HARBOR CAPITAL ADVISORS, INC. ARCB — ArcBest Corp

Ownership history in HARBOR CAPITAL ADVISORS, INC.  ·  9 quarters on record

AI Ownership Summary

HARBOR CAPITAL ADVISORS, INC. reported ArcBest Corp (ARCB) in 9 quarterly 13F filings from 2024 Q3 through 2026 Q3. Peak portfolio weight reached 0.09% in 2026 Q2. The latest visible filing shows ARCB at 0.07% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this ARCB ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was HARBOR CAPITAL ADVISORS, INC.'s position in ArcBest Corp, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q3

ARCB was reported at 0.07% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.09% in 2026 Q2

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2024 Q3 to 2026 Q3

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How HARBOR CAPITAL ADVISORS, INC. held ARCB — position size vs. price
% of Fund (quarterly)    ARCB price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 9 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q3 REDUCED — — — 8,204 -501 -5.8% 0.07% $1K 2026-10-22 $nan
2026 Q2 ADDED — — — 8,705 +2,024 +30.3% 0.09% $1K 2026-08-07 $137.76
2026 Q1 REDUCED 17.0% +48.4% ❌ 6,681 -1,371 -17.0% 0.05% $657 2026-04-28 $127.52
2025 Q4 ADDED — — — 8,052 +1,897 +30.8% 0.05% $597K 2026-01-20 $86.03
2025 Q3 ADDED — — — 6,155 +821 +15.4% 0.03% $430K 2025-10-15 $71.41
2025 Q2 REDUCED 12.4% -9.7% ✅ 5,334 -758 -12.4% 0.02% $411K 2025-07-09 $82.40
2025 Q1 ADDED — — — 6,092 +6,008 +7152.4% 0.02% $430K 2025-04-14 $61.94
2024 Q4 REDUCED — — — 84 -2 -2.3% 0.00% $8K 2025-01-10 $92.24
2024 Q3 INITIATED — — — 86 — — 0.00% $9K 2024-10-29 $103.26

FAQ About HARBOR CAPITAL ADVISORS, INC. and ARCB

These are the practical questions this page is built to answer before you even open the full history table.

How long has HARBOR CAPITAL ADVISORS, INC. reported owning ARCB?

HARBOR CAPITAL ADVISORS, INC. reported ARCB across 9 quarterly 13F filings, from 2024 Q3 through 2026 Q3.

What was the largest reported ARCB position in HARBOR CAPITAL ADVISORS, INC.'s portfolio?

The largest reported portfolio weight for ARCB was 0.09% in 2026 Q2.

What is the latest reported ARCB position on this page?

The most recent filing on this page is 2026 Q3, when HARBOR CAPITAL ADVISORS, INC. reported 8,204 shares, equal to 0.07% of portfolio, with an estimated market value of $1K.

What does the chart on this ARCB ownership page compare?

The chart compares HARBOR CAPITAL ADVISORS, INC.'s quarterly ARCB portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did HARBOR CAPITAL ADVISORS, INC. time their ARCB position?

Based on 13F filing dates vs. subsequent ARCB price moves, HARBOR CAPITAL ADVISORS, INC. correctly timed 5 out of 8 reported position changes (62%).

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