Parkinson's disease treatment company Civitas has been bought by Acorda for $525m, weeks after it raised a $55m series C round and filed for an IPO.

WPP-backed analytics software company Visible Technologies has been acquired by public relations technology firms Vocus and Cision after raising $30m in funding.

The Johnson & Johnson-backed Switzerland-based protein developer is looking to go public after raising almost $60m in equity funding.

The venture firm would raise the sum, which effectively doubles the expected size of the IPO, if it floats at the mid-point of its range.

Otter, backed by AT&T and The Chernin Group, has bought Fullscreen Media, allowing Qualcomm to exit while WPP stays on as a shareholder.

The corporate-backed fund has had a busy week, as it provided early-stage funding, while also existing through a buyback and an acquisition.

Mobile payments company Monitise has seen its shares tumble after Visa, the fourth largest shareholder in the company, announced plans to reduce its interest.

Yahoo ended up securing $9.5bn in the offering, which broke the record previously held by Agricultural Bank of China.

Pharmaceutical company UCB will buy additional shares in the offering as Dermira, which is also backed by Maruho, seeks to raise funds for product development.

The online fashion brand, backed by Tengelmann, Holtzbrinck and Anders Holch Povlsen, will use the proceeds to support growth.