09:10 AM EDT, 05/15/2026 (MT Newswires) -- Technology stocks were falling premarket Friday, with the State Street Technology Select Sector SPDR Fund (XLK) down 2.2% and the State Street SPDR S&P Semiconductor ETF (XSD) 4.1% lower.

Taiwan Semiconductor Manufacturing (TSM) plans to sell a significant stake, comprising 152 million shares or around an 8.1% interest, in Vanguard International Semiconductor, the company said. Shares of Taiwan Semiconductor Manufacturing were down more than 2% pre-bell.

Sandisk (SNDK) is advising shareholders to reject an unsolicited mini-tender offer from Tutanota to purchase up to 100,000 shares of the company's common stock at $1,150 per share, the company said. Sandisk stock was down more than 2% premarket.

POET Technologies (POET) shares were down more than 14% after the company reported that it swung to a Q1 loss.