DS
UCTT

David Shaw’s Ultra Clean Holdings UCTT Stock Holding History

David Shaw’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 		$1.7M Buy
+11,900
New +$1.05M ﹤0.01% 3342
2020
Q1 		– Sell
-135,000
Closed -$3.17M – 4281
2019
Q4 		$3.17M Hold
135,000
– – ﹤0.01% 2110
2019
Q3 		$1.98M Hold
135,000
– – ﹤0.01% 2359
2019
Q2 		$1.88M Hold
135,000
– – ﹤0.01% 2285
2019
Q1 		$1.4M Sell
135,000
-2,500
-2% -$26.8K ﹤0.01% 2398
2018
Q4 		$1.17M Buy
137,500
+37,900
+38% +$371K ﹤0.01% 2553
2018
Q3 		$1.25M Buy
+99,600
New +$1.45M ﹤0.01% 2534
2017
Q3 		– Sell
-40,000
Closed -$750K – 3618
2017
Q2 		$750K Buy
+40,000
New +$805K ﹤0.01% 2590

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

David Shaw's UCTT Position: Q2 2026 in Review

David Shaw reduced its Ultra Clean Holdings (UCTT) stake by 48% in Q2 2026, selling an estimated $49.6M and leaving 619,802 shares worth $88.4M. The position accounts for 0.04% of the portfolio, ranked #495.

David Shaw first reported a position in UCTT in Q2 2013 and has held it in 38 quarters since. 436 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

  • David Shaw held 619,802 shares of Ultra Clean Holdings worth $88.4M as of Q2 2026.
  • David Shaw sold 563,455 Ultra Clean Holdings shares in Q2 2026, an estimated $49.6M.
  • Ultra Clean Holdings made up 0.04% of David Shaw's portfolio in Q2 2026, its #495 holding.
  • David Shaw first reported a position in Ultra Clean Holdings in Q2 2013 and has held it in 38 quarters since.
  • 436 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.