BANDWIDTH INC

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BAND·05988J103·US·Common Stock·Technology - Software - Infrastructure-13D/G

BAND (BANDWIDTH INC) is held by 135 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($156M), Hood River Capital Management LLC ($145.3M), DRIEHAUS CAPITAL MANAGEMENT LLC ($87.9M). Net institutional sentiment: Bullish.

135

Holders

(9 Elite)

$1.6B

Total Value

75% (140)

Consensus

105 buying - 35 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)45

Insider (Form 4)59

Activist (13D/13G)44

Congressional (STOCK Act)66

Holder Quality

36

★★★★★

Elite

42

★★★★

Strong

44

★★★

Solid

82

★★

Below

59

★

Weak

Held by 135 funds

9 elite

Who's Trading

Source dates: Price Aug 28, 2026 · Insiders Aug 18, 2026 · Activists Aug 14, 2026 · Congress none

InsiderSASuriano Douglas ASell $11KAug 17, 2026

InsiderSASuriano Douglas ASell $202KAug 17, 2026

ActivistHood River Capital Management LLC7.6%Aug 14, 2026

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Top Holders

Top Holders (135)History

AllNewIncreasedHeldDecreasedExited

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Decreased	2.5M(-16.7%)	$156M	0.0%	+178.31%	0
Hood River Capital Management LLC	New	2.3M	$145.3M	1.1%	-25.92%	69
DRIEHAUS CAPITAL MANAGEMENT LLC	New	1.4M	$87.9M	0.5%	-25.92%	58
DED. E. Shaw & Co., Inc.	Increased	1.3M(+274.7%)	$83M	0.0%	-9.36%	48
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	1.3M(+7.5%)	$81.3M	0.0%	+148.14%	32
STATE STREET CORP	Increased	940,836(+30.1%)	$59.6M	0.0%	+77.79%	37
DIMENSIONAL FUND ADVISORS LP	Decreased	938,163(-39.5%)	$59.4M	0.0%	+209.64%	0
WELLINGTON MANAGEMENT GROUP LLP	Increased	911,893(+138.9%)	$57.7M	0.0%	+7.46%	47
TWO SIGMA INVESTMENTS, LP	Increased	824,923(+67.0%)	$52.2M	0.0%	+34.19%	43
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	Increased	794,130(+15.3%)	$50.3M	0.0%	+113.83%	34
GEODE CAPITAL MANAGEMENT, LLC	Increased	767,501(+10.7%)	$48.6M	0.0%	-16.31%	32
JANE STREET GROUP, LLC	Increased	720,419(+701.8%)	$45.6M	0.0%	-18.26%	47
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	659,516(+21.3%)	$41.7M	0.0%	+95.96%	35
Nuveen, LLC	Increased	648,622(+85.8%)	$41.1M	0.0%	+28.55%	45
RENAISSANCE TECHNOLOGIES LLC	Decreased	644,000(-0.1%)	$40.8M	0.1%	+99.57%	0
FMR LLC	Increased	544,221(+3.8%)	$34.4M	0.0%	+157.64%	30
AMERIPRISE FINANCIAL INC	Decreased	536,459(-7.5%)	$34M	0.0%	+201.39%	0
Connor, Clark & Lunn Investment Management Ltd.	Increased	486,523(+4.1%)	$30.8M	0.1%	+158.57%	30
CITADEL ADVISORS LLC	Increased	382,961(+73.4%)	$24.2M	0.0%	+31.10%	43
AQR CAPITAL MANAGEMENT LLC	Decreased	381,122(-14.1%)	$24.1M	0.0%	+228.74%	0

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Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer