RPAM
WAY

Rhenman & Partners Asset Management’s Waystar Holding Corp WAY Stock Holding History

Rhenman & Partners Asset Management’s Portfolio WAY Stock Details WAY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$3.67M Sell
178,566
-164,000
-48% -$3.45M 0.35% 82
2026
Q1 		$8.26M Buy
+342,566
New +$9.09M 1.02% 42

Other funds holding WAY

EFM
EQT Fund Management Luxembourg $863M AUM 26.03% 1-Year Est. Return
Canada Pension Plan Investment Board
Canada Pension Plan Investment Board Toronto Ontario, Ontario, Canada $181B AUM 41.77% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BCI
Bain Capital Investors Boston, Massachusetts $4.82B AUM 35.43% 1-Year Est. Return
AI
Advent International Boston, Massachusetts $17.7B AUM 5.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
GAM
Goldentree Asset Management New York $1.72B AUM 1.39% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Bank of Montreal
Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return

Rhenman & Partners Asset Management's WAY Position: Q2 2026 in Review

Rhenman & Partners Asset Management reduced its Waystar Holding Corp (WAY) stake by 48% in Q2 2026, selling an estimated $3.45M and leaving 178,566 shares worth $3.67M. The position accounts for 0.35% of the portfolio, ranked #82.

Rhenman & Partners Asset Management first reported a position in WAY in Q1 2026 and has held it in 2 quarters since. The position peaked at $8.26M in Q1 2026. 302 funds tracked by Wall St. Rank hold WAY as of Q2 2026.

  • Rhenman & Partners Asset Management held 178,566 shares of Waystar Holding Corp worth $3.67M as of Q2 2026.
  • Rhenman & Partners Asset Management sold 164,000 Waystar Holding Corp shares in Q2 2026, an estimated $3.45M.
  • Waystar Holding Corp made up 0.35% of Rhenman & Partners Asset Management's portfolio in Q2 2026, its #82 holding.
  • Rhenman & Partners Asset Management first reported a position in Waystar Holding Corp in Q1 2026 and has held it in 2 quarters since.
  • Rhenman & Partners Asset Management's Waystar Holding Corp position peaked at $8.26M in Q1 2026.
  • 302 funds tracked by Wall St. Rank held Waystar Holding Corp as of Q2 2026.

Based on Rhenman & Partners Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.