KEYSIGHT TECHNOLOGIES INC

Ticker: KEYS CUSIP: 49338L103 Class: COM

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

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

Q4 2025

Shares 23,687 Value ($000) $4,813 Avg Close $185.56 Range $158.79 - $214.58

Q3 2025

Shares 12,157 Value ($000) $2,127 Avg Close $166.65 Range $152.85 - $180.08

Q2 2025

Shares 12,028 Value ($000) $1,971 Avg Close $152.42 Range $121.43 - $174.98

Q1 2025

Shares 17,367 Value ($000) $2,601 Avg Close $165.11 Range $143.98 - $186.20

Q4 2024

Shares 7,513 Value ($000) $1,207 Avg Close $161.18 Range $147.90 - $175.39

Q3 2024

Shares 7,540 Value ($000) $1,198 Avg Close $142.34 Range $119.72 - $160.71

Q2 2024

Shares 5,851 Value ($000) $800 Avg Close $146.14 Range $134.30 - $161.08

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	23,687	$4,813	$185.56	$158.79 - $214.58
Q3 2025	12,157	$2,127	$166.65	$152.85 - $180.08
Q2 2025	12,028	$1,971	$152.42	$121.43 - $174.98
Q1 2025	17,367	$2,601	$165.11	$143.98 - $186.20
Q4 2024	7,513	$1,207	$161.18	$147.90 - $175.39
Q3 2024	7,540	$1,198	$142.34	$119.72 - $160.71
Q2 2024	5,851	$800	$146.14	$134.30 - $161.08