Assenagon Asset Management
UCTT

Assenagon Asset Management’s Ultra Clean Holdings UCTT Stock Holding History

Assenagon Asset 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 		$39.7M Buy
278,166
+136,732
+97% +$12M 0.05% 276
2026
Q1 		$8.79M Buy
141,434
+52,214
+59% +$2.68M 0.01% 486
2025
Q4 		$2.26M Hold
89,220
– – ﹤0.01% 806
2025
Q3 		$2.43M Sell
89,220
-1,338
-1% -$32.9K ﹤0.01% 788
2025
Q2 		$2.04M Sell
90,558
-71,924
-44% -$1.48M ﹤0.01% 769
2025
Q1 		$3.48M Sell
162,482
-53,711
-25% -$1.72M 0.01% 613
2024
Q4 		$7.77M Sell
216,193
-118,903
-35% -$4.4M 0.01% 571
2024
Q3 		$13.4M Buy
335,096
+274,628
+454% +$11.3M 0.02% 457
2024
Q2 		$2.96M Hold
60,468
– – 0.01% 780
2024
Q1 		$2.78M Sell
60,468
-61,058
-50% -$2.48M 0.01% 763
2023
Q4 		$4.15M Buy
121,526
+24,670
+25% +$686K 0.01% 685
2023
Q3 		$2.87M Buy
+96,856
New +$3.26M 0.01% 732
2023
Q2 		– Sell
-32,768
Closed -$1.09M – 1467
2023
Q1 		$1.09M Hold
32,768
– – ﹤0.01% 1021
2022
Q4 		$1.09M Sell
32,768
-10,601
-24% -$338K ﹤0.01% 1019
2022
Q3 		$1.12M Sell
43,369
-39
-0.1% -$1.19K ﹤0.01% 905
2022
Q2 		$1.29M Sell
43,408
-26,607
-38% -$863K ﹤0.01% 996
2022
Q1 		$2.97M Sell
70,015
-14,829
-17% -$710K 0.01% 691
2021
Q4 		$4.87M Buy
84,844
+38,359
+83% +$2M 0.01% 525
2021
Q3 		$1.98M Sell
46,485
-7,149
-13% -$337K 0.01% 695
2021
Q2 		$2.88M Buy
53,634
+41,644
+347% +$2.23M 0.01% 594
2021
Q1 		$696K Buy
+11,990
New +$552K ﹤0.01% 983

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

Assenagon Asset Management's UCTT Position: Q2 2026 in Review

Assenagon Asset Management increased its Ultra Clean Holdings (UCTT) stake by 97% in Q2 2026, buying an estimated $12M and bringing the position to 278,166 shares worth $39.7M. The position accounts for 0.05% of the portfolio, ranked #276.

Assenagon Asset Management first reported a position in UCTT in Q1 2021 and has held it in 21 quarters since. 438 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

  • Assenagon Asset Management held 278,166 shares of Ultra Clean Holdings worth $39.7M as of Q2 2026.
  • Assenagon Asset Management bought 136,732 Ultra Clean Holdings shares in Q2 2026, an estimated $12M.
  • Ultra Clean Holdings made up 0.05% of Assenagon Asset Management's portfolio in Q2 2026, its #276 holding.
  • Assenagon Asset Management first reported a position in Ultra Clean Holdings in Q1 2021 and has held it in 21 quarters since.
  • 438 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

Based on Assenagon Asset Management's 13F filing for Q2 2026, filed 8 Jul 2026.