House of Doge (HODO) shares were up 74% pre-bell Friday following a 0.3% gain in the prior session.

Alaunos Therapeutics (TCRT) stock was 35% higher after SEC filings disclosed that Fairmount Funds has taken a 19.99% ownership stake in the combined company and plans to secure four of five board seats with shareholder approval.

Exascale Labs (XLAB) shares were up 20% after an SEC filing showed the company will supply NVIDIA (NVDA) GPU servers to Sunon in a deal with a contract value of roughly $8.2 million.

Netcapital (NCPL) stock was 19% higher, extending the 25% rise at Thursday's close.

Upstream Bio (UPB) shares were up 13%, rebounding from the 1.5% loss in the previous session.