BEAM THERAPEUTICS INC

Ticker: BEAM CUSIP: 07373V105 Class: Common Stock

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

Note: Option positions (PUT/CALL) are excluded.

Q2 2022

Shares 909 Value ($000) $35 Avg Close $39.75 Range $27.77 - $63.48

Q1 2022

Shares 1,189 Value ($000) $68 Avg Close $65.59 Range $52.78 - $82.62

Q4 2021

Shares 6,859 Value ($000) $547 Avg Close $85.62 Range $65.02 - $100.06

Q3 2021

Shares 2,209 Value ($000) $192 Avg Close $100.46 Range $82.37 - $138.52

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2022	909	$35	$39.75	$27.77 - $63.48
Q1 2022	1,189	$68	$65.59	$52.78 - $82.62
Q4 2021	6,859	$547	$85.62	$65.02 - $100.06
Q3 2021	2,209	$192	$100.46	$82.37 - $138.52