README

Download this as a ZIP file, move the files so they line up in the proper places, then deploy.

force-app/main/default/classes/StockMarketSharesWrapper.cls
force-app/main/default/classes/StockMarketSharesWrapper.cls-meta.xml
force-app/main/default/lwc/wrapperList/wrapperList.html
force-app/main/default/lwc/wrapperList/wrapperList.js
force-app/main/default/lwc/wrapperList/wrapperList.js-meta.xml

Support for question https://salesforce.stackexchange.com/q/365372/2984

StockMarketSharesWrapper.cls

public with sharing class StockMarketSharesWrapper {
    
    @AuraEnabled(cacheable=true)

    public static List<Wrapper> getAllCompanys(){
   
       

        // Define the list
        List<Wrapper> com = new List<Wrapper>(); 


        // Create account sObjects
        Wrapper w = new Wrapper();
        w.Ticker = 'U';
        w.Name = 'Unity Software Inc';
        Wrapper w1 = new Wrapper();
        w1.Ticker = 'UAL';
        w1.Name = 'United Airlines Holdings, Inc.' ;
        Wrapper w2 = new Wrapper();
        w2.Ticker ='DAOOU' ;
        w2.Name = 'Crypto 1 Acquisition Corp Unit';
        Wrapper w3 = new Wrapper();
        w3.Ticker = 'GLLIU';
        w3.Name ='Globalink Investment Inc. Unit' ;

        // Add accounts to the list
        com.add(w);
        com.add(w1);
        com.add(w2);
        com.add(w3);

        return com;
    }

    public class Wrapper{

@AuraEnabled
public String Name {get; set;}
@AuraEnabled
public String Ticker {get; set;}

} 

}

StockMarketSharesWrapper.cls-meta.xml

<?xml version="1.0" encoding="UTF-8"?>
<ApexClass xmlns="http://soap.sforce.com/2006/04/metadata">
    <apiVersion>52.0</apiVersion>
    <status>Active</status>
</ApexClass>

wrapperList.html

<template>
    <lightning-datatable data={companys.data} columns={columns} key-field="Name">
    </lightning-datatable>
    <lightning-button label="Show Data" onclick={showData}></lightning-button>
</template>
  

wrapperList.js

import { wire, LightningElement } from 'lwc';
import getAllCompanys from '@salesforce/apex/StockMarketSharesWrapper.getAllCompanys';

export default class WrapperList extends LightningElement {
  @wire(getAllCompanys, {}) companys;
  columns = [{ label: 'Name', fieldName: 'Name' }, { label: 'Ticker', fieldName: 'Ticker' }]
}

wrapperList.js-meta.xml

<?xml version="1.0" encoding="UTF-8"?>
<LightningComponentBundle xmlns="http://soap.sforce.com/2006/04/metadata">
    <apiVersion>52.0</apiVersion>
    <isExposed>false</isExposed>
</LightningComponentBundle>