Citadel Advisors
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Citadel Advisors’s Praxis Precision Medicines PRAX Stock Holding History

Citadel Advisors’s Portfolio PRAX Stock Details PRAX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$6.29M Sell
18,800
-22,100
-54% -$7M ﹤0.01% 4326
2026
Q1 		$13.2M Sell
40,900
-13,300
-25% -$4.11M ﹤0.01% 2860
2025
Q4 		$16M Buy
54,200
+29,900
+123% +$5.57M ﹤0.01% 2631
2025
Q3 		$1.29M Buy
+24,300
New +$1.18M ﹤0.01% 6991
2025
Q2 		– Sell
-9,500
Closed -$360K – 14527
2025
Q1 		$360K Sell
9,500
-2,500
-21% -$156K ﹤0.01% 9182
2024
Q4 		$924K Sell
12,000
-5,500
-31% -$398K ﹤0.01% 7204
2024
Q3 		$1.01M Sell
17,500
-200
-1% -$10.8K ﹤0.01% 6853
2024
Q2 		$732K Buy
17,700
+14,300
+421% +$676K ﹤0.01% 7272
2024
Q1 		$207K Buy
3,400
+1,088
+47% +$48.8K ﹤0.01% 10251
2023
Q4 		$51.5K Buy
2,312
+832
+56% +$15K ﹤0.01% 11752
2023
Q3 		$38K Buy
1,480
+773
+109% +$14.6K ﹤0.01% 12053
2023
Q2 		$12.2K Buy
707
+94
+15% +$1.44K ﹤0.01% 13092
2023
Q1 		$7.44K Buy
613
+500
+442% +$21.1K ﹤0.01% 13720
2022
Q4 		$4.05K Sell
113
-9,114
-99% -$284K ﹤0.01% 14140
2022
Q3 		$314K Sell
9,227
-3,466
-27% -$173K ﹤0.01% 9473
2022
Q2 		$466K Buy
12,693
+3,066
+32% +$327K ﹤0.01% 8803
2022
Q1 		$1.47M Buy
9,627
+8,787
+1,046% +$1.81M ﹤0.01% 6768
2021
Q4 		$248K Buy
840
+147
+21% +$43.1K ﹤0.01% 11391
2021
Q3 		$192K Buy
+693
New +$188K ﹤0.01% 12038

Other funds holding PRAX

JT
Jupiter Topco New York $245B AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PA
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $29.1B AUM 60.8% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return

Citadel Advisors's PRAX Position: Q2 2026 in Review

Citadel Advisors opened a new position in Praxis Precision Medicines (PRAX) in Q2 2026: 7,331 shares worth $2.45M. The stake represents ﹤0.01% of the portfolio and ranks #6102 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in PRAX as recently as Q4 2025.

Citadel Advisors first reported a position in PRAX in Q4 2020 and has held it in 22 quarters since. The position peaked at $87.8M in Q4 2020. 309 funds tracked by Wall St. Rank hold PRAX as of Q2 2026.

  • Citadel Advisors held 7,331 shares of Praxis Precision Medicines worth $2.45M as of Q2 2026.
  • Praxis Precision Medicines was a new Citadel Advisors position in Q2 2026.
  • Praxis Precision Medicines made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #6102 holding.
  • Citadel Advisors first reported a position in Praxis Precision Medicines in Q4 2020 and has held it in 22 quarters since.
  • Citadel Advisors's Praxis Precision Medicines position peaked at $87.8M in Q4 2020.
  • 309 funds tracked by Wall St. Rank held Praxis Precision Medicines as of Q2 2026.

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