Originally Posted by
carleton
Try moving the saddle back some first before you buy a stem. I think that will give you the arm reach you want.
Make sure you lower the saddle a touch to keep the leg extension the same. When the saddle goes back, it also goes down.
The reason that I say this is because it seems that your knees are way past he pedal spindle. Not that knee over the spindle is the perfect way, but it seems that you way forward. A better photo of you on the bike will help.
Fuzzy photo gets you fuzzy suggestions