BUTTERFLY NETWORK INC

Ticker: BFLY CUSIP: 124155102 Class: Common Stock

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q4 2021

Shares 1,014,064 Value ($000) $6,784 Avg Close $8.79 Range $6.01 - $11.53

Q3 2021

Shares 1,023,052 Value ($000) $10,681 Avg Close $11.55 Range $9.66 - $14.60

Q2 2021

Shares 1,007,626 Value ($000) $14,590 Avg Close $13.50 Range $9.20 - $17.63

Q1 2021

Shares 4,659,536 Value ($000) $78,420 Avg Close $19.79 Range $14.02 - $29.13

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	1,014,064	$6,784	$8.79	$6.01 - $11.53
Q3 2021	1,023,052	$10,681	$11.55	$9.66 - $14.60
Q2 2021	1,007,626	$14,590	$13.50	$9.20 - $17.63
Q1 2021	4,659,536	$78,420	$19.79	$14.02 - $29.13