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ACMR

ACM Research, Inc.

Technology · $4.1B market cap

Verdict

Share price

$83.38

close of Oct 3, 2026

Fair value

$22.44

Sticker Price

Payback Price

$8.98

buy price

Overpriced

ACMR is Overpriced: at $83.38 it trades 272% above its fair value of $22.44. Its buy price (Payback Price) is $8.98, 89% below today's price. Business quality is strong: 4 of 5 key numbers clear the 10% bar.

How we valued it

Buffett Normalized. A profitable, growing business, so we project its earnings 10 years ahead and work out what that is worth today.

Business quality

4 of 5 clear the 10% bar. What are the Big Five?

Earnings per share growth41.7% a year✓
Equity per share growth49.7% a year✓
Sales growth46.1% a year✓
Free cash flow growth53.3% a year✓
Return on invested capital7.1%✗

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Superinvestors

3 of the investors we track hold ACMR. In Q2 2026, 1 opened a position and 1 trimmed. Who we track

Mason Hawkins

Southeastern Asset Management · as of Q2 2026

$17.7M

139,478 shares

Dodge & Cox Funds

Dodge & Cox Funds · as of Q2 2026

$14.8M

116,392 shares

Lee Ainslie

Maverick Capital · as of Q2 2026

$674K

5,315 shares

Moves in Q2 2026

New position: Lee Ainslie

Trimmed: Mason Hawkins

Insider activity

Since May 13, 2026: no open-market purchases, 15 sales worth $15.3M and 12 other filings (stock awards, tax withholding and similar). Why purchases matter

Sales

Wang David H

See Remarks · 2026-09-09

Sold

$85K

Wang David H

See Remarks · 2026-09-09

Sold

$369K

Wang David H

See Remarks · 2026-09-09

Sold

$882K

Wang David H

See Remarks · 2026-09-09

Sold

$1.4M

Wang David H

See Remarks · 2026-09-09

Sold

$2.5M

Show all 15 sales

Wang David H

See Remarks · 2026-09-08

Sold

$118K

Wang David H

See Remarks · 2026-09-08

Sold

$962K

Wang David H

See Remarks · 2026-09-08

Sold

$4.0M

Wang David H

See Remarks · 2026-09-08

Sold

$365K

McKechnie Mark

See Remarks · 2026-08-20

Sold

$873K

McKechnie Mark

See Remarks · 2026-08-20

Sold

$2.4M

McKechnie Mark

See Remarks · 2026-08-20

Sold

$1.0M

Dun Haiping

director · 2026-08-18

Sold

$33K

Dun Haiping

director · 2026-08-18

Sold

$276K

Dun Haiping

director · 2026-08-18

Sold

$96K

Other filings

Wang David H

See Remarks · 2026-09-09

Option exercise

$70K

Wang David H

See Remarks · 2026-09-08

Option exercise

$70K

McKechnie Mark

See Remarks · 2026-08-20

Option exercise

$589K

McKechnie Mark

See Remarks · 2026-08-20

Option exercise

$347K

Dun Haiping

director · 2026-08-18

Option exercise

$28K

Show all 12 other filings

Dun Haiping

director · 2026-08-12

Award

$70K

Dun Haiping

director · 2026-08-12

Award

$520K

Liu Tracy

director · 2026-08-12

Award

$70K

Liu Tracy

director · 2026-08-12

Award

$520K

Pappis Charles C

director · 2026-08-12

Award

$70K

Pappis Charles C

director · 2026-08-12

Award

$520K

Wang David H

See Remarks · 2026-05-13

Award

6,208 shares

About ACM Research, Inc.

ACM Research, Inc., along with its affiliated companies, is a global developer, manufacturer, and provider of specialized single-wafer wet cleaning systems. These crucial systems are designed to enhance manufacturing processes and improve the yield of integrated circuits across the globe. The company's innovative technological offerings include: Space Alternated Phase Shift (SAPS) technology: This system uniformly…

Semiconductors

Fair value and Payback Price are estimates from the company's reported financials, not investment advice. Prices as of the close of Oct 3, 2026. How the Payback Price works