AI Holders Summary · Q1 2026

327 institutions reported TENB in Q1 2026. BlackRock, Inc. leads at 17.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

Hide index funds / market makers / custodians(4 on this page)

#HolderValueShares% port.Quarter

BlackRock, Inc.

CIK 0002012383

$228M13.5M0.00%Q1 2026 02

Vanguard Portfolio Management

CIK 0002100121· Index

$163M9.6M0.01%Q1 2026 03

AMERIPRISE FINANCIAL INC

CIK 0000820027

$144M8.5M0.03%Q1 2026 04

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$90M5.3M0.00%Q1 2026 05

SHAPIRO CAPITAL MANAGEMENT LLC

CIK 0001177244

$70M4.2M4.39%Q1 2026 06

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$63M3.7M0.03%Q1 2026 07

FMR LLC

CIK 0000315066

$60M3.6M0.00%Q1 2026 08

Penserra Capital Management LLC

CIK 0001593324

$57M3.4M0.67%Q1 2026 09

STATE STREET CORP

CIK 0000093751

$52M3.1M0.00%Q1 2026 10

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$49M2.9M0.00%Q1 2026 11

FIRST TRUST ADVISORS LP

CIK 0001125816· Index

$46M2.7M0.03%Q1 2026 12

Alyeska Investment Group, L.P.

CIK 0001453072

$43M1.8M0.12%Q4 2025 13

MACKENZIE FINANCIAL CORP

CIK 0000919859

$42M2.5M0.05%Q1 2026 14

MORGAN STANLEY

CIK 0000895421

$37M2.2M0.00%Q1 2026 15

GOLDMAN SACHS GROUP INC

CIK 0000886982

$34M2.0M0.00%Q1 2026 16

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

CIK 0001705339

$33M1.9M0.04%Q1 2026 17

D. E. Shaw & Co., Inc.

CIK 0001009207

$33M1.4M0.02%Q4 2025 18

BARCLAYS PLC

CIK 0000312069

$32M1.9M0.01%Q1 2026 19

MANUFACTURERS LIFE INSURANCE COMPANY, THE

CIK 0000928047

$31M1.9M0.03%Q1 2026 20

JACOBS LEVY EQUITY MANAGEMENT, INC

CIK 0000884414

$31M1.8M0.13%Q1 2026

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