Is RIO or PDD the better stock?

"Better" depends on your goal, and these two are not alike. RIO is the larger company by market cap ($132.26B vs $125.80B). PDD has been more active on our scanner (79 vs 30 alerts in 30 days). PDD has the smaller float (1.37B vs 1.63B), which tends to mean sharper, more volatile moves. Those are the measured differences, not a recommendation, and nothing here is investment advice.

What is the difference between RIO and PDD?

The differences that matter: they are similar in size ($132.26B vs $125.80B); they trade at very different share prices ($105.39 vs $88.58); RIO sits at 86% of its 52-week range against 25% for PDD; our scanner flagged RIO 30 times in the last 30 days against 79 for PDD. Everything above is measured from the latest completed session and SEC filings.

Which of RIO and PDD is more active right now?

Right now RIO is at about 1.2x its normal volume and PDD is at about 1.1x, so RIO is the one drawing unusual attention today. Relative volume (RVOL) compares a stock's volume to its own recent average, so it reads the same way for a megacap and a microcap and is the quickest way to tell which of two similar names is actually in play.

Is this comparison data live?

Prices and % changes are anchored to the latest completed session and split-adjusted, so a reverse split never shows as a fake move. Float is estimated from SEC filings and refreshed as new filings publish.

Compare

RIO vs PDD

TheDesperateTrader.com· Side-by-side stock comparison

$RIO vs $PDD head to head: price, market cap, valuation, dividend, free float, relative volume and how actively each trades. The bigger value in the size rows is bolded. Tap either ticker for its live chart, full ownership breakdown and real-time alerts.

$RIORio Tinto plc

$PDDPDD Holdings Inc. American Depositary Shares

$105.39

Price

$88.58

+0.1%

Day change

+0.2%

$132.26B

Market cap

$125.80B

—

P/E ratio

—

4.00%

Dividend yield

0.23%

1.63B

Free float

1.37B

10.23%

Institutional

8.22%

2.7M

Avg volume

6.1M

1.2x

Rel. volume

1.1x

86% of 52w

52-week range

25% of 52w

Scanner alerts 30d

UNKNOWN

Sector

UNKNOWN

RIO vs PDD: the quick read

·RIO is the larger company by market cap ($132.26B vs $125.80B).
·PDD has been more active on our scanner (79 vs 30 alerts in 30 days).
·PDD has the smaller float (1.37B vs 1.63B), which tends to mean sharper, more volatile moves.
·Both are unknown names, so this is a like-for-like comparison and sector news tends to move them together.
·Both stay busy on our scanner, 79 and 30 unusual-volume alerts over 30 days, so neither is the quiet one here.
·They are closely matched in size, within 5% of each other on market cap, which makes the rest of this table the interesting part.
·They have diverged badly over the year: RIO is near the top of its 52-week range while PDD is near the bottom of its own.
·Both pay a dividend, so this is one of the few pairs here where yield is a fair tiebreaker.

Objective differences only. Not investment advice.

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Frequently asked questions

Everything you need to know comparing RIO and PDD on TheDesperateTrader.

Is RIO or PDD the better stock?: "Better" depends on your goal, and these two are not alike. RIO is the larger company by market cap ($132.26B vs $125.80B). PDD has been more active on our scanner (79 vs 30 alerts in 30 days). PDD has the smaller float (1.37B vs 1.63B), which tends to mean sharper, more volatile moves. Those are the measured differences, not a recommendation, and nothing here is investment advice.
What is the difference between RIO and PDD?: The differences that matter: they are similar in size ($132.26B vs $125.80B); they trade at very different share prices ($105.39 vs $88.58); RIO sits at 86% of its 52-week range against 25% for PDD; our scanner flagged RIO 30 times in the last 30 days against 79 for PDD. Everything above is measured from the latest completed session and SEC filings.
Which of RIO and PDD is more active right now?: Right now RIO is at about 1.2x its normal volume and PDD is at about 1.1x, so RIO is the one drawing unusual attention today. Relative volume (RVOL) compares a stock's volume to its own recent average, so it reads the same way for a megacap and a microcap and is the quickest way to tell which of two similar names is actually in play.
Is this comparison data live?: Prices and % changes are anchored to the latest completed session and split-adjusted, so a reverse split never shows as a fake move. Float is estimated from SEC filings and refreshed as new filings publish.

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