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ENGINE NO. 1 LLC

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13F filer, CIK 1835549, San Francisco, CA

ENGINE NO. 1 LLC reported $88,588,027 across 6 holdings for the quarter ended 2025-09-30, in a 13F-HR filed 2025-11-14.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001420506-25-003257

Period
2025-09-30
Reported value
$88.6M
Holdings
6
Top 10 weight
100%
New
3
Sold out
1

Largest buys vs the previous quarter

SecurityShares changeApprox. value
FSLRnew+48,000$10.6M
HRInew+74,000$8.63M
VRTadded+38,000$5.73M
GLDnew+13,100$4.66M

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
ETNexited-29,000-$10.4M

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, Q3 2025

Share positions as resolved from 13F-HR 0001420506-25-003257, largest first. % of portfolio is the value over $88,588,027, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
POWLPOWELL INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: not reported; 2024Q1: 32,074 shares; 2024Q2: 61,374 shares; 2024Q3: 59,500 shares; 2024Q4: 49,300 shares; 2025Q1: 72,000 shares; 2025Q2: 119,000 shares; 2025Q3: 119,000 shares 119,000$36.3M40.95%0Timeline
VRTVERTIV HOLDINGS COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: 102,222 shares; 2024Q1: 215,325 shares; 2024Q2: 209,325 shares; 2024Q3: 133,000 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 122,000 shares; 2025Q3: 160,000 shares 160,000$24.1M27.25%+38,000Timeline
FSLRFIRST SOLAR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: not reported; 2024Q1: not reported; 2024Q2: 12,100 shares; 2024Q3: 31,800 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 48,000 shares 48,000$10.6M11.95%newTimeline
HRIHERC HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: not reported; 2024Q1: not reported; 2024Q2: not reported; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 74,000 shares 74,000$8.63M9.74%newTimeline
GLDSPDR GOLD TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: not reported; 2024Q1: not reported; 2024Q2: not reported; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 13,100 shares 13,100$4.66M5.26%newTimeline
HUBBHUBBELL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: not reported; 2024Q1: 25,863 shares; 2024Q2: 25,863 shares; 2024Q3: 15,563 shares; 2024Q4: 19,763 shares; 2025Q1: not reported; 2025Q2: 10,000 shares; 2025Q3: 10,000 shares 10,000$4.3M4.86%0Timeline

Sold out in Q3 2025

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

SecurityShares beforeValue beforeType
ETNEATON CORP PLC29,000$10.4Mshares

How Q3 2025 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 0001420506-25-003257 base2025-11-14acceptance 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 0001420506-25-003257 Quarter ended 2025-09-302025-11-14acceptance time not in the bulk data set
13F-HR 0001420506-25-002032 Quarter ended 2025-06-302025-08-14acceptance time not in the bulk data set
13F-HR 0001420506-25-001179 Quarter ended 2025-03-312025-05-15acceptance time not in the bulk data set
13F-HR 0001420506-25-000499 Quarter ended 2024-12-312025-02-14acceptance time not in the bulk data set
13F-HR 0001420506-24-002430 Quarter ended 2024-09-302024-11-14acceptance time not in the bulk data set
13F-HR 0001420506-24-001357 Quarter ended 2024-06-302024-08-12acceptance time not in the bulk data set
13F-HR 0001420506-24-000987 Quarter ended 2024-03-312024-05-15acceptance time not in the bulk data set
13F-HR 0001420506-24-000323 Quarter ended 2023-12-312024-02-14acceptance time not in the bulk data set
13F-HR 0001420506-23-002127 Quarter ended 2023-09-302023-11-14acceptance time not in the bulk data set
13F-HR 0001420506-23-001596 Quarter ended 2023-06-302023-08-14acceptance time not in the bulk data set
13F-HR/A 0001420506-23-001642 Quarter ended 2023-06-302023-08-14acceptance time not in the bulk data set
13F-HR 0001420506-23-001015 Quarter ended 2023-03-312023-05-12acceptance time not in the bulk data set
13F-HR 0001420506-23-000368 Quarter ended 2022-12-312023-02-13acceptance time not in the bulk data set
13F-HR 0001420506-22-002270 Quarter ended 2022-09-302022-11-14acceptance time not in the bulk data set
13F-HR 0001420506-22-001546 Quarter ended 2022-06-302022-08-12acceptance time not in the bulk data set
13F-HR 0001420506-22-000900 Quarter ended 2022-03-312022-05-13acceptance time not in the bulk data set
13F-HR 0001420506-22-000387 Quarter ended 2021-12-312022-02-14acceptance time not in the bulk data set
13F-HR 0001420506-21-001550 Quarter ended 2021-09-302021-11-12acceptance time not in the bulk data set
13F-HR 0001420506-21-001302 Quarter ended 2021-06-302021-08-16acceptance time not in the bulk data set
13F-HR 0001420506-21-000762 Quarter ended 2021-03-312021-05-17acceptance time not in the bulk data set
13F-HR 0001387131-21-002440 Quarter ended 2020-12-312021-02-16acceptance time not in the bulk data set