Bank investors looked askance at HSBC as the villain of the piece on Tuesday, while food retailers were led higher by star baker Greggs and encouraging economic data.
On a pretty uninspiring day for London stocks, the tobacco and pharma sectors were among those holding back gains.
The software & computer services sector was top dog on Thursday while industrial metals and health care were sick as dogs.
The automobiles and parts sector was driving gains on Tuesday, while certain utilities were higher as another energy supplier lifted prices.
Retailers provided perhaps a surprising thrust on Monday, with only four sectors in negative territory.
The auto sector and financials were the main brakes on the market as the week came to an end, while there were gains for bigger pharma and some larger housebuilders.
Only a few sectors were in positive territory on Thursday after the Bank of England and the European Commission both cut growth forecasts for the next two years.
Media, drinks, tobacco and personal goods were the sectors in the red on Wednesday, as the FTSE 100 slipped back but its smaller sibling continued to climb with help from housebuilders, challenger banks and construction materials.
Large defensive companies enjoyed the best of the global rally on Tuesday, while the automobiles & parts sector was one of the few fallers.
Tobacco and mining sectors weighed on the FTSE 100 on Monday, while oil producers and drinks were on the up.
Construction materials and personal goods were up on Friday, while banks and financial services were only flattish despite a key deal between UK and European Union regulators agreeing a pact to cushion the impact of a potential no-deal Brexit.
Various commodities-focused sectors and drinks compnies were bubbling up on Thursday, while personal goods and banks kept a lid on things.
Tobacco, mining and travel stocks were the apple of investors' eyes on Wednesday, while utilities were mixed.
Tobacco blazed the trail on Tuesday, with London's heavyweight sectors all moving higher amid the risk-on mood, which saw industrial transportation the only big loser.
Oil companies, tobacco and banks marched London's benchmarks lower on Monday, while real estate had a buoyant day and miners were notably mixed.
Miners were the standout gainers on Friday, with electronics and electrical equipment, while mobile telecoms and utilities were losing out.
Mobile telecoms and the pharma sector were two weights around the neck on Thursday, while most of the mid-sized housebuilders were down but not the larger players.
Automobiles, construction groups and aerospace were the big fallers on Wednesday, while domestic focused sectors were on the up.
On Tuesday, resources stocks and banks dragged down the London benchmarks, while retailers reversed their losses from the previous session.