AI Holders Summary · Q1 2026

186 institutions reported CYH in Q1 2026. CastleKnight Management LP leads at 14.2% 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

CastleKnight Management LP

CIK 0001835751

$37M12.7M0.62%Q1 2026 02

Apollo Management Holdings, L.P.

CIK 0001449434

$34M11.5M0.44%Q1 2026 03

BlackRock, Inc.

CIK 0002012383

$29M9.8M0.00%Q1 2026 04

Eversept Partners, LP

CIK 0001697013

$26M8.7M1.35%Q1 2026 05

NOMURA HOLDINGS INC

CIK 0001163653

$20M6.9M0.05%Q1 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$16M5.4M0.00%Q1 2026 07

WHITEBOX ADVISORS LLC

CIK 0001257391

$9M3.1M0.11%Q1 2026 08

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$9M3.0M0.01%Q1 2026 09

Vanguard Portfolio Management

CIK 0002100121· Index

$9M3.0M0.00%Q1 2026 10

STATE STREET CORP

CIK 0000093751

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

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$9M2.9M0.00%Q1 2026 12

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 0000884546· Index

$8M2.8M0.00%Q1 2026 13

GOLDMAN SACHS GROUP INC

CIK 0000886982

$8M2.7M0.00%Q1 2026 14

Owl Creek Asset Management, L.P.

CIK 0001313756

$7M2.5M0.54%Q1 2026 15

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$7M2.4M0.00%Q1 2026 16

D. E. Shaw & Co., Inc.

CIK 0001009207

$7M2.2M0.00%Q4 2025 17

TWO SIGMA ADVISERS, LP

CIK 0001478735

$6M1.9M0.01%Q4 2025 18

MARSHALL WACE, LLP

CIK 0001318757

$5M1.5M0.00%Q4 2025 19

MORGAN STANLEY

CIK 0000895421

$5M1.6M0.00%Q1 2026 20

CITADEL ADVISORS LLC

CIK 0001423053

$4M1.4M0.00%Q4 2025

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