Who Owns HARBOR ETF TRUST (EFFI)?Hedge Fund & Institutional Holders

$23.82-0.32 (-1.31%)NYSE_ARCA

Institutional Holders

4

as of Q4 2025

Total Institutional Value

$1.3T

% of Float Held

QoQ Change in Holders

+2 / -0

Price History

$18.12$19.97$21.81$23.66$25.51Dec 24Jul 25Mar 26

EFFI — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLCNew Position+1K+$24K
UBS Group AGNew Position+1+$0
FMR LLCIncreased+884+$-592.0M

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1STATE OF WISCONSIN INVESTMENT BOARD5,500,000$132.0M0.30%Share
2INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC1,000$24K0.00%Share
3UBS Group AG1$00.00%Share
4FMR LLC25,899$00.00%Share

EFFI Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 20254$132.0M+2
Q3 20252$130.8B+1
Q2 20251$0-1
Q1 20252$111.2B+0
Q4 20242$49.2B

As of Q4 2025, 4 institutional investors hold EFFI (HARBOR ETF TRUST). The largest holder is STATE OF WISCONSIN INVESTMENT BOARD with $132.0M in shares. This quarter, 2 institutions opened new positions and 0 closed their positions.

Frequently Asked Questions

How many hedge funds own EFFI?

As of Q4 2025, 4 institutional investors report holding EFFI (HARBOR ETF TRUST) in their 13F filings.

Who is the largest institutional holder of EFFI?

The largest institutional holder of EFFI is STATE OF WISCONSIN INVESTMENT BOARD with $132.0M in shares.

Is institutional ownership of EFFI increasing or decreasing?

This quarter, 2 institutions opened new positions in EFFI and 0 closed their positions.