The S&P/ASX 200 Index (ASX: XJO) started the week out on the wrong foot, falling 0.22% to close at 7,263.3 points.
It followed a similar slump on Wall Street on Friday. Major New York-based indices slipped between 0.1% and 0.3% amid news negations on boosting or removing the United States' debt ceiling stalled, as Reuters reports.
The S&P/ASX 200 Real Estate Index (ASX: XRE) and the S&P/ASX 200 Financials Index (ASX: XFJ) were among today's worst-performing sectors, falling 0.7% and 0.6% respectively.
But not all was bad on the bourse. The S&P/ASX 200 Energy Index (ASX: XEJ) gained 1% while the S&P/ASX Information Technology Index (ASX: XIJ) jumped 1.5%.
So, with all that in mind, let's take a look at the top-performing ASX 200 shares today.
Top 10 ASX 200 shares countdown
The biggest gain on the index today was posted by BrainChip Holdings Ltd (ASX: BRN).
The ASX 200 stock rose 8.5% to close Monday's session at 51 cents, despite no news having been released by the AI technology company.
These shares made today's biggest gains:
| ASX-listed company | Share price | Price change |
| BrainChip Holdings Ltd (ASX: BRN) | $0.51 | 8.51% |
| Kelsian Group Ltd (ASX: KLS) | $6.79 | 3.35% |
| Nanosonic Ltd (ASX: NAN) | $5.40 | 2.86% |
| WiseTech Global Ltd (ASX: WTC) | $73.01 | 2.54% |
| Sims Ltd (ASX: SGM) | $14.91 | 2.33% |
| Sayona Mining Ltd (ASX: SYA) | $0.235 | 2.17% |
| Santos Ltd (ASX: STO) | $7.38 | 1.93% |
| NIB Holdings Limited (ASX: NHF) | $8.29 | 1.59% |
| Beach Energy Ltd (ASX: BPT) | $1.395 | 1.45% |
| Xero Limited (ASX: XRO) | $109.50 | 1.39% |
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.
