United States Semiconductors & Semiconductor Equipment

Ultra Clean Holdings Inc (UCTT)

Track

Over the past 90 days, Ultra Clean Holdings Inc. insiders have engaged in 98 transactions, resulting in a net negative value of approximately $8.57 million. All activity consisted of sales, including notable divestments by the CFO and Chief Accounting Officer. These transactions occurred following an earnings report that exceeded expectations by 19.23%.
Ticker: UCTT Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Ultra Clean Holdings Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
HARDING BRIAN E
Chief Accounting Officer
3 sales — total 300,000 USD
Planned sale 2 Jul 2026
Value US$947,260.48 | Price 256.95 | Shares 24,788
Planned sale 2 Jul 2026
Value US$3,258,665.78 | Price 408.01 | Shares 24,870
Planned sale 2 Jul 2026
Value US$100,000.00 | Price 126.92 | Shares 1,000
Proposed sale 2 Jul 2026
Value US$3,512,257.77 | Price 79.03 | Shares 19,674
Sale 4 Jun 2026
Value US$71,837.92 | Price 91.63 | Shares 784
Sale 4 Jun 2026
Value US$262,746.26 | Price 90.79 | Shares 2,894
Sale 4 Jun 2026
Value US$170,968.20 | Price 89.70 | Shares 1,906
Sale 4 Jun 2026
Value US$272,100.92 | Price 88.69 | Shares 3,068
Sale 4 Jun 2026
Value US$137,516.30 | Price 87.59 | Shares 1,570
Sale 4 Jun 2026
Value US$17,236.00 | Price 86.18 | Shares 200
Sale 4 Jun 2026
Value US$1,651.68 | Price 91.76 | Shares 18
Sale 4 Jun 2026
Value US$32,588.74 | Price 91.03 | Shares 358
Sale 4 Jun 2026
Value US$23,302.23 | Price 89.97 | Shares 259
Sale 4 Jun 2026
Value US$37,177.87 | Price 88.73 | Shares 419
Sale 4 Jun 2026
Value US$14,003.20 | Price 87.52 | Shares 160
Sale 4 Jun 2026
Value US$4,300.00 | Price 86.00 | Shares 50
Sale 4 Jun 2026
Value US$75,314.25 | Price 91.29 | Shares 825
Sale 4 Jun 2026
Value US$84,614.40 | Price 90.40 | Shares 936
Sale 4 Jun 2026
Value US$83,420.70 | Price 89.22 | Shares 935
Sale 4 Jun 2026
Value US$87,230.52 | Price 88.29 | Shares 988
Sale 4 Jun 2026
Value US$34,547.04 | Price 87.24 | Shares 396
Sale 4 Jun 2026
Value US$23,855.00 | Price 91.75 | Shares 260
Sale 4 Jun 2026
Value US$155,228.94 | Price 90.99 | Shares 1,706
Sale 4 Jun 2026
Value US$76,637.40 | Price 89.95 | Shares 852
Sale 4 Jun 2026
Value US$127,323.90 | Price 89.10 | Shares 1,429
Sale 4 Jun 2026
Value US$125,980.64 | Price 88.16 | Shares 1,429
Sale 4 Jun 2026
Value US$42,490.16 | Price 87.07 | Shares 488
Sale 4 Jun 2026
Value US$15,677.28 | Price 91.68 | Shares 171
Sale 4 Jun 2026
Value US$69,326.18 | Price 90.86 | Shares 763
Sale 4 Jun 2026
Value US$40,019.58 | Price 89.73 | Shares 446
Sale 4 Jun 2026
Value US$80,496.25 | Price 88.75 | Shares 907
Sale 4 Jun 2026
Value US$34,386.24 | Price 87.72 | Shares 392
Sale 4 Jun 2026
Value US$8,211.84 | Price 85.54 | Shares 96
Sale 4 Jun 2026
Value US$8,338.33 | Price 91.63 | Shares 91
Sale 4 Jun 2026
Value US$23,597.60 | Price 90.76 | Shares 260
Sale 4 Jun 2026
Value US$14,065.63 | Price 89.59 | Shares 157
Sale 4 Jun 2026
Value US$28,504.80 | Price 88.80 | Shares 321
Sale 4 Jun 2026
Value US$10,502.40 | Price 87.52 | Shares 120
Sale 4 Jun 2026
Value US$3,441.60 | Price 86.04 | Shares 40
Sale 4 Jun 2026
Value US$1,835.60 | Price 91.78 | Shares 20
Sale 4 Jun 2026
Value US$27,384.98 | Price 90.98 | Shares 301
Sale 4 Jun 2026
Value US$13,486.50 | Price 89.91 | Shares 150
Sale 4 Jun 2026
Value US$31,986.00 | Price 88.85 | Shares 360
Sale 4 Jun 2026
Value US$10,491.60 | Price 87.43 | Shares 120
Sale 4 Jun 2026
Value US$3,440.00 | Price 86.00 | Shares 40
Sale 4 Jun 2026
Value US$15,772.40 | Price 91.70 | Shares 172
Sale 4 Jun 2026
Value US$88,345.08 | Price 90.89 | Shares 972
Sale 4 Jun 2026
Value US$61,768.64 | Price 89.78 | Shares 688
Sale 4 Jun 2026
Value US$94,898.30 | Price 88.69 | Shares 1,070
Sale 4 Jun 2026
Value US$52,422.00 | Price 87.37 | Shares 600
Sale 4 Jun 2026
Value US$60,584.94 | Price 91.38 | Shares 663
Sale 4 Jun 2026
Value US$89,282.30 | Price 90.55 | Shares 986
Sale 4 Jun 2026
Value US$94,332.48 | Price 89.33 | Shares 1,056
Sale 4 Jun 2026
Value US$88,536.72 | Price 88.36 | Shares 1,002
Sale 4 Jun 2026
Value US$43,261.12 | Price 87.22 | Shares 496
Sale 4 Jun 2026
Value US$10,720.71 | Price 91.63 | Shares 117
Sale 4 Jun 2026
Value US$34,035.00 | Price 90.76 | Shares 375
Sale 4 Jun 2026
Value US$15,154.23 | Price 89.67 | Shares 169
Sale 4 Jun 2026
Value US$33,817.56 | Price 88.76 | Shares 381
Sale 4 Jun 2026
Value US$19,822.46 | Price 87.71 | Shares 226
Sale 4 Jun 2026
Value US$4,644.00 | Price 86.00 | Shares 54
Sale 4 Jun 2026
Value US$35,628.51 | Price 91.59 | Shares 389
Sale 4 Jun 2026
Value US$115,862.21 | Price 90.73 | Shares 1,277
Sale 4 Jun 2026
Value US$79,172.96 | Price 89.36 | Shares 886
Sale 4 Jun 2026
Value US$106,075.53 | Price 88.47 | Shares 1,199
Sale 4 Jun 2026
Value US$42,578.00 | Price 87.25 | Shares 488
Sale 4 Jun 2026
Value US$58,289.40 | Price 91.65 | Shares 636
Sale 4 Jun 2026
Value US$170,322.04 | Price 90.79 | Shares 1,876
Sale 4 Jun 2026
Value US$126,250.11 | Price 89.73 | Shares 1,407
Sale 4 Jun 2026
Value US$171,534.42 | Price 88.74 | Shares 1,933
Sale 4 Jun 2026
Value US$103,158.72 | Price 87.72 | Shares 1,176
Sale 4 Jun 2026
Value US$16,828.56 | Price 85.86 | Shares 196
Proposed sale 4 Jun 2026
Value US$2,700,490.40 | Price 89.46 | Shares 30,187
Proposed sale 4 Jun 2026
Value US$1,519,877.97 | Price 89.47 | Shares 16,988
Sale 2 Jun 2026
Value US$84,365.28 | Price 89.37 | Shares 944
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-07-07 2026-07-02 PlS Planned sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
24,788 +48.5%
256.95
US$947,260 		24,788 +48.5% 256.95 US$947,260
2026-07-07 2026-07-02 PlS Planned sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
24,870 +44.6%
408.01
US$3,258,666 		24,870 +44.6% 408.01 US$3,258,666
2026-07-07 2026-07-02 PlS Planned sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
69,201 -26.6%
395.31
US$1,814,268 		69,201 -26.6% 395.31 US$1,814,268
2026-07-02 2026-07-02 PrS Proposed sale
2.6
BRIAN HARDING

Officer

Officer
1,000
128.75
US$100,000 		1,000 128.75 US$100,000
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
784 -1.5%
91.63
US$71,838 		784 -1.5% 91.63 US$71,838
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
2,894 -5.3%
90.79
US$262,746 		2,894 -5.3% 90.79 US$262,746
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
1,906 -3.4%
89.70
US$170,968 		1,906 -3.4% 89.70 US$170,968
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
3,068 -5.2%
88.69
US$272,101 		3,068 -5.2% 88.69 US$272,101
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
1,570 -2.6%
87.59
US$137,516 		1,570 -2.6% 87.59 US$137,516
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
200 -0.3%
86.18
US$17,236 		200 -0.3% 86.18 US$17,236
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
18 -0.0%
91.76
US$1,652 		18 -0.0% 91.76 US$1,652
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
358 -0.6%
91.03
US$32,589 		358 -0.6% 91.03 US$32,589
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
259 -0.4%
89.97
US$23,302 		259 -0.4% 89.97 US$23,302
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
419 -0.7%
88.73
US$37,178 		419 -0.7% 88.73 US$37,178
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
160 -0.3%
87.52
US$14,003 		160 -0.3% 87.52 US$14,003
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
50 -0.1%
86.00
US$4,300 		50 -0.1% 86.00 US$4,300
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
825 -1.3%
91.29
US$75,314 		825 -1.3% 91.29 US$75,314
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
936 -1.5%
90.40
US$84,614 		936 -1.5% 90.40 US$84,614
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
935 -1.4%
89.22
US$83,421 		935 -1.4% 89.22 US$83,421
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
988 -1.5%
88.29
US$87,231 		988 -1.5% 88.29 US$87,231
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
396 -0.6%
87.24
US$34,547 		396 -0.6% 87.24 US$34,547
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
260 -0.4%
91.75
US$23,855 		260 -0.4% 91.75 US$23,855
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
1,706 -2.5%
90.99
US$155,229 		1,706 -2.5% 90.99 US$155,229
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
852 -1.2%
89.95
US$76,637 		852 -1.2% 89.95 US$76,637
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
1,429 -2.0%
89.10
US$127,324 		1,429 -2.0% 89.10 US$127,324
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
1,429 -2.0%
88.16
US$125,981 		1,429 -2.0% 88.16 US$125,981
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
488 -0.7%
87.07
US$42,490 		488 -0.7% 87.07 US$42,490
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
171 -0.2%
91.68
US$15,677 		171 -0.2% 91.68 US$15,677
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
763 -1.0%
90.86
US$69,326 		763 -1.0% 90.86 US$69,326
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
446 -0.6%
89.73
US$40,020 		446 -0.6% 89.73 US$40,020
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
907 -1.2%
88.75
US$80,496 		907 -1.2% 88.75 US$80,496
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
392 -0.5%
87.72
US$34,386 		392 -0.5% 87.72 US$34,386
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
96 -0.1%
85.54
US$8,212 		96 -0.1% 85.54 US$8,212
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
91 -0.1%
91.63
US$8,338 		91 -0.1% 91.63 US$8,338
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
260 -0.3%
90.76
US$23,598 		260 -0.3% 90.76 US$23,598
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
157 -0.2%
89.59
US$14,066 		157 -0.2% 89.59 US$14,066
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
321 -0.4%
88.80
US$28,505 		321 -0.4% 88.80 US$28,505
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
120 -0.2%
87.52
US$10,502 		120 -0.2% 87.52 US$10,502
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
40 -0.1%
86.04
US$3,442 		40 -0.1% 86.04 US$3,442
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
20 -0.0%
91.78
US$1,836 		20 -0.0% 91.78 US$1,836
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
301 -0.4%
90.98
US$27,385 		301 -0.4% 90.98 US$27,385
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
150 -0.2%
89.91
US$13,486 		150 -0.2% 89.91 US$13,486
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
360 -0.5%
88.85
US$31,986 		360 -0.5% 88.85 US$31,986
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
120 -0.2%
87.43
US$10,492 		120 -0.2% 87.43 US$10,492
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
40 -0.1%
86.00
US$3,440 		40 -0.1% 86.00 US$3,440
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
172 -0.2%
91.70
US$15,772 		172 -0.2% 91.70 US$15,772
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
972 -1.2%
90.89
US$88,345 		972 -1.2% 90.89 US$88,345
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
688 -0.9%
89.78
US$61,769 		688 -0.9% 89.78 US$61,769
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
1,070 -1.3%
88.69
US$94,898 		1,070 -1.3% 88.69 US$94,898
2026-06-09 2026-06-04 S Sale
2.7
Savage Sheri

CFO

Officer
600 -0.7%
87.37
US$52,422 		600 -0.7% 87.37 US$52,422
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
663 -2.3%
91.38
US$60,585 		663 -2.3% 91.38 US$60,585
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
986 -3.3%
90.55
US$89,282 		986 -3.3% 90.55 US$89,282
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
1,056 -3.4%
89.33
US$94,332 		1,056 -3.4% 89.33 US$94,332
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
1,002 -3.2%
88.36
US$88,537 		1,002 -3.2% 88.36 US$88,537
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
496 -1.5%
87.22
US$43,261 		496 -1.5% 87.22 US$43,261
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
117 -0.4%
91.63
US$10,721 		117 -0.4% 91.63 US$10,721
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
375 -1.1%
90.76
US$34,035 		375 -1.1% 90.76 US$34,035
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
169 -0.5%
89.67
US$15,154 		169 -0.5% 89.67 US$15,154
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
381 -1.1%
88.76
US$33,818 		381 -1.1% 88.76 US$33,818
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
226 -0.7%
87.71
US$19,822 		226 -0.7% 87.71 US$19,822
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
54 -0.2%
86.00
US$4,644 		54 -0.2% 86.00 US$4,644
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
389 -1.1%
91.59
US$35,629 		389 -1.1% 91.59 US$35,629
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
1,277 -3.6%
90.73
US$115,862 		1,277 -3.6% 90.73 US$115,862
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
886 -2.5%
89.36
US$79,173 		886 -2.5% 89.36 US$79,173
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
1,199 -3.2%
88.47
US$106,076 		1,199 -3.2% 88.47 US$106,076
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
488 -1.3%
87.25
US$42,578 		488 -1.3% 87.25 US$42,578
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
636 -1.7%
91.65
US$58,289 		636 -1.7% 91.65 US$58,289
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
1,876 -4.7%
90.79
US$170,322 		1,876 -4.7% 90.79 US$170,322
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
1,407 -3.4%
89.73
US$126,250 		1,407 -3.4% 89.73 US$126,250
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
1,933 -4.4%
88.74
US$171,534 		1,933 -4.4% 88.74 US$171,534
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
1,176 -2.6%
87.72
US$103,159 		1,176 -2.6% 87.72 US$103,159
2026-06-08 2026-06-04 S Sale
2.6
HARDING BRIAN E

Chief Accounting Officer

Officer
196 -0.4%
85.86
US$16,829 		196 -0.4% 85.86 US$16,829
2026-06-04 2026-06-04 PrS Proposed sale
2.7
SHERI SAVAGE

Officer

Officer
30,187
89.46
US$2,700,490 		30,187 89.46 US$2,700,490
2026-06-04 2026-06-04 PrS Proposed sale
2.6
BRIAN HARDING

Officer

Officer
16,988
89.47
US$1,519,878 		16,988 89.47 US$1,519,878
2026-06-04 2026-06-02 S Sale
3.1
Cho Paul Yoonku

General Counsel and Secretary

Officer
944 -4.0%
89.37
US$84,365 		944 -4.0% 89.37 US$84,365
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