13F

Stock

Bandwidth Inc.

BAND · held by 177 managers

Reported value

$531.9M

Holders

177

+23 new · −29 exited

Holders’ est. mark

$74.8M

Price effect on 148 books still in the name

Largest holder

$52.7M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.2.96M$52.7M$27.1MAdded$6.16M
Irenic Capital Management LP42.2M$37.6M$602.7KAdded$602.7K
CYPRESS POINT INVESTMENT MANAGEMENT LP1.58M$28.2M$3.54MAdded$4.88M
DIMENSIONAL FUND ADVISORS LP1.55M$27.6M$3.46MAdded$5.09M
VANGUARD CAPITAL MANAGEMENT LLC1.19M$21.3MHeld
Radcliffe Capital Management, L.P.22.3M$19.9M$479.5KCut−$28.7M
State Street723.3K$12.9M$1.54MAdded$2.86M
GEODE CAPITAL MANAGEMENT, LLC693.5K$12.4M$1.57MAdded$2.11M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP688.4K$12.3M$408.4KAdded$9.61M
Renaissance Technologies645K$11.5M$1.47MAdded$1.93M
Ewing Morris & Co. Investment Partners Ltd.12.2M$10.9M$65KAdded$65K
Archon Capital Management LLC583.1K$10.4M$1.06MAdded$3.49M
AMERIPRISE FINANCIAL INC579.6K$10.3M$1.37MAdded$1.17M
INTREPID CAPITAL MANAGEMENT INC10.9M$9.79M$128.7KAdded$4.56M
D. E. Shaw & Co., Inc.4.25M$9.74M$4.06MCut−$6.68M
VANGUARD PORTFOLIO MANAGEMENT LLC543.9K$9.69MHeld
Fidelity524.1K$9.34M$1.24MAdded$910K
TWO SIGMA INVESTMENTS, LP493.9K$8.8M$570.9KAdded$5.08M
Assenagon Asset Management S.A.491.9K$8.77M$771.3KAdded$3.74M
Connor, Clark & Lunn Investment Management Ltd.467.5K$8.33M$1.11MAdded$157.8K
ABSOLUTE INVESTMENT ADVISERS, LLC9.1M$8.15M$227.8KCut−$642.3K
CORBYN INVESTMENT MANAGEMENT INC/MD9.14M$8.14M$196.6KCut−$7.31M
Dana Investment Advisors, Inc.448.2K$7.99M$1.06MAdded$1.05M
Icahn Capital443.6K$7.9M$1.01MAdded$1.3M
Chicago Capital Management, LLC8.14K$7.29M$89.9KAdded$2.01M
Opti Capital Management, LP8M$7.24M$210.4KCut−$14.3M
WELLINGTON MANAGEMENT GROUP LLP381.7K$6.8M$5.33MCut−$1.69M
Bastion Asset Management Inc.393.3K$6.59MNew
GOLDMAN SACHS GROUP INC364.9K$6.5M$864.9KCut−$2.92M
Nuveen, LLC349.2K$6.22M$827.5KAdded$664.8K
DeepCurrents Investment Group LLC5.75M$5.17M$150.6KCut−$6.84M
MORGAN STANLEY251.7K$4.49M$1.65MAdded$597.9K
Parcion Private Wealth LLC244.5K$4.36M$561.3KAdded$697.8K
CHARLES SCHWAB INVESTMENT MANAGEMENT INC233.7K$4.16M$553.8KCut−$509.7K
BRIDGEWAY CAPITAL MANAGEMENT, LLC229.4K$4.09M$510.7KAdded$759.5K
NORTHERN TRUST CORP227.2K$4.05M$511KAdded$716.9K
BARCLAYS PLC223.5K$3.98M$529.7KAdded$85.3K
Citadel220.8K$3.94M$71.8KAdded$3.47M
UBS Group AG213.4K$3.8M$486.6KAdded$631.3K
OAKTREE CAPITAL MANAGEMENT LP4.17M$3.73M$89.6KCut−$8.19M
CAPSTONE INVESTMENT ADVISORS, LLC4M$3.58M$86KAdded$86K
ALLIANCEBERNSTEIN L.P.214.7K$3.32M−$1Added$1.55M
Palogic Value Management, L.P.185K$3.3M$438.5KAdded$280.3K
VANGUARD FIDUCIARY TRUST CO183.6K$3.27MHeld
JACOBS LEVY EQUITY MANAGEMENT, INC180.6K$3.22M$428.1KCut−$2.49M
HERALD INVESTMENT MANAGEMENT Ltd175K$3.12M$414.8KCut−$126K
Empowered Funds, LLC154.4K$2.75M$332.9KAdded$581.7K
PANAGORA ASSET MANAGEMENT INC154.3K$2.75M$361.5KAdded$392.5K
Russell Investments Group, Ltd.1.95M$2.71M$811.6KCut−$3.13M
ANTIPODES PARTNERS Ltd148.9K$2.65MNew
BANK OF MONTREAL /CAN/145.5K$2.59M$344.9KAdded$343.2K
ADVENT CAPITAL MANAGEMENT /DE/2.67M$2.39M$54KCut−$497.1K
NANO CAP NEW MILLENNIUM GROWTH FUND L P132.5K$2.36M$248.9KAdded$738.9K
BANK OF AMERICA CORP /DE/130.6K$2.33M$2.11MCut−$140.3K
Calamos Advisors LLC2.5M$2.24M$37.2KCut−$4.36M
Trexquant Investment LP118.8K$2.12M$146.5KAdded$1.16M
Jump Financial, LLC113.8K$2.03MNew
Bank of New York Mellon Corp103.6K$1.85M$244.9KAdded$248.9K
Man Group plc102.2K$1.82MNew
Vanguard Global Advisers, LLC102K$1.82MHeld
Blue Trust, Inc.97.7K$1.74MNew
HSBC HOLDINGS PLC92.8K$1.71M$176.4KAdded$756.8K
JANE STREET GROUP, LLC89.8K$1.6M$47.5KAdded$1.29M
Quantinno Capital Management LP76.8K$1.37M$52.3KAdded$1.03M
Invesco Ltd.68.1K$1.21M$158.8KAdded$178.2K
LAKEWOOD CAPITAL MANAGEMENT, LP65.7K$1.17M$155.8KCut−$1.62M
FRANKLIN RESOURCES INC64.6K$1.15M$137.8KAdded$253.6K
MERCER GLOBAL ADVISORS INC /ADV62.8K$1.12M$148.9KCut−$456.7K
GLOBEFLEX CAPITAL L P61.1K$1.09M$144.8KAdded$144.8K
Universal- Beteiligungs- und Servicegesellschaft mbH1.2M$1.08M$19.3KAdded$19.3K
SUSQUEHANNA INTERNATIONAL GROUP, LLP60.2K$1.07M$142.8KCut−$360.7K
Walleye Capital LLC60K$1.07MNew
Susquehanna Portfolio Strategies, LLC46.5K$829.3K$66.7KAdded$394.5K
Squarepoint Ops LLC45.3K$806.6K$26.7KAdded$632.6K
DEUTSCHE BANK AG\44.7K$796.5K$43.5KAdded$513.1K
WINTON GROUP Ltd41.9K$747.4KNew
PRINCIPAL FINANCIAL GROUP INC41.6K$741.8K$65.6KAdded$314.3K
IEQ CAPITAL, LLC37.8K$674.4K$85.9KAdded$114.3K
VOYA INVESTMENT MANAGEMENT LLC36.2K$644.8K$85.8KAdded$82.8K
BNP PARIBAS FINANCIAL MARKETS35.6K$635.2K$84.5KAdded$53.1K
VICTORY CAPITAL MANAGEMENT INC34.9K$622K$79.3KAdded$105.2K
RHUMBLINE ADVISERS34.5K$615K$81.8KAdded$74.3K
Qube Research & Technologies Ltd33.8K$602.6K$80.1KCut−$2.12M
Campbell & CO Investment Adviser LLC32.8K$584.2K$77.7KCut−$72.6K
FINANCIAL CONSULATE, INC612K$544.7K$9.51KCut−$427.7K
STATE OF WISCONSIN INVESTMENT BOARD30.5K$544.1K$45.6KAdded$247K
MBL Wealth, LLC29.1K$518.8K$69KAdded$69K
MILLENNIUM MANAGEMENT LLC27.8K$495.8KNew
Numerai GP LLC26.4K$470.2KNew
CWM, LLC21K$373.5K$309.6KAdded$373.2K
BAILARD, INC.20.6K$367.1K$40.8KAdded$101.4K
CANADA PENSION PLAN INVESTMENT BOARD19.8K$352.8K$46.9KAdded$46.9K
BETO FINANCIAL GROUP, LLC6.24K$303.1KNew
GUGGENHEIM CAPITAL LLC16.5K$293.9KNew
HB Wealth Management, LLC327K$290.2K$4.71KCut−$1.2M
MEEDER ASSET MANAGEMENT INC15.5K$276.5K$36.8KAdded$36.8K
MetLife Investment Management, LLC15.4K$274.9K$36.6KAdded$30.8K
Mariner, LLC15K$266.4K$31.2KAdded$60.8K
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC14.5K$262.1K$43.4KAdded$84.1K
MARTINGALE ASSET MANAGEMENT L P13.6K$242.4K$32.2KCut−$521.8K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.13.2K$234.5K$30.5KAdded$35.9K
Cerity Partners LLC13K$231K$28.1KAdded$47.7K
WELLS FARGO & COMPANY/MN12.5K$222.2K$169.2KCut−$385.1K
IMC-Chicago, LLC12.3K$218.4KNew
JPMORGAN CHASE & CO12.1K$209.2K$195.6KCut−$1.5M
AMERICAN CENTURY COMPANIES INC11.2K$199.1KNew
State of Tennessee, Department of Treasury10.8K$192.8KNew
DIVERSIFIED TRUST CO10.3K$184KNew
Balyasny Asset Management L.P.10K$178.7KNew
Mitsubishi UFJ Asset Management Co., Ltd.7.47K$133.2K$24.9KAdded$35K
Police & Firemen's Retirement System of New Jersey7.31K$130.2K$17.3KAdded$17.3K
New Age Alpha Advisors, LLC6.12K$109K$14.5KCut−$8.16K
NEW YORK STATE COMMON RETIREMENT FUND5.7K$101.5K$13.5KAdded$13.5K
Ares Systematic Credit Ltd100K$89.5K$2.02KAdded$2.02K
Essential Partners LLC4.99K$89K$11.5KAdded$13.8K
State of Wyoming4.95K$88.2K$11.7KCut−$47K
CITIGROUP INC4.23K$75.4K$39.5KAdded$4.73K
Legal & General Group Plc2.44K$43.5K$5.78KAdded$3.76K
Ameritas Investment Partners, Inc.2.35K$42K$5.58KAdded$5.58K
Allworth Financial LP2.35K$41.8K$843Added$36.3K
GROUP ONE TRADING LLC2.21K$39.5K$5.25KCut−$26.7K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM1.5K$26.7K$3.55KAdded$379
Tower Research Capital LLC (TRC)1.34K$23.8K$3.17KAdded$401
ROYAL BANK OF CANADA1.33K$23K$2.56KCut−$5K
JONES FINANCIAL COMPANIES LLLP1.33K$22.5K$1.88KCut−$3.43K
EverSource Wealth Advisors, LLC1.23K$21.9K$2.83KAdded$3.52K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC946$16.9K$898Added$11K
ACADIAN ASSET MANAGEMENT LLC832.7K$14.8K$1.92KAdded$2.34K
Wealthspire Advisors, LLC16K$14.2K$249Cut−$54K
Sterling Capital Management LLC741$13.2K$1.76KCut−$6.26K
NISA INVESTMENT ADVISORS, LLC696$12.4K$1.65KCut−$6.26K
Optiver Holding B.V.629$11.2K$538Added$7.7K
OSAIC HOLDINGS, INC.538$9.6K$1.28KAdded$1.28K
IFP Advisors, Inc528$9.41K$1.25KAdded$772
Versant Capital Management, Inc466$8.3K$1.1KCut−$1.09K
CSM Advisors, LLC434K$7.73K$821Added$2.39K
QUADRANT CAPITAL GROUP LLC278$4.95KNew
GAMMA Investing LLC244$4.35K$578Cut−$5.31K
Larson Financial Group LLC232$4.13K$550Added$550
ALGERT GLOBAL LLC196.3K$3.5K$397Added$917
Farther Finance Advisors, LLC194$3.48K$312Added$1.53K
Turim 21 Investimentos Ltda.162$2.89K$384Added$384
ADIRONDACK TRUST CO130$2.31K$307Added$307
Arax Advisory Partners122$2.17K$197Added$892
SBI Securities Co., Ltd.119$2.12K$190Added$885
LOS ANGELES CAPITAL MANAGEMENT LLC117$2.08K$200Cut−$236K
True Wealth Design, LLC108$1.93K$256Cut−$1.14K
SIGNATUREFD, LLC106$1.89K$251Added$251
JPL Wealth Management, LLC86$1.53KNew
Root Financial Partners, LLC67$1.19KNew
SG Americas Securities, LLC13.3K$1.19K$630Cut−$740
SIMPLEX TRADING, LLC66$1.18K$156Cut−$14.2K
Advisory Services Network, LLC65$1.16KNew
ROTHSCHILD INVESTMENT LLC51$909$83Added$368
Compagnie Lombard Odier SCmA40$713$95Added$95
PRICE T ROWE ASSOCIATES INC /MD/37.1K$661$71Added$199
MAI Capital Management32$571New
Rockefeller Capital Management L.P.28$499$66Added$66
Wealth Preservation Advisors, LLC26$463$7Added$417
PNC Financial Services Group, Inc.23$410$55Cut−$4.39K
Clearstead Advisors, LLC20$357$47Added$1
MB, LEVIS & ASSOCIATES, LLC19$339$45Added$45
Sunbelt Securities, Inc.17$303$40Cut−$130
US BANCORP \DE\16$285$38Added$38
Bogart Wealth, LLC15$267New
CX Institutional8.56K$153$20Added$26
Western Wealth Management, LLC8$142New
JFS WEALTH ADVISORS, LLC6$107$14Added$14
HARBOR CAPITAL ADVISORS, INC.5.91K$105$14Cut−$52
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO2.39K$43$6Added$6
Covestor Ltd1.92K$34$4Cut−$5
HUNTINGTON NATIONAL BANK1$18$3Added$3
FIRST HORIZON CORP1$18$3Added$3
Measured Wealth Private Client Group, LLC1$18$3Added$3
State of Alaska, Department of Revenue882$15$2Added$2

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.