Lloyd Harbor Capital Management, LLC In its 13F for Q2 2025 (holdings as of June 30, 2025, filed August 14, 2025), Lloyd Harbor Capital Management, LLC reported 15 stock positions worth $142.6 million . Its top holding was Cameco (CCJ) at 24.1% of the portfolio, followed by Nexgen Energy (NXE, 12.2% ) and Uranium Energy (UEC, 9.1% ). Compared with Q1 2025, it opened 4 new positions, sold out of 7, added to 6 and reduced 5. The biggest buy was Cameco (CCJ, shares +5% ) and the biggest sale an exit from Suncor Energy (SU).
Location COLD SPRING HARBOR, NY
CIK 0001847935
Portfolio Value $142.6M (Q2 2025) Holdings 15 stocks · $142.6M 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 Q1 2025 CCJ Cameco Corp. 24.07% 462,461 $34.3M Add +4.5% NXE Nexgen Energy Ltd. 12.23% 2,512,817 $17.4M Reduce -40.4% UEC Uranium Energy Corp. 9.06% 1,900,000 $12.9M Reduce -20.8% DNN Denison Mines Corp. 8.56% 6,710,162 $12.2M Add +4.7% JKS Jinkosolar Holding Co.-ADR 8.51% 571,877 $12.1M New KMI Kinder Morgan Inc. 6.08% 295,000 $8.7M New TDW Tidewater Inc. 5.50% 170,000 $7.8M Add +70.0% CNR Core Natural Resources Inc. 4.89% 100,000 $7.0M Add +53.9% URNM Sprott Uranium Miners ETF 4.87% 145,000 $6.9M New DQ Daqo New Energy Corp.-ADR 4.34% 407,922 $6.2M Add +27.5% RIG Transocean Ltd. 3.68% 2,025,000 $5.2M New SDRL Seadrill Limited 3.04% 165,000 $4.3M Add +10.0% EQT Eqt Corp. 2.45% 60,000 $3.5M Reduce -52.0% EXE Expand Energy Corp. 2.13% 26,000 $3.0M Reduce -55.9% URG Ur-Energy Inc. 0.59% 801,384 $841K Reduce -85.9%
Options reported separately and not counted above: CCJ puts ($7.4M), SOC calls ($2.4M).
Portfolio Sells Q1 2025 → Q2 2025 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 Q1 2025 % Of Portfolio Change To Portfolio ▲ SU Suncor Energy Inc. Sold out 0.00% −6.89 AR Antero Resources Corp. Sold out 0.00% −6.13 CVE Cenovus Energy Inc. Sold out 0.00% −4.48 HCC Warrior Met Coal Inc. Sold out 0.00% −4.09 URA Global X Uranium ETF Sold out 0.00% −3.47 EXE Expand Energy Corp. Reduce -55.9% 2.13% −2.84 EQT Eqt Corp. Reduce -52.0% 2.45% −2.61 NXT Nextpower Inc. Sold out 0.00% −2.39 URG Ur-Energy Inc. Reduce -85.9% 0.59% −2.31 VAL Valaris Ltd. Sold out 0.00% −2.23 NXE Nexgen Energy Ltd. Reduce -40.4% 12.23% −2.10 UEC Uranium Energy Corp. Reduce -20.8% 9.06% +0.37
Portfolio Buys Q1 2025 → Q2 2025 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 Q1 2025 % Of Portfolio Change To Portfolio ▼ CCJ Cameco Corp. Add +4.5% 24.07% +10.27 JKS Jinkosolar Holding Co.-ADR New 8.51% +8.51 KMI Kinder Morgan Inc. New 6.08% +6.08 URNM Sprott Uranium Miners ETF New 4.87% +4.87 RIG Transocean Ltd. New 3.68% +3.68 TDW Tidewater Inc. Add +70.0% 5.50% +2.30 DNN Denison Mines Corp. Add +4.7% 8.56% +2.25 CNR Core Natural Resources Inc. Add +53.9% 4.89% +1.09 SDRL Seadrill Limited Add +10.0% 3.04% +0.20 DQ Daqo New Energy Corp.-ADR Add +27.5% 4.34% −0.05
Options Activity Q1 2025 → Q2 2025 Security Type Change vs Q1 2025 Underlying Shares Value ▼ CCJ Cameco Corp. put New 100,000 $7.4M NXE Nexgen Energy Ltd. call Sold out 1,000,000 $4.5Mbefore exit SOC Sable Offshore Corp. call New 110,000 $2.4M
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