MP
Marathon Partners Equity Management, LLC 13F Filings & Institutional Holdings (Q2 2026)
Marathon Partners Equity Management, LLCCIK: 0001353311
Sector-focusedMomentum followerQuality / disciplined sizing
Total reported value
$107.2M
Reporting period: 2026-06-30 · Number of holdings: 17
Marathon Partners Equity Management, LLC disclosed 17 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of $107.2M and a quarterly turnover rate of 29.5%.
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Personality snowflake
- Concentration
- 54.37
- Portfolio Stability
- 29.54
- Momentum
- 100
- Sector conviction
- 100
- Diversification
- 28
- Sizing Uniformity
- 90.14
Marathon Partners Equity Management, LLC's disclosed holdings carry a Herfindahl concentration index of 0.136 — mathematically equivalent to about 7 equally-sized positions, well below its 17 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes are fairly uniform across the portfolio (a coefficient of variation of 0.99), suggesting a disciplined, rules-based approach to how much capital goes into each idea.
Recent activity leans toward adding more aggressively to already-large existing positions than to newly initiated ones (a 4.8 percentage-point tilt) — a pattern consistent with a momentum-following approach.
Sector classification currently covers about 51% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
Source and citation information
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Recent moves
View source Form 13F filing on SEC.govAdd XMTR
-1.7% $6.2M
Trim TKO
-2.1% -$326.8K
Trim META
-1.0% -$364.0K
New buy GPC
Add RELY
-7.5% $6.6M
Trim ATI
-65.7% -$1.4M
Holdings Map
New buyAddUnchangedTrim
Top 10 holdings by weight
Full holdings list this quarter
Showing top 14 holdings (of 17 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | RELY | Remitly Global Inc | Stock-Other | 25.31% | +2.09% | -7.49% | |
| 2 | TKO | Tko Group Holdings Inc | Stock-Comm Services | 13.43% | -3.24% | -2.05% | |
| 3 | META | Meta Platforms Inc-class A | Stock-Comm Services | 13.14% | -3.22% | -0.99% | |
| 4 | UBER | Uber Technologies Inc | Stock-Industrials | 12.59% | +1.18% | +33.57% | |
| 5 | XMTR | Xometry Inc-a | Stock-Other | 10.18% | +4.86% | -1.74% | |
| 6 | CNS | Cohen & Steers Inc | Stock-Other | 7.11% | -1.00% | -12.66% | |
| 7 | TPB | Turning Point Brands Inc | Stock-Other | 3.92% | +0.87% | +59.68% | |
| 8 | ATMU | Atmus Filtration Technologie | Stock-Consumer Disc | 3.66% | -1.16% | +2.67% | |
| 9 | GPC | Genuine Parts Co | Stock-Consumer Disc | 3.03% | +3.03% | NEW | |
| 10 | LION | Lionsgate Studios CORP | Stock-Other | 2.50% | +0.11% | -20.45% | |
| 11 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 1.90% | +0.03% | — | |
| 12 | FLEX | Flex Ltd. | Stock-Tech | 1.89% | +0.96% | — | |
| 13 | ATI | Ati Inc | Stock-Industrials | 1.10% | -1.78% | -65.71% | |
| 14 | SANM | Sanmina CORP | Stock-Tech | 0.24% | +0.24% | NEW |
Portfolio Performance
Performance for Q3 2026
+7.8%
Performance Last 4 Quarters
+17.1%
- Stdev
- +18.5%
- Beta
- +1.06
- Alpha
- -1.8%
- Max Drawdown
- -13.6%
- Annualized Perf
- +19.3%
- Batting Avg vs S&P
- +52.8%
- Sortino
- +1.92
- Stutzer
- +0.31
- Treynor
- +0.18
- Sterling
- +1
- Calmar
- +1.43
- Information Ratio
- -0.04
- Tracking Error
- +12.5%
- Stdev Down
- +10.1%
- Winning Months %
- +63.9%
- Losing Months %
- +36.1%
- Best 12 Months
- +34.7%
- Worst 12 Months
- +3%
- Efficiency Ratio
- +0.42
- Sharpe
- +1.05
- Stdev Sectors
- +19.6%
- Skewness
- -0.03
- Kurtosis
- -0.57
- Upside Potential
- +3.68
Reported value over time
Sector allocation
Sector allocation over time
Quarterly history
| Period | Holdings | Total value | Stability | Top holdings | |
|---|---|---|---|---|---|
| 2026 Q2 | 17 | $107.2M | 30 | ||
| 2026 Q1 | 17 | $88.3M | 27 | ||
| 2025 Q4 | 15 | $100.6M | 41 | ||
| 2025 Q3 | 18 | $139.0M | 41 | ||
| 2025 Q2 | 18 | $115.1M | 0 | ||
| 2025 Q1 | 18 | $97.7M | 100 | ||
| 2024 Q4 | 27 | $115.1M | 0 | ||
| 2023 Q4 | 20 | $64.2M | 0 | ||
| 2023 Q3 | 21 | $65.9M | 0 | ||
| 2023 Q2 | 29 | $80.7M | 0 | ||
| 2023 Q1 | 31 | $77.2M | 0 | ||
| 2022 Q4 | 28 | $64.7M | 0 | ||
| 2022 Q3 | 19 | $63.4M | 0 | ||
| 2022 Q2 | 17 | $61.8M | 0 | ||
| 2022 Q1 | 17 | $97.9M | 0 | ||
| 2021 Q4 | 10 | $193.3M | 0 | ||
| 2021 Q3 | 11 | $263.3M | 0 | ||
| 2021 Q2 | 14 | $268.8M | 94 | ||
| 2021 Q1 | 13 | $239.6M | 34 | ||
| 2020 Q4 | 14 | $227.7M | 51 | ||
| 2020 Q3 | 11 | $217.9M | 25 | ||
| 2020 Q2 | 13 | $216.4M | 59 | ||
| 2020 Q1 | 12 | $159.5M | 66 | ||
| 2019 Q4 | 12 | $221.0M | 43 | ||
| 2019 Q3 | 14 | $264.0M | 30 | ||
| 2019 Q2 | 16 | $242.1M | 26 | ||
| 2019 Q1 | 18 | $226.1M | 36 | ||
| 2018 Q4 | 18 | $213.3M | 29 | ||
| 2018 Q3 | 16 | $258.0M | 16 | ||
| 2018 Q2 | 19 | $286.5M | 24 | ||
| 2018 Q1 | 22 | $270.4M | 41 | ||
| 2017 Q4 | 26 | $248.4M | 49 | ||
| 2017 Q3 | 31 | $227.3M | 30 | ||
| 2017 Q2 | 33 | $218.2M | 32 | ||
| 2017 Q1 | 32 | $211.7M | 31 | ||
| 2016 Q4 | 28 | $235.4M | 38 | ||
| 2016 Q3 | 27 | $202.3M | 37 | ||
| 2016 Q2 | 27 | $237.0M | 18 | ||
| 2016 Q1 | 26 | $239.3M | 14 | ||
| 2015 Q4 | 27 | $238.7M | 33 | ||
| 2015 Q3 | 29 | $231.4M | 44 | ||
| 2015 Q2 | 27 | $246.7M | 16 | ||
| 2015 Q1 | 27 | $244.0M | 33 | ||
| 2014 Q4 | 31 | $263.2M | 22 | ||
| 2014 Q3 | 28 | $263.3M | 27 | ||
| 2014 Q2 | 30 | $249.3M | 55 | ||
| 2014 Q1 | 37 | $219.5M | 44 | ||
| 2013 Q4 | 37 | $188.6M | 0 |
💡
Data Source Notice: AlphaSMO is the web's most authoritative 13F / Inside Trader database. Institutional holdings and insider trades presented here are precisely computed to deliver accurate portfolio reporting.
Holding changes this quarter
Marathon Partners Equity Management, LLC's most significant position changes for 2026-06-30: New buy: Genuine Parts Co (GPC); Sold out: Flutter Entertainment plc (FLUT); Sold out: Henry Schein Inc (HSIC); Sold out: Sensient Technologies CORP (SXT); New buy: Sanmina CORP (SANM).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | XMTR | Xometry Inc-a | +4.9% | -1.74% | Trim |
| 2 | GPC | Genuine Parts Co | +3% | NEW | New buy |
| 3 | RELY | Remitly Global Inc | +2.1% | -7.49% | Trim |
| 4 | UBER | Uber Technologies Inc | +1.2% | +33.57% | Add |
| 5 | FLEX | Flex Ltd. | +1% | — | Unchanged |
| 6 | TPB | Turning Point Brands Inc | +0.9% | +59.68% | Add |
| 7 | SANM | Sanmina CORP | +0.2% | NEW | New buy |
| 8 | LION | Lionsgate Studios CORP | +0.1% | -20.45% | Trim |
| 9 | GOOG | Alphabet Inc-cl C | 0% | — | Unchanged |
| 10 | CRCL | Circle Internet Group Inc | -0.3% | EXIT | Sold out |
| 11 | SXT | Sensient Technologies CORP | -0.5% | EXIT | Sold out |
| 12 | CNS | Cohen & Steers Inc | -1% | -12.66% | Trim |
| 13 | HSIC | Henry Schein Inc | -1% | EXIT | Sold out |
| 14 | FLUT | Flutter Entertainment plc | -1.2% | EXIT | Sold out |
| 15 | ATMU | Atmus Filtration Technologie | -1.2% | +2.67% | Add |
| 16 | ATI | Ati Inc | -1.8% | -65.71% | Trim |
| 17 | META | Meta Platforms Inc-class A | -3.2% | -0.99% | Trim |
| 18 | TKO | Tko Group Holdings Inc | -3.2% | -2.05% | Trim |
Filing History
FAQ
What is Marathon Partners Equity Management, LLC and what type of investor is it?
Marathon Partners Equity Management, LLC is an investment manager that files SEC Form 13F quarterly, disclosing its U.S. public equity holdings to regulators. As of the most recent reporting period (2026-06-30), the firm manages a tracked equity portfolio valued at approximately $107.2M, spread across 17 disclosed positions.
What are Marathon Partners Equity Management, LLC's largest equity positions?
Based on the latest 13F filing, Marathon Partners Equity Management, LLC's top holdings by market value are:
1. Remitly Global Inc (RELY) — $27.1M (25.3%)
2. Tko Group Holdings Inc (TKO) — $14.4M (13.4%)
3. Meta Platforms Inc-class A (META) — $14.1M (13.1%)
4. Uber Technologies Inc (UBER) — $13.5M (12.6%)
5. Xometry Inc-a (XMTR) — $10.9M (10.2%)
What changes did Marathon Partners Equity Management, LLC make in its most recent portfolio filing?
In the latest reported quarter, Marathon Partners Equity Management, LLC made 16 notable position adjustments: 2 new positions were initiated, 3 existing holdings were added to, 7 positions were partially reduced, and 4 were completely exited. The largest of these moves: New buy: Genuine Parts Co (GPC); Sold out: Flutter Entertainment plc (FLUT); Sold out: Henry Schein Inc (HSIC); Sold out: Sensient Technologies CORP (SXT); New buy: Sanmina CORP (SANM)
What sectors does Marathon Partners Equity Management, LLC focus on?
Marathon Partners Equity Management, LLC is concentrated in the following sectors based on its current disclosed equity portfolio:
• Communication Services: 55.8%
• Industrials: 26.9%
• Consumer Discretionary: 13.1%
• Information Technology: 4.2%
Investment Profile
Marathon Partners Equity Management, LLC returned an annualized 19.3% over the trailing 36 months — underperforming the S&P 500 by 1.8 points — based on a reconstructed track record of its disclosed 13F positions, with a beta of 1.06 (roughly in line with the market) and a 53% quarterly batting average against the index.
Its portfolio is moderately concentrated and moderately active, with 55.8% of the portfolio concentrated in Communication Services.
Its turnover score has risen from 0 to 30 over the past 4 quarters — a shift toward more active trading.
It has added to its RELY position over the past two quarters (+$8.7M, now $27.1M), while trimming META over the same stretch (-$4.4M, still holding $14.1M).
Peer Institutions
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Concentration32.7
Portfolio Stability0.0
Sector conviction100.0
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View detail
RI
Renaissance Investment Consultants Holding Company, LLC
CIK 0001802297
Total reported value
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BA
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Portfolio Stability23.6
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Developer Access
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