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ATOM vs UMC
TheDesperateTrader.com· Side-by-side stock comparison
$ATOM vs $UMC 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.
$3.49
Price
$20.88
-8.3%
Day change
-6.7%
$136M
Market cap
$53.80B
—
P/E ratio
—
—
Dividend yield
1.92%
35.7M
Free float
2.51B
58.73%
Institutional
7.85%
436K
Avg volume
11.1M
1.7x
Rel. volume
1.2x
15% of 52w
52-week range
63% of 52w
44
Scanner alerts 30d
156
Semiconductors & Related Devices
Sector
Semiconductors & Related Devices
ATOM vs UMC: the quick read
- ·UMC is the larger company by market cap ($53.80B vs $136M).
- ·UMC has been more active on our scanner (156 vs 44 alerts in 30 days).
- ·ATOM has the smaller float (35.7M vs 2.51B), which tends to mean sharper, more volatile moves.
- ·Both are semiconductors & related devices names, so this is a like-for-like comparison and sector news tends to move them together.
- ·They trade in different worlds by share price: ATOM is a low-priced stock where a few cents is a real percentage move, while the other is priced for steadier increments.
- ·UMC draws far more of our scanner's attention, 156 unusual-volume alerts in 30 days against 44, so it is the more actively traded of the two by some distance.
- ·They are not really peers by size: UMC is more than 395x the market cap of ATOM, so the same dollar of news moves ATOM far harder.
- ·UMC pays a dividend and ATOM 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 ATOM and UMC on TheDesperateTrader.
- Is ATOM or UMC the better stock?
- "Better" depends on your goal, and these two are not alike. UMC is the larger company by market cap ($53.80B vs $136M). UMC has been more active on our scanner (156 vs 44 alerts in 30 days). ATOM has the smaller float (35.7M vs 2.51B), 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 ATOM and UMC?
- The differences that matter: UMC is roughly 395x the size of the other by market cap ($136M vs $53.80B); they trade at very different share prices ($3.49 vs $20.88); ATOM sits at 15% of its 52-week range against 63% for UMC; only UMC pays a dividend; our scanner flagged ATOM 44 times in the last 30 days against 156 for UMC. Everything above is measured from the latest completed session and SEC filings.
- Which of ATOM and UMC is more active right now?
- Right now ATOM is at about 1.7x its normal volume and UMC is at about 1.2x, so ATOM 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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Same sector, similar size. These are the peers each one is usually weighed against.
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