MIR MIRANT CORP NEW COM

Ownership history in Walleye Trading LLC  ·  30 quarters on record

AI Ownership Summary

Walleye Trading LLC reported MIRANT CORP NEW COM (MIR) in 30 quarterly 13F filings from 2023 Q3 through 2025 Q4. Peak portfolio weight reached 0.01% in 2024 Q4. The latest visible filing shows MIR 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 MIR 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 MIRANT CORP NEW COM, 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

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

High-water mark
Peak Conviction
0.01% in 2024 Q4

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

Time in book
Holding Window
2023 Q3 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.

How Walleye Trading LLC held MIR — position size vs. price
% of Fund (quarterly)    MIR price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 19 quarters  
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 ADDED 45,700 +36,500 +396.7% 0.00% $1.1M 2026-02-14 (Est.) $22.51
2025 Q4 REDUCED 9,200 -26,800 -74.4% 0.00% $215K 2026-02-14 (Est.) $22.51
2025 Q3 REDUCED 36,000 -104,700 -74.4% 0.00% $837K 2025-11-14 $24.91
2025 Q3 ADDED 140,700 +138,237 +5612.5% 0.00% $3.3M 2025-11-14 $24.91
2025 Q3 REDUCED 2,463 -147,137 -98.4% 0.00% $57K 2025-11-14 $24.91
2025 Q2 ADDED 149,600 +24,800 +19.9% 0.01% $3.2M 2025-08-13 $22.13
2025 Q2 ADDED 124,800 +115,627 +1260.5% 0.00% $2.7M 2025-08-13 $22.13
2025 Q2 REDUCED 9,173 -727 -7.3% 0.00% $197K 2025-08-13 $22.13
2024 Q4 REDUCED 9,900 -286,944 -96.7% 0.00% $173K 2025-02-13 $16.25
2024 Q4 ADDED 296,844 +292,544 +6803.3% 0.01% $5.2M 2025-02-13 $16.25
2024 Q4 REDUCED 4,300 -16,670 -79.5% 0.00% $75K 2025-02-13 $16.25
2024 Q1 ADDED 20,970 +20,770 +10385.0% 0.00% $238K 2024-05-15 $10.57
2024 Q1 REDUCED 200 -19,000 -99.0% 0.00% $2K 2024-05-15 $10.57
2024 Q1 REDUCED 19,200 -39,800 -67.5% 0.00% $218K 2024-05-15 $10.57
2023 Q4 REDUCED 59,000 -2,000 -3.3% 0.00% $605K 2024-02-14 $10.05
2023 Q4 ADDED 61,000 +12,400 +25.5% 0.00% $625K 2024-02-14 $10.05
2023 Q3 ADDED 48,600 +30,387 +166.8% 0.00% $363K 2023-11-14 $8.68
2023 Q3 REDUCED 18,213 -42,787 -70.1% 0.00% $136K 2023-11-14 $8.68
2023 Q3 ADDED 61,000 +50,300 +470.1% 0.00% $456K 2023-11-14 $8.68
11 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

FAQ About Walleye Trading LLC and MIR

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 MIR?

Walleye Trading LLC reported MIR across 19 quarterly 13F filings, from 2023 Q3 through 2025 Q4.

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

The largest reported portfolio weight for MIR was 0.01% in 2024 Q4.

What is the latest reported MIR position on this page?

The most recent filing on this page is 2025 Q4, when Walleye Trading LLC reported 45,700 shares, equal to 0.00% of portfolio, with an estimated market value of $1.1M.

What does the chart on this MIR ownership page compare?

The chart compares Walleye Trading LLC's quarterly MIR 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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