Tom Sieber is AJ Bell's Content Editor. He was previously the Editor of Shares Magazine. He has been with the business since 2012.
Tom is a regular contributor to the AJ Bell Money & Markets podcast and a stock market analyst for AJ Bell. He has also chaired and presented at various AJ Bell events – both online and in person.
Covering a variety of different sectors including resources and media, he has been a journalist for nearly two decades and has written about investing since 2007. Tom has a degree in History from Bristol University and a post-graduate diploma in Print Journalism from the University of Central Lancashire.
He has an interest in politics and economics that can be traced back to trip to the UN headquarters in New York as a UN Young Ambassador at 16, and is passionate about demystifying the financial markets and providing genuinely useful insights to help people with their investing.
Outside of work, Tom is a keen runner, although his days of completing half marathons and marathons may be behind him! He's also a big cinema fan.
7 November 2025
What's really in your ETF? Here’s how to find outMost of the time when you buy an exchange traded fund (ETF), you're just looking to match the return from a particular part of the market. They are a type of tracker fund which, as their name suggests, trade on a stock exchange and seek to mirror the returns from a certain index.
Sounds simple and, in practice it usually is, but it’s still...
6 November 2025
Active vs passive investing – what’s the difference?There are two main ways of investing in the market through funds – one is described as active, and the other is known as passive.
8 October 2025
How does your Lifetime ISA match up to the average UK house deposit?The Lifetime ISA has transformed the way many people take their first step on the housing ladder. According to HMRC, 56,900 account holders withdrew cash from their Lifetime ISA to purchase their first home in the 2023/24 tax year, with the average value of withdrawals up 8% year-on-year to just short of £15,000.
Lifetime ISA recapThe Lifetime ISA...
16 May 2025
Surprise 90-day trade truce sparks tech rallyA surprise 90-day trade war truce between the US and China and walkdown on tariffs (12 May) put a rocket under stocks this week, sending the benchmark S&P 500 index up 4.5%.
Technology stocks led the gains with the Nasdaq Composite index gaining more than 6% on the week despite bonds selling off with the 10-year treasury yield briefly climbing...
25 April 2025
Google parent Alphabet shines brightly in a volatile week for US marketsThe US markets have come full circle thanks to several U-turns from the Trump administration on tariffs and its attacks on US Fed chair Jerome Powell.
Over the past three trading sessions, the tech-heavy Nasdaq index has soared more than 8%, the S&P 500 by a little more than 6% and the Dow Jones Industrial Average Index by more than 5%.
These gains...
17 April 2025
US markets remain choppy amid tariff uncertainty, Nvidia faces export controls hitThe US market continued to endure volatility amid the unpredictable trade policy of the Trump administration.
After bouncing back with a real bang last week on news of a 90-day pause on most reciprocal tariffs, stocks were once again on the back foot as the trade war between the US and China showed little sign of dampening down. Though hopes of...
21 March 2025
US tech slide continues as rates held, Nike turnaround marathon not a sprintFor a change the main talking point in markets this week wasn’t tariffs, trade wars or Donald Trump, but the Federal Reserve, which met on Wednesday to decide whether or not to cut interest rates.
The outcome was a formality with the Fed holding its policy rate in the range of 4.25% to 4.5%, which was no surprise to anybody, but the main message...
14 March 2025
US stocks enter ‘correction’ territory while Tesla crashesAnother turbulent week on Wall Street saw one trillion dollars wiped off the value of the Nasdaq 100 on Monday (10 March), with the index registering its biggest one-day fall since October 2022, while the S&P 500 suffered its worst fortnight in two years with back-to-back weekly losses of more than 3%, entering ‘correction’ territory.
Markets...
7 March 2025
Tariffs spark tech sell-off as Klarna plots $15 billion IPOInvestors on Wall Street were affected by uncertainty over president Donald Trump’s trade policy this week.
After initially announcing immediate broad-based tariffs on neighbouring countries Canada and Mexico, exemptions for carmakers were introduced before other industries were given respite amid suggestions tariffs could be rolled back entirely.
...
28 February 2025
US markets slump on Nvidia and tariff threatIt was a tough week for US markets and technology stocks in particular as concern about tariffs mounted and Nvidia's latest earnings failed to impress.
Big losses for the Nasdaq Composite put the tech-heavy index in the red for the year, while the Dow Jones Industrial Average, which has a lower weighting towards the sector, traded only modestly...
