MassINC polled this race:
April 7-11
552 registered voters
19% Michelle Wu
18% Kim Janey (inc.)
6% Annissa Essaibi George
4% Andrea Campbell
3% John Barros
3% Jon Santiago
46% Don’t know / undecided
1% Refused
Favorables:
Marty Walsh: 59/20 (+39)
Kim Janey: 34/5 (+29)
Michelle Wu: 47/11 (+36)
Andrea Campbell: 26/6 (+20)
Jon Santiago: 13/5 (+8)
Annissa Essaibi George: 27/5 (+22)
John Barros: 17/6 (+11)
https://d279m997dpfwgl.cloudfront.net/wp/2021/04/topline-wed-am.pdf
Only 39% of people polled have an opinion of Janey, which I find pretty interesting.