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PECONIC PARTNERS LLC

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13F filer, CIK 1050464, NEW YORK, NY

PECONIC PARTNERS LLC reported $5,780,731,888 across 9 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-15.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001050464-26-000004

Period
2026-03-31
Reported value
$5.78B
Holdings
9
Top 10 weight
100%
New
0
Sold out
6

Largest buys vs the previous quarter

SecurityShares changeApprox. value
MTZadded+1,978,431$637M
AMZNadded+649,434$135M
FCXadded+1,317,068$77.4M
FSLRadded+100,000$19.7M
DYadded+5,000$1.69M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
EQTexited-580,000-$31.1M
RRCexited-800,000-$28.2M
DVNexited-300,000-$11M
CTRAexited-400,000-$10.5M
ARexited-300,000-$10.3M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q1 2026

Share positions as resolved from 13F-HR 0001050464-26-000004, largest first. % of portfolio is the value over $5,780,731,888, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
PWRQUANTA SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 5,498,565 shares; 2024Q4: 5,198,565 shares; 2025Q1: 5,297,565 shares; 2025Q2: 4,996,649 shares; 2025Q3: 5,007,840 shares; 2025Q4: 5,007,840 shares; 2026Q1: 5,007,840 shares 5,007,840$2.75B47.56%0Timeline
DYDYCOM INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 3,618,492 shares; 2024Q4: 3,653,492 shares; 2025Q1: 3,712,239 shares; 2025Q2: 3,817,825 shares; 2025Q3: 4,117,320 shares; 2025Q4: 4,108,320 shares; 2026Q1: 4,113,320 shares 4,113,320$1.39B24.11%+5,000Timeline
MTZMASTEC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 750,000 shares; 2025Q4: 1,600,000 shares; 2026Q1: 3,578,431 shares 3,578,431$1.15B19.92%+1,978,431Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 3,980 shares; 2024Q4: 3,980 shares; 2025Q1: 3,980 shares; 2025Q2: 133,980 shares; 2025Q3: 3,980 shares; 2025Q4: 303,980 shares; 2026Q1: 953,414 shares 953,414$199M3.43%+649,434Timeline
FCXFREEPORT MCMORAN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 2,000,000 shares; 2026Q1: 3,317,068 shares 3,317,068$195M3.37%+1,317,068Timeline
FSLRFIRST SOLAR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 300,000 shares; 2025Q3: 100,000 shares; 2025Q4: 295,000 shares; 2026Q1: 395,000 shares 395,000$77.9M1.35%+100,000Timeline
CNKCINEMARK HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 400,000 shares; 2026Q1: 400,000 shares 400,000$11.4M0.2%0Timeline
AMCAMC ENTMT HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,000,000 shares; 2025Q4: 3,000,000 shares; 2026Q1: 3,000,000 shares 3,000,000$2.94M0.05%0Timeline
GOOGLALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 180,000 shares; 2025Q3: 1,800 shares; 2025Q4: 1,800 shares; 2026Q1: 1,800 shares 1,800$518K0.01%0Timeline

Sold out in Q1 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
EQTEQT CORP580,000$31.1Mshares
RRCRANGE RES CORP800,000$28.2Mshares
DVNDEVON ENERGY CORP NEW300,000$11Mshares
CTRACOTERRA ENERGY INC400,000$10.5Mshares
ARANTERO RESOURCES CORP300,000$10.3Mshares
SLABSILICON LABORATORIES INC30,000$3.92Mshares

How Q1 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001050464-26-000004 base2026-05-15acceptance time not in the bulk data set