LMC
PSNL icon

Lightspeed Management Company’s Personalis PSNL Stock Holding History

Lightspeed Management Company’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
2026
Q2 		$81.8M Sell
6,101,850
-2,058,884
-25% -$16.8M 3.4% 3
2026
Q1 		$52M Hold
8,160,734
– – 5.26% 3
2025
Q4 		$65M Hold
8,160,734
– – 4.65% 5
2025
Q3 		$53.2M Hold
8,160,734
– – 16.53% 3
2025
Q2 		$53.5M Hold
8,160,734
– – 22.42% 3
2025
Q1 		$28.6M Hold
8,160,734
– – 20.99% 2
2024
Q4 		$47.2M Buy
+8,160,734
New +$37.7M 16.63% 3

Other funds holding PSNL

MC
Merck & Co Rahway, New Jersey $526M AUM 175.27% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
CC
Casdin Capital New York $2B AUM 147.21% 1-Year Est. Return
KCM
Kennedy Capital Management St Louis, Missouri $5.65B AUM 61.31% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Lightspeed Management Company's PSNL Position: Q2 2026 in Review

Lightspeed Management Company reduced its Personalis (PSNL) stake by 25% in Q2 2026, selling an estimated $16.8M and leaving 6,101,850 shares worth $81.8M. The position accounts for 3.4% of the portfolio, ranked #3.

Lightspeed Management Company first reported a position in PSNL in Q4 2024 and has held it in 7 quarters since. 159 funds tracked by Wall St. Rank hold PSNL as of Q2 2026.

  • Lightspeed Management Company held 6,101,850 shares of Personalis worth $81.8M as of Q2 2026.
  • Lightspeed Management Company sold 2,058,884 Personalis shares in Q2 2026, an estimated $16.8M.
  • Personalis made up 3.4% of Lightspeed Management Company's portfolio in Q2 2026, its #3 holding.
  • Lightspeed Management Company first reported a position in Personalis in Q4 2024 and has held it in 7 quarters since.
  • 159 funds tracked by Wall St. Rank held Personalis as of Q2 2026.

Based on Lightspeed Management Company's 13F filing for Q2 2026, filed 14 Aug 2026.