13F

Stock

Backblaze, Inc.

BLZE · held by 136 managers

Reported value

$93.5M

Holders

136

+21 new · −31 exited

Holders’ est. mark

−$24.7M

Price effect on 111 books still in the name

Largest holder

$12.7M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.3.68M$12.7M−$4.46MCut−$4.72M
VANGUARD CAPITAL MANAGEMENT LLC2.34M$8.09MHeld
Pillsbury Lake Capital LLC1.96M$6.77M−$2.09MCut−$1.29M
Whetstone Capital Advisors, LLC1.52M$5.24M−$1.84MCut−$1.84M
AWM Investment Company, Inc.1.4M$4.83M−$1.69MCut−$9.46M
GEODE CAPITAL MANAGEMENT, LLC1.35M$4.64M−$1.62MCut−$1.61M
Renaissance Technologies1.17M$4.05M−$981KAdded$267.6K
State Street1.11M$3.84M−$1.28MCut−$1.1M
Connor, Clark & Lunn Investment Management Ltd.833.3K$2.87M−$1.01MCut−$1.58M
D. E. Shaw & Co., Inc.739K$2.55M−$567.6KAdded$363.8K
VANGUARD PORTFOLIO MANAGEMENT LLC707.9K$2.44MHeld
Icahn Capital663.5K$2.29M−$148.7KAdded$1.72M
Point72 Asset Management, L.P.540.6K$1.87M−$654.1KCut−$780.9K
DIMENSIONAL FUND ADVISORS LP517.6K$1.79M−$248.4KAdded$829.2K
PRELUDE CAPITAL MANAGEMENT, LLC474K$1.64M−$573.5KCut−$770.7K
NORTHERN TRUST CORP433.4K$1.5M−$506.1KCut−$453.9K
Qube Research & Technologies Ltd432.4K$1.49M−$523.1KCut−$1.37M
VANGUARD FIDUCIARY TRUST CO388.6K$1.34MHeld
P.A.W. CAPITAL CORP360K$1.24M−$363KCut−$156K
BOOTHBAY FUND MANAGEMENT, LLC356.7K$1.23M−$326.3KCut−$26.1K
PERKINS CAPITAL MANAGEMENT INC339K$1.17M−$337.3KCut−$129.5K
GOLDMAN SACHS GROUP INC317.7K$1.1M−$384.4KCut−$663.9K
Citadel304.9K$1.05M−$169.5KAdded$399.2K
UBS Group AG304.1K$1.05M−$210KAdded$240.2K
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP300.5K$1.04M−$233.1KAdded$139.1K
NANO CAP NEW MILLENNIUM GROWTH FUND L P295K$1.02M−$302.5KCut−$147.3K
CastleKnight Management LP293.3K$1.01M−$354.9KCut−$354.9K
TUDOR INVESTMENT CORP ET AL221.4K$763.8K−$267.9KCut−$492.6K
Bank of New York Mellon Corp180.5K$622.8K−$218.4KCut−$270.4K
AMERIPRISE FINANCIAL INC177.9K$613.7K−$215.2KCut−$220K
JACOBS LEVY EQUITY MANAGEMENT, INC174.6K$602.3KNew
LAZARD ASSET MANAGEMENT LLC160.3K$553.1K−$194KCut−$836.2K
Numerai GP LLC160.3K$553K−$119.1KAdded$94.4K
MORGAN STANLEY158.9K$548.3K−$192.3KCut−$1.51M
Cerity Partners LLC146K$503.6K−$143.4KCut−$48.5K
JPMORGAN CHASE & CO135.5K$448.4K−$182.9KCut−$2.38M
XTX Topco Ltd126.4K$435.9K−$152.9KCut−$154.5K
MILLENNIUM MANAGEMENT LLC123.4K$425.6K−$149.3KCut−$2.62M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC121.3K$418.4K−$146.7KCut−$338.3K
BARCLAYS PLC98.4K$339.4K−$119KCut−$468.6K
SUSQUEHANNA INTERNATIONAL GROUP, LLP96.6K$333.2K−$116.9KCut−$156.9K
IEQ CAPITAL, LLC92.9K$320.6KNew
BRIDGEWAY CAPITAL MANAGEMENT, LLC85.8K$296K−$25.2KAdded$199.1K
JANE STREET GROUP, LLC76K$262.1K−$91.9KCut−$1.14M
Penbrook Management LLC72.2K$248.9K−$86.3KCut−$83.6K
Nuveen, LLC71.1K$245.4K−$86.1KCut−$86.1K
Russell Investments Group, Ltd.68K$234.6K−$81.5KCut−$79.3K
RHUMBLINE ADVISERS66.9K$230.9K−$80KCut−$77.3K
MARSHALL WACE, LLP61.6K$212.4K−$74.5KCut−$836.7K
DEUTSCHE BANK AG\58.7K$202.6K−$62.6KCut−$38.6K
Jump Financial, LLC58.6K$202.1K−$49.7KAdded$10.6K
Engineers Gate Manager LP55.9K$193K−$67.7KCut−$156.8K
BANK OF AMERICA CORP /DE/54K$186.3K−$65.3KCut−$72.1K
BNP PARIBAS FINANCIAL MARKETS49.2K$169.9K−$59.6KCut−$168.6K
PDT Partners, LLC48.8K$168.3K−$59KCut−$316.2K
CANADA PENSION PLAN INVESTMENT BOARD47.2K$162.8K−$57.1KCut−$57.1K
Fidelity47.1K$162.6K−$57KCut−$63.7K
Invesco Ltd.45.5K$156.9K−$53.4KCut−$48.6K
ALLIANCEBERNSTEIN L.P.33.2K$154.7K$0Held
CWM, LLC42.9K$148.2K$12.8KAdded$148.1K
Mariner, LLC42.1K$145.2KNew
Centiva Capital, LP40.2K$138.8KNew
Quantbot Technologies LP32.6K$112.4K−$28.8KAdded$1.6K
Squarepoint Ops LLC32K$110.5K−$38.8KCut−$287.8K
Checchi Capital Advisers, LLC31.1K$107.2K−$37.6KCut−$37.6K
State of Wyoming31K$106.9K−$31.8KCut−$15.7K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.26.3K$90.7K−$31KCut−$28.7K
WELLS FARGO & COMPANY/MN25.5K$87.8K−$30.8KCut−$221.3K
EntryPoint Capital, LLC24.7K$85.2KNew
R Squared Ltd24.4K$84.3KNew
Vanguard Global Advisers, LLC22.7K$78.3KHeld
ZACKS INVESTMENT MANAGEMENT19.9K$68.7K−$24.1KCut−$24.1K
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC18.4K$67KNew
MetLife Investment Management, LLC19K$65.6K−$23KCut−$50.9K
SEI INVESTMENTS CO17.3K$59.8KNew
Regal Investment Advisors LLC16.7K$57.6K−$19.5KCut−$17.7K
MANUFACTURERS LIFE INSURANCE COMPANY, THE16.4K$56.6K−$19.9KCut−$24.8K
RAYMOND JAMES FINANCIAL INC16.1K$55.7K−$19.5KCut−$528.6K
MERCER GLOBAL ADVISORS INC /ADV15.6K$53.7KNew
TWO SIGMA INVESTMENTS, LP15.3K$52.8K−$18.5KCut−$1.96M
Voleon Capital Management LP15.2K$52.6KNew
INTECH INVESTMENT MANAGEMENT LLC15.1K$52.1K−$18.3KCut−$53.7K
GAMCO INVESTORS, INC. ET AL14.4K$49.7K−$17.4KCut−$17.4K
PANAGORA ASSET MANAGEMENT INC14.4K$49.7K−$17.4KCut−$270.3K
Brevan Howard Capital Management LP14.4K$49.6KNew
Police & Firemen's Retirement System of New Jersey13.6K$46.8K−$16.4KCut−$16.4K
OXFORD ASSET MANAGEMENT LLP12.6K$43.5K−$12.2KCut−$3.63K
Creative Planning11.2K$38.5KNew
NEW YORK STATE COMMON RETIREMENT FUND11.1K$38.3K−$13.4KCut−$13.4K
PGIM Custom Harvest LLC10.6K$36.6K−$12.8KCut−$12.8K
M&T Bank Corp10.5K$36.2K−$12.7KCut−$12.7K
CAPTRUST FINANCIAL ADVISORS10.3K$35.6KNew
VOYA INVESTMENT MANAGEMENT LLC10K$34.7K−$12.2KCut−$14.5K
GABELLI FUNDS LLC10K$34.6K−$12.1KCut−$12.1K
Summit Trail Advisors, LLC10K$34.5K−$12.1KCut−$12.1K
GROUP ONE TRADING LLC8.67K$29.9K−$10.5KCut−$15.6K
Tower Research Capital LLC (TRC)6.23K$21.5K−$7.54KCut−$10.8K
Rockefeller Capital Management L.P.5.29K$18.2K−$6.02KCut−$4.94K
Legal & General Group Plc4.99K$17.2K−$6.03KCut−$9.65K
Ameritas Investment Partners, Inc.4.47K$15.4K−$5.42KCut−$5.42K
Essential Partners LLC4.23K$14.6K−$212Added$13.8K
OSAIC HOLDINGS, INC.4K$13.8K−$1.81KAdded$6.81K
CITIGROUP INC2.99K$10.3K−$1.95KAdded$2.81K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM2.98K$10.3K−$3.61KCut−$5.52K
Meramec Financial Planners, LLC1.85K$7.64K$56Added$56
SIMPLEX TRADING, LLC1.75K$6.03K−$2.12KCut−$15.6K
ACADIAN ASSET MANAGEMENT LLC1.64M$5.65K−$1.41KAdded$204
IFP Advisors, Inc1.57K$5.41K−$55Added$5.2K
EverSource Wealth Advisors, LLC1.54K$5.3K−$289Added$4.19K
CHAPMAN FINANCIAL GROUP, LLC1K$3.45K−$1.21KCut−$1.21K
Allworth Financial LP939$3.24K−$177Added$2.56K
Marquette Asset Management, LLC762$2.63KNew
ROYAL BANK OF CANADA510$2K−$389Cut−$24K
HM PAYSON & CO500$1.73K−$605Cut−$605
Optiver Holding B.V.374$1.29K−$438Cut−$397
SBI Securities Co., Ltd.369$1.27K−$447Cut−$913
Sterling Capital Management LLC369$1.27K−$447Cut−$447
Root Financial Partners, LLC309$1.07KNew
Farther Finance Advisors, LLC280$1K−$305Cut−$3.77K
GAMMA Investing LLC280$966−$339Cut−$2.52K
Arax Advisory Partners314$942−$15Added$900
ROTHSCHILD INVESTMENT LLC236$814−$148Added$245
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO226$780New
MAI Capital Management209$722−$3Added$712
True Wealth Design, LLC203$701−$245Cut−$1.1K
Caitong International Asset Management Co., Ltd199$687New
GSA CAPITAL PARTNERS LLP191K$659−$231Cut−$735
Wealth Preservation Advisors, LLC118$407New
Cambridge Investment Research Advisors, Inc.44.9K$155−$54Cut−$54
PRICE T ROWE ASSOCIATES INC /MD/44.1K$153−$39Added$2
STONERIDGE INVESTMENT PARTNERS LLC36.5K$126−$44Cut−$44
SJS Investment Consulting Inc.36$125New
Sunbelt Securities, Inc.31$107New
Advisory Services Network, LLC27$93New
Sachetta, LLC20$69−$25Cut−$25
Covestor Ltd4.86K$17−$6Cut−$6

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.