Cyrus Poonawalla
- Net worth $20 billion
- Birthday May 11, 1941
- Status -
- Country India
- Source(-s) of wealth Businessman
How much is Cyrus Poonawalla Worth? Cyrus Poonawalla Net Worth in 2026
Cyrus Poonawalla’s net worth is estimated at $20 billion as of November 2026. Almost all of it sits in a company with no public share price: Serum Institute of India, the world’s largest vaccine maker by doses, which is privately held by the family group he founded in 1966, and his son Adar now runs it.
| Net worth | $20 billion (our rough estimate, range $15 billion to $23 billion) |
|---|---|
| Born | May 11, 1941 |
| Country | India |
| Known for | Founding Serum Institute of India |
| Main income sources | Family ownership of Serum, the promoter stake in Poonawalla Fincorp, property |
How much is Cyrus Poonawalla worth in 2026?
This one is a rough estimate: Serum is private and files no public valuation, so most of the number is our assumption about what the company would sell for. We settle on $20 billion, within a range of $15 billion to $23 billion. Cyrus and his son Adar are usually discussed as one family fortune, and we do the same, because their holdings are not separated in any filing we could read.
How Cyrus Poonawalla built it
- Kept it in the family. Serum stayed in the family group, even when it reportedly sought up to $12 billion in 2015.
- Scaled when demand spiked. Serum's net income reached Rs 11,116 crore in the year to March 2022.
- Added a listed lender. The promoter group held about 59 percent of Poonawalla Fincorp in June 2026.
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Get the Alux appHow we got to $20 billion
| Source | Our estimate | What it rests on |
|---|---|---|
| The vaccine maker | About $17.0 billion | The company is privately held by the Poonawalla group. In 2015 reports, it was reportedly seeking a valuation of up to about $12 billion in talks to sell a minority stake, which were halted days later. Wikipedia lists its net income in the Covid year to March 2022 as Rs 11,116 crore, about $1.5 billion at 2022 exchange rates. We assume a value between those two eras. |
| Poonawalla Fincorp | About $2.6 billion | The listed lender had a market value of about Rs 42,295 crore on 2 November 2026. The promoter group held about 59 percent in June 2026, so roughly Rs 24,960 crore, or about $2.6 billion at Rs 95 to the dollar (about the rate on 30 October 2026). We assume the family counts all of the promoter holding. |
| Property and other assets | About $0.8 billion | A pure assumption, since none of it is itemised publicly. |
| Total | About $20 billion | $17.0 + $2.6 + $0.8 billion is $20.4 billion, rounded to $20 billion. |
One in eight dollars is listed
Only one asset has a daily price. Our calculation: $2.6 billion of $20.4 billion is 12.7 percent, so roughly one dollar in eight is quoted on a stock exchange and the rest is our guess about a vaccine company.
The promoter holding in Poonawalla Fincorp slid from 63.96 percent in September 2025 to 59.02 percent in June 2026. The same page shows equity capital growing from Rs 162 crore in March 2026 to Rs 176 crore in September 2026, so the drop looks like dilution from new shares, not selling.
The year the pandemic paid
Serum was already large. Then the Covid year to March 2022 arrived and its reported profit reached Rs 11,116 crore, about $1.5 billion at 2022 exchange rates. By our math, the $17.0 billion we put on Serum is about eleven times that peak profit, a deliberately conservative multiple, because the pandemic profit is unlikely to repeat.
Public estimates differ because some give the family total, some give only Cyrus, and some price Serum off its Covid peak. Our figure moves if Serum ever sells shares, if a vaccine contract changes, or if Poonawalla Fincorp’s price falls. The latest documented data point is the 2 November 2026 market value of the lender.
Cyrus Poonawalla net worth FAQ
What is Cyrus Poonawalla’s net worth?
Our rough estimate is $20 billion as of November 2026, in a range of $15 billion to $23 billion, as a family fortune.
Who owns Serum?
It is privately held by the Poonawalla group. Cyrus founded it in 1966 and his son Adar is chief executive.
How much profit did Serum make?
Wikipedia lists its net income for the year to March 2022 at Rs 11,116 crore, about $1.5 billion at 2022 exchange rates.
What else does the family own?
The promoter group held about 59 percent of Poonawalla Fincorp in June 2026, a lender valued at about Rs 42,295 crore on 2 November 2026.
Why is this a rough estimate?
Serum is not listed, so the value is our assumption between the valuation it sought in 2015 and its pandemic-era profit.
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How we estimate net worth
Our estimates are based on public reporting, company valuations, and deal and earnings figures all compiled in an internal valuation model. They are approximate, and figures change over time as new information emerges.
Last updated: November 2026.