UNP — UNION PAC CORP

Ownership history in PEAK6 LLC  ·  12 quarters on record

AI Ownership Summary

PEAK6 LLC reported UNION PAC CORP (UNP) in 12 quarterly 13F filings from 2024 Q4 through 2025 Q4. Peak portfolio weight reached 0.05% in 2025 Q1. The latest visible filing shows UNP 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.

What this UNP ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was PEAK6 LLC's position in UNION PAC 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
2025 Q4

UNP was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.05% in 2025 Q1

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

Time in book
Holding Window
2024 Q4 to 2025 Q4

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.

UNP stock page PEAK6 LLC fund profile PEAK6 LLC full holdings
How PEAK6 LLC held UNP — position size vs. price
% of Fund (quarterly)    UNP price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 12 quarters  ▾
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED 3 -7,197 -100.0% 0.00% $679 2026-02-14 (Est.) $259.32
2025 Q4 ADDED 7,200 +4,900 +213.0% 0.00% $1.7M 2026-02-14 (Est.) $259.32
2025 Q3 REDUCED 2,300 -9,700 -80.8% 0.00% $544K 2025-11-14 $220.57
2025 Q3 ADDED 12,000 +11,854 +8119.2% 0.00% $2.8M 2025-11-14 $220.57
2025 Q3 REDUCED 146 -21,354 -99.3% 0.00% $35K 2025-11-14 $220.57
2025 Q2 ADDED 21,500 +21,497 +716566.7% 0.01% $4.9M 2025-08-14 $217.73
2025 Q1 REDUCED 3 -90,397 -100.0% 0.00% $643 2025-05-14 $223.08
2025 Q1 ADDED 90,400 +90,300 +90300.0% 0.05% $21.4M 2025-05-14 $223.08
2025 Q1 REDUCED 100 -10,900 -99.1% 0.00% $24K 2025-05-14 $223.08
2024 Q4 ADDED 11,000 +9,529 +647.8% 0.01% $2.5M 2025-02-13 $243.85
2024 Q4 REDUCED 1,471 -20,829 -93.4% 0.00% $335K 2025-02-13 $243.85
2024 Q4 INITIATED 22,300 — — 0.01% $5.1M 2025-02-13 $243.85

🏢 Other funds also holding UNP

As of 2025 Q4 — sorted by position size

ATLAS Infrastructure Partners (UK) Ltd. 3Y 10.55% Cercano Management LLC 3Y 9.86% RDST Capital LLC 3Y 9.16% DRH Investments, Inc. 3Y 8.39% Consulta Ltd 3Y 7Y 7.38% XR Securities LLC 3Y 7Y 7.25% BAUPOST GROUP LLC/MA 3Y 7Y 7.13% Horrell Capital Management, Inc. 3Y 7Y 7.07% DENDUR CAPITAL LP 3Y 7.01% Skylands Capital, LLC 3Y 7Y 6.99%

FAQ About PEAK6 LLC and UNP

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

How long has PEAK6 LLC reported owning UNP?

PEAK6 LLC reported UNP across 12 quarterly 13F filings, from 2024 Q4 through 2025 Q4.

What was the largest reported UNP position in PEAK6 LLC's portfolio?

The largest reported portfolio weight for UNP was 0.05% in 2025 Q1.

What is the latest reported UNP position on this page?

The most recent filing on this page is 2025 Q4, when PEAK6 LLC reported 3 shares, equal to 0.00% of portfolio, with an estimated market value of $679.

What does the chart on this UNP ownership page compare?

The chart compares PEAK6 LLC's quarterly UNP 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.

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