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4D Advisors, LLC

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13F filer, CIK 1938268, REDONDO BEACH, CA

4D Advisors, LLC reported $157,776,472 across 34 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-15. Its ten largest share positions make up 43.6% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001938268-26-000003

Period
2026-03-31
Reported value
$158M
Holdings
34
Top 10 weight
43.6%
New
17
Sold out
20

Largest buys vs the previous quarter

SecurityShares changeApprox. value
WMnew+40,000$9.19M
JBHTnew+40,000$8.48M
ODFLnew+40,000$7.82M
PRnew+300,000$6.4M
ICHRnew+100,000$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
FICOexited-4,000-$6.76M
CALXexited-115,000-$6.09M
ACVAexited-750,000-$6.01M
SGHCexited-500,000-$5.97M
DAVEexited-25,000-$5.54M

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 0001938268-26-000003, largest first. % of portfolio is the value over $157,776,472, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
WMWASTE MGMT INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 40,000 shares; 2025Q1: 62,500 shares; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 40,000 shares 40,000$9.19M5.83%newTimeline
APEIAMERICAN PUB ED INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: 135,000 shares; 2025Q2: 285,000 shares; 2025Q3: 265,000 shares; 2025Q4: 175,000 shares; 2026Q1: 150,000 shares 150,000$8.53M5.41%-25,000Timeline
JBHTHUNT J B TRANS SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 40,000 shares 40,000$8.48M5.37%newTimeline
ODFLOLD DOMINION FREIGHT LINE INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 40,000 shares 40,000$7.82M4.95%newTimeline
PRPERMIAN RESOURCES CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 300,000 shares 300,000$6.4M4.05%newTimeline
ONTOONTO INNOVATION INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 25,000 shares; 2025Q1: not reported; 2025Q2: 30,000 shares; 2025Q3: 70,000 shares; 2025Q4: 30,000 shares; 2026Q1: 30,000 shares 30,000$6.15M3.9%0Timeline
COHUCOHU INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 100,000 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 200,000 shares; 2026Q1: 185,000 shares 185,000$5.66M3.59%-15,000Timeline
TPBTURNING PT BRANDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: 95,000 shares; 2025Q2: 222,000 shares; 2025Q3: 100,000 shares; 2025Q4: 115,000 shares; 2026Q1: 65,000 shares 65,000$5.64M3.58%-50,000Timeline
FIXCOMFORT SYS USA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 8,500 shares; 2025Q1: 10,000 shares; 2025Q2: 7,500 shares; 2025Q3: 5,000 shares; 2025Q4: 5,000 shares; 2026Q1: 4,000 shares 4,000$5.52M3.5%-1,000Timeline
FSSFEDERAL SIGNAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 50,000 shares; 2025Q1: 45,000 shares; 2025Q2: 80,000 shares; 2025Q3: 55,000 shares; 2025Q4: 70,000 shares; 2026Q1: 50,000 shares 50,000$5.41M3.43%-20,000Timeline
CWSTCASELLA WASTE SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 95,000 shares; 2026Q1: 65,000 shares 65,000$5.16M3.27%-30,000Timeline
AEISADVANCED ENERGY INDSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 22,500 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 15,000 shares; 2026Q1: 15,000 shares 15,000$4.84M3.07%0Timeline
UCTTULTRA CLEAN HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 135,000 shares; 2026Q1: 75,000 shares 75,000$4.66M2.96%-60,000Timeline
ICHRICHOR HOLDINGSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 100,000 shares 100,000$4.66M2.95%newTimeline
MRTNMARTEN TRANS LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 350,000 shares 350,000$4.6M2.91%newTimeline
MPWRMONOLITHIC PWR SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 8,500 shares; 2025Q1: 3,000 shares; 2025Q2: 11,000 shares; 2025Q3: 6,500 shares; 2025Q4: 4,000 shares; 2026Q1: 4,000 shares 4,000$4.37M2.77%0Timeline
AXONAXON ENTERPRISE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 15,000 shares; 2025Q1: 16,000 shares; 2025Q2: 12,500 shares; 2025Q3: 12,500 shares; 2025Q4: 12,500 shares; 2026Q1: 10,000 shares 10,000$4.25M2.69%-2,500Timeline
MYRGMYR GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 15,000 shares 15,000$4.23M2.68%newTimeline
KNFKNIFE RIVER CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 100,000 shares; 2025Q1: 55,000 shares; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 50,000 shares; 2026Q1: 50,000 shares 50,000$4.08M2.59%0Timeline
KLICKULICKE & SOFFA INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 60,000 shares 60,000$3.94M2.5%newTimeline
XPOXPO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 20,000 shares 20,000$3.89M2.47%newTimeline
CECOCECO ENVIRONMENTAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 65,000 shares 65,000$3.87M2.45%newTimeline
KNXKNIGHT-SWIFT TRANSN HLDGS INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 75,000 shares; 2026Q1: 65,000 shares 65,000$3.74M2.37%-10,000Timeline
CVLGCOVENANT LOGISTICS GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 135,000 shares 135,000$3.67M2.32%newTimeline
POWLPOWELL INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 6,500 shares 6,500$3.52M2.23%newTimeline
AEBIAEBI SCHMIDT HLDG AGQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 350,000 shares 350,000$3.4M2.15%newTimeline
BHEBENCHMARK ELECTRS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 60,000 shares 60,000$3.36M2.13%newTimeline
CSLCARLISLE COS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 20,000 shares; 2026Q1: 10,000 shares 10,000$3.34M2.11%-10,000Timeline
SHLSSHOALS TECHNOLOGIES GROUP INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 500,000 shares 500,000$3.29M2.09%newTimeline
NEMNEWMONT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 100,000 shares; 2025Q3: 75,000 shares; 2025Q4: 50,000 shares; 2026Q1: 30,000 shares 30,000$3.25M2.06%-20,000Timeline
CACICACI INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 5,500 shares 5,500$2.99M1.9%newTimeline
BOOTBOOT BARN HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 35,000 shares; 2025Q1: 20,000 shares; 2025Q2: 25,000 shares; 2025Q3: 35,000 shares; 2025Q4: 20,000 shares; 2026Q1: 20,000 shares 20,000$2.93M1.86%0Timeline
CELHCELSIUS HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: 150,000 shares; 2025Q2: 175,000 shares; 2025Q3: 150,000 shares; 2025Q4: 140,000 shares; 2026Q1: 75,000 shares 75,000$2.66M1.69%-65,000Timeline
FANGDIAMONDBACK ENERGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,422 shares 1,422$281K0.18%newTimeline

Sold out in Q1 2026

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

SecurityShares beforeValue beforeType
FICOFAIR ISAAC CORP4,000$6.76Mshares
CALXCALIX INC115,000$6.09Mshares
ACVAACV AUCTIONS INC750,000$6.01Mshares
SGHCSUPER GROUP SGHC LIMITED500,000$5.97Mshares
DAVEDAVE INC25,000$5.54Mshares
UTIUNIVERSAL TECHNICAL INST INC175,000$4.57Mshares
LINCLINCOLN EDL SVCS CORP185,000$4.47Mshares
DINDINE BRANDS GLOBAL INC135,000$4.34Mshares
KAIKADANT INC15,000$4.28Mshares
NENOBLE CORP PLC150,000$4.24Mshares
NSSCNAPCO SEC TECHNOLOGIES INC100,000$4.17Mshares
ONON SEMICONDUCTOR CORP75,000$4.06Mshares
ESTAESTABLISHMENT LABS HLDGS INC55,000$4.01Mshares
RAMPLIVERAMP HLDGS INC135,000$3.96Mshares
PWRQUANTA SVCS INC8,500$3.59Mshares
TRNSTRANSCAT INC60,000$3.4Mshares
MEIMETHODE ELECTRS INC500,000$3.32Mshares
LOVELOVESAC CO200,000$2.95Mshares
BBSIBARRETT BUSINESS SVCS INC75,000$2.72Mshares
PALPROFICIENT AUTO LOGISTICS IN200,000$1.93Mshares

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 0001938268-26-000003 base2026-05-15acceptance time not in the bulk data set