Holocene Advisors’s Interactive Brokers IBKR Stock Holding History

Holocene Advisors’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	$24.2M	Buy	278,592 +259,929	+1,393%	+$21.6M	0.05%	258
2026 Q1	$1.25M	Buy	+18,663	New	+$1.33M	﹤0.01%	638
2025 Q3	–	Sell	-64,479	Closed	-$3.57M	–	827
2025 Q2	$3.57M	Buy	+64,479	New	+$3.06M	0.01%	466
2024 Q1	–	Sell	-2,808,400	Closed	-$58.2M	–	781
2023 Q4	$58.2M	Buy	2,808,400 +1,401,028	+100%	+$28.7M	0.23%	136
2023 Q3	$30.5M	Buy	+1,407,372	New	+$31.3M	0.13%	184
2020 Q1	–	Sell	-85,916	Closed	-$1M	–	746
2019 Q4	$1M	Sell	85,916 -48,268	-36%	-$566K	0.01%	570
2019 Q3	$1.8M	Buy	134,184 +119,220	+797%	+$1.48M	0.02%	335
2019 Q2	$203K	Buy	+14,964	New	+$203K	﹤0.01%	631

Other funds holding IBKR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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 Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Holocene Advisors's IBKR Position: Q2 2026 in Review

Holocene Advisors increased its Interactive Brokers (IBKR) stake by 1,393% in Q2 2026, buying an estimated $21.6M and bringing the position to 278,592 shares worth $24.2M. The position accounts for 0.05% of the portfolio, ranked #258.

Holocene Advisors first reported a position in IBKR in Q2 2019 and has held it in 8 quarters since. The position peaked at $58.2M in Q4 2023. 1,112 funds tracked by Wall St. Rank hold IBKR as of Q2 2026.

Holocene Advisors held 278,592 shares of Interactive Brokers worth $24.2M as of Q2 2026.
Holocene Advisors bought 259,929 Interactive Brokers shares in Q2 2026, an estimated $21.6M.
Interactive Brokers made up 0.05% of Holocene Advisors's portfolio in Q2 2026, its #258 holding.
Holocene Advisors first reported a position in Interactive Brokers in Q2 2019 and has held it in 8 quarters since.
Holocene Advisors's Interactive Brokers position peaked at $58.2M in Q4 2023.
1,112 funds tracked by Wall St. Rank held Interactive Brokers as of Q2 2026.

Based on Holocene Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.