01:53 PM EDT, 05/02/2025 (MT Newswires) -- Smart Digital Group ( SDM ) said late Thursday that it priced its initial public offering of 1.5 million ordinary shares at $4 apiece, targeting gross proceeds of $6 million. The shares began trading on the Nasdaq Capital Market on Friday under the "SDM" ticker symbol.

Shares of Singapore's digital marketing service provider was up 78% as intraday trading volume surged to more than 4.4 million.

Polyrizon ( PLRZ ) shares were 271% higher amid heavy trading after the biotech company late Thursday announced that it was pulling a 1-for-10 reverse stock split that it had announced earlier on the same day in a regulatory filing.

More than 291.3 million shares traded intraday compared with a daily average of about 372,000.

DexCom ( DXCM ) reported Q1 Revenue above analyst expectations and said its board approved a share repurchase program of up to $750 million.

Shares jumped 15%, with intraday trading volume at over 6.6 million compared with a daily average of about 4.3 million.

Price: 7.06, Change: +3.06, Percent Change: +76.50