Optiver Holding
PRAX icon

Optiver Holding’s Praxis Precision Medicines PRAX Stock Holding History

Optiver Holding’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
Q1 		$11.9K Sell
37
-23
-38% -$7.12K ﹤0.01% 1187
2025
Q4 		$17.7K Sell
60
-80
-57% -$14.9K ﹤0.01% 1045
2025
Q3 		$7.42K Buy
+140
New +$6.79K ﹤0.01% 1475

Other funds holding PRAX

Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
DM
Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
CAM
Cormorant Asset Management Boston, Massachusetts $1.99B AUM 737.95% 1-Year Est. Return

Optiver Holding's PRAX Position: Q1 2026 in Review

Optiver Holding reduced its Praxis Precision Medicines (PRAX) stake by 38% in Q1 2026, selling an estimated $7.12K and leaving 37 shares worth $11.9K. The position accounts for ﹤0.01% of the portfolio, ranked #1187.

Optiver Holding first reported a position in PRAX in Q3 2025 and has held it in 3 quarters since. The position peaked at $17.7K in Q4 2025. 289 funds tracked by Wall St. Rank hold PRAX as of Q1 2026.

  • Optiver Holding held 37 shares of Praxis Precision Medicines worth $11.9K as of Q1 2026.
  • Optiver Holding sold 23 Praxis Precision Medicines shares in Q1 2026, an estimated $7.12K.
  • Praxis Precision Medicines made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #1187 holding.
  • Optiver Holding first reported a position in Praxis Precision Medicines in Q3 2025 and has held it in 3 quarters since.
  • Optiver Holding's Praxis Precision Medicines position peaked at $17.7K in Q4 2025.
  • 289 funds tracked by Wall St. Rank held Praxis Precision Medicines as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.