[Updated May 25, 2013.] Gross insider activity in OSIS stock has totaled $56,430 over the past 30 days, composed entirely of disposals. On a net basis, insiders have been net sellers of Osi Systems shares in the past 30 days, to the tune of $56,430, or 0.0049% of the company's market capitalization. This compares to monthly averages of $813,191 and $813,191 for gross and net insider activity, respectively, over the past year.

The last reported insider transaction was filed on April 26, when Manoocher M. Aliabadi, an officer of the firm sold a net 1,000 shares worth a total of $56,430.

OSIS does business in the Technology sector. Industry peers include Netgear (NTGR), Pmc - Sierra (PMCS), and Synchronoss Technologies (SNCR).Activity in Osi Systems shares is extremely high as a share of market capitalization relative to sector peers that have also experienced insider activity in the past 30 days. This is consistent with relative activity measured over the past 12 months.

Osi Systems operates in the Semiconductor Equipment & Materials sub-sector, and competes with firms such as Entegris (ENTG), Tessera Technologies (TSRA) and Ixia (XXIA). Activity in Osi Systems shares is extremely high as a share of market capitalization relative to sector peers that have also experienced insider activity in the past 30 days. This is consistent with relative activity measured over the past 12 months.