YES! Because swing state polling shows Biden either tied or slightly losing to Trump when it’s just them, head to head.

But the same polling shows Biden losing by a wider margin if you include Kennedy, West, and Stein.

3rd party votes will only help Trump.

Example:

Michigan:
https://projects.fivethirtyeight.com/polls/president-general/2024/michigan/

Biden/Trump - 50/50
Biden/Trump/Kennedy/Stein/West - 41/43/5/1/1

Pennsylvania:
https://projects.fivethirtyeight.com/polls/president-general/2024/pennsylvania/

Biden/Trump - 46/46
Biden/Trump/Kennedy/West - 38/40/16/4

Wisconsin:
https://projects.fivethirtyeight.com/polls/president-general/2024/wisconsin/

Biden/Trump - 48/52
Biden/Trump/Kennedy/Stein/West - 40/43/6/1/1

Arizona:
https://projects.fivethirtyeight.com/polls/president-general/2024/arizona/

Biden/Trump - 42/46
Biden/Trump/Kennedy/West - 33/37/18/2