Renaissance Technologies
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Renaissance Technologies’s Accelerant Holdings ARX Stock Holding History

Renaissance Technologies’s Portfolio ARX Stock Details ARX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$3.47M Buy
296,100
+19,500
+7% +$274K ﹤0.01% 1651
2026
Q1 		$3.7M Buy
276,600
+203,900
+280% +$2.58M 0.01% 1536
2025
Q4 		$1.19M Buy
+72,700
New +$1.02M ﹤0.01% 2180

Other funds holding ARX

SBLIC
Security Benefit Life Insurance Company Topeka, Kansas $182M AUM 31.21% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
KC
Keenan Capital Burlingame, California $506M AUM 7.03% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
GGHC
Gilder Gagnon Howe & Co New York $9.69B AUM 55.7% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
B
Barings Charlotte, North Carolina $5.64B AUM 18.33% 1-Year Est. Return
ACL
Azora Capital LP Miami, Florida $2.37B AUM 34.87% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Renaissance Technologies's ARX Position: Q2 2026 in Review

Renaissance Technologies increased its Accelerant Holdings (ARX) stake by 7% in Q2 2026, buying an estimated $274K and bringing the position to 296,100 shares worth $3.47M. The position accounts for ﹤0.01% of the portfolio, ranked #1651.

Renaissance Technologies first reported a position in ARX in Q4 2025 and has held it in 3 quarters since. The position peaked at $3.7M in Q1 2026. 116 funds tracked by Wall St. Rank hold ARX as of Q2 2026.

  • Renaissance Technologies held 296,100 shares of Accelerant Holdings worth $3.47M as of Q2 2026.
  • Renaissance Technologies bought 19,500 Accelerant Holdings shares in Q2 2026, an estimated $274K.
  • Accelerant Holdings made up ﹤0.01% of Renaissance Technologies's portfolio in Q2 2026, its #1651 holding.
  • Renaissance Technologies first reported a position in Accelerant Holdings in Q4 2025 and has held it in 3 quarters since.
  • Renaissance Technologies's Accelerant Holdings position peaked at $3.7M in Q1 2026.
  • 116 funds tracked by Wall St. Rank held Accelerant Holdings as of Q2 2026.

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