Millennium Management
UCTT

Millennium Management’s Ultra Clean Holdings UCTT Stock Holding History

Millennium Management’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 		– Sell
-25,000
Closed -$1.55M – 6424
2026
Q1 		$1.55M Buy
+25,000
New +$1.28M ﹤0.01% 4084

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

Millennium Management's UCTT Position: Q2 2026 in Review

Millennium Management reduced its Ultra Clean Holdings (UCTT) stake by 43% in Q2 2026, selling an estimated $26.2M and leaving 388,205 shares worth $55.4M. The position accounts for 0.02% of the portfolio, ranked #834.

Millennium Management first reported a position in UCTT in Q2 2013 and has held it in 44 quarters since. 438 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

  • Millennium Management held 388,205 shares of Ultra Clean Holdings worth $55.4M as of Q2 2026.
  • Millennium Management sold 297,231 Ultra Clean Holdings shares in Q2 2026, an estimated $26.2M.
  • Ultra Clean Holdings made up 0.02% of Millennium Management's portfolio in Q2 2026, its #834 holding.
  • Millennium Management first reported a position in Ultra Clean Holdings in Q2 2013 and has held it in 44 quarters since.
  • 438 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

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