DOSSIER · 13F Holders · Q1 2026
OAKG

HARRIS OAKMARK ETF TRUST

6 institutions still hold HARRIS OAKMARK ETF TRUST as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 41456U304·6 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$30M
visible holders
Holders
6
filers reporting
Concentration
84.85%
Natixis Investment Managers, LLC #1
top holder share
AI Holders Summary · Q1 2026

6 institutions reported OAKG in Q1 2026. Natixis Investment Managers, LLC leads at 84.9% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Natixis Investment Managers, LLC
CIK 0001053187
$25M954K32.85%Q1 2026
02
CITADEL ADVISORS LLC
CIK 0001423053
$4M160K0.00%Q4 2025
03
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$318K13K0.00%Q1 2026
04
Capital Investment Advisory Services, LLC
CIK 0001659203
$29K1K0.00%Q2 2026
05
HARBOR INVESTMENT ADVISORY, LLC
CIK 0001468792
$25K1K0.00%Q2 2026
06
Birchwood Financial Partners, Inc.
CIK 0002110062
$8K3250.01%Q1 2026