Lloyd Harbor Capital Management, LLC In its 13F for Q1 2024 (holdings as of March 31, 2024, filed May 15, 2024), Lloyd Harbor Capital Management, LLC reported 12 stock positions worth $141.1 million . Its top holding was Tidewater (TDW) at 16.6% of the portfolio, followed by Nexgen Energy (NXE, 14.7% ) and Sibanye-Stillwater Ltd.-ADR (SBSW, 12.2% ). Compared with Q4 2023, it opened 4 new positions, sold out of 8, added to 2 and reduced 6. The biggest buy was Sibanye-Stillwater Ltd.-ADR (SBSW, shares +305% ) and the biggest sale Ur-Energy (URG, shares −70% ).
Location COLD SPRING HARBOR, NY
CIK 0001847935
Portfolio Value $141.1M (Q1 2024) Holdings 12 stocks · $141.1M Holdings quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock % Of Portfolio ▼ Shares Held Total Value Change vs Q4 2023 TDW Tidewater Inc. 254,377 $23.4M Reduce -16.4% NXE Nexgen Energy Ltd. 2,665,549 $20.7M Reduce -19.8% SBSW Sibanye-Stillwater Ltd.-ADR 3,662,812 $17.3M Add +304.7% VAL Valaris Ltd. 193,715 $14.6M Reduce -9.4% AEM Agnico Eagle Mines Ltd. 196,000 $11.7M Add +35.2% FCX Freeport-McMoran Inc. 235,000 $11.0M New CVE Cenovus Energy Inc. 440,000 $8.8M New CCJ Cameco Corp. 200,000 $8.7M New AGI Alamos Gold Inc. Class A 570,000 $8.4M New BORR Borr Drilling Ltd. 1,048,457 $7.2M Reduce -10.3% URG Ur-Energy Inc. 3,046,858 $4.9M Reduce -70.0% DNN Denison Mines Corp. 2,300,000 $4.5M Reduce -70.8%
Options reported separately and not counted above: URNM puts ($12.3M), URNM calls ($12.3M).
Portfolio Sells Q4 2023 → Q1 2024 Portfolio Sells quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q4 2023 % Of Portfolio Change To Portfolio ▲ URG Ur-Energy Inc. Reduce -70.0% 3.46% −6.44 DNN Denison Mines Corp. Reduce -70.8% 3.18% −5.63 XOM Exxon Mobil Corp. Sold out 0.00% −5.05 B Barrick Gold Corp. Sold out 0.00% −5.03 SDRL Seadrill Limited Sold out 0.00% −4.84 VTLE Vital Energy Inc. Sold out 0.00% −3.79 AA Alcoa Corp. Sold out 0.00% −3.65 LXU LSB Industries Inc. Sold out 0.00% −3.34 SD Sandridge Energy Inc. Sold out 0.00% −2.99 UEC Uranium Energy Corp. Sold out 0.00% −1.21 BORR Borr Drilling Ltd. Reduce -10.3% 5.09% −0.34 NXE Nexgen Energy Ltd. Reduce -19.8% 14.68% −0.02 VAL Valaris Ltd. Reduce -9.4% 10.33% +1.07 TDW Tidewater Inc. Reduce -16.4% 16.59% +2.72
Portfolio Buys Q4 2023 → Q1 2024 Portfolio Buys quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q4 2023 % Of Portfolio Change To Portfolio ▼ SBSW Sibanye-Stillwater Ltd.-ADR Add +304.7% 12.23% +9.12 FCX Freeport-McMoran Inc. New 7.83% +7.83 CVE Cenovus Energy Inc. New 6.23% +6.23 CCJ Cameco Corp. New 6.14% +6.14 AGI Alamos Gold Inc. Class A New 5.96% +5.96 AEM Agnico Eagle Mines Ltd. Add +35.2% 8.29% +3.26
Options Activity Q4 2023 → Q1 2024 Security Type Change vs Q4 2023 Underlying Shares Value ▼ URNM Sprott Uranium Miners ETF put New 250,000 $12.3M URNM Sprott Uranium Miners ETF call New 250,000 $12.3M CCJ Cameco Corp. put Sold out 200,000 $8.6Mbefore exit
Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.
All Filings Quarter Positions 13F Reported Value Top Holdings Q2 2026 16 $85.7M URNM, URA, XOM, WY, URG Q1 2026 20 $193.2M XOM, NLR, PBR, NXE, URG Q4 2025 16 $185.4M NXE, CCJ, SOLS, URNM, DNN Q3 2025 14 $208.4M NXE, URNM, URG, CCJ, JKS Q2 2025 15 $142.6M CCJ, NXE, UEC, DNN, JKS Q1 2025 18 $132.0M NXE, CCJ, UEC, SU, DNN Q4 2024 17 $152.8M CCJ, SHEL, URG, NXE, CVE Q3 2024 20 $199.6M CCJ, URG, URNM, NXE, SLB Q2 2024 17 $163.3M CCJ, NXE, VAL, URA, AEM Q1 2024 12 $141.1M TDW, NXE, SBSW, VAL, AEM