Walleye Trading
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Walleye Trading’s Equifax EFX Stock Holding History

Walleye Trading’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
Q1 		$666K Buy
3,700
+700
+23% +$139K ﹤0.01% 2408
2025
Q4 		$651K Sell
3,000
-7,000
-70% -$1.53M ﹤0.01% 2638
2025
Q3 		$2.57M Buy
10,000
+2,100
+27% +$528K ﹤0.01% 1653
2025
Q2 		$2.05M Sell
7,900
-1,400
-15% -$356K ﹤0.01% 1710
2025
Q1 		$2.27M Buy
9,300
+700
+8% +$176K 0.01% 1572
2024
Q4 		$2.19M Sell
8,600
-800
-9% -$214K ﹤0.01% 1636
2024
Q3 		$2.76M Buy
9,400
+200
+2% +$56.4K 0.01% 1477
2024
Q2 		$2.23M Sell
9,200
-2,500
-21% -$596K 0.01% 1542
2024
Q1 		$3.13M Sell
11,700
-5,700
-33% -$1.45M 0.01% 1442
2023
Q4 		$4.3M Buy
17,400
+200
+1% +$40.6K 0.01% 1333
2023
Q3 		$3.15M Buy
17,200
+3,800
+28% +$776K 0.01% 1436
2023
Q2 		$3.15M Sell
13,400
-900
-6% -$189K 0.01% 1315
2023
Q1 		$2.9M Sell
14,300
-2,900
-17% -$604K 0.01% 1431
2022
Q4 		$3.34M Sell
17,200
-8,800
-34% -$1.61M 0.01% 1326
2022
Q3 		$4.46M Buy
26,000
+7,600
+41% +$1.49M 0.01% 1113
2022
Q2 		$3.36M Sell
18,400
-11,300
-38% -$2.26M 0.01% 1274
2022
Q1 		$7.04M Buy
29,700
+6,100
+26% +$1.44M 0.02% 801
2021
Q4 		$6.91M Buy
23,600
+11,900
+102% +$3.31M 0.02% 802
2021
Q3 		$2.96M Buy
11,700
+7,300
+166% +$1.9M 0.01% 1289
2021
Q2 		$1.05M Buy
+4,400
New +$983K ﹤0.01% 2079
2021
Q1 		– Sell
-1,500
Closed -$289K – 4904
2020
Q4 		$289K Sell
1,500
-9,700
-87% -$1.63M ﹤0.01% 3166
2020
Q3 		$1.76M Sell
11,200
-12,100
-52% -$1.98M 0.01% 1219
2020
Q2 		$4M Buy
23,300
+12,400
+114% +$1.84M 0.03% 651
2020
Q1 		$1.3M Sell
10,900
-12,800
-54% -$1.86M 0.01% 1116
2019
Q4 		$3.32M Sell
23,700
-500
-2% -$69.3K 0.02% 840
2019
Q3 		$3.4M Buy
24,200
+1,500
+7% +$211K 0.03% 679
2019
Q2 		$3.07M Buy
22,700
+19,800
+683% +$2.48M 0.03% 751
2019
Q1 		$344K Sell
2,900
-3,900
-57% -$416K ﹤0.01% 2590
2018
Q4 		$633K Buy
6,800
+2,900
+74% +$309K ﹤0.01% 2246
2018
Q3 		$509K Sell
3,900
-3,000
-43% -$391K ﹤0.01% 2874
2018
Q2 		$863K Sell
6,900
-2,200
-24% -$261K ﹤0.01% 2268
2018
Q1 		$1.07M Sell
9,100
-900
-9% -$108K 0.01% 1848
2017
Q4 		$1.18K Sell
10,000
-600
-6% -$67.4K 0.01% 1775
2017
Q3 		$1.12K Buy
10,600
+10,300
+3,433% +$1.36M 0.01% 1777
2017
Q2 		$41 Sell
300
-5,100
-94% -$700K ﹤0.01% 3943
2017
Q1 		$738 Buy
+5,400
New +$687K 0.01% 1908
2016
Q4 		– Sell
-500
Closed -$66K – 4803
2016
Q3 		$66K Sell
500
-4,600
-90% -$610K ﹤0.01% 3580
2016
Q2 		$656K Sell
5,100
-600
-11% -$72.7K ﹤0.01% 1967
2016
Q1 		$649K Buy
5,700
+5,500
+2,750% +$579K 0.01% 1743
2015
Q4 		$22K Sell
200
-2,400
-92% -$259K ﹤0.01% 4354
2015
Q3 		$252K Buy
2,600
+2,100
+420% +$209K ﹤0.01% 2152
2015
Q2 		$49K Buy
500
+400
+400% +$39K ﹤0.01% 3486
2015
Q1 		$9K Sell
100
-400
-80% -$35.5K ﹤0.01% 3720
2014
Q4 		$40K Buy
+500
New +$38.7K ﹤0.01% 3345
2014
Q3 		– Sell
-100
Closed -$7 – 4140
2014
Q2 		$7 Buy
+100
New +$7.02K ﹤0.01% 3459

Other funds holding EFX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
SCP
Soroban Capital Partners New York $51.8B AUM 21.41% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $60.9B AUM 15.24% 1-Year Est. Return

Walleye Trading's EFX Position: Q1 2026 in Review

Walleye Trading reduced its Equifax (EFX) stake by 99% in Q1 2026, selling an estimated $1.87M and leaving 104 shares worth $18.7K. The position accounts for ﹤0.01% of the portfolio, ranked #3873.

Walleye Trading first reported a position in EFX in Q3 2013 and has held it in 24 quarters since. The position peaked at $8.27M in Q4 2021. 870 funds tracked by Wall St. Rank hold EFX as of Q1 2026.

  • Walleye Trading held 104 shares of Equifax worth $18.7K as of Q1 2026.
  • Walleye Trading sold 9,434 Equifax shares in Q1 2026, an estimated $1.87M.
  • Equifax made up ﹤0.01% of Walleye Trading's portfolio in Q1 2026, its #3873 holding.
  • Walleye Trading first reported a position in Equifax in Q3 2013 and has held it in 24 quarters since.
  • Walleye Trading's Equifax position peaked at $8.27M in Q4 2021.
  • 870 funds tracked by Wall St. Rank held Equifax as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.