IFM
IBKR icon

ION Fund Management’s Interactive Brokers IBKR Stock Holding History

ION Fund Management’s Portfolio IBKR Stock Details IBKR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$3.48M Hold
40,000
– – 0.22% 25
2026
Q1 		$2.68M Sell
40,000
-30,000
-43% -$2.14M 0.38% 28
2025
Q4 		$4.5M Buy
+70,000
New +$4.69M 0.53% 29

Other funds holding IBKR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
GWM
Greenwich Wealth Management Greenwich, Connecticut $2.74B AUM 36.19% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

ION Fund Management's IBKR Position: Q2 2026 in Review

ION Fund Management held its Interactive Brokers (IBKR) position steady in Q2 2026 at 40,000 shares worth $3.48M. The position accounts for 0.22% of the portfolio, ranked #25.

ION Fund Management first reported a position in IBKR in Q4 2025 and has held it in 3 quarters since. The position peaked at $4.5M in Q4 2025. 1,111 funds tracked by Wall St. Rank hold IBKR as of Q2 2026.

  • ION Fund Management held 40,000 shares of Interactive Brokers worth $3.48M as of Q2 2026.
  • ION Fund Management left its Interactive Brokers share count unchanged in Q2 2026.
  • Interactive Brokers made up 0.22% of ION Fund Management's portfolio in Q2 2026, its #25 holding.
  • ION Fund Management first reported a position in Interactive Brokers in Q4 2025 and has held it in 3 quarters since.
  • ION Fund Management's Interactive Brokers position peaked at $4.5M in Q4 2025.
  • 1,111 funds tracked by Wall St. Rank held Interactive Brokers as of Q2 2026.

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