CC
Clutterbuck Capital Management LLC — 13F Portfolio Changes & Top Buys (Q2 2026)
Clutterbuck Capital Management LLCCIK: 0001517638
Concentrated strategyMomentum followerLong-term holder
Total reported value
$176.4M
Reporting period: 2026-06-30 · Number of holdings: 6
Clutterbuck Capital Management LLC disclosed 6 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of $176.4M and a quarterly turnover rate of 8.6%.
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Personality snowflake
- Concentration
- 100
- Portfolio Stability
- 8.56
- Momentum
- 100
- Sector conviction
- 0
- Diversification
- 12
- Sizing Uniformity
- 78.25
Sector classification currently covers about 0% 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.govNew buy 65345N956
Trim NN
-3.6% $9.3M
Trim OMER 9.5 06-15-29
0.0% -$1.2M
Add OMER
+50.0% $1.1M
New buy 65345N906
Add SRG
+27.0% $292.6K
Holdings Map
New buyAddUnchangedTrim
Top 10 holdings by weight
Full holdings list this quarter
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | NN | Nextnav Inc | Stock-Other | 90.61% | -1.09% | -3.62% | |
| 2 | OMER 9.5 06-15-29Bond | Omeros CORP | Bond | 4.39% | -1.03% | — | |
| 3 | OMER | Omeros CORP | Stock-Other | 2.43% | +0.50% | +50.00% | |
| 4 | ✓ | Nextnav Inc | Stock-Other | 1.16% | +1.16% | NEW | |
| 5 | SRG | Seritage Growth Prop- A | Stock-Other | 1.05% | +0.11% | +27.00% | |
| 6 | ✓ | Nn 260116c00012000 | Stock-Other | 0.37% | +0.37% | NEW |
Portfolio Performance
Performance for Q3 2026
-23.9%
Performance Last 4 Quarters
-2.6%
- Stdev
- +60.4%
- Beta
- +1.91
- Alpha
- -36.2%
- Max Drawdown
- -35.5%
- Annualized Perf
- -5.1%
- Batting Avg vs S&P
- +66.7%
- Sortino
- +0.27
- Stutzer
- +0.06
- Treynor
- +0.06
- Sterling
- —
- Calmar
- -0.14
- Information Ratio
- -0.27
- Tracking Error
- +51.6%
- Stdev Down
- +40.7%
- Winning Months %
- +50%
- Losing Months %
- +50%
- Best 12 Months
- —
- Worst 12 Months
- —
- Efficiency Ratio
- +0.03
- Sharpe
- +0.18
- Stdev Sectors
- —
- Skewness
- -0.5
- Kurtosis
- -1.26
- Upside Potential
- +2.2
Reported value over time
Sector allocation
Not enough sector-mapped data yet
Sector allocation over time
Quarterly history
Holding changes this quarter
Clutterbuck Capital Management LLC's most significant position changes for 2026-06-30: New buy: Nextnav Inc; New buy: Nn 260116c00012000; Trim: Nextnav Inc (NN) — shares -3.62%; Add: Omeros CORP (OMER) — shares +50.00%; Add: Seritage Growth Prop- A (SRG) — shares +27.00%.
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | ✓ | Nextnav Inc | +1.2% | NEW | New buy |
| 2 | OMER | Omeros CORP | +0.5% | +50.00% | Add |
| 3 | ✓ | Nn 260116c00012000 | +0.4% | NEW | New buy |
| 4 | SRG | Seritage Growth Prop- A | +0.1% | +27.00% | Add |
| 5 | OMER 9.5 06-15-29Bond | Omeros CORP | -1% | — | Unchanged |
| 6 | NN | Nextnav Inc | -1.1% | -3.62% | Trim |
Filing History
FAQ
What is Clutterbuck Capital Management LLC and what type of investor is it?
Clutterbuck Capital 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 $176.4M, spread across 6 disclosed positions.
What are Clutterbuck Capital Management LLC's largest equity positions?
Based on the latest 13F filing, Clutterbuck Capital Management LLC's top holdings by market value are:
1. Nextnav Inc (NN) — $159.8M (90.6%)
2. Omeros CORP (OMER 9.5 06-15-29) — $7.7M (4.4%)
3. Omeros CORP (OMER) — $4.3M (2.4%)
4. Nextnav Inc — $2.0M (1.2%)
5. Seritage Growth Prop- A (SRG) — $1.8M (1.1%)
What changes did Clutterbuck Capital Management LLC make in its most recent portfolio filing?
In the latest reported quarter, Clutterbuck Capital Management LLC made 5 notable position adjustments: 2 new positions were initiated, 2 existing holdings were added to, 1 positions were partially reduced, and 0 were completely exited. The largest of these moves: New buy: Nextnav Inc; New buy: Nn 260116c00012000; Trim: Nextnav Inc (NN) — shares -3.62%; Add: Omeros CORP (OMER) — shares +50.00%; Add: Seritage Growth Prop- A (SRG) — shares +27.00%
What sectors does Clutterbuck Capital Management LLC focus on?
Sector breakdown data is not yet available for Clutterbuck Capital Management LLC. Check back after the next 13F processing cycle.
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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.
Investment Profile
Clutterbuck Capital Management LLC returned an annualized -5.1% over the trailing 6 months — underperforming the S&P 500 by 36.2 points — based on a reconstructed track record of its disclosed 13F positions, with a beta of 1.91 (more volatile than the market) and a 67% quarterly batting average against the index.
Its portfolio is concentrated and long-term-holding.
It has added to its NN position over the past two quarters (+$63.9M, now $159.8M), while trimming OMER 9.5 06-15-29 over the same stretch (-$4.5M, still holding $7.7M).
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Developer Access
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