Is AMPH or PCRX the better stock?

"Better" depends on your goal, and these two are not alike. AMPH is the larger company by market cap ($1.02B vs $993M). PCRX has been more active on our scanner (28 vs 26 alerts in 30 days). PCRX has the smaller float (34.1M vs 42.2M), 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 AMPH and PCRX?

The differences that matter: they are similar in size ($1.02B vs $993M); they trade at very different share prices ($23.82 vs $24.48); AMPH sits at 56% of its 52-week range against 64% for PCRX; our scanner flagged AMPH 26 times in the last 30 days against 28 for PCRX. Everything above is measured from the latest completed session and SEC filings.

Which of AMPH and PCRX is more active right now?

Right now AMPH is at about 1.0x its normal volume and PCRX is at about 0.6x, so AMPH 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

AMPH vs PCRX

TheDesperateTrader.com· Side-by-side stock comparison

$AMPH vs $PCRX 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.

$AMPHAmphastar Pharmaceuticals, Inc.

$PCRXPacira BioSciences, Inc. Common Stock

$23.82

Price

$24.48

+0.0%

Day change

+0.0%

$1.02B

Market cap

$993M

—

P/E ratio

—

Dividend yield

—

42.2M

Free float

34.1M

73.10%

Institutional

99.9%

444K

Avg volume

639K

1.0x

Rel. volume

0.6x

56% of 52w

52-week range

64% of 52w

Scanner alerts 30d

Pharmaceutical Preparations

Sector

Pharmaceutical Preparations

AMPH vs PCRX: the quick read

·AMPH is the larger company by market cap ($1.02B vs $993M).
·PCRX has been more active on our scanner (28 vs 26 alerts in 30 days).
·PCRX has the smaller float (34.1M vs 42.2M), which tends to mean sharper, more volatile moves.
·Both are pharmaceutical preparations names, so this is a like-for-like comparison and sector news tends to move them together.
·Both stay busy on our scanner, 28 and 26 unusual-volume alerts over 30 days, so neither is the quiet one here.
·They are closely matched in size, within 3% of each other on market cap, which makes the rest of this table the interesting part.

Objective differences only. Not investment advice.

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Frequently asked questions

Everything you need to know comparing AMPH and PCRX on TheDesperateTrader.

Is AMPH or PCRX the better stock?: "Better" depends on your goal, and these two are not alike. AMPH is the larger company by market cap ($1.02B vs $993M). PCRX has been more active on our scanner (28 vs 26 alerts in 30 days). PCRX has the smaller float (34.1M vs 42.2M), 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 AMPH and PCRX?: The differences that matter: they are similar in size ($1.02B vs $993M); they trade at very different share prices ($23.82 vs $24.48); AMPH sits at 56% of its 52-week range against 64% for PCRX; our scanner flagged AMPH 26 times in the last 30 days against 28 for PCRX. Everything above is measured from the latest completed session and SEC filings.
Which of AMPH and PCRX is more active right now?: Right now AMPH is at about 1.0x its normal volume and PCRX is at about 0.6x, so AMPH 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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