MM
Marnell Management LLC 13F Disclosure (Q2 2026) — Portfolio & Holdings
Marnell Management LLCCIK: 0001852314
Diversified strategyMomentum followerHigh-turnover trader
Total reported value
$260.4M
Reporting period: 2026-06-30 · Number of holdings: 69
Marnell Management LLC disclosed 69 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of $260.4M and a quarterly turnover rate of 83.0%.
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Personality snowflake
- Concentration
- 26.83
- Portfolio Stability
- 82.99
- Momentum
- 100
- Sector conviction
- 45.24
- Diversification
- 100
- Sizing Uniformity
- 81.17
Marnell Management LLC's disclosed holdings carry a Herfindahl concentration index of 0.067 — mathematically equivalent to about 15 equally-sized positions, well below its 69 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes vary widely across the portfolio (a coefficient of variation of 1.88), with a handful of outsized bets alongside many smaller positions.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 39% 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.govSold out SPY
Add QQQ
+166.7% $41.6M
Sold out HYG
Add ECHO
+918.2% $4.5M
Trim TRMD
-39.3% -$5.2M
Add SBLK
+19.9% $3.0M
Holdings Map
New buyAddUnchangedTrim
Top 10 holdings by weight
Full holdings list this quarter
Showing top 67 holdings (of 69 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | QQQ | Invesco Qqq Trust Series 1 | ETF-Tech | 22.63% | +16.61% | +166.67% | |
| 2 | SBLK | Star Bulk Carriers Corp. | Stock-Other | 4.95% | +1.51% | +19.85% | |
| 3 | CNR | Core Natural Resources Inc | Stock-Energy | 3.96% | +1.27% | +74.06% | |
| 4 | DHT | DHT Holdings, Inc. | Stock-Other | 3.44% | +1.25% | +56.87% | |
| 5 | WULF | Terawulf Inc | Stock-Financials | 3.08% | -0.37% | -52.68% | |
| 6 | TRMD | TORM plc | Stock-Other | 2.63% | -1.57% | -39.31% | |
| 7 | TDW | Tidewater Inc | Stock-Energy | 2.52% | +0.92% | +78.68% | |
| 8 | HCC | Warrior Met Coal Inc | Stock-Materials | 2.48% | +0.67% | +42.20% | |
| 9 | VNO | Vornado Realty Trust | Stock-Real Estate | 2.36% | +1.07% | +9.61% | |
| 10 | GTX | Garrett Motion Inc | Stock-Consumer Disc | 2.28% | +1.13% | -9.98% | |
| 11 | FCNCA | First Citizens Bcshs -cl A | Stock-Financials | 2.26% | +0.62% | +13.21% | |
| 12 | DEI | Douglas Emmett Inc | Stock-Other | 2.25% | +0.82% | +13.95% | |
| 13 | JBGS | Jbg Smith Properties | Stock-Other | 2.15% | -0.15% | -15.55% | |
| 14 | TLN | Talen Energy CORP | Stock-Utilities | 2.15% | +0.68% | +9.70% | |
| 15 | COMP | Compass Inc - Class A | Stock-Real Estate | 2.00% | +1.31% | +55.75% | |
| 16 | ECHO | Echostar Corp-a | Stock-Comm Services | 1.96% | +1.76% | +918.18% | |
| 17 | ECO | Okeanis Eco Tankers Corp. | Stock-Other | 1.85% | +0.91% | +80.82% | |
| 18 | NMM | Navios Maritime Partners L.P. | Stock-Other | 1.82% | +0.47% | +17.18% | |
| 19 | ALX | Alexander's Inc | Stock-Other | 1.80% | +0.50% | +7.26% | |
| 20 | ✓ | Cmb.Tech Nv Shs | Stock-Other | 1.67% | +0.55% | +21.91% | |
| 21 | SHW | Sherwin-williams Co/the | Stock-Materials | 1.67% | +0.63% | +34.89% | |
| 22 | BORR | Borr Drilling Limited | Stock-Other | 1.46% | +1.46% | NEW | |
| 23 | NXRT | Nexpoint Residential | Stock-Other | 1.41% | +0.23% | -3.10% | |
| 24 | RIG | Transocean Ltd. | Stock-Energy | 1.39% | +0.61% | +118.21% | |
| 25 | EXP | Eagle Materials Inc | Stock-Materials | 1.30% | +0.51% | +25.97% | |
| 26 | ASC | Ardmore Shipping Corporation | Stock-Other | 1.27% | -0.32% | -21.12% | |
| 27 | CENX | Century Aluminum Company | Stock-Materials | 1.26% | +0.34% | +57.88% | |
| 28 | ✓ | Himalaya Shipping LTD | Stock-Other | 1.11% | +0.35% | +32.39% | |
| 29 | TNK | Teekay Tankers Ltd. | Stock-Other | 1.11% | +0.51% | +88.36% | |
| 30 | FRO | Frontline plc | Stock-Other | 1.08% | +0.36% | +36.76% | |
| 31 | LEN | Lennar Corp-a | Stock-Consumer Disc | 0.94% | +0.37% | +42.63% | |
| 32 | INSW | International Seaways, Inc. | Stock-Other | 0.94% | +0.32% | +29.85% | |
| 33 | FBIN | Fortune Brands Innovations I | Stock-Industrials | 0.94% | +0.29% | -7.48% | |
| 34 | NVGS | Navigator Holdings Ltd. | Stock-Other | 0.71% | +0.37% | +99.09% | |
| 35 | BWA | Borgwarner Inc | Stock-Consumer Disc | 0.71% | +0.19% | — | |
| 36 | STNG | Scorpio Tankers Inc. | Stock-Other | 0.66% | -0.02% | -6.10% | |
| 37 | HAFN | Hafnia Limited | Stock-Other | 0.65% | -0.58% | -45.62% | |
| 38 | METC | Ramaco Resources Inc-a | Stock-Other | 0.62% | -0.01% | +3.82% | |
| 39 | HPP | Hudson Pacific Properties In | Stock-Other | 0.60% | +0.36% | -14.08% | |
| 40 | MLM | Martin Marietta Materials | Stock-Materials | 0.59% | +0.28% | +77.80% | |
| 41 | GLD | Spdr Gold Shares | ETF-Commodities | 0.58% | -0.04% | — | |
| 42 | HUT | Hut 8 CORP | Stock-Financials | 0.58% | +0.30% | -23.68% | |
| 43 | CORZ | Core Scientific Inc | Stock-Tech | 0.58% | -0.31% | -65.42% | |
| 44 | GLXY | Galaxy Digital Inc-a | Stock-Other | 0.57% | +0.57% | NEW | |
| 45 | VAL | Valaris Limited | Stock-Energy | 0.53% | -0.05% | +11.71% | |
| 46 | VST | Vistra CORP | Stock-Utilities | 0.52% | +0.52% | NEW | |
| 47 | AMR | Alpha Metallurgical Resource | Stock-Other | 0.50% | +0.28% | +154.05% | |
| 48 | BTU | Peabody Energy CORP | Stock-Energy | 0.47% | +0.31% | +271.80% | |
| 49 | KKR | Kkr & Co Inc | Stock-Financials | 0.46% | +0.13% | +27.40% | |
| 50 | CIFR | Cipher Digital Inc | Stock-Tech | 0.45% | -0.47% | -76.83% |
1–50 of 67
Portfolio Performance
Performance for Q3 2026
-0.4%
Performance Last 4 Quarters
+13.6%
- Stdev
- +19.2%
- Beta
- +1.01
- Alpha
- +2.4%
- Max Drawdown
- -2.8%
- Annualized Perf
- +29.1%
- Batting Avg vs S&P
- +50%
- Sortino
- +5.14
- Stutzer
- +0.49
- Treynor
- +0.27
- Sterling
- —
- Calmar
- +10.38
- Information Ratio
- +0.62
- Tracking Error
- +4.2%
- Stdev Down
- +5.3%
- Winning Months %
- +50%
- Losing Months %
- +50%
- Best 12 Months
- —
- Worst 12 Months
- —
- Efficiency Ratio
- +0.53
- Sharpe
- +1.42
- Stdev Sectors
- +6.6%
- Skewness
- +0.75
- Kurtosis
- -0.75
- Upside Potential
- +7.39
Reported value over time
Sector allocation
Sector allocation over time
Quarterly history
Holding changes this quarter
Marnell Management LLC's most significant position changes for 2026-06-30: Sold out: Ss Spdr S&p 500 ETF Trust-us (SPY); Sold out: Ishr Ibx Usd Hiyld Cb Etf-ui (HYG); New buy: Borr Drilling Limited (BORR); New buy: Galaxy Digital Inc-a (GLXY); New buy: Vistra CORP (VST).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | QQQ | Invesco Qqq Trust Series 1 | +16.6% | +166.67% | Add |
| 2 | ECHO | Echostar Corp-a | +1.8% | +918.18% | Add |
| 3 | SBLK | Star Bulk Carriers Corp. | +1.5% | +19.85% | Add |
| 4 | BORR | Borr Drilling Limited | +1.5% | NEW | New buy |
| 5 | COMP | Compass Inc - Class A | +1.3% | +55.75% | Add |
| 6 | CNR | Core Natural Resources Inc | +1.3% | +74.06% | Add |
| 7 | DHT | DHT Holdings, Inc. | +1.3% | +56.87% | Add |
| 8 | GTX | Garrett Motion Inc | +1.1% | -9.98% | Trim |
| 9 | VNO | Vornado Realty Trust | +1.1% | +9.61% | Add |
| 10 | TDW | Tidewater Inc | +0.9% | +78.68% | Add |
| 11 | ECO | Okeanis Eco Tankers Corp. | +0.9% | +80.82% | Add |
| 12 | DEI | Douglas Emmett Inc | +0.8% | +13.95% | Add |
| 13 | TLN | Talen Energy CORP | +0.7% | +9.70% | Add |
| 14 | HCC | Warrior Met Coal Inc | +0.7% | +42.20% | Add |
| 15 | SHW | Sherwin-williams Co/the | +0.6% | +34.89% | Add |
| 16 | FCNCA | First Citizens Bcshs -cl A | +0.6% | +13.21% | Add |
| 17 | RIG | Transocean Ltd. | +0.6% | +118.21% | Add |
| 18 | GLXY | Galaxy Digital Inc-a | +0.6% | NEW | New buy |
| 19 | ✓ | Cmb.Tech Nv Shs | +0.6% | +21.91% | Add |
| 20 | VST | Vistra CORP | +0.5% | NEW | New buy |
| 21 | TNK | Teekay Tankers Ltd. | +0.5% | +88.36% | Add |
| 22 | EXP | Eagle Materials Inc | +0.5% | +25.97% | Add |
| 23 | ALX | Alexander's Inc | +0.5% | +7.26% | Add |
| 24 | NMM | Navios Maritime Partners L.P. | +0.5% | +17.18% | Add |
| 25 | NVR | Nvr Inc | +0.4% | NEW | New buy |
| 26 | NVGS | Navigator Holdings Ltd. | +0.4% | +99.09% | Add |
| 27 | LEN | Lennar Corp-a | +0.4% | +42.63% | Add |
| 28 | HPP | Hudson Pacific Properties In | +0.4% | -14.08% | Trim |
| 29 | FRO | Frontline plc | +0.4% | +36.76% | Add |
| 30 | ✓ | Himalaya Shipping LTD | +0.4% | +32.39% | Add |
| 31 | CENX | Century Aluminum Company | +0.3% | +57.88% | Add |
| 32 | ✓ | +0.3% | NEW | New buy | |
| 33 | INSW | International Seaways, Inc. | +0.3% | +29.85% | Add |
| 34 | BTU | Peabody Energy CORP | +0.3% | +271.80% | Add |
| 35 | HUT | Hut 8 CORP | +0.3% | -23.68% | Trim |
| 36 | FBIN | Fortune Brands Innovations I | +0.3% | -7.48% | Trim |
| 37 | AMR | Alpha Metallurgical Resource | +0.3% | +154.05% | Add |
| 38 | MLM | Martin Marietta Materials | +0.3% | +77.80% | Add |
| 39 | FRMI | Fermi Inc | +0.3% | NEW | New buy |
| 40 | ✓ | Seanergy Maritime Hldgs CORP | +0.2% | +98.70% | Add |
| 41 | NXRT | Nexpoint Residential | +0.2% | -3.10% | Trim |
| 42 | BWA | Borgwarner Inc | +0.2% | — | Unchanged |
| 43 | KKR | Kkr & Co Inc | +0.1% | +27.40% | Add |
| 44 | QXO | Qxo Inc | +0.1% | +37.19% | Add |
| 45 | OC | Owens Corning | +0.1% | — | Unchanged |
| 46 | WLK | Westlake CORP | +0.1% | +94.69% | Add |
| 47 | MT | Arcelormittal-ny Registered | +0.1% | -5.43% | Trim |
| 48 | CLF | Cleveland-cliffs Inc | 0% | — | Unchanged |
| 49 | TEN | Tsakos Energy Navigation Limited | 0% | +25.78% | Add |
| 50 | LEN-B | Lennar CORP - B Shs | 0% | — | Unchanged |
1–50 of 74
* This report is exclusively curated by the AlphaSMO team. AlphaSMO is the web's most authoritative 13F / Inside Trader database, delivering precise insider trading and institutional holdings insights.
Filing History
FAQ
What is Marnell Management LLC and what type of investor is it?
Marnell 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 $260.4M, spread across 69 disclosed positions.
What are Marnell Management LLC's largest equity positions?
Based on the latest 13F filing, Marnell Management LLC's top holdings by market value are:
1. Invesco Qqq Trust Series 1 (QQQ) — $58.9M (22.6%)
2. Star Bulk Carriers Corp. (SBLK) — $12.9M (5.0%)
3. Core Natural Resources Inc (CNR) — $10.3M (4.0%)
4. DHT Holdings, Inc. (DHT) — $9.0M (3.4%)
5. Terawulf Inc (WULF) — $8.0M (3.1%)
What changes did Marnell Management LLC make in its most recent portfolio filing?
In the latest reported quarter, Marnell Management LLC made 67 notable position adjustments: 6 new positions were initiated, 36 existing holdings were added to, 18 positions were partially reduced, and 7 were completely exited. The largest of these moves: Sold out: Ss Spdr S&p 500 ETF Trust-us (SPY); Sold out: Ishr Ibx Usd Hiyld Cb Etf-ui (HYG); New buy: Borr Drilling Limited (BORR); New buy: Galaxy Digital Inc-a (GLXY); New buy: Vistra CORP (VST)
What sectors does Marnell Management LLC focus on?
Marnell Management LLC is concentrated in the following sectors based on its current disclosed equity portfolio:
• Energy: 22.5%
• Materials: 19.4%
• Financials: 16.4%
• Consumer Discretionary: 11.4%
• Real Estate: 11.1%
• Utilities: 6.8%
Investment Profile
Marnell Management LLC returned an annualized 29.1% over the trailing 6 months — outperforming the S&P 500 by 2.4 points — based on a reconstructed track record of its disclosed 13F positions, with a beta of 1.01 (roughly in line with the market) and a 50% quarterly batting average against the index.
Its portfolio is broadly diversified and fast-trading.
Its turnover score has risen from 0 to 83 over the past 2 quarters — a shift toward more active trading.
It has added to its DHT position over the past two quarters (+$7.2M, now $9.0M), while trimming GNK over the same stretch (-$4.3M, still holding $946.9K).
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Developer Access
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