Enter the bonus and its clause — see the repayment exposure at any point and the day it hits zero.
Leave today and you'd owe
—
| Already earned free-and-clear | — |
| Exposure drops per month (prorated) | — |
| Fully yours after | — |
Your agreement's exact words control — check whether it says gross or net, and whether layoffs are excluded. Not legal advice.
The clawback math
prorated: owed = bonus × (window − months served) ÷ window
cliff: owed = full bonus until the window closes, then $0
A sign-on bonus is really a loan that forgives itself over the window. The structure decides everything: prorated clauses melt at a predictable monthly rate; cliff clauses make month 11 of a 12-month window the most expensive possible time to get a better offer.
A worked example
$15,000 over 12 months, prorated, 7 months in: you'd owe $6,250 — and each additional month erases $1,250 of exposure. Under a cliff clause the same situation owes the full $15,000 until day 366. If a recruiter calls at month 10, that difference IS the negotiation: ask their sign-on to cover the number this page shows.
Timing a move around it
Stack the dates: clawback expiry, next 401(k) vesting cliff, bonus payment dates, and your notice math. Sliding a resignation eight weeks regularly saves five figures across those four clocks — the calendar is the most underrated negotiation tool employees have. Note the bonus hits your check after supplemental-wage withholding, so the gross you repay is more than you ever took home.
Frequently asked questions
Do I have to pay back a sign-on bonus if I quit?
If your agreement has a repayment clause and you leave inside its window (12 or 24 months are standard), generally yes — they're enforceable in most states. The two common structures: full repayment any time inside the window (cliff), or prorated by months served.
Do I repay the gross or net bonus?
Read the clause — many demand the GROSS amount even though you received it minus ~30-40% withholding, which makes leaving genuinely expensive. (You can often recover the tax side when repaying in a later year, but that's paperwork and timing pain.)
Can a clawback be negotiated?
Before signing, often: proration instead of cliff, net instead of gross, carve-outs for layoffs or role elimination (make sure THAT one is in there — being laid off and owing money back is the nightmare scenario the clause should exclude).
What if a new employer wants me before my clawback window ends?
Standard move: ask the new employer to cover the repayment in their sign-on. Recruiters see it weekly — it's a line item in the offer negotiation, not an awkward secret.