How much did Buffett pay on average for Chubb shares?

tags | warren buffett chubb average cost

$220 as per https://stockcircle.com/portfolio/warren-buffett/cb/transactions

Transaction history (as per the website):

quarter, shares, avg closing price
Q3 2023,  8.14, 202.16
Q4 2023, 12.00, 218.69
Q1 2024,  5.82, 245.87

where shares is in millions and closing price is in USD.

Total amount invested (as per the website): $5.69 billion

Verify:

>>> round( (245.87 * 5.82 + 218.69 * 12 + 202.16 * 8.14) /1e3, 2)
5.7

Verification of average cost:

>>> round( (245.87 * 5.82 + 218.69 * 12 + 202.16 * 8.14) / (5.82 + 12 + 8.14), 2)
219.6