Docusign Inc. shares fell more than 7% in the extended session Thursday after the e-signature company topped consensus estimates for earnings and issued better-than-expected guidance. The company reported fourth-quarter net losses of $37.2 million, or 40 cents a share, compared with $6.4 million, or 18 cents a share, in the year-ago period. Adjusted for items such as stock-based compensation and taxes on employee stock transactions, among other things, earnings were 6 cents a share. Revenue rose to $199.7 million from $148.9 miillion in the year-ago period. Analysts surveyed by FactSet had estimated adjusted earnings of a penny a share on revenue of $193.7 million. For the first quarter, analysts model adjusted earnings of 4 cents a share on sales of $197.7 million. The company said it expects first-quarter revenue of $205 million to $210 million and full-year revenue of $910 million to $915 million. Analysts expect full-year revenue of $861.6 million. Docusign stock has fallen 7.4% in the past nine months, with the S&P 500 index rising 1%.