Citadel Advisors
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Citadel Advisors’s Personalis PSNL Stock Holding History

Citadel Advisors’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 		$1.94M Buy
+144,998
New +$1.18M ﹤0.01% 6621
2026
Q1 		– Sell
-92,162
Closed -$778K – 13973
2025
Q4 		$734K Buy
+92,162
New +$806K ﹤0.01% 8110
2025
Q1 		– Sell
-99,027
Closed -$471K – 15352
2024
Q4 		$572K Buy
99,027
+64,037
+183% +$296K ﹤0.01% 8264
2024
Q3 		$188K Sell
34,990
-320,251
-90% -$1.32M ﹤0.01% 10242
2024
Q2 		$416K Sell
355,241
-152,296
-30% -$209K ﹤0.01% 8431
2024
Q1 		$756K Buy
507,537
+75,392
+17% +$117K ﹤0.01% 7503
2023
Q4 		$908K Buy
432,145
+309,839
+253% +$400K ﹤0.01% 6868
2023
Q3 		$148K Sell
122,306
-42,712
-26% -$76.3K ﹤0.01% 10379
2023
Q2 		$310K Sell
165,018
-53,813
-25% -$122K ﹤0.01% 8972
2023
Q1 		$604K Sell
218,831
-17,329
-7% -$48.7K ﹤0.01% 7929
2022
Q4 		$468K Buy
236,160
+27,945
+13% +$70.4K ﹤0.01% 8380
2022
Q3 		$618K Sell
208,215
-254,275
-55% -$970K ﹤0.01% 8003
2022
Q2 		$1.59M Buy
462,490
+288,409
+166% +$1.47M ﹤0.01% 6015
2022
Q1 		$1.43M Buy
174,081
+19,565
+13% +$203K ﹤0.01% 6857
2021
Q4 		$2.21M Sell
154,516
-78,632
-34% -$1.31M ﹤0.01% 6013
2021
Q3 		$4.49M Sell
233,148
-20,041
-8% -$419K ﹤0.01% 4514
2021
Q2 		$6.41M Sell
253,189
-93,286
-27% -$2.13M ﹤0.01% 3920
2021
Q1 		$8.53M Buy
346,475
+208,296
+151% +$7.14M ﹤0.01% 3224
2020
Q4 		$5.06M Sell
138,179
-109,893
-44% -$3.32M ﹤0.01% 3667
2020
Q3 		$5.38M Buy
248,072
+181,431
+272% +$3.61M ﹤0.01% 3044
2020
Q2 		$865K Sell
66,641
-27,609
-29% -$306K ﹤0.01% 6089
2020
Q1 		$760K Sell
94,250
-7,777
-8% -$72.3K ﹤0.01% 5792
2019
Q4 		$1.11M Sell
102,027
-13,311
-12% -$139K ﹤0.01% 5401
2019
Q3 		$1.69M Sell
115,338
-4,664
-4% -$88.2K ﹤0.01% 4761
2019
Q2 		$3.26M Buy
+120,002
New +$3.39M ﹤0.01% 3728

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
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

Citadel Advisors's PSNL Position: Q2 2026 in Review

Citadel Advisors opened a new position in Personalis (PSNL) in Q2 2026: 144,998 shares worth $1.94M. The stake represents ﹤0.01% of the portfolio and ranks #6621 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in PSNL as recently as Q4 2025.

Citadel Advisors first reported a position in PSNL in Q2 2019 and has held it in 25 quarters since. The position peaked at $8.53M in Q1 2021. 159 funds tracked by Wall St. Rank hold PSNL as of Q2 2026.

  • Citadel Advisors held 144,998 shares of Personalis worth $1.94M as of Q2 2026.
  • Personalis was a new Citadel Advisors position in Q2 2026.
  • Personalis made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #6621 holding.
  • Citadel Advisors first reported a position in Personalis in Q2 2019 and has held it in 25 quarters since.
  • Citadel Advisors's Personalis position peaked at $8.53M in Q1 2021.
  • 159 funds tracked by Wall St. Rank held Personalis as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.