ULTRA CLEAN HLDGS INC

Ticker: UCTT CUSIP: 90385V107 Class: Common Stock

RHUMBLINE ADVISERS's Holding History (CIK: 0001115418)

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

Q4 2025

Shares 126,457 Value ($000) $3,203 Avg Close $26.60 Range $21.49 - $31.11

Q3 2025

Shares 134,138 Value ($000) $3,655 Avg Close $24.59 Range $21.28 - $29.72

Q2 2025

Shares 138,406 Value ($000) $3,124 Avg Close $20.53 Range $16.66 - $23.22

Q1 2025

Shares 126,098 Value ($000) $2,700 Avg Close $31.93 Range $20.86 - $40.10

Q4 2024

Shares 127,713 Value ($000) $4,591 Avg Close $36.98 Range $32.08 - $41.84

Q3 2024

Shares 126,582 Value ($000) $5,054 Avg Close $41.01 Range $32.33 - $56.47

Q2 2024

Shares 131,823 Value ($000) $6,459 Avg Close $44.88 Range $38.16 - $50.51

Q1 2024

Shares 141,939 Value ($000) $6,521 Avg Close $40.62 Range $31.01 - $49.25

Q4 2023

Shares 141,626 Value ($000) $4,835 Avg Close $27.80 Range $22.15 - $35.54

Q3 2023

Shares 138,509 Value ($000) $4,110 Avg Close $33.70 Range $28.04 - $40.80

Q2 2023

Shares 139,637 Value ($000) $5,370 Avg Close $32.18 Range $26.59 - $39.15

Q1 2023

Shares 140,984 Value ($000) $5 Avg Close $33.07 Range $29.01 - $38.84

Q4 2022

Shares 134,597 Value ($000) $4 Avg Close $31.89 Range $23.32 - $39.10

Q3 2022

Shares 128,946 Value ($000) $3,320 Avg Close $30.61 Range $25.19 - $36.23

Q2 2022

Shares 123,913 Value ($000) $3,689 Avg Close $32.45 Range $27.74 - $43.13

Q1 2022

Shares 109,389 Value ($000) $4,637 Avg Close $47.86 Range $37.72 - $60.49

Q4 2021

Shares 101,009 Value ($000) $5,794 Avg Close $52.01 Range $40.97 - $60.84

Q3 2021

Shares 101,696 Value ($000) $4,332 Avg Close $47.15 Range $39.00 - $56.24

Q2 2021

Shares 116,761 Value ($000) $6,272 Avg Close $53.53 Range $44.18 - $65.33

Q1 2021

Shares 113,122 Value ($000) $6,566 Avg Close $46.05 Range $31.59 - $59.42

Q4 2020

Shares 110,496 Value ($000) $3,442 Avg Close $27.90 Range $21.08 - $37.02

Q3 2020

Shares 108,125 Value ($000) $2,320 Avg Close $24.28 Range $19.08 - $31.10

Q2 2020

Shares 117,689 Value ($000) $2,663 Avg Close $19.01 Range $12.37 - $24.86

Q1 2020

Shares 142,735 Value ($000) $1,970 Avg Close $21.23 Range $11.79 - $30.00

Q4 2019

Shares 134,355 Value ($000) $3,153 Avg Close $20.22 Range $13.94 - $24.24

Q3 2019

Shares 126,297 Value ($000) $1,848 Avg Close $13.88 Range $11.20 - $16.67

Q2 2019

Shares 117,515 Value ($000) $1,636 Avg Close $12.74 Range $10.50 - $14.82

Q1 2019

Shares 113,955 Value ($000) $1,179 Avg Close $10.73 Range $8.10 - $13.12

Q4 2018

Shares 113,098 Value ($000) $958 Avg Close $9.78 Range $6.94 - $13.00

Q3 2018

Shares 94,049 Value ($000) $1,180 Avg Close $14.54 Range $12.28 - $17.35

Q2 2018

Shares 93,917 Value ($000) $1,559 Avg Close $17.54 Range $15.36 - $19.59

Q1 2018

Shares 86,814 Value ($000) $1,671 Avg Close $21.09 Range $16.29 - $27.20

Q4 2017

Shares 32,028 Value ($000) $740 Avg Close $25.63 Range $18.86 - $34.59

Q3 2017

Shares 37,944 Value ($000) $1,162 Avg Close $23.64 Range $18.41 - $30.92

Q2 2017

Shares 37,929 Value ($000) $711 Avg Close $20.12 Range $14.93 - $26.21

Q1 2017

Shares 41,769 Value ($000) $705 Avg Close $13.27 Range $9.42 - $16.99

Q4 2016

Shares 40,336 Value ($000) $391 Avg Close $9.08 Range $7.06 - $10.65

Q3 2016

Shares 38,163 Value ($000) $283 Avg Close $6.56 Range $5.40 - $7.50

Q2 2016

Shares 37,463 Value ($000) $213 Avg Close $5.52 Range $4.95 - $6.07

Q1 2016

Shares 50,363 Value ($000) $270 Avg Close $5.07 Range $4.50 - $5.72

Q4 2015

Shares 45,928 Value ($000) $235 Avg Close $5.17 Range $4.60 - $5.91

Q3 2015

Shares 44,253 Value ($000) $254 Avg Close $6.60 Range $5.29 - $8.16

Q2 2015

Shares 41,913 Value ($000) $261 Avg Close $6.46 Range $5.26 - $7.51

Q1 2015

Shares 38,453 Value ($000) $275 Avg Close $8.80 Range $7.14 - $10.29

Q4 2014

Shares 37,053 Value ($000) $344 Avg Close $8.47 Range $7.32 - $9.51

Q3 2014

Shares 32,478 Value ($000) $291 Avg Close $9.32 Range $8.58 - $10.29

Q2 2014

Shares 32,478 Value ($000) $294 Avg Close $9.56 Range $7.62 - $13.89

Q1 2014

Shares 31,255 Value ($000) $411 Avg Close $12.49 Range $9.51 - $15.00

Q4 2013

Shares 32,415 Value ($000) $325 Avg Close $9.00 Range $6.53 - $10.66

Q3 2013

Shares 34,415 Value ($000) $238 Avg Close $6.67 Range $6.00 - $7.11

Q2 2013

Shares 34,658 Value ($000) $210 Avg Close $6.00 Range $4.52 - $6.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	126,457	$3,203	$26.60	$21.49 - $31.11
Q3 2025	134,138	$3,655	$24.59	$21.28 - $29.72
Q2 2025	138,406	$3,124	$20.53	$16.66 - $23.22
Q1 2025	126,098	$2,700	$31.93	$20.86 - $40.10
Q4 2024	127,713	$4,591	$36.98	$32.08 - $41.84
Q3 2024	126,582	$5,054	$41.01	$32.33 - $56.47
Q2 2024	131,823	$6,459	$44.88	$38.16 - $50.51
Q1 2024	141,939	$6,521	$40.62	$31.01 - $49.25
Q4 2023	141,626	$4,835	$27.80	$22.15 - $35.54
Q3 2023	138,509	$4,110	$33.70	$28.04 - $40.80
Q2 2023	139,637	$5,370	$32.18	$26.59 - $39.15
Q1 2023	140,984	$5	$33.07	$29.01 - $38.84
Q4 2022	134,597	$4	$31.89	$23.32 - $39.10
Q3 2022	128,946	$3,320	$30.61	$25.19 - $36.23
Q2 2022	123,913	$3,689	$32.45	$27.74 - $43.13
Q1 2022	109,389	$4,637	$47.86	$37.72 - $60.49
Q4 2021	101,009	$5,794	$52.01	$40.97 - $60.84
Q3 2021	101,696	$4,332	$47.15	$39.00 - $56.24
Q2 2021	116,761	$6,272	$53.53	$44.18 - $65.33
Q1 2021	113,122	$6,566	$46.05	$31.59 - $59.42
Q4 2020	110,496	$3,442	$27.90	$21.08 - $37.02
Q3 2020	108,125	$2,320	$24.28	$19.08 - $31.10
Q2 2020	117,689	$2,663	$19.01	$12.37 - $24.86
Q1 2020	142,735	$1,970	$21.23	$11.79 - $30.00
Q4 2019	134,355	$3,153	$20.22	$13.94 - $24.24
Q3 2019	126,297	$1,848	$13.88	$11.20 - $16.67
Q2 2019	117,515	$1,636	$12.74	$10.50 - $14.82
Q1 2019	113,955	$1,179	$10.73	$8.10 - $13.12
Q4 2018	113,098	$958	$9.78	$6.94 - $13.00
Q3 2018	94,049	$1,180	$14.54	$12.28 - $17.35
Q2 2018	93,917	$1,559	$17.54	$15.36 - $19.59
Q1 2018	86,814	$1,671	$21.09	$16.29 - $27.20
Q4 2017	32,028	$740	$25.63	$18.86 - $34.59
Q3 2017	37,944	$1,162	$23.64	$18.41 - $30.92
Q2 2017	37,929	$711	$20.12	$14.93 - $26.21
Q1 2017	41,769	$705	$13.27	$9.42 - $16.99
Q4 2016	40,336	$391	$9.08	$7.06 - $10.65
Q3 2016	38,163	$283	$6.56	$5.40 - $7.50
Q2 2016	37,463	$213	$5.52	$4.95 - $6.07
Q1 2016	50,363	$270	$5.07	$4.50 - $5.72
Q4 2015	45,928	$235	$5.17	$4.60 - $5.91
Q3 2015	44,253	$254	$6.60	$5.29 - $8.16
Q2 2015	41,913	$261	$6.46	$5.26 - $7.51
Q1 2015	38,453	$275	$8.80	$7.14 - $10.29
Q4 2014	37,053	$344	$8.47	$7.32 - $9.51
Q3 2014	32,478	$291	$9.32	$8.58 - $10.29
Q2 2014	32,478	$294	$9.56	$7.62 - $13.89
Q1 2014	31,255	$411	$12.49	$9.51 - $15.00
Q4 2013	32,415	$325	$9.00	$6.53 - $10.66
Q3 2013	34,415	$238	$6.67	$6.00 - $7.11
Q2 2013	34,658	$210	$6.00	$4.52 - $6.45