Who is they in the following sentence?

Seagate recently announced to their investors that production will not go back to normal until the end of 2012, so they may end up selling their stock.

OPTIONS:
- Seagate
- their investors
their investors
Vilka är de i följande mening? Seagate meddelade nyligen sina investerare att produktionen inte kommer att återgå till det normala förrän i slutet av 2012, så de kan sluta sälja sina aktier. ALTERNATIV: - Seagate - deras investerare
Who are they in the following sentence? Seagate recently announced to their investors that production will not return to normal until the end of 2012, so they can stop selling their shares. OPTIONS: - Seagate - their investors
sina investerare
their investors