JY
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Jeff Yass’s Personalis PSNL Stock Holding History

Jeff Yass’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 		$1.17M Sell
86,982
-62,354
-42% -$507K ﹤0.01% 7812
2026
Q1 		$951K Buy
149,336
+118,369
+382% +$999K ﹤0.01% 7998
2025
Q4 		$246K Sell
30,967
-12,581
-29% -$110K ﹤0.01% 10408
2025
Q3 		$284K Sell
43,548
-20,248
-32% -$115K ﹤0.01% 10247
2025
Q2 		$419K Sell
63,796
-885,972
-93% -$4.11M ﹤0.01% 9581
2025
Q1 		$3.33M Buy
949,768
+76,671
+9% +$364K ﹤0.01% 4439
2024
Q4 		$5.05M Buy
873,097
+718,336
+464% +$3.32M ﹤0.01% 3574
2024
Q3 		$833K Buy
154,761
+16,201
+12% +$66.7K ﹤0.01% 7247
2024
Q2 		$162K Buy
138,560
+121,256
+701% +$166K ﹤0.01% 10608
2024
Q1 		$25.8K Sell
17,304
-22,099
-56% -$34.2K ﹤0.01% 11762
2023
Q4 		$82.7K Buy
+39,403
New +$50.9K ﹤0.01% 11456
2023
Q2 		– Sell
-97,479
Closed -$269K – 12913
2023
Q1 		$269K Buy
97,479
+53,201
+120% +$150K ﹤0.01% 9960
2022
Q4 		$87.7K Buy
44,278
+28,719
+185% +$72.3K ﹤0.01% 11070
2022
Q3 		$46K Sell
15,559
-60,516
-80% -$231K ﹤0.01% 12258
2022
Q2 		$262K Buy
76,075
+63,496
+505% +$323K ﹤0.01% 9929
2022
Q1 		$103K Sell
12,579
-29,832
-70% -$309K ﹤0.01% 11886
2021
Q4 		$605K Buy
42,411
+27,571
+186% +$460K ﹤0.01% 8657
2021
Q3 		$286K Sell
14,840
-12,431
-46% -$260K ﹤0.01% 10709
2021
Q2 		$690K Sell
27,271
-24,138
-47% -$552K ﹤0.01% 8779
2021
Q1 		$1.26M Sell
51,409
-19,194
-27% -$658K ﹤0.01% 7100
2020
Q4 		$2.58M Buy
+70,603
New +$2.13M ﹤0.01% 4574
2020
Q3 		– Sell
-44,944
Closed -$893K – 11019
2020
Q2 		$583K Buy
44,944
+25,330
+129% +$281K ﹤0.01% 7043
2020
Q1 		$158K Buy
19,614
+4,136
+27% +$38.5K ﹤0.01% 8945
2019
Q4 		$169K Buy
+15,478
New +$161K ﹤0.01% 8875

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
LMC
Lightspeed Management Company Menlo Park, California $2.4B AUM 7.07% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
California State Teachers Retirement System (CalSTRS)
California State Teachers Retirement System (CalSTRS) West Sacramento, California $782B AUM 28.39% 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

Jeff Yass's PSNL Position: Q2 2026 in Review

Jeff Yass reduced its Personalis (PSNL) stake by 42% in Q2 2026, selling an estimated $507K and leaving 86,982 shares worth $1.17M. The position accounts for ﹤0.01% of the portfolio, ranked #7812.

Jeff Yass first reported a position in PSNL in Q4 2019 and has held it in 24 quarters since. The position peaked at $5.05M in Q4 2024. 159 funds tracked by Wall St. Rank hold PSNL as of Q2 2026.

  • Jeff Yass held 86,982 shares of Personalis worth $1.17M as of Q2 2026.
  • Jeff Yass sold 62,354 Personalis shares in Q2 2026, an estimated $507K.
  • Personalis made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #7812 holding.
  • Jeff Yass first reported a position in Personalis in Q4 2019 and has held it in 24 quarters since.
  • Jeff Yass's Personalis position peaked at $5.05M in Q4 2024.
  • 159 funds tracked by Wall St. Rank held Personalis as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.