Clutterbuck Capital Management LLC — 13F Holdings & Portfolio
CIK 1517638 · latest 13F-HR filed 2026-05-14
Clutterbuck Capital Management LLC manages $164.1M in 13F-reported U.S. long-equity assets across 5 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are NN (91.68%), OMEROS CORP (5.42%), OMER (1.93%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 0 new positions, exited 3, added to 3, and trimmed 1.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$164.1M
Long-equity book
5
Distinct positions
2026-03-31
Filed 2026-05-14
+0 / −3 / ↑3 / ↓1
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- NEXTNAV$54.6M +56.9%
- OMEROS CORP$591.8K +23.0%
- SERITAGE$208.2K +15.5%
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-14 | $164.1M | 5 | 0001517638-26-000004 |
| 2025-12-31 | 2026-02-13 | $119.9M | 8 | 0001517638-26-000003 |