GUARDANT HEALTH INC

Ticker: GH CUSIP: 40131M109 Class: EQTY

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q4 2025

Shares 36,758 Value ($000) $3,754 Avg Close $89.46 Range $60.45 - $112.43

Q3 2025

Shares 64,583 Value ($000) $4,035 Avg Close $54.40 Range $40.35 - $68.00

Q2 2025

Shares 28,265 Value ($000) $1,471 Avg Close $44.66 Range $36.36 - $53.42

Q1 2025

Shares 51,718 Value ($000) $2,203 Avg Close $43.14 Range $30.97 - $50.89

Q4 2024

Shares 94,118 Value ($000) $2,875 Avg Close $28.13 Range $20.14 - $38.53

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	36,758	$3,754	$89.46	$60.45 - $112.43
Q3 2025	64,583	$4,035	$54.40	$40.35 - $68.00
Q2 2025	28,265	$1,471	$44.66	$36.36 - $53.42
Q1 2025	51,718	$2,203	$43.14	$30.97 - $50.89
Q4 2024	94,118	$2,875	$28.13	$20.14 - $38.53