HolderBook

BANDWIDTH INC (BAND)

Institutional ownership reported to the SEC as of Q2 2026, across 31 quarters.

233
Reporting holders
$2.0B
Reported value
4.0%
Held as options
+85
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
BlackRock, Inc.$156.0M2,463,8570.00%8q-16.7%-$31.3M
Hood River Capital Management LLC$145.3M2,295,9241.05%newNEW
Driehaus Capital Management LLC$87.9M1,388,8990.51%newNEW
D. E. Shaw & Co., Inc.$83.0M1,311,0500.04%31q+274.7%+$60.8M
VANGUARD CAPITAL MANAGEMENT LLC$81.3M1,284,6580.00%2q+7.5%+$5.7M
STATE STREET CORP$59.6M940,8360.00%31q+30.1%+$13.8M
DIMENSIONAL FUND ADVISORS LP$59.4M938,1630.01%29q-39.5%-$38.8M
WELLINGTON MANAGEMENT GROUP LLP$57.7M911,8930.01%6q+138.9%+$33.6M
TWO SIGMA INVESTMENTS, LP$52.2M824,9230.04%24q+67.0%+$21.0M
JANE STREET GROUP, LLC$51.9M720,4190.00%12q+701.8%+$45.4M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP$50.3M794,1300.02%12q+15.4%+$6.7M
CYPRESS POINT INVESTMENT MANAGEMENT LP$49.1M775,5818.90%3q-51.0%-$51.1M
GEODE CAPITAL MANAGEMENT, LLC$48.6M767,5010.00%31q+10.7%+$4.7M
VANGUARD PORTFOLIO MANAGEMENT LLC$41.7M659,5160.00%2q+21.3%+$7.3M
Nuveen, LLC$41.1M648,6220.01%6q+85.8%+$19.0M
RENAISSANCE TECHNOLOGIES LLC$40.8M644,0000.06%24qHELD
UBS Group AG$38.7M175,9200.00%31q-17.6%-$8.2M
FMR LLC$34.4M544,2210.00%29q+3.8%+$1.3M
AMERIPRISE FINANCIAL INC$34.0M536,4590.01%16q-53.7%-$39.4M
Assenagon Asset Management S.A.$33.4M527,2140.02%20q+7.2%+$2.2M
CITADEL ADVISORS LLC$31.0M382,9610.00%31q+73.4%+$13.1M
Connor, Clark & Lunn Investment Management Ltd.$30.8M486,5230.06%18q+4.1%+$1.2M
Portolan Capital Management, LLC$26.1M412,7010.98%newNEW
AQR CAPITAL MANAGEMENT LLC$24.1M381,1220.01%14q-14.1%-$4.0M
G2 Investment Partners Management LLC$23.2M366,9384.23%newNEW
GOLDMAN SACHS GROUP INC$21.9M346,2680.00%30q-5.1%-$1.2M
JENNISON ASSOCIATES LLC$20.0M315,2460.01%newNEW
Archon Capital Management LLC$19.7M311,4438.00%6q-46.6%-$17.2M
MORGAN STANLEY$18.2M286,8370.00%35q+14.0%+$2.2M
SUSQUEHANNA INTERNATIONAL GROUP, LLP$17.7M90,8710.00%31q+50.8%+$6.0M
Point72 Asset Management, L.P.$15.9M187,2800.02%newNEW
NORTHERN TRUST CORP$15.9M251,3450.00%31q+10.6%+$1.5M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC$15.8M249,3570.00%29q+6.7%+$992.1K
Sixth Street Partners Management Company, L.P.$15.8M249,3570.00%newNEW
BRIDGEWAY CAPITAL MANAGEMENT, LLC$14.9M235,9740.26%5q+2.9%+$414.1K
Dana Investment Advisors, Inc.$14.6M230,9480.38%10q-48.5%-$13.8M
PANAGORA ASSET MANAGEMENT INC$14.6M230,8220.04%11q+49.6%+$4.8M
SEI INVESTMENTS CO$14.4M227,2860.01%newNEW
VANGUARD FIDUCIARY TRUST CO$13.5M212,7650.00%2q+15.9%+$1.8M
BANK OF MONTREAL /CAN/$12.2M192,6800.00%29q+32.4%+$3.0M
MARSHALL WACE, LLP$12.2M192,0820.01%newNEW
Parcion Private Wealth LLC$11.9M188,1950.66%27q-23.0%-$3.6M
Jump Financial, LLC$11.2M177,0110.09%2q+55.5%+$4.0M
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC$10.9M72,0000.19%newNEW
CITIGROUP INC$10.2M161,8880.00%31q+3724.4%+$10.0M
Empowered Funds, LLC$10.2M160,9740.05%5q+4.2%+$414.1K
Trexquant Investment LP$10.1M158,8000.06%10q+33.6%+$2.5M
BNP PARIBAS FINANCIAL MARKETS$9.7M152,6360.00%15q+328.2%+$7.4M
Pier Capital, LLC$8.9M140,3661.18%newNEW
MERCER GLOBAL ADVISORS INC /ADV$8.1M127,6660.01%10q+103.2%+$4.1M
IMC-Chicago, LLC$7.9M8,7840.00%newNEW
HERALD INVESTMENT MANAGEMENT Ltd$7.8M124,0001.06%30q-29.1%-$3.2M
Universal- Beteiligungs- und Servicegesellschaft mbH$7.2M114,4680.01%newNEW
Russell Investments Group, Ltd.$7.1M113,6160.01%17q+99.5%+$3.5M
Bank of New York Mellon Corp$6.7M106,0240.00%31q+2.4%+$155.1K
ROYCE & ASSOCIATES LP$6.7M105,5240.05%newNEW
RAYMOND JAMES FINANCIAL INC$6.4M101,7800.00%newNEW
Ma Investment Partnership, LP$6.3M100,0001.13%newNEW
Blue Trust, Inc.$6.2M97,7420.06%2qHELD
SIMPLEX TRADING, LLC$6.1M44,8600.00%4q+67869.7%+$6.1M
BOOTHBAY FUND MANAGEMENT, LLC$5.6M89,0690.07%newNEW
Divisadero Street Capital Management, LP$5.4M86,0650.12%newNEW
PEAK6 LLC$5.3Moptions only0.01%newOPTIONS
ANTIPODES PARTNERS Ltd$5.2M82,5510.10%2q-44.6%-$4.2M
MILLENNIUM MANAGEMENT LLC$5.0M78,9610.00%2q+183.8%+$3.2M
Quantinno Capital Management LP$4.9M77,6590.01%3q+1.1%+$52.1K
VOLORIDGE INVESTMENT MANAGEMENT, LLC$4.6M72,1800.02%newNEW
ALGERT GLOBAL LLC$4.5M70,9820.05%15q-81.9%-$20.4M
CASTLEARK MANAGEMENT LLC$4.4M68,8800.12%newNEW
FRANKLIN RESOURCES INC$4.2M66,5390.00%10q+2.9%+$120.3K
Decker Retirement Planning Inc.$4.1M65,1931.41%newNEW
Aquatic Capital Management LLC$4.1M64,6600.14%newNEW
NEUBERGER BERMAN GROUP LLC$3.8M60,4780.00%newNEW
Robeco Institutional Asset Management B.V.$3.7M58,0410.00%newNEW
PRINCIPAL FINANCIAL GROUP INC$3.3M52,6060.00%5q+26.4%+$695.0K
TUDOR INVESTMENT CORP ET AL$3.3M51,7220.00%newNEW
AMERICAN CENTURY COMPANIES INC$3.3M51,4560.00%2q+360.6%+$2.6M
FORA Capital, LLC$3.2M50,4930.22%newNEW
Invesco Ltd.$3.1M49,0500.00%27q-28.0%-$1.2M
GLOBEFLEX CAPITAL L P$2.9M45,2680.37%8q-25.9%-$1.0M
Jefferies Financial Group Inc.$2.7M42,4150.02%newNEW
Informed Momentum Co LLC$2.6M41,6440.23%newNEW
BANK OF AMERICA CORP /DE/$2.6M41,6250.00%31q-68.1%-$5.6M
Sone Capital Management, LLC$2.5M40,1040.19%newNEW
LANDSCAPE CAPITAL MANAGEMENT, L.L.C.$2.5M40,0330.16%newNEW
WELLS FARGO & COMPANY/MN$2.4M38,5620.00%31q+54.6%+$862.1K
IEQ CAPITAL, LLC$2.4M38,4170.01%6q+1.5%+$36.1K
RHUMBLINE ADVISERS$2.4M37,9010.00%29q+9.8%+$214.5K
Engineers Gate Manager LP$2.2M35,0430.03%newNEW
DEUTSCHE BANK AG\$2.2M34,6700.00%32q-22.4%-$634.6K
Quadrature Capital Ltd$2.1M33,5380.02%newNEW
SEGALL BRYANT & HAMILL, LLC$2.1M33,3550.03%newNEW
NANO CAP NEW MILLENNIUM GROWTH FUND L P$2.1M32,5001.58%3q-75.5%-$6.3M
ALLIANCEBERNSTEIN L.P.$2.0M113,0120.00%29q-47.4%-$1.8M
JPMORGAN CHASE & CO$1.9M31,1790.00%31q+156.9%+$1.2M
MBL Wealth, LLC$1.8M29,1130.13%21qHELD
EFG International AG$1.7M27,0770.03%newNEW
Quantedge Capital Pte Ltd$1.6M25,7001.23%newNEW
Tidal Investments LLC$1.5M22,9160.00%newNEW
Palogic Value Management, L.P.$1.4M22,5200.47%15q-87.8%-$10.3M

Five percent filings

Anyone crossing 5% of a company must say so within days - far sooner than the next quarterly holdings report. A 13D declares an intent to influence the company; a 13G is the passive version. See all activist filings →

FiledFormFiler % of class
2026-08-1413GHood River Capital Management LLC7.6%
2026-07-1413G/ADimensional Fund Advisors LP3.1%

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q2 2026233$2.0B30,037,22611263454.0%
Q1 2026148$415.0M23,390,4022354440.6%
Q4 2025143$331.7M21,532,837744510.5%
Q3 2025146$337.0M20,121,0941351491.3%
Q2 2025149$325.9M20,342,9202858341.0%
Q1 2025149$255.4M19,275,8142351421.3%
Q4 2024144$322.0M18,856,8131747370.5%
Q3 2024137$319.3M18,118,5801446460.7%
Q2 2024147$305.7M17,677,9142446502.5%
Q1 2024138$339.6M18,031,1613244383.2%
Q4 2023133$258.4M17,487,9841235452.2%
Q3 2023147$186.9M16,298,1742535412.2%
Q2 2023131$228.4M16,556,6221341371.5%
Q1 2023142$259.1M16,713,5382543352.5%
Q4 2022131$360.9M15,452,7133442281.9%
Q3 2022154$222.1M18,244,1862939451.9%
Q2 2022151$386.5M19,185,1273049426.6%
Q1 2022166$745.7M20,861,6563356519.4%
Q4 2021190$1.9B25,566,0931571685.5%
Q3 2021232$2.3B24,482,25228106512.7%
Q2 2021236$3.3B23,685,2882796662.5%
Q1 2021263$3.1B23,305,6744494783.3%
Q4 2020272$3.7B23,705,14055107662.6%
Q3 2020248$3.9B21,838,5226474832.2%
Q2 2020207$2.8B21,788,1157262601.1%
Q1 2020160$1.5B21,468,2414658340.6%
Q4 2019126$1.2B17,899,6002150341.3%
Q3 2019136$1.1B16,034,6292757371.0%
Q2 2019128$1.1B15,071,0345039330.1%
Q1 2019108$842.0M12,566,3173739260.1%
Q4 201882$349.3M8,568,3433020.0%