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S&CO Inc’s Interactive Brokers IBKR Stock Holding History

S&CO Inc’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 		$5.23M Sell
60,130
-2,950
-5% -$246K 0.3% 67
2026
Q1 		$4.23M Hold
63,080
– – 0.26% 79
2025
Q4 		$4.06M Buy
63,080
+160
+0.3% +$10.7K 0.25% 82
2025
Q3 		$4.33M Sell
62,920
-2,000
-3% -$126K 0.27% 80
2025
Q2 		$3.6M Buy
64,920
+2,800
+5% +$133K 0.23% 85
2025
Q1 		$2.57M Sell
62,120
-1,380
-2% -$68.4K 0.17% 103
2024
Q4 		$2.8M Buy
63,500
+2,000
+3% +$84.2K 0.19% 97
2024
Q3 		$2.14M Hold
61,500
– – 0.14% 110
2024
Q2 		$1.88M Buy
61,500
+5,500
+10% +$164K 0.13% 115
2024
Q1 		$1.56M Buy
+56,000
New +$1.39M 0.11% 123

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

S&CO Inc's IBKR Position: Q2 2026 in Review

S&CO Inc reduced its Interactive Brokers (IBKR) stake by 4.7% in Q2 2026, selling an estimated $246K and leaving 60,130 shares worth $5.23M. The position accounts for 0.3% of the portfolio, ranked #67.

S&CO Inc first reported a position in IBKR in Q1 2024 and has held it in 10 quarters since. 1,115 funds tracked by Wall St. Rank hold IBKR as of Q2 2026.

  • S&CO Inc held 60,130 shares of Interactive Brokers worth $5.23M as of Q2 2026.
  • S&CO Inc sold 2,950 Interactive Brokers shares in Q2 2026, an estimated $246K.
  • Interactive Brokers made up 0.3% of S&CO Inc's portfolio in Q2 2026, its #67 holding.
  • S&CO Inc first reported a position in Interactive Brokers in Q1 2024 and has held it in 10 quarters since.
  • 1,115 funds tracked by Wall St. Rank held Interactive Brokers as of Q2 2026.

Based on S&CO Inc's 13F filing for Q2 2026, filed 6 Aug 2026.