William Blair & Company
RGA icon

William Blair & Company’s Reinsurance Group of America RGA Stock Holding History

William Blair & Company’s Portfolio RGA Stock Details RGA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$23.3M Buy
114,219
+86,405
+311% +$17.9M 0.07% 225
2025
Q4 		$5.66M Buy
27,814
+25,946
+1,389% +$5.02M 0.02% 484
2025
Q3 		$359K Buy
1,868
+168
+10% +$32.2K ﹤0.01% 1242
2025
Q2 		$337K Buy
+1,700
New +$332K ﹤0.01% 1219

Other funds holding RGA

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
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
WCM Investment Management
WCM Investment Management Laguna Beach, California $43.8B AUM 42.28% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $24.3B AUM 34.41% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

William Blair & Company's RGA Position: Q1 2026 in Review

William Blair & Company increased its Reinsurance Group of America (RGA) stake by 311% in Q1 2026, buying an estimated $17.9M and bringing the position to 114,219 shares worth $23.3M. The position accounts for 0.07% of the portfolio, ranked #225.

William Blair & Company first reported a position in RGA in Q2 2025 and has held it in 4 quarters since. 610 funds tracked by Wall St. Rank hold RGA as of Q1 2026.

  • William Blair & Company held 114,219 shares of Reinsurance Group of America worth $23.3M as of Q1 2026.
  • William Blair & Company bought 86,405 Reinsurance Group of America shares in Q1 2026, an estimated $17.9M.
  • Reinsurance Group of America made up 0.07% of William Blair & Company's portfolio in Q1 2026, its #225 holding.
  • William Blair & Company first reported a position in Reinsurance Group of America in Q2 2025 and has held it in 4 quarters since.
  • 610 funds tracked by Wall St. Rank held Reinsurance Group of America as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.