Jane Street
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Jane Street’s PIMCO RAFI Multi-Factor International Equity ETF MFDX Stock Holding History

Jane Street’s Portfolio MFDX Stock Details MFDX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$3.03M Buy
75,991
+16,603
+28% +$674K ﹤0.01% 4329
2025
Q4 		$2.28M Buy
59,388
+39,647
+201% +$1.49M ﹤0.01% 4557
2025
Q3 		$734K Sell
19,741
-47,548
-71% -$1.72M ﹤0.01% 6986
2025
Q2 		$2.42M Sell
67,289
-132,989
-66% -$4.48M ﹤0.01% 4113
2025
Q1 		$6.4M Buy
200,278
+873
+0.4% +$27.4K ﹤0.01% 2562
2024
Q4 		$5.89M Buy
199,405
+102,703
+106% +$3.16M ﹤0.01% 2456
2024
Q3 		$3.14M Buy
96,702
+52,122
+117% +$1.62M ﹤0.01% 3635
2024
Q2 		$1.35M Sell
44,580
-254,649
-85% -$7.73M ﹤0.01% 5194
2024
Q1 		$9.19M Buy
299,229
+277,729
+1,292% +$8.18M ﹤0.01% 1906
2023
Q4 		$627K Sell
21,500
-24,487
-53% -$670K ﹤0.01% 6374
2023
Q3 		$1.24M Sell
45,987
-220,002
-83% -$6.13M ﹤0.01% 4847
2023
Q2 		$7.49M Sell
265,989
-126,483
-32% -$3.52M ﹤0.01% 2232
2023
Q1 		$10.8M Buy
392,472
+120,330
+44% +$3.26M ﹤0.01% 1560
2022
Q4 		$6.98M Buy
272,142
+161,687
+146% +$3.97M ﹤0.01% 2048
2022
Q3 		$2.46M Buy
110,455
+92,621
+519% +$2.29M ﹤0.01% 3828
2022
Q2 		$450K Sell
17,834
-95,196
-84% -$2.56M ﹤0.01% 6924
2022
Q1 		$3.22M Sell
113,030
-58,233
-34% -$1.68M ﹤0.01% 3805
2021
Q4 		$5.04M Buy
171,263
+4,342
+3% +$128K ﹤0.01% 2846
2021
Q3 		$4.89M Buy
166,921
+110,162
+194% +$3.29M ﹤0.01% 2773
2021
Q2 		$1.69M Sell
56,759
-58,434
-51% -$1.73M ﹤0.01% 4685
2021
Q1 		$3.28M Buy
115,193
+101,516
+742% +$2.86M ﹤0.01% 3082
2020
Q4 		$373K Buy
+13,677
New +$350K ﹤0.01% 6123
2020
Q3 		– Sell
-61,821
Closed -$1.41M – 7612
2020
Q2 		$1.41M Sell
61,821
-16,772
-21% -$360K ﹤0.01% 3568
2020
Q1 		$1.55M Sell
78,593
-109,020
-58% -$2.59M ﹤0.01% 2280
2019
Q4 		$4.88M Buy
187,613
+41,878
+29% +$1.06M 0.01% 1110
2019
Q3 		$3.62M Sell
145,735
-38,282
-21% -$936K 0.01% 1246
2019
Q2 		$4.59M Buy
+184,017
New +$4.52M 0.01% 1109
2019
Q1 		– Sell
-18,016
Closed -$403K – 5382
2018
Q4 		$403K Sell
18,016
-85,436
-83% -$2.03M ﹤0.01% 3712
2018
Q3 		$2.68M Buy
103,452
+43,992
+74% +$1.13M 0.01% 1600
2018
Q2 		$1.54M Buy
59,460
+1,428
+2% +$38K ﹤0.01% 2236
2018
Q1 		$1.53M Sell
58,032
-93,706
-62% -$2.53M ﹤0.01% 2162
2017
Q4 		$4.06M Sell
151,738
-211,392
-58% -$5.54M 0.01% 1009
2017
Q3 		$9.36M Buy
+363,130
New +$9.28M 0.03% 544

Other funds holding MFDX

SC
Schiavi & Co Wilmington, Delaware $337M AUM 16.69% 1-Year Est. Return
FC
Financial Consulate Hunt Valley, Maryland $899M AUM 20.23% 1-Year Est. Return
SIM
Stratos Investment Management Beachwood, Ohio $2.49B AUM 17.24% 1-Year Est. Return
Mariner
Mariner Overland Park, Kansas $85.7B AUM 24.21% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $377B AUM 19.32% 1-Year Est. Return
AWM
Austin Wealth Management Austin, Texas $473M AUM 18.73% 1-Year Est. Return
IA
IFC Advisors Los Angeles, California $699M AUM 17.65% 1-Year Est. Return
Northwestern Mutual Wealth Management
Northwestern Mutual Wealth Management Milwaukee, Wisconsin $162B AUM 16.35% 1-Year Est. Return
EPW
Evolve Private Wealth Los Angeles, California $1.87B AUM
Janney Montgomery Scott
Janney Montgomery Scott Philadelphia, Pennsylvania $40.4B AUM 21.2% 1-Year Est. Return

Jane Street's MFDX Position: Q1 2026 in Review

Jane Street increased its PIMCO RAFI Multi-Factor International Equity ETF (MFDX) stake by 28% in Q1 2026, buying an estimated $674K and bringing the position to 75,991 shares worth $3.03M. The position accounts for ﹤0.01% of the portfolio, ranked #4329.

Jane Street first reported a position in MFDX in Q3 2017 and has held it in 33 quarters since. The position peaked at $10.8M in Q1 2023. 60 funds tracked by Wall St. Rank hold MFDX as of Q1 2026.

  • Jane Street held 75,991 shares of PIMCO RAFI Multi-Factor International Equity ETF worth $3.03M as of Q1 2026.
  • Jane Street bought 16,603 PIMCO RAFI Multi-Factor International Equity ETF shares in Q1 2026, an estimated $674K.
  • PIMCO RAFI Multi-Factor International Equity ETF made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #4329 holding.
  • Jane Street first reported a position in PIMCO RAFI Multi-Factor International Equity ETF in Q3 2017 and has held it in 33 quarters since.
  • Jane Street's PIMCO RAFI Multi-Factor International Equity ETF position peaked at $10.8M in Q1 2023.
  • 60 funds tracked by Wall St. Rank held PIMCO RAFI Multi-Factor International Equity ETF as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.