Among the companies with shares expected to actively trade in Tuesday's session are are Netflix Inc. (NFLX), Rent-A-Center Inc. (RCII), Veeco Instruments Inc. (VECO)

Netflix swung to a first-quarter profit as the movie-subscription company continued to add Internet subscribers and unveiled a plan that will allow users to simultaneously stream four videos. Shares jumped 25% after hours to $217.40 as per-share earnings topped the company's expectations.

Rent-A-Center's first-quarter profit fell 11% as core U.S. revenue declined at the provider of rent-to-own home merchandise. Shares slipped 6.6% to $33.55 in after-hours trading as the company also cut its full-year guidance.

Veeco Instruments said first-quarter business conditions were "extremely challenging" as system shipments and bookings continued to slide. But the LED supplier's shares rose 7.8% after hours to $34.75 as it forecast meaningfully higher bookings in the current quarter.

Illumina Inc. (ILMN) swung to a first-quarter loss on litigation-related charges that masked the gene-sequencing company's double-digit revenue growth. Shares were up 7.3% at $59.12 in after-hours trading as adjusted earnings and revenue topped expectations.

IBio Inc. (IBIO) said it plans to offer an undisclosed number of common stock and warrants. The biotechnology company, which had 47.8 million shares outstanding as of Feb. 19, plans to use proceeds for working capital, business development and other general corporate purposes. Shares slipped 2.2% to 47 cents after hours.

Swift Transportation Co.'s (SWFT) first-quarter earnings soared from a year earlier as the trucking company recorded a smaller loss on debt extinguishment and improved revenue in each of its operating segments. Shares jumped 6.8% to $14.49 in recent after-hours trading as adjusted earnings topped analyst expectations.

 
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ACE Ltd.'s (ACE) first-quarter earnings fell 2.1% as the global insurer posted weaker realized gains. However, per-share earnings significantly topped analysts' expectations.

Ameriprise Financial Inc.'s (AMP) first-quarter earnings rose 37% as the financial-services provider's wealth-management business reported strong inflows.

Blackstone Group (BX) said it will acquire Credit Suisse's (CS) secondary private-equity business that was put up for sale at the end of last year partly due to guidelines set by the Volcker Rule. Terms of the deal weren't disclosed.

Crane Co.'s (CR) first-quarter climbed 12% as the diversified manufacturer's operating margin improved, though revenue slipped.

ICU Medical Inc.'s (ICUI) first-quarter earnings rose 14% as the medical-products company's stronger margins offset lower revenue that was driven by declines at its infusion and oncology segments.

K12 Inc. (LRN) said Chief Financial Officer Harry T. Hawks plans to leave the online education company by the end of the fiscal year, after three years at the company.

Noble Energy Inc.'s (NBL) board has approved a two-for-one stock split as well as a 12% quarterly dividend increase, as the oil-and-gas explorer looks to boost shareholder value.

Packaging Corp. of America's (PKG) first-quarter profit more than tripled as the box maker posted higher containerboard and corrugated products prices and mix, resulting in record overall sales.

STMicroelectronics N.V.'s (STM, STM.MI, STM.FR) first-quarter loss narrowed, as the chipmaker pushed to offset heavy losses from its soon-to-be discontinued cellphone chip venture with Sweden's Ericsson.

Texas Instruments Inc. (TXN) continued a shift away from some mobile-chip markets in the first quarter, putting a squeeze on revenue while profits rose 37% on a one-time gain.

Volterra Semiconductor Corp.'s (VLTR) first-quarter profit fell 51% as the chip manufacturer recorded weaker margins.

Moody's Investors Service has upgraded Weyerhaeuser Co.'s (WY) credit rating by one notch, citing the forest-products company's improving operating and financial performance amid a pickup in U.S. housing activity.

Zions Bancorp's (ZION) first-quarter earnings rose 24% as the Utah-based regional lender continued to benefit from improving credit quality.

-Write to Nathalie Tadena at nathalie.tadena@dowjones.com

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