CIK: 0002114194
Total reported value
$105.1M
Reporting period: 2026-03-31 · Number of holdings: 29
Sentinel Dome Partners, LLC disclosed 29 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $105.1M and a quarterly turnover rate of 64.1%.
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Sentinel Dome Partners, LLC's disclosed holdings carry a Herfindahl concentration index of 0.128 — mathematically equivalent to about 8 equally-sized positions, well below its 29 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes vary widely across the portfolio (a coefficient of variation of 1.67), with a handful of outsized bets alongside many smaller positions.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 54% 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.
Add UNIT 7.5 12-01-27
0.0% $2.1M
Trim LYV 2.875 01-15-30
-72.3% -$14.7M
Add UNIT
0.0% $1.9M
Add 231351067
+35.5% $1.2M
Add DDOG 0 12-01-29
+21.6% $823.1K
Add ECHO
+3.1% $577.4K
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | UNIT 7.5 12-01-27 | Uniti Group INC | Stock-Other | 31.76% | +10.48% | — | |
| 2 | UNIT | Uniti Group INC | Stock-Other | 6.98% | +3.25% | — | |
| 3 | ✓ | Amazon.com Inc | Stock-Other | 6.28% | +2.61% | +35.47% | |
| 4 | LYV 2.875 01-15-30 | Live Nation Entertainmen | Stock-Comm Services | 5.53% | -8.41% | -72.26% | |
| 5 | ECHO | Echostar Corp-a | Stock-Comm Services | 5.51% | +1.96% | +3.13% | |
| 6 | DDOG 0 12-01-29 | Datadog INC | Stock-Tech | 5.19% | +2.04% | +21.62% | |
| 7 | TDS | Telephone And Data Systems | Stock-Comm Services | 4.61% | +1.26% | -4.17% | |
| 8 | NFLX | Netflix INC | Stock-Comm Services | 3.71% | +3.70% | NEW | |
| 9 | BX | Blackstone INC | Stock-Financials | 3.35% | -0.70% | -20.73% | |
| 10 | MA | Mastercard INC - A | Stock-Financials | 2.52% | -1.42% | -47.78% | |
| 11 | META | Meta Platforms Inc-class A | Stock-Comm Services | 2.23% | -0.11% | -21.15% | |
| 12 | HLT | Hilton Worldwide Holdings In | Stock-Consumer Disc | 2.10% | -0.22% | -38.82% | |
| 13 | DY | Dycom Industries INC | Stock-Industrials | 2.10% | +2.10% | NEW | |
| 14 | LUMN | Lumen Technologies INC | Stock-Comm Services | 2.00% | +1.53% | +237.15% | |
| 15 | HD | Home Depot INC | Stock-Consumer Disc | 1.99% | -0.06% | -27.43% | |
| 16 | SPOT | Spotify Technology S.A. | Stock-Comm Services | 1.89% | -0.24% | -24.07% | |
| 17 | LOW | Lowe's Cos INC | Stock-Consumer Disc | 1.46% | +1.46% | NEW | |
| 18 | DASH | Doordash INC - A | Stock-Consumer Disc | 1.36% | -0.75% | -30.66% | |
| 19 | ORCL | Oracle CORP | Stock-Tech | 1.33% | +0.07% | — | |
| 20 | NOW | Servicenow INC | Stock-Tech | 1.24% | -0.24% | -12.63% | |
| 21 | NCLH | Norwegian Cruise Line Holdings Ltd. | Stock-Consumer Disc | 1.17% | +0.02% | -13.23% | |
| 22 | MSTR 8 PERP | Strategy INC | Stock-Tech | 1.08% | +0.22% | — | |
| 23 | ✓ | Shopify Cl A Sub Vtg | Stock-Other | 0.96% | +0.96% | NEW | |
| 24 | T | At&t INC | Stock-Comm Services | 0.88% | +0.88% | NEW | |
| 25 | CORZ | Core Scientific INC | Stock-Tech | 0.70% | +0.70% | NEW | |
| 26 | ZS | Zscaler INC | Stock-Tech | 0.69% | +0.02% | +18.18% | |
| 27 | SNOW | Snowflake INC | Stock-Tech | 0.66% | +0.66% | NEW | |
| 28 | HOOD | Robinhood Markets INC - A | Stock-Financials | 0.49% | +0.49% | NEW | |
| 29 | OPTU | Optimum Communications Inc-a | Stock-Comm Services | 0.25% | +0.03% | — |
Performance for Q3 2026
—
Performance Last 4 Quarters
—
Based on 0 months of available history
Based on 38% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 29 | $105.1M | 64 | |
| 2025-12-31 | 30 | $147.0M | 0 |
Sentinel Dome Partners, LLC's most significant position changes for 2026-03-31: Sold out: Microsoft CORP (MSFT); Sold out: Guidewire Software INC (GWRE 1.25 11-01-29); Sold out: Intl Business Machines CORP (IBM); New buy: Netflix INC (NFLX); Sold out: Clear Channel Outdoor Holdin (CCO).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | UNIT 7.5 12-01-27 | Uniti Group INC | +10.5% | — | Unchanged |
| 2 | UNIT | Uniti Group INC | +3.3% | — | Unchanged |
| 3 | ✓ | Amazon.com Inc | +2.6% | +35.47% | Add |
| 4 | DDOG 0 12-01-29 | Datadog INC | +2% | +21.62% | Add |
| 5 | ECHO | Echostar Corp-a | +2% | +3.13% | Add |
| 6 | LUMN | Lumen Technologies INC | +1.5% | +237.15% | Add |
| 7 | TDS | Telephone And Data Systems | +1.3% | -4.17% | Trim |
| 8 | MSTR 8 PERP | Strategy INC | +0.2% | — | Unchanged |
| 9 | ORCL | Oracle CORP | +0.1% | — | Unchanged |
| 10 | OPTU | Optimum Communications Inc-a | 0% | — | Unchanged |
| 11 | NCLH | Norwegian Cruise Line Holdings Ltd. | 0% | -13.23% | Trim |
| 12 | ZS | Zscaler INC | 0% | +18.18% | Add |
| 13 | HD | Home Depot INC | -0.1% | -27.43% | Trim |
| 14 | META | Meta Platforms Inc-class A | -0.1% | -21.15% | Trim |
| 15 | HLT | Hilton Worldwide Holdings In | -0.2% | -38.82% | Trim |
| 16 | SPOT | Spotify Technology S.A. | -0.2% | -24.07% | Trim |
| 17 | NOW | Servicenow INC | -0.2% | -12.63% | Trim |
| 18 | BX | Blackstone INC | -0.7% | -20.73% | Trim |
| 19 | DASH | Doordash INC - A | -0.8% | -30.66% | Trim |
| 20 | MA | Mastercard INC - A | -1.4% | -47.78% | Trim |
| 21 | LYV 2.875 01-15-30 | Live Nation Entertainmen | -8.4% | -72.26% | Trim |
| 22 | MSFT | Microsoft CORP | — | EXIT | Sold out |
| 23 | GWRE 1.25 11-01-29 | Guidewire Software INC | — | EXIT | Sold out |
| 24 | IBM | Intl Business Machines CORP | — | EXIT | Sold out |
| 25 | NFLX | Netflix INC | — | NEW | New buy |
| 26 | CCO | Clear Channel Outdoor Holdin | — | EXIT | Sold out |
| 27 | NTNX 0.5 12-15-29 | Nutanix INC | — | EXIT | Sold out |
| 28 | DBRG | Digitalbridge Group INC | — | EXIT | Sold out |
| 29 | NXST | Nexstar Media Group INC | — | EXIT | Sold out |
| 30 | DY | Dycom Industries INC | — | NEW | New buy |
| 31 | COIN 0.25 04-01-30 | Coinbase Global INC | — | EXIT | Sold out |
| 32 | NTNX | Nutanix INC - A | — | EXIT | Sold out |
| 33 | LOW | Lowe's Cos INC | — | NEW | New buy |
| 34 | ✓ | Shopify Cl A Sub Vtg | — | NEW | New buy |
| 35 | T | At&t INC | — | NEW | New buy |
| 36 | CORZ | Core Scientific INC | — | NEW | New buy |
| 37 | SNOW | Snowflake INC | — | NEW | New buy |
| 38 | HOOD | Robinhood Markets INC - A | — | NEW | New buy |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-03-31 | 2026-05-15 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-03-05 | 13F-HR | View on EDGAR |
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