conglomerate with holdings in disposable medical products, electrical components and other fields, said yesterday it will split its stock two shares for one.

Under a two-for-one split, the number of shares is doubled, but the value of each share is halved.

Tyco, which is based in Hamilton, Bermuda but managed from Exeter, New Hampshire, said the split will occur October 21 for shareholders as of October 1.

In morning trading, Tyco International shares were up 1.3 percent, or $1.311 , at $102.50, on the New York Stock Exchange.

Tyco also yesterday reported fiscal third-quarter earnings of 84 cents a share, beating out Wall Street's expectations, which were of 79 cents.