Ultra Clean Holdings, Inc. - Common stock, par value $0.001 per share (UCTT) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common stock, par value $0.001 per share
Symbol
UCTT on Nasdaq
Shares outstanding
45,150,213
Price per share
$25.33
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
42,107,281
Total reported value
$1,147,436,404
% of total 13F portfolios
0%
Share change
-132,491
Value change
-$1,263,231
Number of holders
236
Price from insider filings
$25.33
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Ultra Clean Holdings, Inc. - Common stock, par value $0.001 per share (UCTT) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 15% $129,566,035 6,748,231 BlackRock, Inc. 31 Mar 2025
SHAPIRO CAPITAL MANAGEMENT LLC 9% +48% $78,401,357 +$25,672,742 4,083,404 +49% SHAPIRO CAPITAL MANAGEMENT LLC 31 Mar 2025
FRONTIER CAPITAL MANAGEMENT CO LLC 6.1% +25% $62,161,459 +$12,999,846 2,754,163 +26% FRONTIER CAPITAL MANAGEMENT CO.,LLC 30 Jun 2025
DIMENSIONAL FUND ADVISORS LP 4.7% -6% $48,298,829 -$2,766,224 2,139,957 -5.4% Dimensional Fund Advisors LP 30 Jun 2025
Swedbank Robur Fonder AB 2.7% $23,255,366 1,211,217 Swedbank Robur Fonder AB 30 Sep 2024

As of 30 Sep 2025, 236 institutional investors reported holding 42,107,281 shares of Ultra Clean Holdings, Inc. - Common stock, par value $0.001 per share (UCTT). This represents 93% of the company’s total 45,150,213 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Ultra Clean Holdings, Inc. - Common stock, par value $0.001 per share (UCTT) together control 78% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 15% 6,708,680 -1.1% 0% $182,811,531
VANGUARD GROUP INC 10% 4,697,676 +1.5% 0% $128,011,671
SHAPIRO CAPITAL MANAGEMENT LLC 8.2% 3,690,035 -11% 4.4% $100,553,454
FRONTIER CAPITAL MANAGEMENT CO LLC 6.7% 3,033,270 +10% 0.74% $82,656,603
Invesco Ltd. 4.6% 2,084,427 +8.9% 0.01% $56,800,636
DIMENSIONAL FUND ADVISORS LP 4.3% 1,942,614 -9.2% 0.01% $52,934,677
STATE STREET CORP 3.9% 1,764,551 +1.6% 0% $48,084,015
GEODE CAPITAL MANAGEMENT, LLC 2.5% 1,118,148 -0.42% 0% $30,473,149
ROYCE & ASSOCIATES LP 2.5% 1,107,416 +7.1% 0.3% $30,177,086
Divisar Capital Management LLC 2.3% 1,052,554 -26% 7.8% $28,682,097
D. E. Shaw & Co., Inc. 1.8% 815,027 -5.7% 0.02% $22,209,486
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.7% 777,101 +5.4% 0% $21,176,002
MORGAN STANLEY 1.5% 682,064 -11% 0% $18,586,257
PARADIGM CAPITAL MANAGEMENT INC/NY 1.5% 658,200 -7.1% 0.78% $17,935,950
Bank of New York Mellon Corp 1.4% 631,468 +40% 0% $17,207,506
OBERWEIS ASSET MANAGEMENT INC/ 1.4% 613,300 0% 0.64% $16,712,425
JPMORGAN CHASE & CO 1.3% 589,055 +91% 0% $16,051,750
GOLDMAN SACHS GROUP INC 1.2% 559,027 +177% 0% $15,233,486
Goodman Financial Corp 1.2% 538,008 -0.71% 2.9% $14,660,718
NORTHERN TRUST CORP 1.1% 484,740 +0.32% 0% $13,209,166
First Eagle Investment Management, LLC 0.89% 402,569 +12% 0.02% $10,970,005
BNP PARIBAS FINANCIAL MARKETS 0.87% 394,705 0% 0.01% $10,755,711
PINNACLE ASSOCIATES LTD 0.87% 393,676 +56% 0.14% $10,727,671
Dana Investment Advisors, Inc. 0.79% 355,350 -0.28% 0.28% $9,683,288
Driehaus Capital Management LLC 0.71% 321,969 0.06% $8,773,655

Institutional Holders of Ultra Clean Holdings, Inc. - Common stock, par value $0.001 per share (UCTT) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 934,789 $23,763,443 +$2,810,464 $25.33 11
2025 Q3 42,107,281 $1,147,436,404 -$1,263,231 $27.25 236
2025 Q2 42,117,008 $950,616,946 +$5,489,078 $22.57 227
2025 Q1 41,784,077 $894,202,862 -$446,813 $21.41 223
2024 Q4 41,557,030 $1,494,408,787 +$28,692,244 $35.95 229
2024 Q3 40,387,413 $1,610,862,711 -$51,943,011 $39.93 246
2024 Q2 41,083,478 $2,013,456,604 +$9,499,461 $49.00 216
2024 Q1 40,921,838 $1,879,492,158 +$49,137,737 $45.94 200
2023 Q4 40,310,226 $1,376,559,065 +$17,245,047 $34.14 194
2023 Q3 40,090,698 $1,188,834,231 -$4,119,032 $29.67 201
2023 Q2 40,145,647 $1,543,217,621 +$5,625,042 $38.46 198
2023 Q1 40,066,391 $1,327,708,790 +$5,121,102 $33.16 203
2022 Q4 40,088,707 $1,329,445,550 +$34,219,709 $33.15 212
2022 Q3 39,127,233 $1,008,427,447 +$11,235,754 $25.75 199
2022 Q2 38,481,463 $1,146,359,578 +$17,219,538 $29.77 224
2022 Q1 37,663,904 $1,596,328,671 -$5,198,827 $42.39 248
2021 Q4 37,634,227 $2,158,570,250 +$18,407,465 $57.36 268
2021 Q3 37,334,468 $1,590,401,358 -$52,499,372 $42.60 230
2021 Q2 38,154,193 $2,049,721,085 +$154,253,781 $53.72 257
2021 Q1 35,311,728 $2,048,428,315 +$66,461,284 $58.04 233
2020 Q4 35,208,064 $1,097,913,370 +$103,821,084 $31.15 219
2020 Q3 32,389,576 $695,700,758 -$36,044,481 $21.46 196
2020 Q2 33,970,362 $769,190,686 -$11,098,097 $22.63 195
2020 Q1 34,815,642 $480,321,250 -$11,582,688 $13.80 172
2019 Q4 35,197,358 $826,089,056 +$49,801,387 $23.47 178
2019 Q3 33,181,123 $485,708,153 -$17,042,819 $14.64 156
2019 Q2 34,471,850 $479,715,569 -$13,420,424 $13.92 147
2019 Q1 35,838,794 $370,964,295 +$1,155,638 $10.35 149
2018 Q4 35,970,155 $304,603,586 +$21,397,164 $8.47 148
2018 Q3 32,597,259 $409,038,339 -$6,070,081 $12.55 158
2018 Q2 32,205,945 $534,452,265 -$33,721,849 $16.60 174
2018 Q1 33,725,674 $649,023,319 +$131,039,446 $19.25 192
2017 Q4 26,609,106 $614,355,324 +$9,890,903 $23.09 169
2017 Q3 25,340,334 $775,668,701 -$7,708,438 $30.62 157
2017 Q2 25,972,224 $486,893,288 -$19,497,764 $18.75 139
2017 Q1 27,240,087 $459,527,936 +$100,549,666 $16.87 134
2016 Q4 24,952,080 $242,045,255 +$24,322,913 $9.70 112
2016 Q3 21,728,107 $161,111,660 +$661,836 $7.41 87
2016 Q2 21,667,644 $123,285,080 +$2,232,662 $5.69 87
2016 Q1 21,262,734 $113,975,911 -$2,580,344 $5.36 79
2015 Q4 21,816,738 $111,705,340 -$5,368,797 $5.12 84
2015 Q3 22,800,765 $130,887,517 +$795,850 $5.74 102
2015 Q2 22,554,566 $140,515,758 -$7,077,910 $6.23 86
2015 Q1 23,370,713 $167,099,230 +$6,476,225 $7.15 99
2014 Q4 22,511,358 $208,884,801 -$528,984 $9.28 104
2014 Q3 22,845,702 $204,460,298 +$823,572 $8.95 113
2014 Q2 22,746,643 $205,868,226 -$13,338,622 $9.05 115
2014 Q1 23,349,589 $307,040,543 +$52,845,563 $13.15 120