AI Holders Summary · Q1 2026

151 institutions reported ODC in Q1 2026. GAMCO INVESTORS, INC. ET AL leads at 13.0% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(5 on this page)

#HolderValueShares% port.Quarter

GAMCO INVESTORS, INC. ET AL

CIK 0000807249

$51M782K0.50%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$47M726K0.00%Q1 2026 03

NEEDHAM INVESTMENT MANAGEMENT LLC

CIK 0001167212

$31M635K1.96%Q4 2025 04

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$30M461K0.01%Q1 2026 05

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$30M457K0.02%Q1 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$29M444K0.00%Q1 2026 07

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$27M422K0.04%Q1 2026 08

AltraVue Capital, LLC

CIK 0001740837

$22M333K1.87%Q1 2026 09

Swiss Life Asset Management Ltd

CIK 0001637689

$17M88K0.08%Q1 2026 10

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$16M244K0.00%Q1 2026 11

Vanguard Portfolio Management

CIK 0002100121· Index

$15M237K0.00%Q1 2026 12

STATE STREET CORP

CIK 0000093751

$15M227K0.00%Q1 2026 13

GABELLI FUNDS LLC

CIK 0001081407

$11M163K0.07%Q1 2026 14

Cardinal Capital Management

CIK 0001434845

$9M87K1.08%Q2 2026 15

DIAMOND HILL CAPITAL MANAGEMENT INC

CIK 0001217541

$9M131K0.05%Q1 2026 16

ROYCE & ASSOCIATES LP

CIK 0000906304

$7M113K0.07%Q1 2026 17

NORTHERN TRUST CORP

CIK 0000073124· Index

$7M104K0.00%Q1 2026 18

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$7M100K0.01%Q1 2026 19

BARD ASSOCIATES INC

CIK 0001105907

$7M100K1.64%Q1 2026 20

Bank of New York Mellon Corp

CIK 0001390777

$6M92K0.00%Q1 2026

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