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

Q: What does CUSIP 90385V107 represent in this 13F holders report?

CUSIP 90385V107 is the security identifier for UCTT - Ultra Clean Holdings, Inc. - Common stock, par value $0.001 per share used to aggregate holder disclosures.

Q: How many institutions held UCTT - Ultra Clean Holdings, Inc. - Common stock, par value $0.001 per share in Q1 2020?

172 institutional investors reported UCTT - Ultra Clean Holdings, Inc. - Common stock, par value $0.001 per share for Q1 2020. Use the holders table for investor-level position and value details.

CUSIP: 90385V107

Q1 2020 13F Holders as of 31 Mar 2020

Type / Class: Equity / Common stock, par value $0.001 per share
Shares outstanding: 45,482,214
Total 13F shares: 34,815,642
Share change: -279,999
Total reported value: $480,321,250
Put/Call ratio: 98%
Price per share: $13.80
Number of holders: 172
Value change: -$11,582,688
Number of buys: 91
Number of sells: 90

Security key

90385V107

Report period

Q1 2020

Institutions

172

Top holders

UCTT full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2020 Previous quarter: Q4 2019 Ultra Clean Holdings, Inc. SEC filings Ultra Clean Holdings, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 90385V107

Newer quarter: Q2 2020 Previous quarter: Q4 2019

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Ownership snapshot

Top shareholders of UCTT - Ultra Clean Holdings, Inc. - Common stock, par value $0.001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder

BlackRock Finance, Inc.

13D/G signal

—

Evidence rows

Latest as of

31 Dec 2019

13F Lead comparable stake: 13% Showing first 8 of 50 holder rows. Open remaining rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock Finance, Inc.	13F Company 13F	13%	$142,169,000 6,057,457 shares	—	31 Dec 2019
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	7.2%	$76,841,000 3,273,994 shares	—	31 Dec 2019
VANGUARD GROUP INC	13F Company 13F	5.9%	$62,475,000 2,661,854 shares	—	31 Dec 2019
FRONTIER CAPITAL MANAGEMENT CO LLC	13F Company 13F	4.1%	$43,916,000 1,871,171 shares	—	31 Dec 2019
Divisar Capital Management LLC	13F Company 13F	2.9%	$30,561,000 1,302,142 shares	—	31 Dec 2019
STATE STREET CORP	13F Company 13F	2.8%	$30,304,000 1,291,179 shares	—	31 Dec 2019
ROYCE & ASSOCIATES LP	13F Company 13F	2.7%	$28,671,000 1,221,601 shares	—	31 Dec 2019
AMERIPRISE FINANCIAL INC	13F Company 13F	2.1%	$22,792,000 971,193 shares	—	31 Dec 2019

Show 42 additional holder rows in the full holder list

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
PARADIGM CAPITAL MANAGEMENT INC/NY	13F Company 13F	2%	$20,853,000 888,500 shares	—	31 Dec 2019
DRIEHAUS CAPITAL MANAGEMENT LLC	13F Company 13F	1.9%	$20,175,000 859,603 shares	—	31 Dec 2019
Invesco Ltd.	13F Company 13F	1.7%	$17,846,000 760,371 shares	—	31 Dec 2019
Smith, Graham & Co., Investment Advisors, LP	13F Company 13F	1.4%	$15,338,000 653,501 shares	—	31 Dec 2019
PRUDENTIAL FINANCIAL INC	13F Company 13F	1.4%	$14,780,000 629,762 shares	—	31 Dec 2019
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	1.3%	$14,229,000 606,278 shares	—	31 Dec 2019
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	13F Company 13F	1.3%	$14,162,000 603,395 shares	—	31 Dec 2019
AWM Investment Company, Inc.	13F Company 13F	1.2%	$12,386,000 527,721 shares	—	31 Dec 2019
Bank of New York Mellon Corp	13F Company 13F	1.2%	$12,341,000 525,812 shares	—	31 Dec 2019
NORTHERN TRUST CORP	13F Company 13F	1.1%	$12,261,000 522,414 shares	—	31 Dec 2019
Pacific Ridge Capital Partners, LLC	13F Company 13F	1.1%	$12,147,000 517,553 shares	—	31 Dec 2019
THB ASSET MANAGEMENT	13F Company 13F	1%	$11,042,000 470,477 shares	—	31 Dec 2019
JPMORGAN CHASE & CO	13F Company 13F	0.9%	$9,654,000 411,340 shares	—	31 Dec 2019
VICTORY CAPITAL MANAGEMENT INC	13F Company 13F	0.87%	$9,258,000 394,456 shares	—	31 Dec 2019
Nuveen Asset Management, LLC	13F Company 13F	0.85%	$9,078,000 386,790 shares	—	31 Dec 2019
BANK OF MONTREAL /CAN/	13F Company 13F	0.77%	$8,272,000 352,441 shares	—	31 Dec 2019
PRINCIPAL FINANCIAL GROUP INC	13F Company 13F	0.74%	$7,883,000 335,866 shares	—	31 Dec 2019
PINNACLE ASSOCIATES LTD	13F Company 13F	0.71%	$7,542,000 321,344 shares	—	31 Dec 2019
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F Company 13F	0.56%	$6,001,000 255,700 shares	—	31 Dec 2019
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F Company 13F	0.53%	$5,699,000 242,815 shares	—	31 Dec 2019
GOLDMAN SACHS GROUP INC	13F Company 13F	0.52%	$5,599,000 238,559 shares	—	31 Dec 2019
ALLIANCEBERNSTEIN L.P.	13F Company 13F	0.52%	$5,582,000 237,825 shares	—	31 Dec 2019
MORGAN STANLEY	13F Company 13F	0.43%	$4,551,000 193,951 shares	—	31 Dec 2019
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F Company 13F	0.42%	$4,485,000 191,100 shares	—	31 Dec 2019
Allianz Asset Management GmbH	13F Company 13F	0.41%	$4,359,000 185,725 shares	—	31 Dec 2019
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F Company 13F	0.36%	$3,809,000 162,303 shares	—	31 Dec 2019
Informed Momentum Co LLC	13F Company 13F	0.33%	$3,549,000 151,225 shares	—	31 Dec 2019
Teton Advisors, Inc.	13F Company 13F	0.33%	$3,541,000 150,870 shares	—	31 Dec 2019
TWO SIGMA INVESTMENTS, LP	13F Company 13F	0.32%	$3,398,000 144,774 shares	—	31 Dec 2019
Employees Retirement System of Texas	13F Company 13F	0.31%	$3,356,000 143,000 shares	—	31 Dec 2019
G2 Investment Partners Management LLC	13F Company 13F	0.3%	$3,193,000 136,064 shares	—	31 Dec 2019
Walthausen & Co., LLC	13F Company 13F	0.3%	$3,156,000 134,470 shares	—	31 Dec 2019
RHUMBLINE ADVISERS	13F Company 13F	0.3%	$3,153,000 134,355 shares	—	31 Dec 2019
Lisanti Capital Growth, LLC	13F Company 13F	0.26%	$2,752,000 117,235 shares	—	31 Dec 2019
Cubist Systematic Strategies, LLC	13F Company 13F	0.24%	$2,550,000 108,632 shares	—	31 Dec 2019
ClariVest Asset Management LLC	13F Company 13F	0.24%	$2,510,000 106,909 shares	—	31 Dec 2019
A.R.T. Advisors, LLC	13F Company 13F	0.23%	$2,460,000 104,804 shares	—	31 Dec 2019
BNP PARIBAS FINANCIAL MARKETS	13F Company 13F	0.23%	$2,453,178 104,524 shares	—	31 Dec 2019
Legal & General Group Plc	13F Company 13F	0.23%	$2,445,000 104,165 shares	—	31 Dec 2019
BARCLAYS PLC	13F Company 13F	0.22%	$2,319,000 98,827 shares	—	31 Dec 2019
DEUTSCHE BANK AG\	13F Company 13F	0.22%	$2,317,000 98,769 shares	—	31 Dec 2019
WELLS FARGO & COMPANY/MN	13F Company 13F	0.22%	$2,315,000 98,630 shares	—	31 Dec 2019

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2020

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

172

34,815,642

Rows loaded

172

Investor	Option	Weight %	Change %	Reported value	* Price	Shares	Share Change	Activity	Report Period

* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. An asterisk next to the price means the price is likely invalid.

Compare Q1 2020 vs Q4 2019 Across Filers

Q4 2019 holders

178

Q1 2020 holders

172

Holder diff

-6

Investor	Q4 2019 Shares	Q1 2020 Shares	Share Diff	Share Chg %	Q4 2019 value	Q1 2020 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend