ET
UCTT

Entropy Technologies’s Ultra Clean Holdings UCTT Stock Holding History

Entropy Technologies’s Portfolio UCTT Stock Details UCTT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.58M Buy
11,110
+1,984
+22% +$175K 0.06% 388
2026
Q1 		$567K Buy
+9,126
New +$468K 0.03% 560
2025
Q3 		– Sell
-9,677
Closed -$218K – 1102
2025
Q2 		$218K Buy
+9,677
New +$199K 0.02% 681

Other funds holding UCTT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Entropy Technologies's UCTT Position: Q2 2026 in Review

Entropy Technologies increased its Ultra Clean Holdings (UCTT) stake by 22% in Q2 2026, buying an estimated $175K and bringing the position to 11,110 shares worth $1.58M. The position accounts for 0.06% of the portfolio, ranked #388.

Entropy Technologies first reported a position in UCTT in Q2 2025 and has held it in 3 quarters since. 438 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

  • Entropy Technologies held 11,110 shares of Ultra Clean Holdings worth $1.58M as of Q2 2026.
  • Entropy Technologies bought 1,984 Ultra Clean Holdings shares in Q2 2026, an estimated $175K.
  • Ultra Clean Holdings made up 0.06% of Entropy Technologies's portfolio in Q2 2026, its #388 holding.
  • Entropy Technologies first reported a position in Ultra Clean Holdings in Q2 2025 and has held it in 3 quarters since.
  • 438 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

Based on Entropy Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.