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Oklahoma vs Michigan RSU Tax

Oklahoma withholds $125 more state tax than Michigan on $50,000 RSU vest (100 shares × $500 FMV) with $150,000 other annual income (flat supplemental method).

By Sammy S. · Founder · AuthorUpdated for 2026

Key finding

Oklahoma withholds more state tax

$125 more state tax — net gap ~$125 ($33,886 vs $34,011).

Side-by-side RSU withholding scoreboard

Oklahoma

$2,250

4.5% state

Total withheld
$16,114
Net RSU
$33,886
Federal + FICA
$13,864
Rank
#27
Oklahoma profile →

Michigan

$2,125

4.25% state

Total withheld
$15,989
Net RSU
$34,011
Federal + FICA
$13,864
Rank
#30
Michigan profile →

Total withholding gap: $125 (state drives most of the difference).

Key takeaways — Oklahoma vs Michigan RSU tax

  • Oklahoma withholds about $125 more state tax ($2,250 vs $2,125).
  • Oklahoma: 4.5% (Published flat supplemental). Michigan: 4.25% (Published flat supplemental).
  • Federal withholding is $11,000 in both states on this vignette (22% flat per IRS Pub. 15); FICA is $2,864 each.
  • Oklahoma ranks #27; Michigan ranks #30 (#1 = highest state withholding).
  • Model custom RSU vests at /rsu-tax-calculator.

Rule contrast — Oklahoma vs Michigan

TopicOklahomaMichigan
Withholding methodPublished flat supplementalPublished flat supplemental
Supplemental rate4.5%4.25%
Vignette state tax$2,250$2,125
Vignette federal + FICA$11,000 + $2,864$11,000 + $2,864
Vignette total withheld$16,114$15,989
Vignette net$33,886$34,011
Rank (curated)#27#30

State withholding and net at different RSU sizes

$150,000 other annual income; engine flat supplemental method. State gap is state tax only; net is after-tax share value after sell-to-cover.

RSUOklahoma stateMichigan stateState gapOK netMI net
$15,000$675$637.50$37.50$9,877.50$9,915
$50,000$2,250$2,125$125$33,886$34,011
$100,000$4,500$4,250$250$69,461$69,711
$250,000$11,250$10,625$625$176,186$176,811

How to read this page

Oklahoma vs Michigan RSU tax in 2026

This page compares state supplemental withholding for Oklahoma (OK) and Michigan (MI) on $50,000 RSU vest (100 shares × $500 FMV) with $150,000 other annual income (flat supplemental method), calculated from our engine (same engine as the RSU vest calculator).

Oklahoma is higher by about $125 in state tax alone; net take-home favors Michigan by about $125.

Published state supplemental withholding at 4.5% on RSUs and other supplemental wages.

Published state supplemental withholding at 4.25% on RSUs and other supplemental wages.

How each state’s rate works

Oklahoma (Published flat supplemental): about 4.5% → $2,250 on the vignette.

Michigan (Published flat supplemental): about 4.25% → $2,125 on the vignette.

Official state agencies for this pair only are linked in the sources section — not every state in the hub.

Federal and FICA are the same on this vignette

Both states withhold $11,000 federal income tax under the Pub. 15 flat method (22% on $50,000).

FICA is $2,864 in each (Social Security + Medicare on this YTD/RSU pair). The take-home gap is almost entirely state supplemental withholding.

Above $1M supplemental wages with one employer, federal withholding uses 37% on the excess — still the same rule in both states.

Same RSU vests, different state tax

The ladder recomputes engine results at $15k–$250k RSU vests with $150,000 other annual income.

When both sides use flat (or flat-PIT proxy) rates, the dollar gap scales roughly with RSU size.

Signing-RSU negotiations should still include regular wage tax and cost of living — not supplemental withholding alone.

What this comparison excludes

Local city taxes (NYC, Philly wage tax, Ohio municipalities) are not included.

Aggregate-method stubs can differ from the flat-percentage estimates shown here.

Final Form 1040 liability depends on annual brackets, deductions, and credits — withholding is a prepayment.

Who this Oklahoma vs Michigan comparison helps

Useful if…

  • •Candidates weighing Oklahoma vs Michigan offers with cash RSU vests
  • •Payroll comparing multi-state supplemental setup
  • •Editors quantifying high-tax vs no-tax state gaps

Use official tools if…

  • •Local city taxes (NYC, Philly, Ohio municipalities)
  • •Aggregate-method stubs that differ from flat rates
  • •Year-end true-up if federal 22% under-withholds

Oklahoma vs Michigan checklist

Before treating the withholding gap as a job or relocation decision.

  1. 1Confirm Oklahoma and Michigan supplemental rules with each revenue department.
  2. 2Ask which withholding method payroll uses (flat vs aggregate).
  3. 3Check the RSU vest ladder for your award size.
  4. 4Open /rsu-tax-by-state/oklahoma and /rsu-tax-by-state/michigan for full profiles.
  5. 5Run both scenarios in /rsu-tax-calculator.

Vignette net: $33,886 (OK) vs $34,011 (MI).

What the state gap means

Flat supplemental rates differ by state; federal 22% and FICA rules are the same. Withholding is not your final tax bill when you file.

Limits of this comparison

NYC/local taxes, aggregate-method withholding, and equity vest timing are not modeled. Use the RSU calculator for custom vest amounts and other income.

Oklahoma vs Michigan RSU tax FAQs

Oklahoma withholds about $125 more in state tax ($2,250 vs $2,125).

No on this vignette — both use the flat 22% federal supplemental method plus the same FICA rules. The gap is almost entirely state supplemental withholding.

Oklahoma: 4.5%. Michigan: 4.25%.

Michigan, by about $125.

No. This comparison is state supplemental withholding plus federal and FICA only.

Not on this vignette. Both use 22% flat federal supplemental withholding ($11,000) plus the same FICA rules.