CONFLUENCE INVESTMENT MANAGEMENT LLC MRTN — Marten Transport Limited

Ownership history in CONFLUENCE INVESTMENT MANAGEMENT LLC  ·  18 quarters on record

AI Ownership Summary

CONFLUENCE INVESTMENT MANAGEMENT LLC reported Marten Transport Limited (MRTN) in 18 quarterly 13F filings from 2024 Q1 through 2026 Q1. Peak portfolio weight reached 0.05% in 2024 Q3. The latest visible filing shows MRTN at 0.02% 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. Older history is available after unlock; the visible window still shows the most recent pattern.

What this MRTN ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was CONFLUENCE INVESTMENT MANAGEMENT LLC's position in Marten Transport Limited, 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 Q1

MRTN was reported at 0.02% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.05% in 2024 Q3

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

Time in book
Holding Window
2024 Q1 to 2026 Q1

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.

MRTN stock page CONFLUENCE INVESTMENT MANAGEMENT LLC fund profile CONFLUENCE INVESTMENT MANAGEMENT LLC full holdings
How CONFLUENCE INVESTMENT MANAGEMENT LLC held MRTN — position size vs. price
% of Fund (quarterly)    MRTN 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 Q1 REDUCED 6.8% +34.1% ❌ 80,613 -5,844 -6.8% 0.02% $1.1M 2026-05-15 (Est.) $15.47
2025 Q4 REDUCED 36.6% +16.1% ❌ 86,457 -49,928 -36.6% 0.01% $984K 2026-01-05 $12.10
2025 Q3 REDUCED — — — 136,385 -6,168 -4.3% 0.02% $1.5M 2025-10-14 $10.42
2025 Q2 REDUCED 6.1% -17.6% ✅ 142,553 -9,281 -6.1% 0.03% $1.9M 2025-07-01 $13.19
2025 Q1 REDUCED — — — 151,834 -3,082 -2.0% 0.03% $2.1M 2025-04-01 $13.48
2024 Q4 REDUCED 15.5% -11.7% ✅ 154,916 -28,404 -15.5% 0.03% $2.4M 2025-01-02 $14.99
2024 Q3 ADDED — — — 183,320 +27,473 +17.6% 0.05% $3.8M 2024-11-05 $15.95
2024 Q2 REDUCED — — — 155,847 -5,845 -3.6% 0.04% $2.9M 2024-07-01 $17.52
2024 Q1 REDUCED 15.9% -1.5% ✅ 161,692 -30,534 -15.9% 0.04% $3.0M 2024-04-01 $17.61
9 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding MRTN

As of 2026 Q1 — sorted by position size

NUANCE INVESTMENTS, LLC 3Y 7Y 8.81% 4D Advisors, LLC 2.91% Buckland Partners Management Co LLC 2.13% Ausbil Investment Management Ltd 3Y 0.48% Stanley-Laman Group, Ltd. 3Y 7Y 0.44% NEXT CENTURY GROWTH INVESTORS LLC 3Y 7Y 0.4% HARBER ASSET MANAGEMENT LLC 3Y 7Y 0.38% HEARTLAND ADVISORS INC 3Y 7Y 0.23% DEPRINCE RACE & ZOLLO INC 3Y 7Y 0.19% Canvas Wealth Advisors, LLC 3Y 0.16%

FAQ About CONFLUENCE INVESTMENT MANAGEMENT LLC and MRTN

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

How long has CONFLUENCE INVESTMENT MANAGEMENT LLC reported owning MRTN?

CONFLUENCE INVESTMENT MANAGEMENT LLC reported MRTN across 9 quarterly 13F filings, from 2024 Q1 through 2026 Q1.

What was the largest reported MRTN position in CONFLUENCE INVESTMENT MANAGEMENT LLC's portfolio?

The largest reported portfolio weight for MRTN was 0.05% in 2024 Q3.

What is the latest reported MRTN position on this page?

The most recent filing on this page is 2026 Q1, when CONFLUENCE INVESTMENT MANAGEMENT LLC reported 80,613 shares, equal to 0.02% of portfolio, with an estimated market value of $1.1M.

What does the chart on this MRTN ownership page compare?

The chart compares CONFLUENCE INVESTMENT MANAGEMENT LLC's quarterly MRTN 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 CONFLUENCE INVESTMENT MANAGEMENT LLC time their MRTN position?

Based on 13F filing dates vs. subsequent MRTN price moves, CONFLUENCE INVESTMENT MANAGEMENT LLC correctly timed 10 out of 17 reported position changes (59%). The annualised alpha on MRTN relative to SPY over the holding period was -10.7%.

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