Short answer: A corporate action is a decision a company’s board initiates and shareholders then approve, which either changes the company’s share price or alters the value a shareholder holds. Some corporate actions involve money, such as cash dividends, while others, such as a name change, have no direct financial effect.
Last reviewed: 14 November 2026
At a glance
| Corporate action | What it does to a shareholder’s holding |
|---|---|
| Dividend | Pays a share of profits per share; the price usually falls by roughly the dividend on the ex-dividend date |
| Bonus issue | Gives free extra shares in a fixed ratio, funded from reserves; total holding value stays the same |
| Stock split | Raises the share count while lowering face value and price in the same proportion; total value stays the same |
| Rights issue | Offers extra shares in a set ratio at a discounted price, which the shareholder must pay for |
| Buyback | The company repurchases its own shares, reducing shares outstanding; often read as a positive signal |
| Name change | Non-monetary; has no direct financial effect |
Who decides on a corporate action?
The process starts with the company’s board of directors, which proposes the action. Shareholders then approve it, so the board cannot change your holding on its own. The action can be a cash payment to shareholders, a change in the number of shares, or a change that only affects the company’s identity.
Corporate actions fall into two broad groups. Monetary actions, such as cash dividends, move money between the company and its shareholders. Non-monetary actions, such as a name change, alter the company’s details but leave your financial position untouched on the day they take effect.
How do dividends affect your holding?
A dividend is a share of company profits paid to shareholders on a per-share basis. Your payout equals the dividend per share multiplied by the number of shares you hold. A shareholder with 500 shares receiving ₹10 per share gets ₹5,000 in cash.
The catch is what happens to the share price. On the ex-dividend date, the date from which buyers no longer receive the upcoming payment, the share price usually drops by roughly the amount of the dividend. This is because the cash leaves the company’s balance sheet, the statement of what it owns and owes.
Hypothetical example (figures invented for illustration): Suppose a share trades at ₹200, and you hold 100 shares, worth ₹20,000. The company pays a ₹5 dividend per share, so you receive ₹500 in cash. On the ex-dividend date, the price falls to about ₹195, so your 100 shares are worth ₹19,500. Adding the ₹500 gives ₹20,000, the same total as before.
What happens in a bonus issue or stock split?
A bonus issue gives existing shareholders free extra shares in a fixed ratio, such as one extra share for every share held. It is funded from company reserves, the accumulated profits the company has kept. The number of shares rises, but the price per share falls in proportion, so the total value of your holding does not change.
A stock split works similarly. The share count rises, and the face value and share price fall in the same proportion. Your total investment value and the company’s market capitalisation, the total market value of all its shares, stay unchanged.
Hypothetical example (figures invented for illustration): Suppose you hold 100 shares at ₹200 each, worth ₹20,000. A 1-for-1 bonus issue gives you 100 more shares, so you hold 200 shares. The price adjusts to about ₹100, and 200 shares at ₹100 still total ₹20,000.
The catch is mostly for record-keeping. Your share count and per-share price in older records will no longer match the current figures, so comparing past prices requires adjusting for the bonus or split.
Why does a rights issue require you to pay?
A rights issue offers existing shareholders additional shares in a set ratio at a discounted price. Unlike bonus shares, which are free, you must pay for rights shares. The discount is the attraction, but the cash payment is the cost.
Hypothetical example (figures invented for illustration): Suppose a company offers one rights share for every four shares held, at ₹150 each, when the market price is ₹200. If you hold 100 shares, you are offered 25 rights shares, which would cost you ₹3,750 in cash. Taking up the offer means putting more money into the company, while not paying means you do not receive those shares.
The catch is that a discount to the market price does not make the offer free. The offer asks for fresh money, so it changes how much you have invested in the company.
What does a buyback signal, and what are its limits?
A buyback occurs when a company repurchases its own shares from shareholders. This reduces the number of shares outstanding, so each remaining share represents a slightly larger part of the company. Buybacks are often read as a positive signal about the company’s prospects, because the board is choosing to buy its own shares.
The limit is that a signal is an indication, not a guarantee. A buyback tells you what the board chose to do with the company’s money, but it does not show how the business will perform. Read it alongside the company’s other reported information.
What should you look for in an announcement?
When a company announces a corporate action, check whether it involves cash, changes the number of shares, or only changes the company’s details. Note the ratio or per-share amount, because these determine your new holding. Also check whether you must pay anything, as only rights issues in this list require payment.
Working through these points in rupees, using your own share count, shows what the action does to your holding. The numbers, not the headline, tell you the effect.
Frequently asked questions
Does a dividend make my shares worth more?
Not on its own. The share price usually drops by roughly the amount of the dividend on the ex-dividend date, because the cash paid out leaves the company.
Is a bonus issue free money?
The extra shares are free, but the price per share falls in proportion. The total value of your holding stays the same.
Do I have to pay for every corporate action?
No. A rights issue requires you to pay for the shares offered, while bonus shares are free.
Does a share buyback guarantee good performance?
No. A buyback is often read as a positive signal about the company’s prospects, but it indicates the board’s choice rather than guaranteeing future results.
Sources and last check
Facts in this article were checked against the sources below on 14 November 2026. Rules and figures can change; check the primary source before acting.
- zerodha.com (broker education)
- groww.in (broker education)
- icicidirect.com (broker education)
This article is general information, not investment advice. MyFinanceBandhu is not a SEBI-registered investment adviser.