IMC Chicago’s Equifax EFX Stock Holding History

IMC Chicago’s Portfolio EFX Stock Details EFX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$12.5M	Buy	91,100 +70,200	+336%	+$12.2M	﹤0.01%	1469
2026 Q2	$3.32M	Buy	20,900 +13,600	+186%	+$2.32M	﹤0.01%	2542
2026 Q1	$1.31M	Sell	7,300 -12,100	-62%	-$2.4M	﹤0.01%	2995
2025 Q4	$4.21M	Buy	+19,400	New	+$4.25M	﹤0.01%	1865
2025 Q3	–	Sell	-10,400	Closed	-$2.7M	–	3661
2025 Q2	$2.7M	Buy	+10,400	New	+$2.65M	﹤0.01%	1796
2024 Q4	–	Sell	-17,200	Closed	-$5.05M	–	3200
2024 Q3	$5.05M	Buy	+17,200	New	+$4.85M	﹤0.01%	1121
2022 Q3	–	Sell	-11,500	Closed	-$2.1M	–	1224
2022 Q2	$2.1M	Buy	+11,500	New	+$2.3M	﹤0.01%	687
2019 Q4	–	Sell	-12,400	Closed	-$1.74M	–	799
2019 Q3	$1.74M	Buy	+12,400	New	+$1.75M	0.01%	483
2019 Q1	–	Sell	-6,600	Closed	-$615K	–	707
2018 Q4	$615K	Buy	+6,600	New	+$702K	﹤0.01%	560

Other funds holding EFX

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Mitsubishi UFJ Asset Management Tokyo, Japan $194B AUM 32.2% 1-Year Est. Return

Canoe Financial Calgary, Alberta, Canada $8.31B AUM 20.88% 1-Year Est. Return

Citigroup New York $308B AUM 40.94% 1-Year Est. Return

Amundi Paris, France $496B AUM 35.36% 1-Year Est. Return

UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return

Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return

Barclays London, United Kingdom $500B AUM 36.84% 1-Year Est. Return

IMC Chicago's EFX Position: Q3 2026 in Review

IMC Chicago increased its Equifax (EFX) stake by 739% in Q3 2026, buying an estimated $4.07M and bringing the position to 26,572 shares worth $3.65M. The position accounts for ﹤0.01% of the portfolio, ranked #2539.

IMC Chicago first reported a position in EFX in Q1 2026 and has held it in 3 quarters since. 451 funds tracked by Wall St. Rank hold EFX as of Q3 2026.

IMC Chicago held 26,572 shares of Equifax worth $3.65M as of Q3 2026.
IMC Chicago bought 23,406 Equifax shares in Q3 2026, an estimated $4.07M.
Equifax made up ﹤0.01% of IMC Chicago's portfolio in Q3 2026, its #2539 holding.
IMC Chicago first reported a position in Equifax in Q1 2026 and has held it in 3 quarters since.
451 funds tracked by Wall St. Rank held Equifax as of Q3 2026.

Based on IMC Chicago's 13F filing for Q3 2026, filed 5 Nov 2026.