Cornerstone Investment Partners, LLC MC Moelis & Co. Class A

Ownership history in Cornerstone Investment Partners, LLC  ·  22 quarters on record

AI Ownership Summary

Cornerstone Investment Partners, LLC reported Moelis & Co. Class A (MC) in 22 quarterly 13F filings from 2024 Q1 through 2026 Q1. Peak portfolio weight reached 0.14% in 2024 Q2. The latest visible filing shows MC at 0.03% 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 MC ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Cornerstone Investment Partners, LLC's position in Moelis & Co. Class A, 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

MC was reported at 0.03% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.14% in 2024 Q2

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

Time in book
Holding Window
2024 Q1 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.

How Cornerstone Investment Partners, LLC held MC — position size vs. price
% of Fund (quarterly)    MC price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 9 quarters  
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 ADDED 13,671 +3,149 +29.9% 0.03% $779K 2026-05-08 $64.43
2025 Q4 ADDED 10,522 +103 +1.0% 0.03% $723K 2026-01-29 $70.31
2025 Q3 ADDED 10,419 +66 +0.6% 0.03% $743K 2025-11-06 $61.06
2025 Q2 ADDED 10,353 +81 +0.8% 0.03% $645K 2025-08-06 $68.01
2025 Q1 ADDED 10,272 +118 +1.2% 0.03% $599K 2025-04-30 $50.88
2024 Q4 REDUCED 10.3% -20.3% 10,154 -1,171 -10.3% 0.04% $750K 2025-02-06 $76.45
2024 Q3 REDUCED 77.4% +9.2% 11,325 -38,687 -77.4% 0.04% $776K 2024-11-13 $70.96
2024 Q2 ADDED 50,012 +3,841 +8.3% 0.14% $2.8M 2024-08-12 $56.11
2024 Q1 REDUCED 46,171 -74 -0.2% 0.13% $2.6M 2024-04-29 $45.72
13 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

FAQ About Cornerstone Investment Partners, LLC and MC

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

How long has Cornerstone Investment Partners, LLC reported owning MC?

Cornerstone Investment Partners, LLC reported MC across 9 quarterly 13F filings, from 2024 Q1 through 2026 Q1.

What was the largest reported MC position in Cornerstone Investment Partners, LLC's portfolio?

The largest reported portfolio weight for MC was 0.14% in 2024 Q2.

What is the latest reported MC position on this page?

The most recent filing on this page is 2026 Q1, when Cornerstone Investment Partners, LLC reported 13,671 shares, equal to 0.03% of portfolio, with an estimated market value of $779K.

What does the chart on this MC ownership page compare?

The chart compares Cornerstone Investment Partners, LLC's quarterly MC 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 Cornerstone Investment Partners, LLC time their MC position?

Based on 13F filing dates vs. subsequent MC price moves, Cornerstone Investment Partners, LLC correctly timed 10 out of 21 reported position changes (48%). The annualised alpha on MC relative to SPY over the holding period was -3.5%.

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