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IES Holdings, Inc.

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13F filer, CIK 1048268, Houston, TX

IES Holdings, Inc. reported $213,982,826 across 13 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-15. Its ten largest share positions make up 90.14% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001048268-26-000102

Period
2026-03-31
Reported value
$214M
Holdings
13
Top 10 weight
90.14%
New
1
Sold out
1

Largest buys vs the previous quarter

SecurityShares changeApprox. value
CECOadded+285,095$17M
AMTnew+97,500$16.8M
NXadded+611,133$11M
RNGRadded+609,095$10.4M
UISadded+2,068,062$4.28M

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
FETreduced-319,166-$18.7M
ARreduced-380,768-$16.2M
RRCreduced-228,118-$10.3M
GIFIexited-565,886-$6.77M
CTRAreduced-135,000-$4.74M

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 0001048268-26-000102, largest first. % of portfolio is the value over $213,982,826, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
CECOCECO ENVIRONMENTAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 283,432 shares; 2026Q1: 568,527 shares 568,527$33.9M15.83%+285,095Timeline
RNGRRANGER ENERGY SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 1,087,343 shares; 2026Q1: 1,696,438 shares 1,696,438$29.1M13.59%+609,095Timeline
CTRACOTERRA ENERGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 710,000 shares; 2026Q1: 575,000 shares 575,000$20.2M9.44%-135,000Timeline
RESRPC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 2,600,000 shares; 2026Q1: 2,511,895 shares 2,511,895$17.8M8.31%-88,105Timeline
AMTAMERICAN TOWER CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 97,500 shares 97,500$16.8M7.86%newTimeline
MGMISTRAS GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 1,079,841 shares; 2026Q1: 1,120,545 shares 1,120,545$16.6M7.74%+40,704Timeline
MTWMANITOWOC CO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 1,225,000 shares; 2026Q1: 1,362,485 shares 1,362,485$15.9M7.42%+137,485Timeline
NXQUANEX BLDG PRODS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 250,036 shares; 2026Q1: 861,169 shares 861,169$15.5M7.23%+611,133Timeline
ARANTERO RESOURCES CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 705,768 shares; 2026Q1: 325,000 shares 325,000$13.8M6.45%-380,768Timeline
RRCRANGE RES CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 525,000 shares; 2026Q1: 296,882 shares 296,882$13.4M6.27%-228,118Timeline
FETFORUM ENERGY TECHNOLOGIES INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 544,166 shares; 2026Q1: 225,000 shares 225,000$13.2M6.17%-319,166Timeline
UISUNISYS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 1,171,938 shares; 2026Q1: 3,240,000 shares 3,240,000$6.71M3.13%+2,068,062Timeline
TISITEAM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 75,002 shares; 2026Q1: 75,002 shares 75,002$1.2M0.56%0Timeline

Sold out in Q1 2026

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

SecurityShares beforeValue beforeType
GIFIGULF ISLAND FABRICATION INC565,886$6.77Mshares

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 0001048268-26-000102 base2026-05-15acceptance time not in the bulk data set