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UCTT

Numerai’s Ultra Clean Holdings UCTT Stock Holding History

Numerai’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 		$679K Sell
4,762
-3,400
-42% -$299K 0.06% 499
2026
Q1 		$508K Sell
8,162
-4,139
-34% -$212K 0.05% 516
2025
Q4 		$312K Sell
12,301
-37,244
-75% -$991K 0.04% 495
2025
Q3 		$1.35M Buy
49,545
+11,334
+30% +$279K 0.19% 161
2025
Q2 		$862K Buy
+38,211
New +$784K 0.12% 210

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

Numerai's UCTT Position: Q2 2026 in Review

Numerai reduced its Ultra Clean Holdings (UCTT) stake by 42% in Q2 2026, selling an estimated $299K and leaving 4,762 shares worth $679K. The position accounts for 0.06% of the portfolio, ranked #499.

Numerai first reported a position in UCTT in Q2 2025 and has held it in 5 quarters since. The position peaked at $1.35M in Q3 2025. 438 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

  • Numerai held 4,762 shares of Ultra Clean Holdings worth $679K as of Q2 2026.
  • Numerai sold 3,400 Ultra Clean Holdings shares in Q2 2026, an estimated $299K.
  • Ultra Clean Holdings made up 0.06% of Numerai's portfolio in Q2 2026, its #499 holding.
  • Numerai first reported a position in Ultra Clean Holdings in Q2 2025 and has held it in 5 quarters since.
  • Numerai's Ultra Clean Holdings position peaked at $1.35M in Q3 2025.
  • 438 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

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