RIA

MARIETTA INVESTMENT PARTNERS LLC

Brookfield, WI SEC Registered Investment Advisor High Net Worth CIK: 0001114702
13F Score ?
7
3-Year
13F Score ?
16
7-Year
S&P 500 ?
80
Benchmark
$504M
AUM
-2.33%
2025 Q4
+6.54%
1-Year Return
+36.11%
Top 10 Concentration
+9.63%
Turnover
-2.90%
AUM Change
Since 2000
First Filing
167
# of Holdings

Fund Overview

13F Filed: 2026-02-10

As of 2025 Q4, Marietta Investment Partners Llc manages $504M in reported 13F assets , holds 167 positions with +36.11% top-10 concentration , and delivered a 1-year return of +6.54% on its disclosed equity portfolio. Filing 13F reports since 2000.

About
Investment Strategy
Analytics Summary
Risk Profile
Key Personnel
Michael J. Schreck — Managing Partner & Chief Investment Officer
Brian M. Brecke — Partner & Portfolio Manager
Thomas J. Margaritondo — Partner & Portfolio Manager
Official 13F Filings — SEC EDGAR Key personnel and Fund Overview may contain mistakes

Activity Summary — 2025 Q4

Q4 2025 13F Filed: Feb 10, 2026

Top Buys

% $
Stock % Impact
GOOGL ALPHABET INC.. +0.93%
PANW PALO ALTO NETWO.. +0.55%
FTI TECHNIPFMC PLC.. +0.54%
GEV GE VERNOVA INC.. +0.47%
AAPL APPLE INC.. +0.45%
FANG DIAMONDBACK ENE.. +0.43%

Top Sells

% $
Stock % Impact
SAP SAP SE.. -1.16%
KR KROGER CO.. -0.84%
FISV FISERV INC.. Sold All 😨 Was: 0.70% -0.73%
BK BANK NEW YORK M.. Sold All 😨 Was: 0.69% -0.71%
RMD RESMED INC.. -0.48%
EXEL EXELIXIS INC.. -0.47%

Top Holdings

2025 Q4
Stock %
AAPL Apple Inc.. 7.76%
NVDA Nvidia Corpo.. 5.05%
MSFT Microsoft Co.. 5.00%
GOOGL Alphabet Inc.. 4.30%
MA Mastercard I.. 2.64%
ANET Arista Netwo.. 2.55%
View All Holdings

Activity Summary

Latest
Market Value $504M
AUM Change -2.90%
New Positions 14
Increased Positions 48
Closed Positions 19
Top 10 Concentration +36.11%
Portfolio Turnover +9.63%
Alt Turnover +11.13%

Sector Allocation Trends

Quarterly History
Free View: Last 10 Quarters. Subscribe to see full history

Holdings Analysis

Size: % of Portfolio Color: Last Full-Quarter Return No data
Free: 10 quarters

Positions Dynamics

Visualizing Top 20 holdings weight history over the last 10 quarters.

Portfolio Analytics — Latest

MARIETTA INVESTMENT PARTNERS LLC risk dashboard covering volatility, beta, value-at-risk, drawdowns, concentration, factor tilts, benchmark comparison, and stress testing for the latest disclosed portfolio.

Risk access
Building institutional risk profile...
Guru Intelligence Hub Pro
Real-time Analytics
High-Conviction Alpha
AAPL 92.4
NVDA 88.1
MSFT 74.3
Strategy Guardian
Style Drift 0.12
Sector Rotation 0.38

Tracking institutional benchmark deviation

Scenario Lab
2008 GFC -32.4%
Covid-19 -18.1%
2022 Bear -24.7%
Unlock the full Guru Intelligence Hub
Real conviction scores for every holding  ·  Strategy Guardian alerts  ·  Live Scenario Lab stress tests
Upgrade to Pro

Best Strategy vs. Benchmarks

AI Backtest: Auto-Optimizing...
Loading AI Backtest...
Don't be Fooled by Randomness
Access Alpha, Capture Ratios, and Batting Average calibrated for this specific strategy.
UPGRADE NOW
Nassim Taleb — author of Fooled by Randomness
Returns
--
Latest Quarter
--
1-Year Return
--
Ann. Return
Risk
--
Std Deviation
--
Max Drawdown
--
Beta vs SPY
Quality
--
Sharpe
--
Sortino
--
Win Rate
Edge Metrics Last 10 quarters only
--
Alpha annualized
--
Up Capture
--
Down Capture

Strategy Backtester: MARIETTA INVESTMENT PARTNERS LLC

Replicate top holdings performance • Compare vs benchmarks • Optimize N

Find the best N! Test multiple portfolio sizes at once to discover the optimal configuration.

Risk insights! Identify periods when the fund lagged the benchmark – critical for timing entries.

⏱ Run Backtest

Liquid Glass Edition

0
Backtests Run
+127%
Avg. Return

👆 Click the button to launch tickers!

Don't Be Fooled by Randomness
Proven alpha spans cycles, not just 24 months. Unlock full history since 1999.
PRO ACCESS
Free Demo
Try the Backtester on Real Funds
Run full-history backtests on a curated 2-3 funds. See signal quality, drawdowns, and cycle behavior before you decide.
Underperformance Analysis — Top 10 Holdings vs SPY

Backtesting MARIETTA INVESTMENT PARTNERS LLC's top 10 holdings against SPY identified 82 underperformance periods. Worst drawdown: 2018-04 – 2018-10 (-20.9% vs SPY, 7 quarters).

Avg. lag: -4.7% vs SPY Avg. duration: 2.1 quarters
Backtest Snapshot — Top 10 Holdings (Mn-Weighted)

The ticker-level breakdown shows how each of MARIETTA INVESTMENT PARTNERS LLC's top holdings contributed to portfolio returns quarter by quarter. Strongest recent contributors inside the last 5 years of the quarterly Top 10 backtest window: AAPL (2021 Q1 – 2025 Q3, +16.7 pts), MSFT (2021 Q1 – 2025 Q3, +8.1 pts), NVDA (2021 Q4 – 2025 Q3, +6.4 pts), GOOGL (2021 Q4 – 2025 Q3, +5.9 pts), META (2024 Q1 – 2025 Q3, +3.2 pts) .

Strategy ann.: 4.9% SPY ann.: 8.1% Period: 2000–2026
Best Recent Contributors — Last 5Y
1 of 5 recent top contributors lagged SPY, which means even some of this fund's best return drivers still failed to beat a simple index over the same window.
2021 Q1 – 2025 Q3 • 19Q in Top 10 Beat SPY
AAPL
+115%
SPY
+77%
Contrib
+16.7%
2021 Q1 – 2025 Q3 • 19Q in Top 10 Lagged SPY
MSFT
+67%
SPY
+77%
Contrib
+8.1%
2021 Q4 – 2025 Q3 • 9Q in Top 10 Beat SPY
NVDA
+56%
SPY
+31%
Contrib
+6.4%
2021 Q4 – 2025 Q3 • 12Q in Top 10 Beat SPY
GOOGL
+68%
SPY
+44%
Contrib
+5.9%
2024 Q1 – 2025 Q3 • 7Q in Top 10 Beat SPY
META
+43%
SPY
+36%
Contrib
+3.2%
Stock return (green = beat SPY)   Stock return (red = lagged SPY)   SPY same period   Cumulative contribution during the last 5 years of the quarterly Mn-weighted Top 10 strategy

Frequently Asked Questions

What does Marietta Investment Partners Llc invest in?
Marietta Investment Partners employs a growth-oriented investment philosophy anchored in fundamental equity research and disciplined security selection. The investment team, led by Managing Partner and Chief...
What is Marietta Investment Partners Llc's AUM?
Marietta Investment Partners Llc reported $504M in 13F assets as of 2025 Q4. Note: 13F AUM reflects only long equity positions reported to the SEC and may differ from total assets under management.
How concentrated is Marietta Investment Partners Llc's portfolio?
Marietta Investment Partners Llc holds 167 disclosed positions. The top 10 holdings represent +36.11% of the reported portfolio, indicating a diversified investment approach.
How to track Marietta Investment Partners Llc 13F filings?
Track Marietta Investment Partners Llc's quarterly filings on SEC EDGAR or on this page — data is updated within days of each filing deadline. Subscribe to 13Foresight for position-change alerts.
Who manages Marietta Investment Partners Llc?
Marietta Investment Partners Llc is managed by Michael J. Schreck (Managing Partner & Chief Investment Officer), Brian M. Brecke (Partner & Portfolio Manager), Thomas J. Margaritondo (Partner & Portfolio Manager).

Disclaimer: 13Foresight is not a registered investment adviser, broker-dealer, or financial planner. All information on this site is provided solely for informational and educational purposes and does not constitute investment advice, a solicitation, or a recommendation to buy or sell any security. Portfolio backtests shown on this page are hypothetical and simulated — they do not represent actual trading results and were constructed with the benefit of hindsight. Actual results would differ materially. 13F filings disclose only long equity positions valued above $10,000, submitted up to 45 days after quarter-end; they do not capture short positions, options, bonds, cash, private investments, or non-U.S. securities. A fund's backtest performance may not reflect its actual returns, as managers frequently generate alpha through strategies not visible in 13F data. Past performance is not indicative of future results. All data sourced from public SEC EDGAR filings. Use at your own risk. Full Terms of Use.