Millennium Management
WAY

Millennium Management’s Waystar Holding Corp WAY Stock Holding History

Millennium 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 		$75M Buy
3,652,355
+1,540,222
+73% +$32.4M 0.03% 660
2026
Q1 		$50.9M Sell
2,112,133
-802,485
-28% -$21.3M 0.02% 814
2025
Q4 		$95.5M Buy
2,914,618
+809,197
+38% +$28.8M 0.04% 450
2025
Q3 		$79.8M Buy
2,105,421
+1,195,499
+131% +$44.3M 0.03% 556
2025
Q2 		$37.2M Buy
909,922
+33,827
+4% +$1.3M 0.02% 1018
2025
Q1 		$32.7M Buy
876,095
+395,487
+82% +$15.7M 0.02% 1087
2024
Q4 		$17.6M Buy
480,608
+383,269
+394% +$11.8M 0.01% 1627
2024
Q3 		$2.71M Sell
97,339
-282,690
-74% -$6.97M ﹤0.01% 3415
2024
Q2 		$8.17M Buy
+380,029
New +$8.23M ﹤0.01% 2270

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

Millennium Management's WAY Position: Q2 2026 in Review

Millennium Management increased its Waystar Holding Corp (WAY) stake by 73% in Q2 2026, buying an estimated $32.4M and bringing the position to 3,652,355 shares worth $75M. The position accounts for 0.03% of the portfolio, ranked #660.

Millennium Management first reported a position in WAY in Q2 2024 and has held it in 9 quarters since. The position peaked at $95.5M in Q4 2025. 302 funds tracked by Wall St. Rank hold WAY as of Q2 2026.

  • Millennium Management held 3,652,355 shares of Waystar Holding Corp worth $75M as of Q2 2026.
  • Millennium Management bought 1,540,222 Waystar Holding Corp shares in Q2 2026, an estimated $32.4M.
  • Waystar Holding Corp made up 0.03% of Millennium Management's portfolio in Q2 2026, its #660 holding.
  • Millennium Management first reported a position in Waystar Holding Corp in Q2 2024 and has held it in 9 quarters since.
  • Millennium Management's Waystar Holding Corp position peaked at $95.5M in Q4 2025.
  • 302 funds tracked by Wall St. Rank held Waystar Holding Corp as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.