Who owns Bandwidth Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of BAND from SEC Form 13F filings across 240 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 240 institutions disclosed 30.4M shares of Bandwidth Inc. worth $1.92B — about 94.7% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
240
13F holders
$1.92B
value, 2026 filers
94.7%
of shares outstanding (30.4M sh)
108
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of BAND's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 2.5M | $156.0M | 0.0% | 7.7% | -16.7% |
| 2 | Hood River Capital Management LLCNEW | 2.3M | $145.3M | 1.1% | 7.1% | new |
| 3 | Driehaus Capital Management LLCNEW | 1.4M | $87.9M | 0.5% | 4.3% | new |
| 4 | D. E. Shaw & Co., Inc. | 1.3M | $83.0M | 0.0% | 4.1% | +274.7% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 1.3M | $81.3M | 0.0% | 4% | +7.5% |
| 6 | STATE STREET CORP | 940,836 | $59.6M | 0.0% | 2.9% | +30.1% |
| 7 | DIMENSIONAL FUND ADVISORS LP | 938,163 | $59.4M | 0.0% | 2.9% | -39.5% |
| 8 | WELLINGTON MANAGEMENT GROUP LLP | 911,893 | $57.7M | 0.0% | 2.8% | +138.9% |
| 9 | TWO SIGMA INVESTMENTS, LP | 824,923 | $52.2M | 0.0% | 2.6% | +67.0% |
| 10 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 794,130 | $50.3M | 0.0% | 2.5% | +15.4% |
| 11 | ACADIAN ASSET MANAGEMENT LLC | 792,132 | $50.1M | 0.1% | 2.5% | -4.9% |
| 12 | CYPRESS POINT INVESTMENT MANAGEMENT LP | 775,581 | $49.1M | 8.9% | 2.4% | -51.0% |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | 767,501 | $48.6M | 0.0% | 2.4% | +10.7% |
| 14 | JANE STREET GROUP, LLC | 720,419 | $45.6M | 0.0% | 2.2% | +701.8% |
| 15 | VANGUARD PORTFOLIO MANAGEMENT LLC | 659,516 | $41.7M | 0.0% | 2.1% | +21.3% |
| 16 | Nuveen, LLC | 648,622 | $41.1M | 0.0% | 2% | +85.8% |
| 17 | RENAISSANCE TECHNOLOGIES LLC | 644,000 | $40.8M | 0.1% | 2% | -0.2% |
| 18 | FMR LLC | 544,221 | $34.4M | 0.0% | 1.7% | +3.8% |
| 19 | AMERIPRISE FINANCIAL INC | 536,459 | $34.0M | 0.0% | 1.7% | -7.4% |
| 20 | Connor, Clark & Lunn Investment Management Ltd. | 486,523 | $30.8M | 0.1% | 1.5% | +4.1% |
| 21 | Portolan Capital Management, LLCNEW | 412,701 | $26.1M | 1.0% | 1.3% | new |
| 22 | CITADEL ADVISORS LLC | 382,961 | $24.2M | 0.0% | 1.2% | +73.4% |
| 23 | AQR CAPITAL MANAGEMENT LLC | 381,122 | $24.1M | 0.0% | 1.2% | -14.1% |
| 24 | G2 Investment Partners Management LLCNEW | 366,938 | $23.2M | 4.2% | 1.1% | new |
| 25 | GOLDMAN SACHS GROUP INC | 346,268 | $21.9M | 0.0% | 1.1% | -5.1% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.