Walleye Trading LLC HNRG — HALLADOR ENERGY COMPANY

Ownership history in Walleye Trading LLC  ·  19 quarters on record

AI Ownership Summary

Walleye Trading LLC reported HALLADOR ENERGY COMPANY (HNRG) in 19 quarterly 13F filings from 2024 Q4 through 2026 Q2. Peak portfolio weight reached 0.01% in 2026 Q1. The latest visible filing shows HNRG 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 HNRG ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Walleye Trading LLC's position in HALLADOR ENERGY COMPANY, 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 Q2

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

High-water mark
Peak Conviction
0.01% 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 Q4 to 2026 Q2

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.

HNRG stock page Walleye Trading LLC fund profile Walleye Trading LLC full holdings
How Walleye Trading LLC held HNRG — position size vs. price
% of Fund (quarterly)    HNRG price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 15 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q2 REDUCED — — — 38,411 -333,189 -89.7% 0.00% $668K 2026-08-03 $14.94
2026 Q2 ADDED — — — 371,600 +368,200 +10829.4% 0.01% $6.5M 2026-08-03 $14.94
2026 Q2 REDUCED — — — 3,400 -70,172 -95.4% 0.00% $59K 2026-08-03 $14.94
2026 Q1 REDUCED 81.8% +4.0% ❌ 73,572 -329,628 -81.8% 0.00% $1.2M 2026-05-11 $19.32
2026 Q1 ADDED — — — 403,200 +399,500 +10797.3% 0.01% $6.6M 2026-05-11 $19.32
2026 Q1 ADDED — — — 3,700 +1,188 +47.3% 0.00% $60K 2026-05-11 $19.32
2025 Q3 REDUCED 42.9% -1.4% ✅ 2,512 -1,888 -42.9% 0.00% $49K 2025-11-14 $20.34
2025 Q3 REDUCED 65.6% -1.4% ✅ 4,400 -8,400 -65.6% 0.00% $86K 2025-11-14 $20.34
2025 Q3 ADDED — — — 12,800 +8,300 +184.4% 0.00% $250K 2025-11-14 $20.34
2025 Q2 REDUCED 83.0% +22.3% ❌ 4,500 -22,000 -83.0% 0.00% $71K 2025-08-13 $17.76
2025 Q2 ADDED — — — 26,500 +26,400 +26400.0% 0.00% $419K 2025-08-13 $17.76
2025 Q1 REDUCED 99.7% +28.9% ❌ 100 -29,400 -99.7% 0.00% $1K 2025-05-14 $18.47
2025 Q1 ADDED — — — 29,500 +27,300 +1240.9% 0.00% $362K 2025-05-14 $18.47
2024 Q4 REDUCED 75.0% +7.2% ❌ 2,200 -6,600 -75.0% 0.00% $25K 2025-02-13 $11.40
2024 Q4 REDUCED 35.3% +7.2% ❌ 8,800 -4,800 -35.3% 0.00% $101K 2025-02-13 $11.40
4 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding HNRG

As of 2026 Q2 — sorted by position size

Lubar & Co., Inc 3Y 7Y 74.99% Pekin Hardy Strauss, Inc. 3Y 7Y 0.12% Byrne Asset Management LLC 3Y 0.07% LEVIN CAPITAL STRATEGIES, L.P. 3Y 7Y 0.05% Hilltop National Bank 0.02% Y-Intercept (Hong Kong) Ltd 3Y 0.02% Kestra Advisory Services, LLC 3Y 0.01% Bleakley Financial Group, LLC 3Y 0.0% EXCHANGE TRADED CONCEPTS, LLC 3Y 0.0% STRS OHIO 3Y 7Y 0.0%

FAQ About Walleye Trading LLC and HNRG

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

How long has Walleye Trading LLC reported owning HNRG?

Walleye Trading LLC reported HNRG across 15 quarterly 13F filings, from 2024 Q4 through 2026 Q2.

What was the largest reported HNRG position in Walleye Trading LLC's portfolio?

The largest reported portfolio weight for HNRG was 0.01% in 2026 Q1.

What is the latest reported HNRG position on this page?

The most recent filing on this page is 2026 Q2, when Walleye Trading LLC reported 38,411 shares, equal to 0.00% of portfolio, with an estimated market value of $668K.

What does the chart on this HNRG ownership page compare?

The chart compares Walleye Trading LLC's quarterly HNRG 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 Walleye Trading LLC time their HNRG position?

Based on 13F filing dates vs. subsequent HNRG price moves, Walleye Trading LLC correctly timed 8 out of 18 reported position changes (44%). The annualised alpha on HNRG relative to SPY over the holding period was -16.3%.

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