Stock Ownership/BAND

BANDWIDTH INC (BAND): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in BAND · Communication Services. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
22
13F filers
Aggregate Value
$317.4M
Across holders
Last Price
$46.35
2026-08-24
Sector
Communication Services
GICS
Quarterly fund activity18 increased4 reduced4 exited
Full exits: BALYASNY ASSET MANAGEMENT LLC, Qube Research & Technologies Ltd, LAKEWOOD CAPITAL MANAGEMENT, LP, Man Group plc
Institutional Holders of BAND
↗
22 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
SHAW D E & CO INC
CIK 0001009207
Hedge Fund1.31M$83.0M26.1%0.0%Added+$40.5MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund825K$52.2M16.5%0.0%Added+$21.0MQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund794K$50.3M15.8%0.0%Added+$6.7MQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund644K$40.8M12.8%0.1%Reduced$-62KQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund383K$24.2M7.6%0.0%Added+$22.7MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund381K$24.1M7.6%0.0%Reduced+$18.9MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund192K$12.2M3.8%0.0%Added—Q2 2026
Point72 Asset Management, L.P.
CIK 0001603466
Hedge Fund187K$11.9M3.7%0.0%Added—Q2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund79K$5.0M1.6%0.0%Added+$3.2MQ2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLC
CIK 0001556921
Hedge Fund72K$4.6M1.4%0.0%Added—Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$83.0M· 26.1% of total· 0.0% port· 1.31M sh· +$40.5M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$52.2M· 16.5% of total· 0.0% port· 825K sh· +$21.0M QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$50.3M· 15.8% of total· 0.0% port· 794K sh· +$6.7M QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$40.8M· 12.8% of total· 0.1% port· 644K sh· $-62K QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$24.2M· 7.6% of total· 0.0% port· 383K sh· +$22.7M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCReduced
Hedge Fund
$24.1M· 7.6% of total· 0.0% port· 381K sh· +$18.9M QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$12.2M· 3.8% of total· 0.0% port· 192K sh· — QoQ· Q2 2026
Point72 Asset Management, L.P.Added
Hedge Fund
$11.9M· 3.7% of total· 0.0% port· 187K sh· — QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$5.0M· 1.6% of total· 0.0% port· 79K sh· +$3.2M QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCAdded
Hedge Fund
$4.6M· 1.4% of total· 0.0% port· 72K sh· — QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALAdded
Hedge Fund
$3.3M· 1.0% of total· 0.0% port· 52K sh· — QoQ· Q2 2026
Squarepoint Ops LLCReduced
Hedge Fund
$1.1M· 0.3% of total· 0.0% port· 17K sh· $-1.8M QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$847K· 0.3% of total· 0.0% port· 13K sh· — QoQ· Q2 2026
CAXTON ASSOCIATES LLPAdded
Hedge Fund
$679K· 0.2% of total· 0.0% port· 11K sh· — QoQ· Q2 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$675K· 0.2% of total· 0.0% port· 11K sh· — QoQ· Q2 2026
ELEMENT CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$635K· 0.2% of total· 0.0% port· 10K sh· — QoQ· Q2 2026
Walleye Capital LLCReduced
Hedge Fund
$588K· 0.2% of total· 0.0% port· 9K sh· $-3.2M QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCAdded
Hedge Fund
$522K· 0.2% of total· 0.0% port· 8K sh· — QoQ· Q2 2026
Magnetar Financial LLCAdded
Hedge Fund
$341K· 0.1% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$329K· 0.1% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Hudson Bay Capital Management LPAdded
Hedge Fund
$210K· 0.1% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$45K· 0.0% of total· 0.0% port· 713 sh· +$42K QoQ· Q2 2026
1–10 of 22
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