PERSONALIS INC

Ticker: PSNL CUSIP: 71535D106 Class: Common Stock

Merck & Co., Inc.'s Holding History (CIK: 0000310158)

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

Q4 2025

Shares 14,044,943 Value ($000) $111,798 Avg Close $8.75 Range $6.36 - $11.40

Q3 2025

Shares 14,044,943 Value ($000) $91,573 Avg Close $5.69 Range $3.84 - $7.79

Q2 2025

Shares 14,044,943 Value ($000) $92,135 Avg Close $4.64 Range $2.83 - $7.03

Q1 2025

Shares 14,044,943 Value ($000) $49,298 Avg Close $4.75 Range $3.33 - $6.98

Q4 2024

Shares 14,044,943 Value ($000) $81,180 Avg Close $4.62 Range $3.28 - $7.19

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	14,044,943	$111,798	$8.75	$6.36 - $11.40
Q3 2025	14,044,943	$91,573	$5.69	$3.84 - $7.79
Q2 2025	14,044,943	$92,135	$4.64	$2.83 - $7.03
Q1 2025	14,044,943	$49,298	$4.75	$3.33 - $6.98
Q4 2024	14,044,943	$81,180	$4.62	$3.28 - $7.19