Updated from 1:20 p.m. EDT

Vyyo ( VYYO), a communications-equipment maker, jumped almost 13% Wednesday on word it will receive $35 million in new financing from Goldman Sachs ( GS).

Half of the unsecured note, which has a $10 per-share conversion price, will pay off pre-existing bonds held by Goldman. The other half will be used to speed deployment of the Norcross, Ga., company's spectrum overlay product (which boosts the bandwidth of existing cable-network infrastructure) and related services. Shares were gaining 97 cents to $8.44.

Industrial Services of America ( IDSA) catapulted 23% after the Louisville, Ky., company said it earned $730,000, or 20 cents a share, in the fourth quarter compared with 12 cents a share a year ago. IDSA, which sells waste- and recycling-management services, was up $1.35 to $7.22.

Micronetics ( NOIZ) said a major defense OEM (original equipment manufacturer) ordered an unspecified number of its voltage-controlled oscillators for use on dual-sensor handheld mine-detection systems. Terms weren't disclosed. Shares of the Hudson, N.H., company were leaping 73 cents, or 10%, to $8.01.

The Chinese government granted Origin Agritech ( SEED) around $1.1 million to build a hybrid-seed production facility near Beijing, construction for which should finish by year-end. Shares were rising 46 cents, or 5.3%, to $9.13.

Gaming Partners International ( GPIC) dropped after the Las Vegas-based outfit said it asked for a year-end filing extension from the Securities and Exchange Commission because it's currently evaluating accounting errors expected to result in "material weaknesses." Shares were sliding $2.51, or 12.2%, to $18.10.

CV Therapeutics ( CVTX) tumbled again after a Citigroup analyst cut the biotech company's rating to sell from hold, citing poor results from new-indication testing of its Ranexa drug, the complete results of which were publicized Tuesday. First Albany downgraded the Palo Alto, Calif., as well -- to neutral from strong buy. Deutsche Bank had slapped on a sell rating Monday. Shares were off 67 cents, or 8.4%, to $7.29.

More from Investing

Trump's 'Space Force' Could Launch a $1 Trillion Industry, Morgan Stanley Says

Trump's 'Space Force' Could Launch a $1 Trillion Industry, Morgan Stanley Says

Abiomed Stock Should Rise Some 12% From Here, Piper Jaffray Analyst Says

Abiomed Stock Should Rise Some 12% From Here, Piper Jaffray Analyst Says

Video: Here Is Why Carvana Isn't Worried About Amazon

Video: Here Is Why Carvana Isn't Worried About Amazon

Video: What Oprah's Content Partnership With Apple Means for the Rest of Tech

Video: What Oprah's Content Partnership With Apple Means for the Rest of Tech

REPLAY: Jim Cramer on the Markets, Oil, Starbucks, Tesla, Okta and Red Hat

REPLAY: Jim Cramer on the Markets, Oil, Starbucks, Tesla, Okta and Red Hat