Grahm trailed 1-0 after 5.10 of the second period, played by Michaela Cava and Melissa Samoskevich, and then saw Katerina Mrazova increase the lead before Lara Stadler put 3-0 in the empty cage with 2.05 left to play.
Djurgården clinched the season's other three points via the 2–0 victory at home against Leksand. Andrea Dalen and Sarah Bujold set the goals.
HV71 tops the SDHL table, followed by Brynäs and SDE.