DOSSIER · 13F Holders · Q2 2026
BLZE

BACKBLAZE INC

182 institutions still hold BACKBLAZE INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 05637B105·182 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$383M
visible holders
Holders
182
filers reporting
Concentration
19.58%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q2 2026

182 institutions reported BLZE in Q2 2026. BlackRock, Inc. leads at 19.6% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$75M4.7M0.00%Q2 2026
02
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 0000938206
$43M2.7M0.25%Q2 2026
03
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$40M2.5M0.00%Q2 2026
04
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$24M1.5M0.00%Q2 2026
05
AWM Investment Company, Inc.
CIK 0001535264
$22M1.4M1.93%Q2 2026
06
Pillsbury Lake Capital LLC
CIK 0002111915
$21M1.3M5.80%Q2 2026
07
STATE STREET CORP
CIK 0000093751
$19M1.2M0.00%Q2 2026
08
Connor, Clark & Lunn Investment Management Ltd.
CIK 0001596800
$18M1.2M0.03%Q2 2026
09
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$17M1.1M0.01%Q2 2026
10
Qube Research & Technologies Ltd
CIK 0001729829
$12M766K0.01%Q2 2026
11
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$12M763K0.02%Q2 2026
12
NEXT CENTURY GROWTH INVESTORS LLC
CIK 0001134007
$11M687K0.58%Q2 2026
13
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$10M629K0.00%Q2 2026
14
Vanguard Portfolio Management
CIK 0002100121· Index
$10M614K0.00%Q2 2026
15
Nuveen, LLC
CIK 0001871926
$9M578K0.00%Q2 2026
16
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$9M550K0.00%Q2 2026
17
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$8M495K0.00%Q2 2026
18
NORTHERN TRUST CORP
CIK 0000073124· Index
$8M484K0.00%Q2 2026
19
Jump Financial, LLC
CIK 0001831577
$7M469K0.06%Q2 2026
20
GOLDMAN SACHS GROUP INC
CIK 0000886982
$7M468K0.00%Q2 2026
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Insiders at BACKBLAZE INC
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