DOSSIER · 13F Holders · Q1 2026
BAND

BANDWIDTH INC

172 institutions still hold BANDWIDTH INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 05988J103·172 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$299M
visible holders
Holders
172
filers reporting
Concentration
17.64%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

172 institutions reported BAND in Q1 2026. BlackRock, Inc. leads at 17.6% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$53M3.0M0.00%Q1 2026
02
CYPRESS POINT INVESTMENT MANAGEMENT LP
CIK 0002058475
$28M1.6M6.65%Q1 2026
03
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$28M1.6M0.01%Q1 2026
04
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$21M1.2M0.00%Q1 2026
05
Assenagon Asset Management S.A.
CIK 0001546007· Quasi-passive
$17M264K0.02%Q2 2026
06
ACADIAN ASSET MANAGEMENT LLC
CIK 0000916542
$15M833K0.02%Q1 2026
07
STATE STREET CORP
CIK 0000093751
$13M723K0.00%Q1 2026
08
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$12M693K0.00%Q1 2026
09
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$12M688K0.01%Q1 2026
10
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$11M645K0.02%Q1 2026
11
Archon Capital Management LLC
CIK 0001398825
$10M583K5.86%Q1 2026
12
AMERIPRISE FINANCIAL INC
CIK 0000820027
$10M580K0.00%Q1 2026
13
Vanguard Portfolio Management
CIK 0002100121· Index
$10M544K0.00%Q1 2026
14
FMR LLC
CIK 0000315066
$9M524K0.00%Q1 2026
15
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$9M494K0.01%Q1 2026
16
Connor, Clark & Lunn Investment Management Ltd.
CIK 0001596800
$8M467K0.02%Q1 2026
17
Dana Investment Advisors, Inc.
CIK 0001427514
$8M448K0.24%Q1 2026
18
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$8M444K0.00%Q1 2026
19
Herald Investment Management Ltd
CIK 0001512022
$8M124K1.06%Q2 2026
20
CSM Advisors, LLC
CIK 0001863523
$8M434K0.19%Q1 2026
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Insiders at BANDWIDTH INC
Asbill Richard BrandonMorken David A.Bailey Brian D.Suriano Douglas AAgarwal DeveshRoss KadeBottorff RebeccaRaiford Daryl E