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Disclosery

ENGINE NO. 1 LLC

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13F filer, CIK 1835549, San Francisco, CA

ENGINE NO. 1 LLC reported $55,146,380 across 4 holdings for the quarter ended 2025-06-30, in a 13F-HR filed 2025-08-14.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001420506-25-002032

Period
2025-06-30
Reported value
$55.1M
Holdings
4
Top 10 weight
100%
New
2
Sold out
2

Largest buys vs the previous quarter

SecurityShares changeApprox. value
VRTnew+122,000$15.7M
POWLadded+47,000$9.89M
HUBBnew+10,000$4.08M
ETNadded+8,600$3.07M

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
INTCexited-2,420,000-$55M
ARexited-138,000-$5.58M

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, Q2 2025

Share positions as resolved from 13F-HR 0001420506-25-002032, largest first. % of portfolio is the value over $55,146,380, 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; 2023Q3: restricted; 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 119,000$25M45.41%+47,000Timeline
VRTVERTIV HOLDINGS COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 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 122,000$15.7M28.41%newTimeline
ETNEATON CORP PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: not reported; 2024Q1: not reported; 2024Q2: not reported; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 20,400 shares; 2025Q2: 29,000 shares 29,000$10.4M18.77%+8,600Timeline
HUBBHUBBELL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 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 10,000$4.08M7.41%newTimeline

Sold out in Q2 2025

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

SecurityShares beforeValue beforeType
INTCINTEL CORP2,420,000$55Mshares
ARANTERO RESOURCES CORP138,000$5.58Mshares

How Q2 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 0001420506-25-002032 base2025-08-14acceptance time not in the bulk data set