Walleye Trading LLC MSFT — MICROSOFT CORP COM

Ownership history in Walleye Trading LLC  ·  157 quarters on record

AI Ownership Summary

Walleye Trading LLC reported MICROSOFT CORP COM (MSFT) in 157 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 0.95% in 2024 Q1. The latest visible filing shows MSFT at 0.05% 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 MSFT 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 MICROSOFT CORP 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

MSFT was reported at 0.05% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.95% in 2024 Q1

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

Time in book
Holding Window
2023 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.

MSFT stock page Walleye Trading LLC fund profile Walleye Trading LLC full holdings
How Walleye Trading LLC held MSFT — position size vs. price
% of Fund (quarterly)    MSFT price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 26 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED 81.8% -23.3% ✅ 79,561 -356,539 -81.8% 0.05% $38.5M 2026-02-14 (Est.) $400.41
2025 Q4 REDUCED 33.2% -23.3% ✅ 436,100 -217,100 -33.2% 0.30% $210.9M 2026-02-14 (Est.) $400.41
2025 Q4 ADDED — — — 653,200 +609,435 +1392.5% 0.45% $315.9M 2026-02-14 (Est.) $400.41
2025 Q3 REDUCED 93.3% -5.8% ✅ 43,765 -611,235 -93.3% 0.03% $22.7M 2025-11-14 $508.07
2025 Q3 ADDED — — — 655,000 +134,100 +25.7% 0.52% $339.3M 2025-11-14 $508.07
2025 Q3 REDUCED 9.3% -5.8% ✅ 520,900 -53,500 -9.3% 0.41% $269.8M 2025-11-14 $508.07
2025 Q2 REDUCED 31.3% +3.6% ❌ 574,400 -261,300 -31.3% 0.52% $285.7M 2025-08-13 $517.57
2025 Q2 ADDED — — — 835,700 +783,337 +1496.0% 0.75% $415.7M 2025-08-13 $517.57
2025 Q1 REDUCED 94.1% +32.8% ❌ 52,363 -832,337 -94.1% 0.05% $19.7M 2025-05-14 $449.50
2025 Q1 ADDED — — — 884,700 +98,500 +12.5% 0.77% $332.1M 2025-05-14 $449.50
2025 Q1 ADDED — — — 786,200 +601,771 +326.3% 0.68% $295.1M 2025-05-14 $449.50
2024 Q4 REDUCED 77.4% -10.8% ✅ 184,429 -632,971 -77.4% 0.16% $77.7M 2025-02-13 $406.61
2024 Q4 ADDED — — — 817,400 +292,500 +55.7% 0.72% $344.5M 2025-02-13 $406.61
2024 Q4 ADDED — — — 524,900 +470,180 +859.2% 0.47% $221.2M 2025-02-13 $406.61
2024 Q3 REDUCED 92.9% -1.1% ✅ 54,720 -716,880 -92.9% 0.05% $23.5M 2024-11-14 $421.95
2024 Q3 ADDED — — — 771,600 +149,300 +24.0% 0.70% $332.0M 2024-11-14 $421.95
2024 Q3 ADDED — — — 622,300 +458,551 +280.0% 0.56% $267.8M 2024-11-14 $421.95
2024 Q2 REDUCED 78.5% -3.5% ✅ 163,749 -598,951 -78.5% 0.17% $73.2M 2024-08-14 $411.30
2024 Q2 ADDED — — — 762,700 +287,400 +60.5% 0.81% $340.9M 2024-08-14 $411.30
2024 Q2 ADDED — — — 475,300 +192,629 +68.1% 0.50% $212.4M 2024-08-14 $411.30
2024 Q1 REDUCED 73.5% +8.8% ❌ 282,671 -782,429 -73.5% 0.25% $118.9M 2024-05-15 $417.44
2024 Q1 ADDED — — — 1,065,100 +652,000 +157.8% 0.95% $448.1M 2024-05-15 $417.44
2024 Q1 REDUCED 33.8% +8.8% ❌ 413,100 -210,680 -33.8% 0.37% $173.8M 2024-05-15 $417.44
2023 Q4 REDUCED 42.3% +13.1% ❌ 623,780 -457,920 -42.3% 0.50% $234.6M 2024-02-14 $403.30
2023 Q4 ADDED — — — 1,081,700 +692,500 +177.9% 0.87% $406.8M 2024-02-14 $403.30
2023 Q4 ADDED — — — 389,200 +217,394 +126.5% 0.31% $146.4M 2024-02-14 $403.30
131 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding MSFT

As of 2026 Q1 — sorted by position size

SANDER CAPITAL ADVISORS INC 3Y 7Y 43.08% DDD Partners, LLC 3Y 7Y 29.42% BELLEVUE ASSET MANAGEMENT, LLC 3Y 24.19% ARMSTRONG HENRY H ASSOCIATES INC 3Y 7Y 23.7% TenCore Partners, LP 3Y 22.68% Lakeside Advisors, INC. 3Y 20.91% Union Bancaire Privee, UBP SA 20.47% Ivory Union Consulting Ltd 19.17% ONE WEALTH CAPITAL MANAGEMENT, LLC 17.26% Groupe des Assurances du Credit Mutuel 17.12%

FAQ About Walleye Trading LLC and MSFT

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 MSFT?

Walleye Trading LLC reported MSFT across 26 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

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

The largest reported portfolio weight for MSFT was 0.95% in 2024 Q1.

What is the latest reported MSFT position on this page?

The most recent filing on this page is 2025 Q4, when Walleye Trading LLC reported 79,561 shares, equal to 0.05% of portfolio, with an estimated market value of $38.5M.

What does the chart on this MSFT ownership page compare?

The chart compares Walleye Trading LLC's quarterly MSFT 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 MSFT position?

Based on 13F filing dates vs. subsequent MSFT price moves, Walleye Trading LLC correctly timed 59 out of 156 reported position changes (38%). The annualised alpha on MSFT relative to SPY over the holding period was +5.6%.

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