Walleye Trading
UCTT icon

Walleye Trading’s Ultra Clean Holdings UCTT Stock Holding History

Walleye Trading’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 		$458K Buy
+3,213
New +$283K ﹤0.01% 2733
2024
Q1 		– Sell
-11,856
Closed -$405K – 5374
2023
Q4 		$405K Buy
+11,856
New +$330K ﹤0.01% 3242
2022
Q3 		– Sell
-1,387
Closed -$41K – 5570
2022
Q2 		$41K Sell
1,387
-8,279
-86% -$269K ﹤0.01% 4385
2022
Q1 		$410K Buy
+9,666
New +$463K ﹤0.01% 3111
2021
Q4 		– Sell
-2,289
Closed -$119K – 5897
2021
Q3 		$98K Sell
2,289
-3,486
-60% -$164K ﹤0.01% 4374
2021
Q2 		$310K Buy
5,775
+3,827
+196% +$205K ﹤0.01% 3450
2021
Q1 		$113K Buy
+1,948
New +$89.7K ﹤0.01% 4028
2020
Q4 		– Sell
-16,040
Closed -$344K – 4948
2020
Q3 		$344K Buy
+16,040
New +$389K ﹤0.01% 2564
2019
Q4 		– Sell
-7,516
Closed -$152K – 4652
2019
Q3 		$110K Buy
7,516
+4,478
+147% +$62.2K ﹤0.01% 3297
2019
Q2 		$42K Sell
3,038
-15,566
-84% -$198K ﹤0.01% 3602
2019
Q1 		$193K Sell
18,604
-8,533
-31% -$91.6K ﹤0.01% 3060
2018
Q4 		$230K Sell
27,137
-97,366
-78% -$952K ﹤0.01% 3265
2018
Q3 		$1.56M Buy
124,503
+119,707
+2,496% +$1.74M 0.01% 1599
2018
Q2 		$80K Buy
+4,796
New +$84.1K ﹤0.01% 4131
2018
Q1 		– Sell
-1,168
Closed -$24.6K – 4822
2017
Q4 		$27K Buy
+1,168
New +$29.9K ﹤0.01% 4136
2016
Q3 		– Sell
-3,100
Closed -$18K – 5435
2016
Q2 		$18K Buy
+3,100
New +$17.1K ﹤0.01% 4621
2015
Q4 		– Sell
-9,300
Closed -$53K – 5699
2015
Q3 		$53K Buy
+9,300
New +$61.4K ﹤0.01% 3467

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 $3.38T AUM 44.17% 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

Walleye Trading's UCTT Position: Q2 2026 in Review

Walleye Trading opened a new position in Ultra Clean Holdings (UCTT) in Q2 2026: 3,213 shares worth $458K. The stake represents ﹤0.01% of the portfolio and ranks #2733 among its holdings. This is a return to the name: Walleye Trading previously reported a position in UCTT as recently as Q4 2023.

Walleye Trading first reported a position in UCTT in Q3 2015 and has held it in 17 quarters since. The position peaked at $1.56M in Q3 2018. 438 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

  • Walleye Trading held 3,213 shares of Ultra Clean Holdings worth $458K as of Q2 2026.
  • Ultra Clean Holdings was a new Walleye Trading position in Q2 2026.
  • Ultra Clean Holdings made up ﹤0.01% of Walleye Trading's portfolio in Q2 2026, its #2733 holding.
  • Walleye Trading first reported a position in Ultra Clean Holdings in Q3 2015 and has held it in 17 quarters since.
  • Walleye Trading's Ultra Clean Holdings position peaked at $1.56M in Q3 2018.
  • 438 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

Based on Walleye Trading's 13F filing for Q2 2026, filed 3 Aug 2026.