Earnings I can't assess Nelson's BlackBerry Limited earnings without more information. BlackBerry Limited (formerly Research In Motion Limited) went public in 1999 under the symbol RIM. In 2013, the company changed its name to BlackBerry Limited. It's possible you might be referring to an investor named Nelson who owns shares in BlackBerry Limited.
If you're interested in BlackBerry Limited's earnings, you can find them on their investor relations website or through financial news services.