Your parents will get green cards (if they are allowed to readjust their status which I assume they are since your sister was able to). If you're under 21, I think you might. This might be one of those times to you know, talk to a real lawyer.
__________________
Late 40's Dreamer (Holy Fucking shit I'm almost 50 and still dealing with this), aged out of original DACA and didn't have a chance to apply for extended DACA after Republicans killed it on the vine.