Mariner’s Personalis PSNL Stock Holding History

Mariner’s Portfolio PSNL Stock Details PSNL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-16,386	Closed	-$107K	–	3719
2025 Q2	$107K	Buy	+16,386	New	+$76.1K	﹤0.01%	3233

Other funds holding PSNL

Merck & Co Kenilworth, New Jersey $349M AUM 146.07% 1-Year Est. Return

LMC

Lightspeed Management Company Menlo Park, California $988M AUM 7.5% 1-Year Est. Return

AIM

ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

ACM

AIGH Capital Management Baltimore, Maryland $733M AUM 327.32% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Aberdeen Group Edinburgh, United Kingdom $61.9B AUM 29.81% 1-Year Est. Return

KCM

Kennedy Capital Management St Louis, Missouri $4.72B AUM 36.69% 1-Year Est. Return

BWLSA

Blue Water Life Science Advisors Larkspur, California $125M AUM 91.82% 1-Year Est. Return

Mariner's PSNL Position: Q3 2025 in Review

Mariner sold out of Personalis (PSNL) in Q3 2025, closing a stake of 16,386 shares — an estimated $107K sold.

Mariner first reported a position in PSNL in Q2 2025 and held it in 1 quarter. The position peaked at $107K in Q2 2025. 109 funds tracked by Wall St. Rank hold PSNL as of Q3 2025.

Mariner reported no remaining Personalis position as of Q3 2025 after selling out during the quarter.
Mariner sold 16,386 Personalis shares in Q3 2025, an estimated $107K.
Mariner first reported a position in Personalis in Q2 2025 and held it in 1 quarter.
Mariner's Personalis position peaked at $107K in Q2 2025.
109 funds tracked by Wall St. Rank held Personalis as of Q3 2025.

Based on Mariner's 13F filing for Q3 2025, filed 14 Nov 2025.