SAN FRANCISCO, CA
BACKBLAZE, INC.BLZE— Latest position per institution from SEC 13F filings
15
Institutional holders
30.93M
Total shares held
138.58M
Estimated value
1.55M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
3.68M
Value
12.71M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
3.10M
Value
14.43M
Filed
Dec 31, 2025
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
2.60M
Value
16.02M
Filed
Jun 30, 2024
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.34M
Value
8.09M
Filed
Mar 31, 2026
PILLSBURY LAKE CAPITAL LLC
CIK 2111915
Shares
1.96M
Value
6.77M
Filed
Mar 31, 2026
WASATCH ADVISORS LP
CIK 814133
Shares
1.83M
Value
17.02M
Filed
Sep 30, 2025
AIGH CAPITAL MANAGEMENT LLC
CIK 1835943
Shares
1.81M
Value
9.95M
Filed
Jun 30, 2025
ACADIAN ASSET MANAGEMENT LLC
CIK 916542
Shares
1.64M
Value
5.65K
Filed
Mar 31, 2026
WHETSTONE CAPITAL ADVISORS, LLC
CIK 1607278
Shares
1.52M
Value
5.24M
Filed
Mar 31, 2026
AWM INVESTMENT COMPANY, INC.
CIK 1535264
Shares
1.40M
Value
4.83M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.35M
Value
4.64M
Filed
Mar 31, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
1.17M
Value
4.05M
Filed
Mar 31, 2026
FIRST EAGLE INVESTMENT MANAGEMENT, LLC
CIK 1325447
Shares
1.13M
Value
10.52M
Filed
Sep 30, 2025
STATE STREET CORP
CIK 93751
Shares
1.11M
Value
3.84M
Filed
Mar 31, 2026
CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD.
CIK 1596800
Shares
833.27K
Value
2.87M
Filed
Mar 31, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
739.03K
Value
2.55M
Filed
Mar 31, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
732.19K
Value
7.49M
Filed
Mar 31, 2024
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
707.89K
Value
2.44M
Filed
Mar 31, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
663.51K
Value
2.29M
Filed
Mar 31, 2026
JPMORGAN CHASE & CO
CIK 19617
Shares
605.92K
Value
2.82M
Filed
Dec 31, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 3.68M | 12.71M | Mar 31, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 3.10M | 14.43M | Dec 31, 2025 |
| 3 | BLACKROCK FINANCE, INC. | 1364742 | 2.60M | 16.02M | Jun 30, 2024 |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.34M | 8.09M | Mar 31, 2026 |
| 5 | PILLSBURY LAKE CAPITAL LLC | 2111915 | 1.96M | 6.77M | Mar 31, 2026 |
| 6 | WASATCH ADVISORS LP | 814133 | 1.83M | 17.02M | Sep 30, 2025 |
| 7 | AIGH CAPITAL MANAGEMENT LLC | 1835943 | 1.81M | 9.95M | Jun 30, 2025 |
| 8 | ACADIAN ASSET MANAGEMENT LLC | 916542 | 1.64M | 5.65K | Mar 31, 2026 |
| 9 | WHETSTONE CAPITAL ADVISORS, LLC | 1607278 | 1.52M | 5.24M | Mar 31, 2026 |
| 10 | AWM INVESTMENT COMPANY, INC. | 1535264 | 1.40M | 4.83M | Mar 31, 2026 |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.35M | 4.64M | Mar 31, 2026 |
| 12 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 1.17M | 4.05M | Mar 31, 2026 |
| 13 | FIRST EAGLE INVESTMENT MANAGEMENT, LLC | 1325447 | 1.13M | 10.52M | Sep 30, 2025 |
| 14 | STATE STREET CORP | 93751 | 1.11M | 3.84M | Mar 31, 2026 |
| 15 | CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD. | 1596800 | 833.27K | 2.87M | Mar 31, 2026 |
| 16 | D. E. SHAW & CO., INC. | 1009207 | 739.03K | 2.55M | Mar 31, 2026 |
| 17 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 732.19K | 7.49M | Mar 31, 2024 |
| 18 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 707.89K | 2.44M | Mar 31, 2026 |
| 19 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 663.51K | 2.29M | Mar 31, 2026 |
| 20 | JPMORGAN CHASE & CO | 19617 | 605.92K | 2.82M | Dec 31, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.