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Custom Index Systems’s Arch Capital ACGL Stock Holding History

Custom Index Systems’s Portfolio ACGL Stock Details ACGL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$620K Sell
6,387
-365
-5% -$34.4K 0.22% 117
2026
Q1 		$648K Buy
6,752
+1,160
+21% +$111K 0.28% 103
2025
Q4 		$536K Hold
5,592
– – 0.24% 124
2025
Q3 		$507K Hold
5,592
– – 0.15% 158
2025
Q2 		$509K Buy
5,592
+726
+15% +$67K 0.24% 132
2025
Q1 		$468K Buy
+4,866
New +$449K 0.24% 131

Other funds holding ACGL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
WCM Investment Management
WCM Investment Management Laguna Beach, California $55.2B AUM 57.07% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Custom Index Systems's ACGL Position: Q2 2026 in Review

Custom Index Systems reduced its Arch Capital (ACGL) stake by 5.4% in Q2 2026, selling an estimated $34.4K and leaving 6,387 shares worth $620K. The position accounts for 0.22% of the portfolio, ranked #117.

Custom Index Systems first reported a position in ACGL in Q1 2025 and has held it in 6 quarters since. The position peaked at $648K in Q1 2026. 906 funds tracked by Wall St. Rank hold ACGL as of Q2 2026.

  • Custom Index Systems held 6,387 shares of Arch Capital worth $620K as of Q2 2026.
  • Custom Index Systems sold 365 Arch Capital shares in Q2 2026, an estimated $34.4K.
  • Arch Capital made up 0.22% of Custom Index Systems's portfolio in Q2 2026, its #117 holding.
  • Custom Index Systems first reported a position in Arch Capital in Q1 2025 and has held it in 6 quarters since.
  • Custom Index Systems's Arch Capital position peaked at $648K in Q1 2026.
  • 906 funds tracked by Wall St. Rank held Arch Capital as of Q2 2026.

Based on Custom Index Systems's 13F filing for Q2 2026, filed 14 Aug 2026.