Why do billionaires get richer or poorer in a single day?

Most of a billionaire's fortune is held in publicly-traded company stock. When that stock's price rises or falls during the trading day, the value of their holdings — and therefore their net worth — moves with it, often by billions of dollars.

How is the daily change in net worth calculated?

We take each person's estimated number of shares in their main public company and multiply the day's price move by that share count. That gives the dollar change to their public-equity wealth for the day.

Why Did Billionaires Get Richer Today?

A live breakdown of which fortunes moved today, which stock drove it, and the dollar impact — updated as markets move on August 25, 2026.

Added Today: $19.74B
Wiped Out Today: -$23.22B

Who Got Richer Today

Mark Zuckerberg
Meta Platforms rose 1.66%, adding $3.19B to Mark Zuckerberg's net worth. META
+$3.19B
Jeff Bezos
Amazon rose 1.33%, adding $3.16B to Jeff Bezos's net worth. AMZN
+$3.16B
Larry Page
Alphabet (Google) rose 0.94%, adding $2.27B to Larry Page's net worth. GOOGL
+$2.27B
Sergey Brin
Alphabet (Google) rose 0.94%, adding $2.17B to Sergey Brin's net worth. GOOGL
+$2.17B
Warren Buffett
Berkshire Hathaway rose 1.71%, adding $1.77B to Warren Buffett's net worth. BRK-B
+$1.77B
Alice Walton
Walmart rose 2.69%, adding $1.40B to Alice Walton's net worth. WMT
+$1.40B
Jim Walton
Walmart rose 2.69%, adding $1.37B to Jim Walton's net worth. WMT
+$1.37B
Steve Ballmer
Microsoft rose 0.84%, adding $1.36B to Steve Ballmer's net worth. MSFT
+$1.36B
Rob Walton
Walmart rose 2.69%, adding $1.34B to Rob Walton's net worth. WMT
+$1.34B
Gautam Adani
Adani Group rose 3.72%, adding $373.66M to Gautam Adani's net worth. ADANIENT.NS
+$373.66M
Mukesh Ambani
Reliance Industries rose 0.55%, adding $362.25M to Mukesh Ambani's net worth. RELIANCE.NS
+$362.25M
MacKenzie Scott
Amazon rose 1.33%, adding $309.60M to MacKenzie Scott's net worth. AMZN
+$309.60M
BC
Brian Chesky
Airbnb rose 1.55%, adding $261.90M to Brian Chesky's net worth. ABNB
+$261.90M
MS
Masayoshi Son
SoftBank rose 2.25%, adding $144.14M to Masayoshi Son's net worth. 9984.T
+$144.14M
MH
Ma Huateng (Pony Ma)
Tencent rose 0.45%, adding $94.41M to Ma Huateng (Pony Ma)'s net worth. 0700.HK
+$94.41M
MS
Michael Saylor
Strategy (MicroStrategy) rose 2.83%, adding $66.25M to Michael Saylor's net worth. MSTR
+$66.25M
DE
Daniel Ek
Spotify rose 0.77%, adding $53.56M to Daniel Ek's net worth. SPOT
+$53.56M
SJ
Savitri Jindal
Jindal Group rose 0.44%, adding $21.38M to Savitri Jindal's net worth. JINDALSTEL.NS
+$21.38M
BM
Bobby Murphy
Snap Inc. rose 5.53%, adding $12.18M to Bobby Murphy's net worth. SNAP
+$12.18M
Evan Spiegel
Snap Inc. rose 5.53%, adding $11.60M to Evan Spiegel's net worth. SNAP
+$11.60M
NS
Nassef Sawiris
OCI rose 0.58%, adding $10.50M to Nassef Sawiris's net worth. ADS.DE
+$10.50M
Kumar Mangalam Birla
Aditya Birla Group rose 0.05%, adding $2.52M to Kumar Mangalam Birla's net worth. GRASIM.NS
+$2.52M
WW
Whitney Wolfe Herd
Bumble rose 1.79%, adding $750.00K to Whitney Wolfe Herd's net worth. BMBL
+$750.00K

Who Got Poorer Today

Michael Dell
Dell Technologies fell 2.01%, cutting $6.22B from Michael Dell's net worth. DELL
-$6.22B
Elon Musk
Tesla fell 3.83%, cutting $5.72B from Elon Musk's net worth. TSLA
-$5.72B
Jensen Huang
Nvidia fell 2.91%, cutting $4.99B from Jensen Huang's net worth. NVDA
-$4.99B
Larry Ellison
Oracle fell 2.74%, cutting $4.42B from Larry Ellison's net worth. ORCL
-$4.42B
Bernard Arnault
LVMH fell 0.64%, cutting $723.04M from Bernard Arnault's net worth. MC.PA
-$723.04M
FB
Françoise Bettencourt Meyers
L'Oréal fell 0.88%, cutting $402.66M from Françoise Bettencourt Meyers's net worth. OR.PA
-$402.66M
BA
Brian Armstrong
Coinbase fell 3.76%, cutting $164.74M from Brian Armstrong's net worth. COIN
-$164.74M
TY
Tadashi Yanai
Fast Retailing (Uniqlo) fell 0.43%, cutting $161.53M from Tadashi Yanai's net worth. 9983.T
-$161.53M
RD
Radhakishan Damani
Avenue Supermarts (DMart) fell 0.77%, cutting $111.53M from Radhakishan Damani's net worth. DMART.NS
-$111.53M
JM
Jack Ma
Alibaba fell 0.73%, cutting $102.66M from Jack Ma's net worth. BABA
-$102.66M
ZS
Zhong Shanshan
Nongfu Spring fell 0.23%, cutting $62.51M from Zhong Shanshan's net worth. 9633.HK
-$62.51M
Shiv Nadar
HCL Technologies fell 0.47%, cutting $58.49M from Shiv Nadar's net worth. HCLTECH.NS
-$58.49M
PA
Prince Alwaleed bin Talal
Kingdom Holding fell 0.36%, cutting $34.63M from Prince Alwaleed bin Talal's net worth. 4280.SR
-$34.63M
MA
Miriam Adelson
Las Vegas Sands fell 0.13%, cutting $24.00M from Miriam Adelson's net worth. LVS
-$24.00M
SK
Susanne Klatten
BMW fell 0.27%, cutting $16.81M from Susanne Klatten's net worth. BMW.DE
-$16.81M
Phil Knight
Nike fell 0.02%, cutting $2.40M from Phil Knight's net worth. NKE
-$2.40M
GL
Germán Larrea
Grupo México fell 0.01%, cutting $2.36M from Germán Larrea's net worth. GMEXICOB.MX
-$2.36M

Want the full ranked list? See the real-time billionaires leaderboard or read today's daily recap.

Frequently Asked Questions

Why do billionaires get richer or poorer in a single day?: Most of a billionaire's fortune is held in publicly-traded company stock. When that stock's price rises or falls during the trading day, the value of their holdings — and therefore their net worth — moves with it, often by billions of dollars.
How is the daily change in net worth calculated?: We take each person's estimated number of shares in their main public company and multiply the day's price move by that share count. That gives the dollar change to their public-equity wealth for the day.

Explanations describe the mechanical driver (the underlying stock's move), not the news behind it. Figures are directional estimates from public holdings, not audited valuations.