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Business Day Calculator

120 Business Days Ago

120 business days ago (October 14, 2026) is:

Wednesday, April 22, 2026

That is 175 calendar days, skipping 50 weekend days and 5 US federal holidays.

Based on US federal holidays. Use the calculator below to change country.

Step back 120 business days from today, skipping weekends and US federal holidays, and you get the date above. The useful version of this question is usually about the start of a period that has already run: when a notice arrived, when goods were delivered, whether an event still sat inside a window that has since closed. The result card adjusts to your local calendar once the page loads, and the calculator below lets you replace today with whatever fixed date you are working back from.

A hundred and twenty business days back is twenty-four work weeks, close to half a working year. At this distance the number that matters is rarely the count itself but the date it lands on, because half-year windows are where a small error at the start becomes a large one at the end. The forward page is 120 business days from today.

The federal 120 that is checked in reverse

Securities law contains a hundred-and-twenty-day period that exists only to be audited after the fact. A trading arrangement claiming the affirmative defence in Rule 10b5-1 must observe a cooling-off period before trading begins. For a director or officer, 17 CFR 240.10b5-1(c)(1)(ii)(B) sets that as the later of ninety days after adoption of the plan or two business days following disclosure of the issuer's financial results, and then caps the whole thing: the cooling-off period "is subject to a maximum of 120 days after adoption of the contract, instruction, or plan".

Note the mixed units inside one provision: ninety days counted plainly, two business days, and a hundred-and-twenty-day ceiling. Anyone reconstructing whether a trade was protected has to find the adoption date, the disclosure date and the first trade date, then check each leg against the unit that leg uses. Persons other than the issuer, directors and officers get a thirty-day cooling-off period under the neighbouring paragraph instead.

Twenty-four work weeks, worked out

What was countedFigure
Total span in calendar days175 days
Working weeks behind us24 weeks
Elapsed weeks on the wall calendar25 weeks
Roughly how many months back5.7 months
Weekend days inside the lookback50
Public holidays inside the lookback5
Weekday of the earlier dateWednesday

Half a year of exclusivity, seen from the far end

Chapter 11 supplies the other well-known 120. Under 11 U.S.C. 1121(b) only the debtor may file a plan during the first hundred and twenty days after the order for relief, extendable under 1121(d)(2)(A) to no more than eighteen months. Counting back from today tells a creditor whether that exclusive period has closed and therefore whether a competing plan is even possible.

The period runs in plain days, which at this length is a substantial difference. The forward page treats the same provision as a scheduling problem for the debtor. Here it is a question about what has already expired.

At this length the start date decides everything

A hundred and twenty working days is roughly half a year of wall-clock time, and half a year contains enough holidays that the exact set matters. Shift the reference date by a week and the window can pick up or drop a federal holiday, moving the far end by a day on top of the seven you moved deliberately.

That is why a lookback of this size should be computed against a specific date rather than described in months. The country table below makes the same point across calendars: the same count reaches materially different places depending on whose holidays you are skipping.

Every holiday inside half a working year

Public holidayFell onDay of week
Columbus DayOctober 12, 2026Monday
Labor DaySeptember 7, 2026Monday
Independence Day (observed)July 3, 2026Friday
JuneteenthJune 19, 2026Friday
Memorial DayMay 25, 2026Monday

Half a working year of lookback, by country

Twenty-four work weeks against seven national calendars. The calendars carrying the densest holiday sets reach furthest back for the same nominal count.

National calendarPoints back toHolidays in the spanAgainst the US date
United KingdomApril 24, 202632 days more recent
CanadaApril 22, 20265Identical
GermanyApril 24, 202632 days more recent
SpainApril 27, 202625 days more recent
IndiaApril 22, 20265Identical
JapanApril 15, 2026107 days further back
MexicoApril 27, 202625 days more recent

What this page is built on

Read and confirmed on September 7, 2026. Several periods below run in calendar days even though the page counts in working days, and each one says so where it appears rather than in a footnote.

Full source register โ†’

The same count, running the other way

If you need to set a deadline rather than reconstruct one, the sister page counts 120 business days forward from today. 120 business days from today.

Lookbacks of a similar length

All measured back from the reference date October 14, 2026, with US federal holidays removed. Each value has its own page and adjusts to your local today there.

Length of lookbackPoints back to
60 business days agoJuly 20, 2026
90 business days agoJune 4, 2026
100 business days agoMay 20, 2026

For informational purposes only

This calculator provides general estimates based on business day counting rules. It does not constitute legal advice. Deadlines in legal, regulatory, or contractual matters may be subject to jurisdiction-specific rules, court orders, or statutory exceptions. Always verify critical deadlines with a qualified professional.

Frequently Asked Questions

What date was 120 business days ago?
Counted from a reference date of October 14, 2026, 120 business days ago is Wednesday, April 22, 2026, excluding weekends and US federal holidays. The calculator below recomputes against your local "today" once the page loads.
How much real time does 120 business days of lookback cover?
About 175 calendar days, because reaching backward puts every skipped weekend and holiday back onto the calendar.
How many work weeks does this lookback represent?
Roughly 24.0 work weeks, spread across about 25 calendar weeks.
Which holidays does the backward count remove?
US federal holidays by default, as the Office of Personnel Management publishes them, with the Friday or Monday it gives when one falls on a Saturday or Sunday. Because the holiday set moves the start date you are reconstructing, count on the calendar that governs the document: the calculator supports 24 other countries, or weekends only.
How do I count 120 business days before a date other than today?
Use the calculator below and replace the start date with the fixed date you already have, such as a due date or a hearing date. Entering 120 in the days field gives you the earlier end of that specific window.
What is the 10b5-1 cooling-off period for a director or officer?
The later of 90 days after adopting the plan or two business days after the issuer discloses its financial results, capped at 120 days after adoption, under 17 CFR 240.10b5-1(c)(1)(ii)(B). The provision mixes plain days and business days in a single sentence, so each leg has to be counted on its own terms.
Has the Chapter 11 exclusivity period expired?
Count back from today to the order for relief. Under 11 U.S.C. 1121(b) the debtor's exclusive right to file a plan runs 120 days from that order, extendable under 1121(d)(2)(A) to no more than 18 months. Those are plain days, not business days.