Sentinel Dome Partners, LLC — 13F Holdings & Portfolio
CIK 2114194 · latest 13F-HR filed 2026-08-14
Sentinel Dome Partners, LLC manages $137.1M in 13F-reported U.S. long-equity assets across 32 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are UNIT (11.73%), DASH (10.47%), LYV (8.72%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 12 new positions, exited 9, added to 10, and trimmed 9.
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.
1350 BAYSHORE HIGHWAY, STE 905
BURLINGAME, CA 94010
$137.1M
Long-equity book
32
Distinct positions
2026-06-30
Filed 2026-08-14
+12 / −9 / ↑10 / ↓9
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- Uniti Group Inc$8.7M +119.2%
- Live Nation Entertainment Inc$6.1M +105.7%
- Amazon.com Inc$1.2M +18.0%
- Home Depot Inc$1.1M +52.8%
- SNOWFLAKE$985.9K +142.1%
Top Trims
- Uniti Group Inc-$21.9M -65.7%
- EchoStar Corp-$2.6M -44.8%
- NETFLIX-$1.3M -32.2%
- Spotify Technology SA-$610.7K -30.7%
- Telephone and Data Systems Inc-$585.4K -12.1%
New Positions
- DoorDash, Inc.$14.4M
- Cloudflare, Inc.$8.2M
- NCL CORP LTD$7.2M
- Rubrik, Inc.$4.6M
- Oracle Corp$3.7M
Exited Positions
- Datadog Inc$5.5M
- DYCOM INDUSTRIES$2.2M
- DoorDash Inc$1.4M
- Oracle Corp$1.4M
- ServiceNow Inc$1.3M
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).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | Uniti Group Inc | UNIT | 912932100 | $16.1M | 11.73% | 1,401,907 | SH |
| 2 | DoorDash, Inc. | DASH | 25809KAB1 | $14.4M | 10.47% | 14,500,000 | PRN |
| 3 | Live Nation Entertainment Inc | LYV | 538034BC2 | $12.0M | 8.72% | 9,975,000 | PRN |
| 4 | Uniti Group Inc | UNIT | 91325VAB4 | $11.5M | 8.36% | 9,253,000 | PRN |
| 5 | Cloudflare, Inc. | PSAPF | 18915MAF4 | $8.2M | 6.01% | 6,500,000 | PRN |
| 6 | Amazon.com Inc | AMZN | 231351067 | $7.8M | 5.69% | 32,700 | SH |
| 7 | NCL CORP LTD | NCLH | 62886HBT7 | $7.2M | 5.23% | 6,375,000 | PRN |
| 8 | Rubrik, Inc. | RBRK | 781154AD1 | $4.6M | 3.36% | 4,500,000 | PRN |
| 9 | Telephone and Data Systems Inc | TDS | 879433829 | $4.3M | 3.10% | 115,000 | SH |
| 10 | Oracle Corp | ORCLPD | 68389X204 | $3.7M | 2.72% | 82,500 | SH |
| 11 | Royal Caribbean Cruises Ltd. | — | LR0008862 | $3.5M | 2.52% | 10,900 | SH |
| 12 | Blackstone Inc | BX | 09260D107 | $3.2M | 2.37% | 27,600 | SH |
| 13 | Mastercard Inc | MA | 57636Q104 | $3.2M | 2.36% | 6,300 | SH |
| 14 | EchoStar Corp | ECHO | 278768106 | $3.2M | 2.33% | 31,500 | SH |
| 15 | Home Depot Inc | HD | 437076102 | $3.2M | 2.33% | 9,050 | SH |
| 16 | Alphabet Inc. | GOOGM | 02079K404 | $3.2M | 2.33% | 63,000 | SH |
| 17 | Alphabet Inc. | GOOGN | 02079K602 | $3.2M | 2.31% | 63,000 | SH |
| 18 | Hilton Worldwide Holdings Inc | HLT | 43300A203 | $3.2M | 2.30% | 9,550 | SH |
| 19 | NETFLIX | NFLX | 64110L106 | $2.6M | 1.93% | 37,000 | SH |
| 20 | Lumen Technologies Inc | LUMN | 550241103 | $2.6M | 1.86% | 332,816 | SH |
| 21 | Meta Platforms Inc | META | 30303M102 | $2.2M | 1.60% | 3,900 | SH |
| 22 | Guidewire Software Inc | GWRE | 40171VAC4 | $1.9M | 1.40% | 2,000,000 | PRN |
| 23 | Visa Inc. | V | 92826C839 | $1.7M | 1.25% | 5,000 | SH |
| 24 | SNOWFLAKE | SNOW | 833445109 | $1.7M | 1.23% | 6,600 | SH |
| 25 | Applied Digital Corp | APLD | 038169207 | $1.5M | 1.07% | 39,500 | SH |
| 26 | LOWE'S COMPANIES | LOW | 548661107 | $1.4M | 1.05% | 6,500 | SH |
| 27 | Spotify Technology SA | SPOT | L8681T102 | $1.4M | 1.00% | 3,000 | SH |
| 28 | CORE SCIENTIFIC | CORZ | 21874A106 | $1.1M | 0.78% | 42,000 | SH |
| 29 | ROBINHOOD MARKETS CL A | HOOD | 770700102 | $1.1M | 0.77% | 10,500 | SH |
| 30 | SHOPIFY CL A SUB VTG | — | CA82509L1 | $970.5K | 0.71% | 8,500 | SH |
| 31 | Strategy Inc | STRK | 594972887 | $961.5K | 0.70% | 16,000 | SH |
| 32 | Builders FirstSource Inc | BLDR | 12008R107 | $536.9K | 0.39% | 6,000 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $137.1M | 32 | 0001104659-26-096622 |
| 2026-03-31 | 2026-05-15 | $105.1M | 29 | 0001104659-26-061976 |
| 2025-12-31 | 2026-03-05 | $147.0M | 30 | 0001104659-26-023987 |