Clutterbuck Capital Management LLC
Clutterbuck Capital Management LLC reported 4 US-listed holdings worth $173.7 million in its 13F for the quarter ended 30 June 2026, filed 10 August 2026. Its largest: Nextnav Inc. (92.0%), Omeros Corp. (4.5%) and Omeros Corp. (2.5%). Against the quarter before, it opened 0 positions, added to 2, trimmed 1 and sold out of 0.
The 4 largest of its 4 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q1 2026.
What the fund reported holding at each quarter's end; hover a bar for the number of positions
What its reported holdings returned
Held through each quarter, the holdings it reported returned +5.7% over the 2 quarters to 30 June 2026, against +9.5% for the S&P 500.
Not the fund's own return: each 13F's holdings are kept unchanged until the next one, so trades inside a quarter, dividends, cash and fees are left out. A rough guide to how its picks have done over time.
What it did on the quarter
Its positions against its 13F for the quarter to 31 March 2026; a change under 0.1% of a position counts as held
Added to 2
- Omeros Corp. OMER+150,000 shares · +50%
- Seritage Growth Pptys SRG+149,034 shares · +27%
Trimmed 1
- Nextnav Inc. NN-336,514 shares · -4%
What it holds
| Company | Shares | Value | Of its book | Change in shares |
|---|---|---|---|---|
| Nextnav Inc. NN | 9.0M | $159.8 million | 92.02% | -336.5K |
| Omeros Corp. | 4.2M | $7.7 million | 4.46% | no change |
| Omeros Corp. OMER | 450.0K | $4.3 million | 2.46% | +150.0K |
| Seritage Growth Pptys SRG | 701.0K | $1.8 million | 1.06% | +149.0K |
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Change is shares against its 13F for the quarter before.Options it reported
| Company | Option | Shares under the options | Value of those shares |
|---|---|---|---|
| Nextnav Inc. | Puts | 6.2K | $2.0 million |
| Nextnav Inc. | Calls | 2.3K | $659,400 |
2 option lines. A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost; they are not counted in the holdings above.