Backblaze, Inc.
BLZE- Exchange
- Nasdaq
- Industry
- Services-Prepackaged Software
- SEC CIK
- 0001462056
In the last 90 days, Backblaze, Inc. insiders filed 0 open-market purchases and 2 sales; 168 institutions reported holding it in 13F filings for Q2 2026, worth $562.9M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Backblaze, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 150
- +19 vs. Q2 2025
- Shares held
- 30.0M
- +3.10M (+11.5%) vs. Q2 2025
- Total value
- $278.2M
- +$130.3M (+88.0%) vs. Q2 2025
- New holders
- 40
- 50 more added
- Sold out
- 21
- 37 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BLZE on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 168 | $562.9M |
| Q1 2026 | 138 | $100.2M |
| Q4 2025 | 144 | $151.1M |
| Q3 2025 | 150 | $278.2M |
| Q2 2025 | 131 | $148.0M |
| Q1 2025 | 112 | $115.3M |
| Q4 2024 | 119 | $139.8M |
| Q3 2024 | 103 | $105.0M |
| Q2 2024 | 95 | $95.2M |
| Q1 2024 | 95 | $149.1M |
| Q4 2023 | 72 | $81.2M |
| Q3 2023 | 56 | $42.8M |
| Q2 2023 | 38 | $22.6M |
| Q1 2023 | 35 | $25.8M |
| Q4 2022 | 31 | $28.1M |
| Q3 2022 | 32 | $20.6M |
| Q2 2022 | 29 | $17.4M |
| Q1 2022 | 29 | $34.3M |
| Q4 2021 | 37 | $61.2M |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Backblaze, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rhumbline Advisers | 74,562 | $691.9K | 0.00% | −23,278−23.8% | Reduced |
| Engineers Gate Manager LP | 94,429 | $876.3K | 0.01% | +33,943+56.1% | Added |
| Cerity Partners LLC | 108,158 | $1.00M | 0.00% | −843−0.8% | Reduced |
| Gsa Capital Partners LLP | 115,203 | $1.07M | 0.09% | −57,070−33.1% | Reduced |
| Bridgeway Capital Management, LLC | 122,800 | $1.14M | 0.02% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 124,789 | $1.16M | 0.00% | +15,611+14.3% | Added |
| EAM Investors, LLC | 129,095 | $1.20M | 0.14% | +129,095 | New |
| Raymond James Financial Inc | 129,574 | $1.20M | 0.00% | −16,989−11.6% | Reduced |
| PDT Partners, LLC | 131,166 | $1.22M | 0.08% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 154,000 | $1.43M | 0.00% | +84,900+122.9% | Added |
| Ameriprise Financial Inc | 154,989 | $1.44M | 0.00% | +154,989 | New |
| Charles Schwab Investment Management Inc | 162,476 | $1.51M | 0.00% | +9,296+6.1% | Added |
| Goldman Sachs Group Inc | 165,114 | $1.53M | 0.00% | −21,116−11.3% | Reduced |
| BNP Paribas Arbitrage, SA | 165,325 | $1.53M | 0.00% | +109,080+193.9% | Added |
| Barclays PLC | 168,290 | $1.56M | 0.00% | −25,722−13.3% | Reduced |
| AQR Capital Management LLC | 169,912 | $1.58M | 0.00% | +25,622+17.8% | Added |
| D.A. Davidson & Co. | 179,156 | $1.66M | 0.01% | −183−0.1% | Reduced |
| Algert Global LLC | 180,346 | $1.67M | 0.03% | +103,531+134.8% | Added |
| Cubist Systematic Strategies, LLC | 183,649 | $1.70M | 0.02% | +60,037+48.6% | Added |
| Los Angeles Capital Management LLC | 203,549 | $1.89M | 0.01% | −66,010−24.5% | Reduced |
| CastleKnight Management LP | 212,400 | $1.97M | 0.11% | 00.0% | Unchanged |
| Jane Street Group, LLC | 224,919 | $2.09M | 0.00% | +224,919 | New |
| Trexquant Investment LP | 227,532 | $2.11M | 0.02% | +126,237+124.6% | Added |
| Shannon River Fund Management LLC | 229,384 | $2.13M | 0.34% | +229,384 | New |
| Lazard Asset Management LLC | 256,789 | $2.38M | 0.00% | −32,672−11.3% | Reduced |
| Jump Financial, LLC | 272,524 | $2.53M | 0.03% | +169,491+164.5% | Added |
| Perkins Capital Management Inc | 280,025 | $2.60M | 2.29% | −5,500−1.9% | Reduced |
| Qube Research & Technologies Ltd | 287,658 | $2.67M | 0.00% | −142,984−33.2% | Reduced |
| P.A.W. Capital Corp | 290,000 | $2.69M | 4.88% | −80,000−21.6% | Reduced |
| Acadian Asset Management LLC | 334,758 | $3.10M | 0.01% | +207,292+162.6% | Added |
| Two Sigma Investments, LP | 342,323 | $3.18M | 0.00% | +210,806+160.3% | Added |
| JPMorgan Chase & Co | 351,657 | $3.26M | 0.00% | +172,165+95.9% | Added |
| D. E. Shaw & Co., Inc. | 363,951 | $3.38M | 0.00% | +321,679+761.0% | Added |
| Renaissance Technologies LLC | 416,816 | $3.87M | 0.01% | −21,100−4.8% | Reduced |
| Northern Trust Corp | 433,233 | $4.02M | 0.00% | +25,590+6.3% | Added |
| Marshall Wace, LLP | 447,661 | $4.15M | 0.00% | −203,541−31.3% | Reduced |
| Citadel Advisors LLC | 460,204 | $4.27M | 0.00% | +256,423+125.8% | Added |
| Arrowstreet Capital, Limited Partnership | 480,281 | $4.46M | 0.00% | +299,672+165.9% | Added |
| Morgan Stanley | 513,730 | $4.77M | 0.00% | +174,311+51.4% | Added |
| Oberweis Asset Management Inc | 538,700 | $5.00M | 0.19% | 00.0% | Unchanged |
| Millennium Management LLC | 870,250 | $8.08M | 0.01% | +99,375+12.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 953,914 | $8.85M | 0.03% | +159,324+20.1% | Added |
| State Street Corp | 1,057,694 | $9.82M | 0.00% | +215,214+25.5% | Added |
| First Eagle Investment Management, LLC | 1,133,740 | $10.5M | 0.02% | −23,650−2.0% | Reduced |
| Geode Capital Management, LLC | 1,288,280 | $12.0M | 0.00% | +119,722+10.2% | Added |
| Whetstone Capital Advisors, LLC | 1,460,792 | $13.6M | 3.75% | +265,913+22.3% | Added |
| Wasatch Advisors Inc | 1,834,205 | $17.0M | 0.09% | +1,834,205 | New |
| Vanguard Group Inc | 2,693,508 | $25.0M | 0.00% | +134,034+5.2% | Added |
| AWM Investment Company, Inc. | 3,064,526 | $28.4M | 2.67% | 00.0% | Unchanged |
| BlackRock, Inc. | 3,724,219 | $34.6M | 0.00% | +132,835+3.7% | Added |
| AIGH Capital Management LLC | 0 | $0 | 0.00% | −1,809,096−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −62,216−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −57,073−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −53,416−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −41,624−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −24,207−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −22,668−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −14,899−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −12,106−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −10,983−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −10,634−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −8,162−100.0% | Sold out |
| PEAK6 LLC | 0 | $0 | 0.00% | −6,511−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −6,381−100.0% | Sold out |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −4,982−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −807−100.0% | Sold out |
| Toth Financial Advisory Corp | 0 | $0 | 0.00% | −501−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −348−100.0% | Sold out |
| US Bancorp | 0 | $0 | 0.00% | −256−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −191−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |