ULTRA CLEAN HLDGS INC

Ticker: UCTT CUSIP: 90385V107 Class: Common Stock

ROYCE & ASSOCIATES LP's Holding History (CIK: 0000906304)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 1,098,693 Value ($000) $27,830 Avg Close $26.60 Range $21.49 - $31.11

Q3 2025

Shares 1,107,416 Value ($000) $30,177 Avg Close $24.59 Range $21.28 - $29.72

Q2 2025

Shares 1,033,544 Value ($000) $23,327 Avg Close $20.53 Range $16.66 - $23.22

Q1 2025

Shares 891,753 Value ($000) $19,092 Avg Close $31.93 Range $20.86 - $40.10

Q4 2024

Shares 927,688 Value ($000) $33,350 Avg Close $36.98 Range $32.08 - $41.84

Q3 2024

Shares 908,697 Value ($000) $36,284 Avg Close $41.01 Range $32.33 - $56.47

Q2 2024

Shares 845,396 Value ($000) $41,424 Avg Close $44.88 Range $38.16 - $50.51

Q1 2024

Shares 856,738 Value ($000) $39,359 Avg Close $40.62 Range $31.01 - $49.25

Q4 2023

Shares 810,868 Value ($000) $27,683 Avg Close $27.80 Range $22.15 - $35.54

Q3 2023

Shares 706,779 Value ($000) $20,970 Avg Close $33.70 Range $28.04 - $40.80

Q2 2023

Shares 734,654 Value ($000) $28,255 Avg Close $32.18 Range $26.59 - $39.15

Q1 2023

Shares 848,654 Value ($000) $28,141 Avg Close $33.07 Range $29.01 - $38.84

Q4 2022

Shares 872,736 Value ($000) $28,931 Avg Close $31.89 Range $23.32 - $39.10

Q3 2022

Shares 873,813 Value ($000) $22,501 Avg Close $30.61 Range $25.19 - $36.23

Q2 2022

Shares 831,413 Value ($000) $24,751 Avg Close $32.45 Range $27.74 - $43.13

Q1 2022

Shares 646,224 Value ($000) $27,393 Avg Close $47.86 Range $37.72 - $60.49

Q4 2021

Shares 646,324 Value ($000) $37,073 Avg Close $52.01 Range $40.97 - $60.84

Q3 2021

Shares 753,066 Value ($000) $32,081 Avg Close $47.15 Range $39.00 - $56.24

Q2 2021

Shares 819,174 Value ($000) $44,006 Avg Close $53.53 Range $44.18 - $65.33

Q1 2021

Shares 794,812 Value ($000) $46,131 Avg Close $46.05 Range $31.59 - $59.42

Q4 2020

Shares 899,761 Value ($000) $28,028 Avg Close $27.90 Range $21.08 - $37.02

Q3 2020

Shares 830,261 Value ($000) $17,817 Avg Close $24.28 Range $19.08 - $31.10

Q2 2020

Shares 984,075 Value ($000) $22,270 Avg Close $19.01 Range $12.37 - $24.86

Q1 2020

Shares 1,017,695 Value ($000) $14,044 Avg Close $21.23 Range $11.79 - $30.00

Q4 2019

Shares 1,221,601 Value ($000) $28,671 Avg Close $20.22 Range $13.94 - $24.24

Q3 2019

Shares 1,425,969 Value ($000) $20,869 Avg Close $13.88 Range $11.20 - $16.67

Q2 2019

Shares 1,440,030 Value ($000) $20,045 Avg Close $12.74 Range $10.50 - $14.82

Q1 2019

Shares 1,423,616 Value ($000) $14,734 Avg Close $10.73 Range $8.10 - $13.12

Q4 2018

Shares 1,033,736 Value ($000) $8,756 Avg Close $9.78 Range $6.94 - $13.00

Q3 2018

Shares 1,151,384 Value ($000) $14,450 Avg Close $14.54 Range $12.28 - $17.35

Q2 2018

Shares 873,884 Value ($000) $14,506 Avg Close $17.54 Range $15.36 - $19.59

Q1 2018

Shares 680,346 Value ($000) $13,097 Avg Close $21.09 Range $16.29 - $27.20

Q4 2017

Shares 533,104 Value ($000) $12,309 Avg Close $25.63 Range $18.86 - $34.59

Q3 2017

Shares 682,982 Value ($000) $20,913 Avg Close $23.64 Range $18.41 - $30.92

Q2 2017

Shares 916,756 Value ($000) $17,189 Avg Close $20.12 Range $14.93 - $26.21

Q1 2017

Shares 1,387,558 Value ($000) $23,408 Avg Close $13.27 Range $9.42 - $16.99

Q4 2016

Shares 1,612,908 Value ($000) $15,645 Avg Close $9.08 Range $7.06 - $10.65

Q3 2016

Shares 1,756,508 Value ($000) $13,016 Avg Close $6.56 Range $5.40 - $7.50

Q2 2016

Shares 1,779,508 Value ($000) $10,125 Avg Close $5.52 Range $4.95 - $6.07

Q1 2016

Shares 1,737,508 Value ($000) $9,313 Avg Close $5.07 Range $4.50 - $5.72

Q4 2015

Shares 1,871,008 Value ($000) $9,580 Avg Close $5.17 Range $4.60 - $5.91

Q3 2015

Shares 1,826,008 Value ($000) $10,481 Avg Close $6.60 Range $5.29 - $8.16

Q2 2015

Shares 1,898,908 Value ($000) $11,830 Avg Close $6.46 Range $5.26 - $7.51

Q1 2015

Shares 1,603,108 Value ($000) $11,462 Avg Close $8.80 Range $7.14 - $10.29

Q4 2014

Shares 1,536,508 Value ($000) $14,259 Avg Close $8.47 Range $7.32 - $9.51

Q3 2014

Shares 1,352,408 Value ($000) $12,104 Avg Close $9.32 Range $8.58 - $10.29

Q2 2014

Shares 1,320,076 Value ($000) $11,947 Avg Close $9.56 Range $7.62 - $13.89

Q1 2014

Shares 687,776 Value ($000) $9,044 Avg Close $12.49 Range $9.51 - $15.00

Q4 2013

Shares 978,818 Value ($000) $9,818 Avg Close $9.00 Range $6.53 - $10.66

Q3 2013

Shares 1,310,614 Value ($000) $9,056 Avg Close $6.67 Range $6.00 - $7.11

Q2 2013

Shares 1,603,373 Value ($000) $9,700 Avg Close $6.00 Range $4.52 - $6.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,098,693	$27,830	$26.60	$21.49 - $31.11
Q3 2025	1,107,416	$30,177	$24.59	$21.28 - $29.72
Q2 2025	1,033,544	$23,327	$20.53	$16.66 - $23.22
Q1 2025	891,753	$19,092	$31.93	$20.86 - $40.10
Q4 2024	927,688	$33,350	$36.98	$32.08 - $41.84
Q3 2024	908,697	$36,284	$41.01	$32.33 - $56.47
Q2 2024	845,396	$41,424	$44.88	$38.16 - $50.51
Q1 2024	856,738	$39,359	$40.62	$31.01 - $49.25
Q4 2023	810,868	$27,683	$27.80	$22.15 - $35.54
Q3 2023	706,779	$20,970	$33.70	$28.04 - $40.80
Q2 2023	734,654	$28,255	$32.18	$26.59 - $39.15
Q1 2023	848,654	$28,141	$33.07	$29.01 - $38.84
Q4 2022	872,736	$28,931	$31.89	$23.32 - $39.10
Q3 2022	873,813	$22,501	$30.61	$25.19 - $36.23
Q2 2022	831,413	$24,751	$32.45	$27.74 - $43.13
Q1 2022	646,224	$27,393	$47.86	$37.72 - $60.49
Q4 2021	646,324	$37,073	$52.01	$40.97 - $60.84
Q3 2021	753,066	$32,081	$47.15	$39.00 - $56.24
Q2 2021	819,174	$44,006	$53.53	$44.18 - $65.33
Q1 2021	794,812	$46,131	$46.05	$31.59 - $59.42
Q4 2020	899,761	$28,028	$27.90	$21.08 - $37.02
Q3 2020	830,261	$17,817	$24.28	$19.08 - $31.10
Q2 2020	984,075	$22,270	$19.01	$12.37 - $24.86
Q1 2020	1,017,695	$14,044	$21.23	$11.79 - $30.00
Q4 2019	1,221,601	$28,671	$20.22	$13.94 - $24.24
Q3 2019	1,425,969	$20,869	$13.88	$11.20 - $16.67
Q2 2019	1,440,030	$20,045	$12.74	$10.50 - $14.82
Q1 2019	1,423,616	$14,734	$10.73	$8.10 - $13.12
Q4 2018	1,033,736	$8,756	$9.78	$6.94 - $13.00
Q3 2018	1,151,384	$14,450	$14.54	$12.28 - $17.35
Q2 2018	873,884	$14,506	$17.54	$15.36 - $19.59
Q1 2018	680,346	$13,097	$21.09	$16.29 - $27.20
Q4 2017	533,104	$12,309	$25.63	$18.86 - $34.59
Q3 2017	682,982	$20,913	$23.64	$18.41 - $30.92
Q2 2017	916,756	$17,189	$20.12	$14.93 - $26.21
Q1 2017	1,387,558	$23,408	$13.27	$9.42 - $16.99
Q4 2016	1,612,908	$15,645	$9.08	$7.06 - $10.65
Q3 2016	1,756,508	$13,016	$6.56	$5.40 - $7.50
Q2 2016	1,779,508	$10,125	$5.52	$4.95 - $6.07
Q1 2016	1,737,508	$9,313	$5.07	$4.50 - $5.72
Q4 2015	1,871,008	$9,580	$5.17	$4.60 - $5.91
Q3 2015	1,826,008	$10,481	$6.60	$5.29 - $8.16
Q2 2015	1,898,908	$11,830	$6.46	$5.26 - $7.51
Q1 2015	1,603,108	$11,462	$8.80	$7.14 - $10.29
Q4 2014	1,536,508	$14,259	$8.47	$7.32 - $9.51
Q3 2014	1,352,408	$12,104	$9.32	$8.58 - $10.29
Q2 2014	1,320,076	$11,947	$9.56	$7.62 - $13.89
Q1 2014	687,776	$9,044	$12.49	$9.51 - $15.00
Q4 2013	978,818	$9,818	$9.00	$6.53 - $10.66
Q3 2013	1,310,614	$9,056	$6.67	$6.00 - $7.11
Q2 2013	1,603,373	$9,700	$6.00	$4.52 - $6.45