The S&P/ASX 200 Index (ASX: XJO) wobbled into this week before ultimately closing higher. In fact, it posted its highest close since April 2022, lifting 0.07% to reach 7,457.3 points.
It followed a strong Friday's trade on Wall Street, led by the tech-heavy Nasdaq Composite Index (NASDAQ: .IXIC)'s 2.7% gain.
Perhaps it's no surprise then, that the S&P/ASX 200 Information Technology Index (ASX: XIJ) led the way on the Aussie bourse. It gained 1.3% today with Block Inc (ASX: SQ2) shares posting their biggest increase, rising 6%.
The S&P/ASX 200 Energy Index (ASX XEJ) also outperformed, gaining 0.9% after oil prices closed last week on a high.
Brent crude oil rose 1.7% to trade at US$87.63 a barrel while US Nymex crude increased 1.2% to US$81.31 a barrel.
On the other hand, the S&P/ASX 200 Health Care Index (ASX: XHJ) lost ground today, falling 0.2% as Fisher & Paykel Healthcare Corp Ltd (ASX: FPH) handed back some of Friday's gains.
So, having browsed how the ASX 200 broadly performed today, let's dive into its top 10 biggest gainers.
Top 10 ASX 200 shares countdown
Today's top-performing ASX 200 stock was Karoon Energy Ltd (ASX: KAR). It lifted 7.4% to close at $2.32 after announcing a 23% increase in reserves at its wholly-owned Santos Basin concession.
These shares made today's biggest gains:
| ASX-listed company | Share price | Price change |
| Karoon Energy Ltd (ASX: KAR) | $2.32 | 7.41% |
| Liontown Resources Ltd (ASX: LTR) | $1.47 | 6.91% |
| Pilbara Minerals Ltd (ASX: PLS) | $4.83 | 6.15% |
| Block Inc (ASX: SQ2) | $108.51 | 6.07% |
| Novonix Ltd (ASX: NVX) | $1.85 | 6.02% |
| Core Lithium Ltd (ASX: CXO) | $1.115 | 5.69% |
| Allkem Ltd (ASX: AKE) | $13.34 | 4.22% |
| Nickel Industries Ltd (ASX: NIC) | $1.12 | 3.23% |
| ARB Corporation Limited (ASX: ARB) | $29.51 | 3.22% |
| IGO Ltd (ASX: IGO) | $15.16 | 3.06% |
Our top 10 shares countdown is a recurring end-of-day summary to let you know which companies were making big moves on the day. Check in at Fool.com.au after the weekday market closes to see which stocks make the countdown.
