MCM
ACMR icon

Massar Capital Management’s ACM Research ACMR Stock Holding History

Massar Capital Management’s Portfolio ACMR Stock Details ACMR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$628K Buy
+4,952
New +$350K 0.06% 133
2026
Q1 		– Sell
-54,135
Closed -$2.14M – 248
2025
Q4 		$2.14M Buy
+54,135
New +$2.02M 0.23% 73

Other funds holding ACMR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return
WA
WFM Asia Road Town, Tortola, British Virgin Islands $663M AUM 15.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Massar Capital Management's ACMR Position: Q2 2026 in Review

Massar Capital Management opened a new position in ACM Research (ACMR) in Q2 2026: 4,952 shares worth $628K. The stake represents 0.06% of the portfolio and ranks #133 among its holdings. This is a return to the name: Massar Capital Management previously reported a position in ACMR as recently as Q4 2025.

Massar Capital Management first reported a position in ACMR in Q4 2025 and has held it in 2 quarters since. The position peaked at $2.14M in Q4 2025. 376 funds tracked by Wall St. Rank hold ACMR as of Q2 2026.

  • Massar Capital Management held 4,952 shares of ACM Research worth $628K as of Q2 2026.
  • ACM Research was a new Massar Capital Management position in Q2 2026.
  • ACM Research made up 0.06% of Massar Capital Management's portfolio in Q2 2026, its #133 holding.
  • Massar Capital Management first reported a position in ACM Research in Q4 2025 and has held it in 2 quarters since.
  • Massar Capital Management's ACM Research position peaked at $2.14M in Q4 2025.
  • 376 funds tracked by Wall St. Rank held ACM Research as of Q2 2026.

Based on Massar Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.