Stock chart
Ticker: STX Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned 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
2025-04-02 2025-04-01 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
13,200 -2.3%
84.77
USD 1,118,979
13,200 -2.3% 84.77 USD 1,118,979
2025-04-02 2025-04-01 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
6,800 -1.2%
84.14
USD 572,140
6,800 -1.2% 84.14 USD 572,140
2025-03-04 2025-03-03 PS Planned sale

Conyers Yolanda Lee

Non-Executive Director
750 -11.4%
102.95
USD 77,213
750 -11.4% 102.95 USD 77,213
2025-03-04 2025-03-03 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
2,456 -0.4%
103.24
USD 253,550
2,456 -0.4% 103.24 USD 253,550
2025-03-04 2025-03-03 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
6,002 -1.0%
102.58
USD 615,707
6,002 -1.0% 102.58 USD 615,707
2025-03-04 2025-03-03 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
5,261 -0.9%
101.42
USD 533,585
5,261 -0.9% 101.42 USD 533,585
2025-03-04 2025-03-03 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
6,281 -1.1%
100.08
USD 628,632
6,281 -1.1% 100.08 USD 628,632
2025-02-05 2025-02-03 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
3,417 -0.6%
95.16
USD 325,175
3,417 -0.6% 95.16 USD 325,175
2025-02-05 2025-02-03 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
7,385 -1.2%
94.22
USD 695,812
7,385 -1.2% 94.22 USD 695,812
2025-02-05 2025-02-03 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
9,198 -1.5%
93.68
USD 861,691
9,198 -1.5% 93.68 USD 861,691
2025-01-06 2025-01-02 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
7,796 -1.3%
87.23
USD 680,051
7,796 -1.3% 87.23 USD 680,051
2025-01-06 2025-01-02 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
12,204 -2.0%
86.28
USD 1,052,968
12,204 -2.0% 86.28 USD 1,052,968
2024-12-13 2024-12-12 PS Planned sale

Morris John Christopher

SVP & CTO

Officer
141 -1.8%
98.46
USD 13,883
141 -1.8% 98.46 USD 13,883
2024-12-11 2024-12-10 PS Planned sale

Morris John Christopher

SVP & CTO

Officer
75 -1.0%
98.85
USD 7,414
75 -1.0% 98.85 USD 7,414
2024-12-04 2024-12-02 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
1,042 -0.2%
104.88
USD 109,283
1,042 -0.2% 104.88 USD 109,283
2024-12-04 2024-12-02 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
4,806 -0.8%
101.83
USD 489,418
4,806 -0.8% 101.83 USD 489,418
2024-12-04 2024-12-02 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
12,852 -2.0%
103.13
USD 1,325,363
12,852 -2.0% 103.13 USD 1,325,363
2024-12-04 2024-12-02 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
1,300 -0.2%
101.91
USD 132,482
1,300 -0.2% 101.91 USD 132,482
2024-12-04 2024-12-02 PS Planned sale

Conyers Yolanda Lee

Non-Executive Director
750 -10.3%
101.82
USD 76,365
750 -10.3% 101.82 USD 76,365
2024-11-26 2024-11-25 S Sale

Romano Gianluca

EVP & CFO

Officer
26,001 -36.0%
102.25
USD 2,658,490
26,001 -36.0% 102.25 USD 2,658,490
2024-11-26 2024-11-25 S Sale

Romano Gianluca

EVP & CFO

Officer
21,267 -22.7%
101.49
USD 2,158,375
21,267 -22.7% 101.49 USD 2,158,375
2024-11-26 2024-11-22 PS Planned sale

Romano Gianluca

EVP & CFO

Officer
21,686 -31.9%
100.40
USD 2,177,168
21,686 -31.9% 100.40 USD 2,177,168
2024-11-12 2024-11-08 S Sale

Chong Kian Fatt

SVP, Global Operations

Officer
9,182 -100.0%
105.50
USD 968,701
9,182 -100.0% 105.50 USD 968,701
2024-11-04 2024-11-01 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
100 -0.0%
100.93
USD 10,093
100 -0.0% 100.93 USD 10,093
2024-11-04 2024-11-01 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
6,800 -1.0%
100.23
USD 681,539
6,800 -1.0% 100.23 USD 681,539
2024-11-04 2024-11-01 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
13,100 -2.0%
99.16
USD 1,298,987
13,100 -2.0% 99.16 USD 1,298,987
2024-10-24 2024-10-24 S Sale

Geldmacher Jay L

Non-Executive Director
4,100 -59.0%
103.30
USD 423,530
4,100 -59.0% 103.30 USD 423,530
2024-10-22 2024-10-22 PS Planned sale

Morris John Christopher

SVP & CTO

Officer
1,131 -13.6%
111.90
USD 126,559
1,131 -13.6% 111.90 USD 126,559
2024-10-02 2024-10-01 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
100 -0.0%
108.66
USD 10,866
100 -0.0% 108.66 USD 10,866
2024-10-02 2024-10-01 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
12,829 -1.9%
107.90
USD 1,384,191
12,829 -1.9% 107.90 USD 1,384,191
2024-10-02 2024-10-01 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
7,071 -1.1%
107.28
USD 758,582
7,071 -1.1% 107.28 USD 758,582
2024-09-27 2024-09-26 PS Planned sale

Teh Ban Seng

EVP & Chief Commercial Officer

Officer
4,872 -32.8%
110.00
USD 535,920
4,872 -32.8% 110.00 USD 535,920
2024-09-27 2024-09-26 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
141,785 -17.5%
110.18
USD 15,621,233
141,785 -17.5% 110.18 USD 15,621,233
2024-09-17 2024-09-16 PS Planned sale

Morris John Christopher

SVP & CTO

Officer
2,531 -28.3%
101.83
USD 257,732
2,531 -28.3% 101.83 USD 257,732
2024-09-13 2024-09-12 PS Planned sale

Morris John Christopher

SVP & CTO

Officer
565 -5.9%
101.96
USD 57,607
565 -5.9% 101.96 USD 57,607
2024-09-11 2024-09-10 PS Planned sale

Morris John Christopher

SVP & CTO

Officer
9,414 -55.9%
101.27
USD 953,356
9,414 -55.9% 101.27 USD 953,356
2024-09-05 2024-09-04 PS Planned sale

Conyers Yolanda Lee

Non-Executive Director
750 -19.8%
96.10
USD 72,075
750 -19.8% 96.10 USD 72,075
2024-09-05 2024-09-03 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
1,700 -0.3%
98.70
USD 167,786
1,700 -0.3% 98.70 USD 167,786
2024-09-05 2024-09-03 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
4,646 -0.7%
97.80
USD 454,367
4,646 -0.7% 97.80 USD 454,367
2024-09-05 2024-09-03 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
13,654 -2.1%
96.78
USD 1,321,382
13,654 -2.1% 96.78 USD 1,321,382
2024-08-09 2024-08-07 S Sale

Romano Gianluca

EVP & CFO

Officer
2,376 -4.3%
95.14
USD 226,050
2,376 -4.3% 95.14 USD 226,050
2024-08-09 2024-08-07 S Sale

Romano Gianluca

EVP & CFO

Officer
11,587 -17.4%
94.82
USD 1,098,638
11,587 -17.4% 94.82 USD 1,098,638
2024-08-09 2024-08-07 S Sale

Romano Gianluca

EVP & CFO

Officer
6,960 -9.5%
93.88
USD 653,428
6,960 -9.5% 93.88 USD 653,428
2024-08-09 2024-08-07 S Sale

Romano Gianluca

EVP & CFO

Officer
3,224 -4.2%
94.88
USD 305,881
3,224 -4.2% 94.88 USD 305,881
2024-08-09 2024-08-07 S Sale

Romano Gianluca

EVP & CFO

Officer
1,613 -2.1%
93.80
USD 151,302
1,613 -2.1% 93.80 USD 151,302
2024-08-09 2024-08-07 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
766 -0.1%
95.22
USD 72,935
766 -0.1% 95.22 USD 72,935
2024-08-09 2024-08-07 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
4,591 -0.7%
94.42
USD 433,478
4,591 -0.7% 94.42 USD 433,478
2024-08-09 2024-08-07 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
6,426 -1.0%
93.60
USD 601,497
6,426 -1.0% 93.60 USD 601,497
2024-08-09 2024-08-07 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
8,217 -1.2%
92.65
USD 761,307
8,217 -1.2% 92.65 USD 761,307
2024-07-26 2024-07-24 PS Planned sale

Teh Ban Seng

EVP & Chief Commercial Officer

Officer
10,117 -65.3%
110.00
USD 1,112,870
10,117 -65.3% 110.00 USD 1,112,870
2024-06-13 2024-06-11 PS Planned sale

Teh Ban Seng

EVP & Chief Commercial Officer

Officer
10,742 -68.1%
100.00
USD 1,074,200
10,742 -68.1% 100.00 USD 1,074,200
2024-06-13 2024-06-11 PS Planned sale

Morris John Christopher

SVP, HDD & SDD Products & CTO

Officer
75 -0.6%
99.00
USD 7,425
75 -0.6% 99.00 USD 7,425
2024-06-13 2024-06-11 PS Planned sale

Morris John Christopher

SVP, HDD & SDD Products & CTO

Officer
5,853 -32.3%
100.00
USD 585,300
5,853 -32.3% 100.00 USD 585,300
2024-05-15 2024-05-14 PS Planned sale

Teh Ban Seng

EVP & Chief Commercial Officer

Officer
9,703 -39.0%
95.00
USD 921,785
9,703 -39.0% 95.00 USD 921,785
2024-05-08 2024-05-07 PS Planned sale

Morris John Christopher

SVP, HDD & SDD Products & CTO

Officer
11,158 -38.6%
90.00
USD 1,004,220
11,158 -38.6% 90.00 USD 1,004,220
2024-03-12 2024-03-09 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
1,000 -0.1%
92.69
USD 92,690
1,000 -0.1% 92.69 USD 92,690
2024-03-12 2024-03-09 S Sale

Romano Gianluca

EVP & CFO

Officer
485 -0.7%
92.69
USD 44,955
485 -0.7% 92.69 USD 44,955
2024-03-12 2024-03-09 S Sale

Morris John Christopher

SVP, HDD & SDD Products & CTO

Officer
180 -0.6%
92.69
USD 16,684
180 -0.6% 92.69 USD 16,684
2024-03-05 2024-03-04 PS Planned sale

Chong Kian Fatt

SVP, Global Operations

Officer
11,353 -98.3%
97.53
USD 1,107,258
11,353 -98.3% 97.53 USD 1,107,258
2024-02-23 2024-02-22 S Sale

Romano Gianluca

EVP & CFO

Officer
5,611 -7.2%
88.02
USD 493,880
5,611 -7.2% 88.02 USD 493,880
2024-02-09 2024-02-07 S Sale

Geldmacher Jay L

Non-Executive Director
4,500 -62.7%
87.00
USD 391,500
4,500 -62.7% 87.00 USD 391,500
2023-12-14 2023-12-13 PS Planned sale

Teh Ban Seng

EVP & Chief Commercial Officer

Officer
10,000 -29.2%
85.00
USD 850,000
10,000 -29.2% 85.00 USD 850,000
2023-12-12 2023-12-09 S Sale

SCHUELKE KATHERINE

SVP, CLO & Corporate Secretary

Officer
248 -0.8%
80.59
USD 19,986
248 -0.8% 80.59 USD 19,986
2023-12-12 2023-12-09 S Sale

Romano Gianluca

EVP & CFO

Officer
475 -0.7%
80.59
USD 38,280
475 -0.7% 80.59 USD 38,280
2023-12-12 2023-12-09 S Sale

Morris John Christopher

SVP, HDD & SDD Products & CTO

Officer
228 -0.8%
80.59
USD 18,375
228 -0.8% 80.59 USD 18,375
2023-12-12 2023-12-09 S Sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
1,396 -0.2%
80.59
USD 112,504
1,396 -0.2% 80.59 USD 112,504
2023-12-12 2023-12-08 PS Planned sale

Teh Ban Seng

EVP & Chief Commercial Officer

Officer
5,000 -12.9%
80.00
USD 400,000
5,000 -12.9% 80.00 USD 400,000
2023-12-12 2023-12-08 S Sale

Teh Ban Seng

EVP & Chief Commercial Officer

Officer
3,000 -7.2%
79.21
USD 237,630
3,000 -7.2% 79.21 USD 237,630
2023-12-12 2023-12-08 PS Planned sale

MOSLEY WILLIAM D

Chief Executive Officer

Executive Director
153,188 -18.6%
80.21
USD 12,287,209
153,188 -18.6% 80.21 USD 12,287,209
2023-11-30 2023-11-29 PS Planned sale

Romano Gianluca

EVP & CFO

Officer
36,945 -36.8%
79.03
USD 2,919,763
36,945 -36.8% 79.03 USD 2,919,763
2023-11-30 2023-11-29 PS Planned sale

Romano Gianluca

EVP & CFO

Officer
350 -0.3%
79.01
USD 27,654
350 -0.3% 79.01 USD 27,654
2023-11-30 2023-11-29 PS Planned sale

Romano Gianluca

EVP & CFO

Officer
24,600 -19.6%
79.00
USD 1,943,400
24,600 -19.6% 79.00 USD 1,943,400
2023-11-16 2023-11-15 PS Planned sale

Teh Ban Seng

EVP & Chief Commercial Officer

Officer
2,497 -5.7%
75.01
USD 187,300
2,497 -5.7% 75.01 USD 187,300
2023-11-16 2023-11-15 PS Planned sale

Teh Ban Seng

EVP & Chief Commercial Officer

Officer
2,503 -5.4%
75.00
USD 187,725
2,503 -5.4% 75.00 USD 187,725
2023-11-06 2023-11-03 PS Planned sale

Romano Gianluca

EVP & CFO

Officer
7,503 -10.6%
73.60
USD 552,221
7,503 -10.6% 73.60 USD 552,221
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