The simple version

A spin-off's record date sounds like the deadline for getting the new shares. In Corteva's spin-off of its seed business, it was not. The company's information statement says a Corteva share sold in the regular market before the distribution took the right to the new share with it.

Corteva split off the business on October 1, 2026. Holders on the record date received one share of the new company, Vylor Inc., for each Corteva share. The useful part is what happened in the week between the record date and the distribution, and what the new shares were actually worth to someone who already held the old ones.

The numbers

• Corteva completed the separation of its seed business into an independent public company, Vylor Inc., on October 1, 2026 (Corteva, Form 8-K, October 1, 2026)
• The separation was a pro rata distribution of all outstanding Vylor shares to Corteva holders of record at the close of business on September 24, 2026 (Corteva, Form 8-K, October 1, 2026)
• Each holder received one share of Vylor common stock for every share of Corteva common stock held on the record date (Corteva, Exhibit 99.1 to Form 8-K, September 24, 2026)
• The distribution was expected before 9:30 a.m. New York time on October 1, with Vylor expected to begin regular-way trading on the New York Stock Exchange that day under the symbol VYLR (Corteva, Exhibit 99.1 to Form 8-K, September 24, 2026)
• Corteva said there would be no when-issued trading in Vylor stock and no ex-distribution trading in Corteva stock before the distribution (Corteva, Exhibit 99.1 to Form 8-K, September 24, 2026)
• Shareholders did not need to pay anything, surrender shares, or take any action to receive Vylor shares (Vylor Inc., Information Statement, filed September 21, 2026)
• The information statement says the distribution is intended to be tax-free to Corteva stockholders for U.S. federal income tax purposes (Vylor Inc., Information Statement, filed September 21, 2026)

Why the record date was not the cutoff

A record date is the day a company reads its list of holders to decide who gets a distribution. It sounds like the last day that counts for anyone buying or selling. In this spin-off, the trading rules pointed to a different date.

Corteva set up no separate ex-distribution market for its stock before the distribution. So a Corteva share traded in the regular market that week carried the right to the Vylor share. The information statement says a holder who sold in the regular-way market on or before the last trading day before the distribution date also sold the right to the Vylor stock.

Someone who held Corteva on the record date and sold on the last trading day before the distribution did not keep the Vylor share. The right was sold with the Corteva share. The record date set whose name was on the list, and the trade decided who the new share went to.

Other spin-offs set their own trading arrangements, and each one spells them out in its own information statement. That document is filed with the Securities and Exchange Commission (SEC) as part of a Form 10. It is where the real cutoff is written down.

The Real Cost lens: two holdings, same value

The new shares feel like a gift. They are a slice of what the investor already had, now listed on its own. Here is the arithmetic with round numbers, which are illustrative assumptions and not Corteva or Vylor prices.

• Assume 100 shares of a parent company at $100 each before a one-for-one spin-off, worth $10,000.
• Assume the business being spun off accounts for $30 of each share's value.
• After the distribution, the investor holds 100 parent shares near $70 and 100 new shares near $30.
• $7,000 plus $3,000 is $10,000, the same total as before, ahead of any market movement.

Nothing was added. The parent company is smaller by exactly the business it handed out, and its share price reflects that. Whatever happens next to either stock is ordinary market movement, not a payout.

What this means

When a company announces a spin-off, the dates in the headline are not the whole story. The record date, the distribution date, and the trading arrangements in between decide who ends up with the new shares. Those arrangements differ from deal to deal.

The second lesson outlasts this deal. An event that turns one holding into more pieces, like a stock split or a spin-off, changes how the holding is divided, not what it is worth on day one. The value question starts afterward, when each company trades on its own.

What this is NOT

This article explains how a spin-off distribution works, using Corteva's filings as the example. It is not a recommendation to buy, sell, or hold Corteva, Vylor, or any security, and it takes no view on whether either company is fairly valued or whether the separation will succeed. It does not predict how either stock will trade. The $100, $70, and $30 figures are illustrations with stated assumptions, not prices for either company. The tax statement is the company's stated intention in its information statement, not tax advice, and how a spin-off affects any one person's taxes, including how the original cost is divided between two holdings, is a question for a tax professional. Trading arrangements differ by spin-off, so the cutoff described here applies to this distribution as Corteva described it. This is not a political endorsement or criticism of anyone.

Sources

• Corteva, Inc., Form 8-K, Item 8.01, October 1, 2026: https://www.sec.gov/Archives/edgar/data/1755672/000119312526409895/d116808d8k.htm
• Corteva, Inc., Exhibit 99.1 to Form 8-K, Corteva Announces Effectiveness of Vylor's Form 10 Registration Statement, September 24, 2026: https://www.sec.gov/Archives/edgar/data/1755672/000119312526401618/d181849dex991.htm
• Vylor Inc., Information Statement, Exhibit 99.1 to Form 10-12B/A, filed September 21, 2026: https://www.sec.gov/Archives/edgar/data/2128626/000119312526396054/ck0002128626-ex99_1.htm