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Disclosery

Great Mountain Partners LLC

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13F filer, CIK 1815467, NEW HAVEN, CT

Great Mountain Partners LLC reported $9,280,780 across 1 holding for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-06.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001815467-26-000002

Period
2026-06-30
Reported value
$9.28M
Holdings
1
Top 10 weight
100%
New
0
Sold out
0

Holdings, Q2 2026

Share positions as resolved from 13F-HR 0001815467-26-000002, largest first. % of portfolio is the value over $9,280,780, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
NFENEW FORTRESS ENERGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 25,559,846 shares; 2024Q4: 25,559,846 shares; 2025Q1: 25,559,846 shares; 2025Q2: 25,559,846 shares; 2025Q3: 25,559,846 shares; 2025Q4: 25,559,846 shares; 2026Q1: 25,559,846 shares; 2026Q2: 25,559,846 shares 25,559,846$9.28M100%0Timeline

How Q2 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 0001815467-26-000002 base2026-08-06acceptance time not in the bulk data set

Filings

Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.

FilingSubjectFiledAcceptedIngested
13F-HR 0001815467-26-000002 Quarter ended 2026-06-302026-08-06acceptance time not in the bulk data set
13F-HR 0001815467-26-000001 Quarter ended 2026-03-312026-05-13acceptance time not in the bulk data set
13F-HR 0001104659-26-011994 Quarter ended 2025-12-312026-02-09acceptance time not in the bulk data set
13F-HR 0001104659-25-111009 Quarter ended 2025-09-302025-11-13acceptance time not in the bulk data set
13F-HR 0001104659-25-076226 Quarter ended 2025-06-302025-08-11acceptance time not in the bulk data set
13F-HR 0001104659-25-038558 Quarter ended 2025-03-312025-04-24acceptance time not in the bulk data set
13F-HR 0001104659-25-013835 Quarter ended 2024-12-312025-02-14acceptance time not in the bulk data set
13F-HR 0001104659-24-116694 Quarter ended 2024-09-302024-11-12acceptance time not in the bulk data set
13F-HR 0001104659-24-088413 Quarter ended 2024-06-302024-08-12acceptance time not in the bulk data set
13F-HR 0001104659-24-061294 Quarter ended 2024-03-312024-05-15acceptance time not in the bulk data set
13F-HR 0001104659-24-011064 Quarter ended 2023-12-312024-02-06acceptance time not in the bulk data set
13F-HR 0001104659-23-116822 Quarter ended 2023-09-302023-11-13acceptance time not in the bulk data set
13F-HR 0001104659-23-091128 Quarter ended 2023-06-302023-08-14acceptance time not in the bulk data set
13F-HR/A 0001104659-23-091125 Quarter ended 2023-03-312023-08-14acceptance time not in the bulk data set
13F-HR/A 0001104659-23-091113 Quarter ended 2022-12-312023-08-14acceptance time not in the bulk data set
13F-HR 0001104659-23-059235 Quarter ended 2023-03-312023-05-11acceptance time not in the bulk data set
13F-HR 0001104659-23-021211 Quarter ended 2022-12-312023-02-14acceptance time not in the bulk data set
13F-HR/A 0001104659-22-119117 Quarter ended 2022-06-302022-11-15acceptance time not in the bulk data set
13F-HR 0001104659-22-118212 Quarter ended 2022-09-302022-11-14acceptance time not in the bulk data set
13F-HR/A 0001104659-22-092245 Quarter ended 2022-06-302022-08-17acceptance time not in the bulk data set
13F-HR 0001104659-22-087695 Quarter ended 2022-06-302022-08-09acceptance time not in the bulk data set
13F-HR 0001104659-22-059483 Quarter ended 2022-03-312022-05-12acceptance time not in the bulk data set
13F-HR 0001104659-22-020202 Quarter ended 2021-12-312022-02-11acceptance time not in the bulk data set
13F-HR 0001104659-21-136707 Quarter ended 2021-09-302021-11-10acceptance time not in the bulk data set
13F-HR 0001104659-21-103983 Quarter ended 2021-06-302021-08-12acceptance time not in the bulk data set
13F-HR 0001104659-21-064583 Quarter ended 2021-03-312021-05-11acceptance time not in the bulk data set
13F-HR 0001104659-21-008795 Quarter ended 2020-12-312021-01-28acceptance time not in the bulk data set
13F-HR 0001104659-20-124174 Quarter ended 2020-09-302020-11-12acceptance time not in the bulk data set
13F-HR 0001104659-20-094485 Quarter ended 2020-06-302020-08-13acceptance time not in the bulk data set