Covenant Asset Management, LLC MPWR — MONOLITHIC PWR SYS INC

Ownership history in Covenant Asset Management, LLC  ·  21 quarters on record

AI Ownership Summary

Covenant Asset Management, LLC reported MONOLITHIC PWR SYS INC (MPWR) in 21 quarterly 13F filings from 2023 Q4 through 2026 Q1. Peak portfolio weight reached 3.87% in 2026 Q1. The latest visible filing shows MPWR at 3.87% 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 MPWR ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Covenant Asset Management, LLC's position in MONOLITHIC PWR SYS INC, 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

MPWR was reported at 3.87% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
3.87% 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
2023 Q4 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.

MPWR stock page Covenant Asset Management, LLC fund profile Covenant Asset Management, LLC full holdings
How Covenant Asset Management, LLC held MPWR — position size vs. price
% of Fund (quarterly)    MPWR price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 12 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 ADDED — — — 23,500 +23,053 +5157.3% 3.87% $25.7M 2026-04-14 $1363.42
2026 Q1 UNCHANGED — — — 447 — 0% 0.07% $489K 2026-04-14 $1363.42
2025 Q4 REDUCED 97.4% +20.9% ❌ 447 -16,953 -97.4% 0.05% $405K 2026-01-30 $1121.91
2025 Q4 ADDED — — — 17,400 +9,900 +132.0% 1.87% $15.8M 2026-01-30 $1121.91
2025 Q3 ADDED — — — 7,500 +7,035 +1512.9% 0.78% $6.9M 2025-10-30 $1083.56
2025 Q3 ADDED — — — 465 +3 +0.6% 0.05% $428K 2025-10-30 $1083.56
2025 Q2 REDUCED — — — 462 -3 -0.6% 0.05% $338K 2025-07-17 $709.69
2025 Q1 REDUCED 5.7% +26.4% ❌ 465 -28 -5.7% 0.06% $270K 2025-05-05 $622.67
2024 Q4 REDUCED 33.6% -1.7% ✅ 493 -249 -33.6% 0.04% $292K 2025-01-30 $630.28
2024 Q3 ADDED — — — 742 +478 +181.1% 0.11% $686K 2024-11-12 $636.20
2024 Q2 REDUCED 24.6% +12.7% ❌ 264 -86 -24.6% 0.03% $217K 2024-08-02 $784.94
2023 Q4 REDUCED 96.5% +6.2% ❌ 350 -9,626 -96.5% 0.04% $221K 2024-01-22 $626.94
9 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding MPWR

As of 2026 Q1 — sorted by position size

ARCADIA INVESTMENT MANAGEMENT CORP/MI 3Y 7Y 3.73% CARDEROCK CAPITAL MANAGEMENT INC 3Y 7Y 3.15% TimesSquare Capital Management, LLC 3Y 7Y 2.58% ZEVENBERGEN CAPITAL INVESTMENTS LLC 3Y 7Y 2.57% Robeco Schweiz AG 3Y 7Y 2.2% EULAV Asset Management 3Y 7Y 2.05% Eurizon SLJ Capital Ltd 1.9% Values First Advisors, Inc. 3Y 1.87% Worthington Financial Partners, LLC 1.54% VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 3Y 7Y 1.53%

FAQ About Covenant Asset Management, LLC and MPWR

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

How long has Covenant Asset Management, LLC reported owning MPWR?

Covenant Asset Management, LLC reported MPWR across 12 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported MPWR position in Covenant Asset Management, LLC's portfolio?

The largest reported portfolio weight for MPWR was 3.87% in 2026 Q1.

What is the latest reported MPWR position on this page?

The most recent filing on this page is 2026 Q1, when Covenant Asset Management, LLC reported 23,500 shares, equal to 3.87% of portfolio, with an estimated market value of $25.7M.

What does the chart on this MPWR ownership page compare?

The chart compares Covenant Asset Management, LLC's quarterly MPWR 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 Covenant Asset Management, LLC time their MPWR position?

Based on 13F filing dates vs. subsequent MPWR price moves, Covenant Asset Management, LLC correctly timed 11 out of 19 reported position changes (58%).

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