The ASX200 closed down 0.12% at 8,399 points.

The rapid rise of Chinese AI company DeepSeek has seen a broad sell off-off of technology, electricity, and data centre companies.

Discretionary was the best performing sector, up 1.6%, followed by Telecommunication, up 0.9%, and Health Care, up 0.5%.

Real Estate was the worst performing sector, down 3.2%, followed by Utilities, down 2.5%, and Energy, down 2.1%.

In the Green

Sigma Healthcare (ASX:SIG) closed up 12.2% on the news Chemist Warehouse delivered a 13% increase in total sales to a record of $5.15B. The company achieved sales growth of 10.3% over the prior period.

Sigma Healthcare wrapped up at $3.03.

Dropsuite (ASX:DSE) closed up 30.5% on news it will be acquired by NinjaOne. The deal will see NinjaOne buy 100% of Dropsuite’s shares at A$5.90 per share, valuing the company at approximately $420 million.

Dropsuite closed at $5.74.

Torque Metals (ASX:TOR) closed up 6.9% on news of a merger with Aston Minerals (ASX:ASO). The merger creates a diversified exploration company primarily focussed on gold.

Torque Metals closed at 6.2 cents.

In the Red

Nextdc(ASX: NXT) closed down 7.23% on the back of the rise of DeepSeek. The stock has soared close to 80% since November 2022, so many investors are still sitting on some healthy profits.

Nextdc finished at $14.75.

Goodman Group (ASX:GMG) closed down 8.2% as investors sell amid concerns over the AI boom. The company is investing heavily in data centres on expectations AI will cause a surge in demand for capacity. However, the rise of DeepSeek could see the anticipated demand for capacity dissipate.

Goodman Group closed at $35.00.

Bellevue Gold (ASX:BGL) closed down 1.3% after the release of the company’s quarterlies. Investors responded negatively to the report which included a downward revision of its full year guidance.

Bellevue Gold closed at $1.10.