The gunfire detection technology provider floated in the middle of its range in a $30.8m IPO that gave an exit to Motorola Solutions Venture Capital.

PharmaCell, a spinout of Brightlands Maastricht Health Campus, has been acquired by Lonza.

Stapled peptide developer Aileron Therapeutics has filed for a $69m IPO that will allow Roche, Novartis, GlaxoSmithKline and Eli Lilly to exit.

Delivery Hero plans to issue almost $510m of shares in Germany and Luxembourg, while its largest shareholder, Rocket Internet, could sell the same number.

Grail, the Illumina spinout backed by Bristol-Myers Squibb, Celgene, Merck & Co, Johnson & Johnson, Varian, McKesson, Amazon and Tencent, has agreed to merge with Cirina.

The Pfizer and Takeda-backed breast cancer therapy developer has filed to raise $75m in an initial public offering that follows some $130m in equity financing.

CAA Ventures-backed Sprig, an online food delivery service, has wound down.

Nxt-ID has purchased Fit Pay, providing an exit to Giesecke & Devrient.

The deal, valued at up to $14bn, has fallen through after SoftBank failed to secure the backing of enough Intelsat creditors.