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Last Close
Apr 28  •  04:00PM ET
49.53
Dollar change
-3.70
Percentage change
-6.95
%
Apr 27, 9:15 AMACM Research issues preliminary Q1 2026 revenue of $225–$230 million, up 31–33% year over year
Index
RUT
P/E
36.12
EPS (ttm)
1.37
Insider Own
16.37%
Shs Outstand
60.59M
Perf Week
-3.28%
Market Cap
3.26B
Forward P/E
18.40
EPS next Y
2.69
Insider Trans
-5.49%
Shs Float
54.97M
Perf Month
23.61%
Enterprise Value
2.85B
PEG
0.57
EPS next Q
0.26
Inst Own
71.13%
Perf Quarter
-8.19%
Income
94.08M
P/S
3.61
EPS this Y
23.87%
Inst Trans
6.91%
Perf Half Y
18.72%
Sales
901.31M
P/B
2.22
EPS next Y
34.96%
ROA
3.97%
Perf YTD
25.55%
Book/sh
22.32
P/C
2.79
EPS next 5Y
32.44%
ROE
7.94%
52W High
71.65 -30.87%
Perf Year
138.13%
Cash/sh
17.77
P/FCF
-
EPS past 3/5Y
32.24% 35.88%
ROIC
5.71%
52W Low
17.32 186.05%
Perf 3Y
429.73%
EV/EBITDA
22.67
Sales past 3/5Y
32.34% 41.91%
Gross Margin
44.39%
Volatility
6.42% 5.72%
Perf 5Y
76.60%
EV/Sales
3.16
EPS Y/Y TTM
-11.69%
Oper. Margin
12.14%
ATR (14)
3.38
Perf 10Y
-
Quick Ratio
2.33
Sales Y/Y TTM
15.24%
Profit Margin
10.44%
RSI (14)
50.23
Current Ratio
3.27
EPS Q/Q
-74.36%
SMA20
2.97%
Beta
1.85
Debt/Eq
0.20
Sales Q/Q
9.38%
SMA50
-1.43%
Rel Volume
0.80
Prev Close
53.23
Employees
2513
LT Debt/Eq
0.13
SMA200
20.50%
Avg Volume
1.33M
Price
49.53
IPO
Nov 03, 2017
Option/Short
Yes / Yes
Trades
Volume
1,068,165
Change
-6.95%
Date Action Analyst Rating Change Price Target Change
Feb-28-25Initiated JP Morgan Overweight $36
Feb-26-25Upgrade Craig Hallum Hold → Buy
Dec-05-24Downgrade Craig Hallum Buy → Hold $18
Dec-04-24Downgrade Needham Buy → Hold
Feb-29-24Upgrade Goldman Neutral → Buy $39
Jul-03-23Upgrade Jefferies Underperform → Buy $9 → $23.40
Mar-06-23Upgrade Morgan Stanley Underweight → Overweight
Feb-27-23Downgrade Jefferies Hold → Underperform $7 → $8
Feb-22-23Downgrade Morgan Stanley Equal-Weight → Underweight $10
Nov-07-22Upgrade Jefferies Underperform → Hold $8 → $7
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ACM Research, Inc. engages in the development, manufacture, and sale of single-wafer wet cleaning equipment. It supplies process solutions that semiconductor manufacturers can use in numerous manufacturing steps to remove particles, contaminants and other random defects, and thereby improve product yield. The company tools can be used in fabricating foundry, logic and memory chips including dynamic random-access memory, or DRAM, and 3D NAND-flash memory chips. The company was founded by David H. Wang and Hui Wang in January 1998 and is headquartered in Fremont, CA.
Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total SEC Form 4
Pappis Charles CDirectorApr 17 '26Option Exercise29.185,000145,9005,000Apr 21 04:30 PM
Pappis Charles CDirectorApr 17 '26Sale52.005,000260,0000Apr 21 04:30 PM
CHARLES PAPPISDirectorApr 17 '26Proposed Sale52.005,000260,001Apr 17 04:06 PM
McKechnie MarkSee RemarksMar 12 '26Option Exercise16.0898,5511,584,75960,900Mar 13 09:30 PM
McKechnie MarkSee RemarksMar 12 '26Sale45.5898,5514,491,952900Mar 13 09:30 PM
Wang David HSee RemarksMar 11 '26Option Exercise1.0060,00060,000862,708Mar 13 04:46 PM
Wang David HSee RemarksMar 12 '26Option Exercise1.0050,00050,000852,708Mar 13 04:46 PM
Wang David HSee RemarksMar 11 '26Sale47.9260,0002,875,482802,708Mar 13 04:46 PM
Wang David HSee RemarksMar 12 '26Sale45.5850,0002,278,923802,708Mar 13 04:46 PM
Liu TracyDirectorMar 10 '26Option Exercise1.0045,00045,000155,772Mar 12 04:30 PM
Liu TracyDirectorMar 11 '26Option Exercise1.0015,00015,000125,772Mar 12 04:30 PM
Liu TracyDirectorMar 10 '26Sale47.3845,0002,132,146110,772Mar 12 04:30 PM
Liu TracyDirectorMar 11 '26Sale47.9115,000718,636110,772Mar 12 04:30 PM
HUI WANGOfficerMar 12 '26Proposed Sale45.5850,0002,278,825Mar 12 04:27 PM
MARK A MCKECHNIEOfficerMar 12 '26Proposed Sale45.5898,5514,491,743Mar 12 04:09 PM
Dun HaipingDirectorMar 09 '26Option Exercise5.605,00028,0005,000Mar 11 04:30 PM
Dun HaipingDirectorMar 09 '26Sale43.475,000217,3630Mar 11 04:30 PM
TRACY DONG LIUDirectorMar 11 '26Proposed Sale47.9115,000718,666Mar 11 04:06 PM
HUI WANGOfficerMar 11 '26Proposed Sale47.9260,0002,875,386Mar 11 04:05 PM
TRACY DONG LIUDirectorMar 10 '26Proposed Sale47.3845,0002,132,248Mar 10 04:02 PM
Pappis Charles CDirectorMar 05 '26Option Exercise29.185,000145,9005,000Mar 09 04:30 PM
Pappis Charles CDirectorMar 05 '26Sale50.095,000250,4500Mar 09 04:30 PM
Feng LisaSee remarksMar 05 '26Option Exercise4.5515,00068,25065,001Mar 09 04:30 PM
Feng LisaSee remarksMar 06 '26Option Exercise4.5515,00068,25065,001Mar 09 04:30 PM
Feng LisaSee remarksMar 05 '26Sale50.0115,000750,13850,001Mar 09 04:30 PM
Feng LisaSee remarksMar 06 '26Sale46.0815,000691,15250,001Mar 09 04:30 PM
HAIPING DUNDirectorMar 09 '26Proposed Sale43.475,000217,344Mar 09 04:01 PM
LISA YI LU FENGOfficerMar 06 '26Proposed Sale46.0815,000691,173Mar 06 04:03 PM
CHARLES PAPPISDirectorMar 05 '26Proposed Sale50.105,000250,485Mar 05 04:05 PM
LISA YI LU FENGOfficerMar 05 '26Proposed Sale50.0115,000750,148Mar 05 04:01 PM
McKechnie MarkSee RemarksDec 08 '25Option Exercise25.4522,500572,62523,400Dec 08 09:00 PM
McKechnie MarkSee RemarksDec 04 '25Option Exercise4.558,75039,8129,650Dec 08 09:00 PM
McKechnie MarkSee RemarksDec 08 '25Sale35.4522,500797,625900Dec 08 09:00 PM
McKechnie MarkSee RemarksDec 04 '25Sale33.598,750293,882900Dec 08 09:00 PM
MARK A MCKECHNIEOfficerDec 08 '25Proposed Sale35.4522,500797,625Dec 08 04:27 PM
Wang David HSee RemarksDec 03 '25Option Exercise1.0070,00070,000872,708Dec 05 04:30 PM
Wang David HSee RemarksDec 04 '25Option Exercise1.0060,00060,000862,708Dec 05 04:30 PM
Wang David HSee RemarksDec 03 '25Sale33.0670,0002,314,112802,708Dec 05 04:30 PM
Wang David HSee RemarksDec 04 '25Sale34.1260,0002,047,365802,708Dec 05 04:30 PM
Chen FupingSee remarksDec 02 '25Option Exercise1.77100,000177,000100,000Dec 04 04:30 PM
Chen FupingSee remarksDec 03 '25Option Exercise1.7720,00035,40020,000Dec 04 04:30 PM
Chen FupingSee remarksDec 02 '25Sale33.20100,0003,320,0000Dec 04 04:30 PM
Chen FupingSee remarksDec 03 '25Sale33.0620,000661,1560Dec 04 04:30 PM
MARK A MCKECHNIEOfficerDec 04 '25Proposed Sale33.588,750293,856Dec 04 04:10 PM
HUI WANGOfficerDec 04 '25Proposed Sale34.1260,0002,047,410Dec 04 04:07 PM
FUPING CHENOfficerDec 03 '25Proposed Sale33.0620,000661,106Dec 03 04:06 PM
HUI WANGOfficerDec 03 '25Proposed Sale33.0670,0002,314,172Dec 03 04:05 PM
FUPING CHENOfficerDec 02 '25Proposed Sale33.20100,0003,320,010Dec 02 04:21 PM
Feng LisaSee remarksNov 12 '25Option Exercise5.6015,00084,00065,001Nov 14 04:30 PM
Feng LisaSee remarksNov 13 '25Option Exercise5.6015,00084,00065,001Nov 14 04:30 PM
Feng LisaSee remarksNov 13 '25Sale33.7715,000506,55050,001Nov 14 04:30 PM
Feng LisaSee remarksNov 12 '25Sale32.7615,000491,40050,001Nov 14 04:30 PM
LISA YI LU FENGOfficerNov 13 '25Proposed Sale33.7915,000506,796Nov 13 04:15 PM
LISA YI LU FENGOfficerNov 12 '25Proposed Sale32.7615,000491,408Nov 12 04:03 PM
Wang David HSee RemarksSep 08 '25Option Exercise1.00130,000130,000802,708Sep 30 09:33 PM
Liu TracyDirectorSep 17 '25Option Exercise1.0015,00015,000125,772Sep 19 04:30 PM
Liu TracyDirectorSep 17 '25Sale33.0015,000495,000110,772Sep 19 04:30 PM
Wang JianSee remarksSep 18 '25Option Exercise5.6030,000168,000283,158Sep 19 04:30 PM
Wang JianSee remarksSep 18 '25Sale35.0030,0001,050,000253,158Sep 19 04:30 PM
Cheav SothearaSee remarksSep 18 '25Option Exercise13.8910,000138,900110,002Sep 19 04:30 PM
Cheav SothearaSee remarksSep 18 '25Sale35.0010,000350,000100,002Sep 19 04:30 PM
JIAN WANGOfficerSep 18 '25Proposed Sale35.0030,0001,050,000Sep 18 04:20 PM
SOTHEARA CHEAVOfficerSep 18 '25Proposed Sale35.0010,000350,000Sep 18 04:05 PM
TRACY DONG LIUDirectorSep 17 '25Proposed Sale33.0015,000495,000Sep 17 04:06 PM
Wang David HSee RemarksSep 03 '25Option Exercise1.0070,00070,000742,708Sep 05 04:30 PM
Wang David HSee RemarksSep 04 '25Option Exercise1.0060,00060,000732,708Sep 05 04:30 PM
Wang David HSee RemarksSep 03 '25Sale26.7670,0001,873,387672,708Sep 05 04:30 PM
Wang David HSee RemarksSep 04 '25Sale26.4460,0001,586,400672,708Sep 05 04:30 PM
HUI WANGOfficerSep 04 '25Proposed Sale26.4460,0001,586,508Sep 04 04:11 PM
HUI WANGOfficerSep 03 '25Proposed Sale26.7770,0001,873,711Sep 03 04:03 PM
Cheav SothearaSee remarksAug 22 '25Option Exercise13.8911,152154,901111,154Aug 26 04:30 PM
Cheav SothearaSee remarksAug 22 '25Sale30.0011,152334,560100,002Aug 26 04:30 PM
Wang JianSee remarksAug 22 '25Option Exercise5.6030,000168,000283,158Aug 26 04:30 PM
Wang JianSee remarksAug 25 '25Option Exercise5.6030,000168,000283,158Aug 26 04:30 PM
Wang JianSee remarksAug 25 '25Sale32.0030,000960,000253,158Aug 26 04:30 PM
Wang JianSee remarksAug 22 '25Sale30.0030,000900,000253,158Aug 26 04:30 PM
JIAN WANGOfficerAug 25 '25Proposed Sale32.0030,000960,000Aug 25 04:19 PM
JIAN WANGOfficerAug 22 '25Proposed Sale30.0030,000900,012Aug 22 04:08 PM
SOTHEARA CHEAVOfficerAug 22 '25Proposed Sale30.0011,152334,560Aug 22 04:04 PM
Liu TracyDirectorJul 15 '25Option Exercise1.0015,00015,000125,772Jul 17 04:30 PM
Liu TracyDirectorJul 15 '25Sale30.0015,000450,000110,772Jul 17 04:30 PM
TRACY DONG LIUDirectorJul 15 '25Proposed Sale30.0015,000450,000Jul 15 04:10 PM
Feng LisaSee remarksJul 07 '25Option Exercise5.6015,00084,00065,001Jul 09 04:30 PM
Feng LisaSee remarksJul 07 '25Sale28.0015,000420,00050,001Jul 09 04:30 PM
LISA YI LU FENGOfficerJul 07 '25Proposed Sale28.0015,000420,000Jul 07 04:09 PM
Feng LisaSee remarksJun 24 '25Option Exercise5.6015,00084,00065,001Jun 26 04:30 PM
Feng LisaSee remarksJun 24 '25Sale26.0015,000390,00050,001Jun 26 04:30 PM
LISA YI LU FENGOfficerJun 24 '25Proposed Sale26.0015,000390,000Jun 24 04:16 PM
Wang David HSee RemarksMay 21 '25Option Exercise1.0070,00070,000742,708May 23 04:35 PM
Wang David HSee RemarksMay 22 '25Option Exercise1.0060,00060,000732,708May 23 04:35 PM
Wang David HSee RemarksMay 21 '25Sale23.6070,0001,652,004672,708May 23 04:35 PM
Wang David HSee RemarksMay 22 '25Sale22.6360,0001,357,800672,708May 23 04:35 PM
HUI WANGOfficerMay 22 '25Proposed Sale22.6360,0001,357,872May 22 04:03 PM
HUI WANGOfficerMay 21 '25Proposed Sale23.6070,0001,652,140May 21 04:05 PM
McKechnie MarkSee RemarksMay 14 '25Option Exercise5.6015,00084,00015,900May 16 04:30 PM
McKechnie MarkSee RemarksMay 14 '25Sale25.2215,000378,300900May 16 04:30 PM
MARK A MCKECHNIEOfficerMay 14 '25Proposed Sale25.2215,000378,294May 14 04:05 PM