Is AORT or TNDM the better stock?

"Better" depends on your goal, and these two are not alike. TNDM is the larger company by market cap ($1.65B vs $1.41B). TNDM has been more active on our scanner (133 vs 35 alerts in 30 days). AORT has the smaller float (47.3M vs 68.4M), 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 AORT and TNDM?

The differences that matter: they are similar in size ($1.41B vs $1.65B); they trade at very different share prices ($28.04 vs $22.25); AORT sits at 31% of its 52-week range against 62% for TNDM; only AORT pays a dividend; our scanner flagged AORT 35 times in the last 30 days against 133 for TNDM. Everything above is measured from the latest completed session and SEC filings.

Which of AORT and TNDM is more active right now?

Right now AORT is at about 1.1x its normal volume and TNDM is at about 0.8x, so AORT 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

AORT vs TNDM

TheDesperateTrader.com· Side-by-side stock comparison

$AORT vs $TNDM 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.

$AORTArtivion, Inc.

$TNDMTandem Diabetes Care, Inc.

$28.04

Price

$22.25

-2.7%

Day change

-5.2%

$1.41B

Market cap

$1.65B

—

P/E ratio

—

0.43%

Dividend yield

—

47.3M

Free float

68.4M

99.9%

Institutional

99.9%

646K

Avg volume

2.0M

1.1x

Rel. volume

0.8x

31% of 52w

52-week range

62% of 52w

Scanner alerts 30d

133

—

Sector

SURGICAL & MEDICAL INSTRUMENTS & APPARATUS

AORT vs TNDM: the quick read

·TNDM is the larger company by market cap ($1.65B vs $1.41B).
·TNDM has been more active on our scanner (133 vs 35 alerts in 30 days).
·AORT has the smaller float (47.3M vs 68.4M), which tends to mean sharper, more volatile moves.
·TNDM draws far more of our scanner's attention, 133 unusual-volume alerts in 30 days against 35, so it is the more actively traded of the two by some distance.
·They are closely matched in size, within 17% of each other on market cap, which makes the rest of this table the interesting part.
·AORT pays a dividend and TNDM does not, which usually means one is being held for income and the other for the move.

Objective differences only. Not investment advice.

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Frequently asked questions

Everything you need to know comparing AORT and TNDM on TheDesperateTrader.

Is AORT or TNDM the better stock?: "Better" depends on your goal, and these two are not alike. TNDM is the larger company by market cap ($1.65B vs $1.41B). TNDM has been more active on our scanner (133 vs 35 alerts in 30 days). AORT has the smaller float (47.3M vs 68.4M), 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 AORT and TNDM?: The differences that matter: they are similar in size ($1.41B vs $1.65B); they trade at very different share prices ($28.04 vs $22.25); AORT sits at 31% of its 52-week range against 62% for TNDM; only AORT pays a dividend; our scanner flagged AORT 35 times in the last 30 days against 133 for TNDM. Everything above is measured from the latest completed session and SEC filings.
Which of AORT and TNDM is more active right now?: Right now AORT is at about 1.1x its normal volume and TNDM is at about 0.8x, so AORT 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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