Bandwidth BAND Institutional Ownership

NASDAQ BAND

$46.82 +2.11 (+4.72%)

At close: Oct 21, 2026 · 4:00 PM EDT

Institutions by Trading Activity

240 Institutions

Increased 171 71.3%

Unchanged 17 7.1%

Reduced 52 21.7%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

98.77%

▲+19.17 pp QoQ

Shares Held by Institutions

30.42Mn

of 30.80Mn outstanding

▲+27.15% QoQ

Shares Outstanding

30.80Mn

378.89K held outside 13F filers

Institutional Investors

240

filed 13F for Jun 2026

▲+84 vs prior quarter

Net Shares Added (QoQ)

+6.50Mn

accumulated since last quarter

Value of Holdings

$1.36Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 11, 2026

Bandwidth Inc. (NASDAQ:BAND) appeared in the 13F filings of 240 institutional investors for the quarter ended June 30, 2026.

These investors held 98.77% of Bandwidth's outstanding shares at the end of Q2 2026, up from 79.60% in Q1 2026.
Total shares held in Bandwidth rose 27.15% from Q1 2026, while the number of holders rose 52.87% from Q2 2025.
Looking at the 240 holders of BAND individually, 171 added to their positions, 52 reduced their stakes and 17 left their positions unchanged.
Altogether, institutional holders owned 30.42Mn BAND shares at the end of Q2 2026, up 6.5Mn from the prior quarter and up 9.53Mn from a year earlier.
BlackRock, Inc. led 13F holders of BAND with 2.46Mn shares as of June 30, 2026, or 8.00% of shares outstanding.
Holders that added the most shares of Bandwidth in Q2 2026 were D. E. Shaw & Co., Inc. (+961.19K shares), Jane Street Group, LLC (+630.57K shares), Wellington Management Group LLP (+530.18K shares), Two Sigma Investments, LP (+330.99K shares) and Nuveen, LLC (+299.45K shares).
The biggest cuts to BAND positions during Q2 2026 came from Cypress Point Investment Management LP (-807.62K shares), Dimensional Fund Advisors LP (-613.35K shares), BlackRock, Inc. (-493.85K shares), CSM Advisors, LLC (-331.06K shares) and Archon Capital Management LLC (-271.68K shares).
According to Business Quant data, the leading holders of BAND for Q2 2026 were BlackRock, Inc. (2.46Mn shares), Hood River Capital Management LLC (2.3Mn shares), Driehaus Capital Management LLC (1.39Mn shares), D. E. Shaw & Co., Inc. (1.31Mn shares), Vanguard Capital Management LLC (1.28Mn shares), State Street Corp (940.84K shares), Dimensional Fund Advisors LP (938.16K shares), Wellington Management Group LLP (911.89K shares), Two Sigma Investments, LP (824.92K shares) and Arrowstreet Capital, Limited Partnership (794.13K shares).

Form 13F Holdings

240 Institutional Holders

Report period 30 Jun, 2026

Total shares held 30.42Mn

Of outstanding 98.77%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	2,463,857	8.00%	▼493,851	-16.70%	$155.96Mn
2	Hood River Capital Management LLC	0001578177	2,295,924	7.45%	▲2,295,924	0.00%	$145.33Mn
3	DRIEHAUS CAPITAL MANAGEMENT LLC	0000938206	1,388,899	4.51%	▲1,388,899	0.00%	$87.92Mn
4	D. E. Shaw & Co., Inc.	0001009207	1,311,050	4.26%	▲961,190	+274.74%	$82.99Mn
5	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,284,658	4.17%	▲89,780	+7.51%	$81.32Mn
6	State Street Corp	0000093751	940,836	3.05%	▲217,541	+30.08%	$59.55Mn
7	DIMENSIONAL FUND ADVISORS LP	0000354204	938,163	3.05%	▼613,345	-39.53%	$59.38Mn
8	WELLINGTON MANAGEMENT GROUP LLP	0000902219	911,893	2.96%	▲530,182	+138.90%	$57.72Mn
9	TWO SIGMA INVESTMENTS, LP	0001179392	824,923	2.68%	▲330,991	+67.01%	$52.22Mn
10	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0001164508	794,130	2.58%	▲105,700	+15.35%	$50.27Mn
11	ACADIAN ASSET MANAGEMENT LLC	0000916542	792,132	2.57%	▼40,556	-4.87%	$50.11K
12	CYPRESS POINT INVESTMENT MANAGEMENT LP	0002058475	775,581	2.52%	▼807,618	-51.01%	$49.09Mn
13	GEODE CAPITAL MANAGEMENT, LLC	0001214717	767,501	2.49%	▲74,041	+10.68%	$48.59Mn
14	JANE STREET GROUP, LLC	0001595888	720,419	2.34%	▲630,572	+701.83%	$45.60Mn
15	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	659,516	2.14%	▲115,607	+21.25%	$41.75Mn
16	Nuveen, LLC	0001871926	648,622	2.11%	▲299,447	+85.76%	$41.06Mn
17	RENAISSANCE TECHNOLOGIES LLC	0001037389	644,000	2.09%	▼981	-0.15%	$40.77Mn
18	FMR LLC	0000315066	544,221	1.77%	▲20,133	+3.84%	$34.45Mn
19	Ameriprise Financial Inc	0000820027	536,459	1.74%	▼43,165	-7.45%	$33.96Mn
20	Connor, Clark & Lunn Investment Management Ltd.	0001596800	486,523	1.58%	▲19,037	+4.07%	$30.80Mn

Showing 1 to 20 of 240 holders