Container Store Group Inc. shares rallied in the extended session Tuesday after the storage-organization systems retailer posted a narrower-than-expected loss for the first quarter.

After Hours

Container Store TCS, +8.76% shares jumped 7.1% to $18.75 on moderate volume after the company posted a quarterly loss of 11 cents a share, compared with the 13-cents-a-share loss expected from analysts surveyed by FactSet.