Clutterbuck Capital Management LLC
In its 13F for Q2 2026 (holdings as of June 30, 2026, filed August 10, 2026), Clutterbuck Capital Management LLC reported 4 stock positions worth $173.7 million. Its top holding was Nextnav (NN) at 92.0% of the portfolio, followed by Omeros Corp. (omer 9.5 06/15/29) (4.5%) and Omeros (OMER, 2.5%). Compared with Q1 2026, it added to 2 and reduced 1. The biggest buy was Omeros (OMER, shares +50%) and the biggest sale Nextnav (NN, shares −4%).
- Most Recent 13F
- Q2 2026
- Location
- CLEVELAND, OH
- CIK
- 0001517638
- Portfolio Value
- $173.7M (Q2 2026)
- SEC Filing
- 0001517638-26-000005 ↗ filed Aug 10, 2026
Holdings Value
Holdings 4 stocks · $173.7M
| NN Nextnav Inc. | 92.02% | 8,964,292 | $159.8M | Reduce -3.6% |
| OMEROS CORP (OMER 9.5 06/15/29) | 4.46% | 4,169,000 | $7.7M | No change |
| OMER Omeros Corp. | 2.46% | 450,000 | $4.3M | Add +50.0% |
| SRG Seritage Growth Prop- A | 1.06% | 701,031 | $1.8M | Add +27.0% |
Options reported separately and not counted above: NEXTNAV INC puts ($2.0M), NEXTNAV INC calls ($659K).
Portfolio Sells Q1 2026 → Q2 2026
| NN Nextnav Inc. | Reduce -3.6% | 92.02% | +0.32 |
Portfolio Buys Q1 2026 → Q2 2026
Options Activity Q1 2026 → Q2 2026
| NEXTNAV INC | put | New | 6,180 | $2.0M |
| NEXTNAV INC | call | New | 2,300 | $659K |
| NN Nextnav Inc. | put | Sold out | 111 | $34Kbefore exit |
Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.