Personalis, Inc. - Class A Common Stock, par value $0.0001 per share (PSNL)

Q: What does CUSIP 71535D106 represent in this 13F holders report?

CUSIP 71535D106 is the security identifier for PSNL - Personalis, Inc. - Class A Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held PSNL - Personalis, Inc. - Class A Common Stock, par value $0.0001 per share in Q1 2025?

102 institutional investors reported PSNL - Personalis, Inc. - Class A Common Stock, par value $0.0001 per share for Q1 2025. Use the holders table for investor-level position and value details.

CUSIP: 71535D106

Q1 2025 13F Holders as of 31 Mar 2025

Security type / class: Equity / Class A Common Stock, par value $0.0001 per share
Total 13F shares: 54,828,320
Total 13F value: $192,441,316
Share change: +3,298,955
Put/Call ratio: 409%
SEC-reported price per share: $3.51
Number of holders: 102
Value change: +$10,090,223
Number of buys: 61
Number of sells: 46
Shares outstanding: 175,483,931

Security key

71535D106

Report period

Q1 2025

Institutions

102

Top holders

PSNL full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 Personalis, Inc. SEC filings Personalis, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 71535D106

Newer quarter: Q3 2026

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of PSNL - Personalis, Inc. - Class A Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Merck & Co., Inc.

Disclosed value leader

Merck & Co., Inc.

Comparable rows

2/15

Latest evidence

31 Dec 2024

13F 13D/G 3/4/5 Lead comparable stake: 16% 13 rows are not safely comparable across share classes. 13D/G row: Merck & Co., Inc. Showing 1-6 of 15 holder rows.

Quick read

Merck & Co., Inc. leads the comparable SEC ownership view at 16%.

2 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Merck & Co., Inc.'s linked filing trail.

Comparable ownership Top 2

Merck & Co., Inc. 16%

ARK Investment Management LLC 8.1%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Merck & Co., Inc.	13F 13D/G 3/4/5 Company · 10%+ Owner 13F 13D/G 3/4/5	16% Reported 13D/G · 19 Dec 2024	$81,179,771 14,044,943 shares	—	31 Dec 2024
ARK Investment Management LLC	13F 13D/G Company 13F 13D/G	8.1% Reported 13D/G · 31 Mar 2025	$39,162,014 6,775,435 shares	—	31 Dec 2024
Lightspeed Venture Partners Select IV, L.P.	3/4/5 Affiliate of 10% Owner 3/4/5	— denominator unverified	$3,070,816 2,088,990 shares	—	02 Mar 2022
Eric Paul Lefkofsky	3/4/5 10%+ Owner 3/4/5	— denominator unverified	$193,500 150,000 shares	—	28 Nov 2023
Lightspeed Management Company, L.L.C.	13F Company 13F	— denominator unverified	$47,169,043 8,160,734 shares	—	31 Dec 2024
AIGH Capital Management LLC	13F Company 13F	— denominator unverified	$21,958,589 3,799,064 shares	—	31 Dec 2024

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

102

54,828,320

Rows available

102

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2025 vs Q1 2025 Across Filers

Q1 2025 holders

102

Q1 2025 holders

102

Holder diff

Investor	Q1 2025 Shares	Q1 2025 Shares	Share Diff	Share Chg %	Q1 2025 value	Q1 2025 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend