Mariner
PRAX icon

Mariner’s Praxis Precision Medicines PRAX Stock Holding History

Mariner’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 		$218K Sell
650
-527
-45% -$167K ﹤0.01% 3085
2026
Q1 		$379K Buy
+1,177
New +$364K ﹤0.01% 2685
2023
Q1 		– Sell
-1,180
Closed -$42K – 2861
2022
Q4 		$42K Buy
1,180
+294
+33% +$9.17K ﹤0.01% 2625
2022
Q3 		$30K Buy
+886
New +$44.1K ﹤0.01% 2359

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

Mariner's PRAX Position: Q2 2026 in Review

Mariner reduced its Praxis Precision Medicines (PRAX) stake by 45% in Q2 2026, selling an estimated $167K and leaving 650 shares worth $218K. The position accounts for ﹤0.01% of the portfolio, ranked #3085.

Mariner first reported a position in PRAX in Q3 2022 and has held it in 4 quarters since. The position peaked at $379K in Q1 2026. 310 funds tracked by Wall St. Rank hold PRAX as of Q2 2026.

  • Mariner held 650 shares of Praxis Precision Medicines worth $218K as of Q2 2026.
  • Mariner sold 527 Praxis Precision Medicines shares in Q2 2026, an estimated $167K.
  • Praxis Precision Medicines made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #3085 holding.
  • Mariner first reported a position in Praxis Precision Medicines in Q3 2022 and has held it in 4 quarters since.
  • Mariner's Praxis Precision Medicines position peaked at $379K in Q1 2026.
  • 310 funds tracked by Wall St. Rank held Praxis Precision Medicines as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.