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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

RIO holding history

Rio Tinto PLC in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

RIO overviewAll 13F holders of RIOFull Q2 2026 holdings

Shares (Q1 2026)
0
Sold out in Q1 2026
Value
$0
% of portfolio
0.0%
Quarters held
16
Since Q2 2021
Holdings of RIO by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20260$00.0%−16,600−100.0%Sold outHolders
Q4 202516,600$1.33M<0.1%−45,800−73.4%ReducedHolders
Q3 202562,400$4.12M0.1%−145,461−70.0%ReducedHolders
Q2 2025207,861$12.1M0.3%+56,675+37.5%AddedHolders
Q1 2025151,186$9.08M0.3%+151,186NewHolders
Q3 20240$00.0%−24,810−100.0%Sold outHolders
Q2 202424,810$1.64M0.1%−6,370−20.4%ReducedHolders
Q1 202431,180$1.99M0.1%+29,600+1,873.4%AddedHolders
Q4 20231,580$117.0K<0.1%−61,221−97.5%ReducedHolders
Q3 202362,801$4.00M0.1%+45,836+270.2%AddedHolders
Q2 202316,965$1.08M<0.1%−37,208−68.7%ReducedHolders
Q1 202354,173$3.72M0.2%+45,364+515.0%AddedHolders
Q4 20228,809$627.0K<0.1%−9,894−52.9%ReducedHolders
Q3 202218,703$1.03M<0.1%−42,432−69.4%ReducedHolders
Q2 202261,135$3.73M0.1%+61,135NewHolders
Q1 20220$00.0%−219,384−100.0%Sold outHolders
Q4 2021219,384$14.7M0.5%+197,634+908.7%AddedHolders
Q3 202121,750$1.80M0.1%−2,310−9.6%ReducedHolders
Q2 202124,060$2.02M0.1%+24,060NewHolders