MassMutual Private Wealth & Trust, FSB MRTN — Marten Transport Ltd

Ownership history in MassMutual Private Wealth & Trust, FSB  ·  13 quarters on record

AI Ownership Summary

MassMutual Private Wealth & Trust, FSB reported Marten Transport Ltd (MRTN) in 13 quarterly 13F filings from 2024 Q2 through 2026 Q1. The latest visible filing shows MRTN at 0.00% 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 MassMutual Private Wealth & Trust, FSB's position in Marten Transport Ltd, 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 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.0% in 2026 Q1

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

Time in book
Holding Window
2024 Q2 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 MassMutual Private Wealth & Trust, FSB fund profile MassMutual Private Wealth & Trust, FSB full holdings
How MassMutual Private Wealth & Trust, FSB 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 8 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 ADDED — — — 1,095 +69 +6.7% 0.00% $14K 2026-04-13 $13.96
2025 Q4 ADDED — — — 1,026 +17 +1.7% 0.00% $12K 2026-01-07 $12.36
2025 Q3 ADDED — — — 1,009 +145 +16.8% 0.00% $11K 2025-10-22 $10.65
2025 Q2 ADDED — — — 864 +262 +43.5% 0.00% $11K 2025-07-09 $13.65
2025 Q1 ADDED — — — 602 +555 +1180.9% 0.00% $8K 2025-04-01 $13.53
2024 Q4 REDUCED 21.7% -11.7% ✅ 47 -13 -21.7% 0.00% $734 2025-01-16 $16.09
2024 Q3 REDUCED 69.2% -12.1% ✅ 60 -135 -69.2% 0.00% $1K 2024-10-02 $16.45
2024 Q2 ADDED — — — 195 +110 +129.4% 0.00% $4K 2024-07-02 $17.58
5 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

Ausbil Investment Management Ltd 3Y 0.48% Stanley-Laman Group, Ltd. 3Y 7Y 0.44% DEPRINCE RACE & ZOLLO INC 3Y 7Y 0.19% Canvas Wealth Advisors, LLC 3Y 0.16% Inspire Investing, LLC 3Y 7Y 0.04% CONFLUENCE INVESTMENT MANAGEMENT LLC 3Y 7Y 0.02% Inscription Capital, LLC 3Y 0.02% GAMMA Investing LLC 0.01% Louisiana State Employees Retirement System 3Y 7Y 0.01% State of Alaska, Department of Revenue 3Y 7Y 0.0%

FAQ About MassMutual Private Wealth & Trust, FSB and MRTN

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

How long has MassMutual Private Wealth & Trust, FSB reported owning MRTN?

MassMutual Private Wealth & Trust, FSB reported MRTN across 8 quarterly 13F filings, from 2024 Q2 through 2026 Q1.

What was the largest reported MRTN position in MassMutual Private Wealth & Trust, FSB's portfolio?

The largest reported portfolio weight for MRTN was 0.00% in 2026 Q1.

What is the latest reported MRTN position on this page?

The most recent filing on this page is 2026 Q1, when MassMutual Private Wealth & Trust, FSB reported 1,095 shares, equal to 0.00% of portfolio, with an estimated market value of $14K.

What does the chart on this MRTN ownership page compare?

The chart compares MassMutual Private Wealth & Trust, FSB'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 MassMutual Private Wealth & Trust, FSB time their MRTN position?

Based on 13F filing dates vs. subsequent MRTN price moves, MassMutual Private Wealth & Trust, FSB correctly timed 7 out of 11 reported position changes (64%). The annualised alpha on MRTN relative to SPY over the holding period was -21.2%.

← Back to MassMutual Private Wealth & Trust, FSB Holdings