Jane Street
UCTT

Jane Street’s Ultra Clean Holdings UCTT Stock Holding History

Jane Street’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 		$17M Buy
119,100
+64,200
+117% +$5.65M ﹤0.01% 2300
2026
Q1 		$3.41M Buy
54,900
+44,000
+404% +$2.26M ﹤0.01% 4118
2025
Q4 		$276K Sell
10,900
-7,600
-41% -$202K ﹤0.01% 9026
2025
Q3 		$504K Buy
+18,500
New +$455K ﹤0.01% 7843
2025
Q1 		– Sell
-7,100
Closed -$255K – 10652
2024
Q4 		$255K Buy
+7,100
New +$263K ﹤0.01% 7997
2024
Q2 		– Sell
-8,900
Closed -$409K – 10213
2024
Q1 		$409K Sell
8,900
-1,100
-11% -$44.7K ﹤0.01% 7052
2023
Q4 		$341K Buy
+10,000
New +$278K ﹤0.01% 7423
2023
Q2 		– Sell
-14,000
Closed -$464K – 9595
2023
Q1 		$464K Buy
14,000
+1,200
+9% +$39.7K ﹤0.01% 6444
2022
Q4 		$424K Sell
12,800
-8,600
-40% -$274K ﹤0.01% 6423
2022
Q3 		$551K Buy
21,400
+2,400
+13% +$73.5K ﹤0.01% 6516
2022
Q2 		$566K Sell
19,000
-23,500
-55% -$763K ﹤0.01% 6500
2022
Q1 		$1.8M Buy
42,500
+3,800
+10% +$182K ﹤0.01% 4947
2021
Q4 		$2.22M Buy
38,700
+4,200
+12% +$218K ﹤0.01% 4269
2021
Q3 		$1.47M Buy
34,500
+7,000
+25% +$330K ﹤0.01% 5117
2021
Q2 		$1.48M Buy
+27,500
New +$1.47M ﹤0.01% 4973
2018
Q1 		– Sell
-69,400
Closed -$1.6M – 5420
2017
Q4 		$1.6M Buy
+69,400
New +$1.78M ﹤0.01% 1803

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

Jane Street's UCTT Position: Q2 2026 in Review

Jane Street reduced its Ultra Clean Holdings (UCTT) stake by 99% in Q2 2026, selling an estimated $27.1M and leaving 1,970 shares worth $281K. The position accounts for ﹤0.01% of the portfolio, ranked #9363.

Jane Street first reported a position in UCTT in Q4 2013 and has held it in 27 quarters since. The position peaked at $19.3M in Q1 2026. 438 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

  • Jane Street held 1,970 shares of Ultra Clean Holdings worth $281K as of Q2 2026.
  • Jane Street sold 307,733 Ultra Clean Holdings shares in Q2 2026, an estimated $27.1M.
  • Ultra Clean Holdings made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #9363 holding.
  • Jane Street first reported a position in Ultra Clean Holdings in Q4 2013 and has held it in 27 quarters since.
  • Jane Street's Ultra Clean Holdings position peaked at $19.3M in Q1 2026.
  • 438 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

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