENT LLC | 1.8% | 1,051,847 | +59% | 0.01% | $16,682,293 |
| Qube Research & Technologies Ltd | 1.3% | 766,200 | +77% | 0.01% | $12,151,932 |
| RENAISSANCE TECHNOLOGIES LLC | 1.3% | 762,608 | -35% | 0.02% | $12,094,963 |
| NEXT CENTURY GROWTH INVESTORS LLC | 1.1% | 687,498 | 0.58% | $10,903,718 | |
| DIMENSIONAL FUND ADVISORS LP | 1% | 628,636 | +21% | 0% | $9,966,563 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1% | 613,784 | -13% | 0% | $9,734,614 |
| Nuveen, LLC | 0.96% | 577,841 | +712% | 0% | $9,164,559 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.92% | 550,070 | +83% | 0% | $8,724,110 |
| MILLENNIUM MANAGEMENT LLC | 0.82% | 495,435 | +302% | 0.01% | $7,857,599 |
| NORTHERN TRUST CORP | 0.8% | 483,598 | +12% | 0% | $7,669,865 |
| Jump Financial, LLC | 0.78% | 469,100 | +701% | 0.07% | $7,439,926 |
| GOLDMAN SACHS GROUP INC | 0.78% | 468,330 | +47% | 0% | $7,427,714 |
| Halter Ferguson Financial Inc. | 0.76% | 457,753 | 1.2% | $7,259,963 | |
| VANGUARD FIDUCIARY TRUST CO | 0.7% | 423,644 | +9% | 0% | $6,718,994 |
| MORGAN STANLEY | 0.68% | 407,911 | +157% | 0% | $6,469,469 |
| FMR LLC | 0.59% | 354,493 | +652% | 0% | $5,622,265 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
19
Latest
Q2 2026
Rows shown
1-19 of 19
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 35,504,931 | $562,773,329 | +$141,513,231 | $15.86 | 167 |
| 2026 Q1 | 29,050,697 | $100,247,949 | -$13,554,861 | $3.45 | 138 |
| 2025 Q4 | 31,979,770 | $149,036,219 | -$16,861,751 | $4.66 | 143 |
| 2025 Q3 | 29,977,767 | $278,232,202 | +$36,406,770 | $9.28 | 147 |
| 2025 Q2 | 26,902,055 | $147,964,438 | +$16,923,569 | $5.50 | 130 |
| 2025 Q1 | 23,871,686 | $115,299,754 | +$2,028,695 | $4.83 | 111 |
| 2024 Q4 | 23,219,002 | $139,777,779 | +$39,389,803 | $6.02 | 118 |
| 2024 Q3 | 16,441,805 | $105,042,550 | +$4,704,723 | $6.39 | 103 |
| 2024 Q2 | 15,457,701 | $95,219,382 | -$2,053,734 | $6.16 | 94 |
| 2024 Q1 | 14,574,850 | $149,096,432 | +$42,818,225 | $10.23 | 92 |
| 2023 Q4 | 10,694,861 | $81,172,676 | +$20,508,422 | $7.59 | 72 |
| 2023 Q3 | 7,785,952 | $42,817,392 | +$14,308,792 | $5.50 | 56 |
| 2023 Q2 | 5,221,763 | $22,604,864 | +$434,018 | $4.33 | 37 |
| 2023 Q1 | 5,112,448 | $25,815,679 | +$2,740,732 | $5.05 | 35 |
| 2022 Q4 | 4,568,297 | $28,092,801 | +$2,683,257 | $6.15 | 31 |
| 2022 Q3 | 4,141,193 | $20,579,273 | +$4,054,380 | $4.97 | 29 |
| 2022 Q2 | 3,328,441 | $17,406,288 | +$276,538 | $5.23 | 26 |
| 2022 Q1 | 3,210,231 | $34,254,587 | -$9,178,327 | $10.67 | 27 |
| 2021 Q4 | 3,620,736 | $61,149,664 | +$61,131,928 | $16.89 | 34 |