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MOSLEY WILLIAM D
CEO at Seagate Technology. Filing since 27 Oct 2009.
CIK 0001388390
Company
Date
Role
Action
Shares
Amount
Of holding
STX
Seagate Technology
1 Oct 2026
CEO
Sold on a plan
30,000
$27.67M
7.7%
STX
Seagate Technology
15 Sep 2026
CEO
Sold at will
97,889
$75.58M
20.6%
STX
Seagate Technology
14 Sep 2026
CEO
Sold at will
1,870
$1.46M
0.6%
STX
Seagate Technology
10 Sep 2026
CEO
Sold at will
2,849
$2.46M
1.0%
STX
Seagate Technology
1 Sep 2026
CEO
Sold on a plan
30,000
$24.49M
9.2%
STX
Seagate Technology
21 Aug 2026
CEO
Sold at will
18,139
$15.41M
5.7%
STX
Seagate Technology
3 Aug 2026
CEO
Sold on a plan
30,000
$24.51M
9.2%
STX
Seagate Technology
1 Jul 2026
CEO
Sold on a plan
30,000
$27.44M
8.8%
STX
Seagate Technology
12 Jun 2026
CEO
Sold at will
1,768
$1.56M
0.5%
STX
Seagate Technology
10 Jun 2026
CEO
Sold at will
2,855
$2.35M
0.9%
STX
Seagate Technology
1 Jun 2026
CEO
Sold on a plan
30,000
$27.35M
8.5%
STX
Seagate Technology
20 May 2026
CEO
Sold on a plan
30,000
$22.54M
8.1%
STX
Seagate Technology
1 Apr 2026
CEO
Sold on a plan
20,000
$8.41M
5.3%
STX
Seagate Technology
19 Mar 2026
CEO
Sold at will
24,584
$10.00M
6.1%
STX
Seagate Technology
2 Mar 2026
CEO
Sold on a plan
20,000
$7.70M
4.8%
STX
Seagate Technology
2 Feb 2026
CEO
Sold on a plan
20,000
$8.59M
4.7%
STX
Seagate Technology
2 Jan 2026
CEO
Sold on a plan
20,000
$5.71M
4.4%
STX
Seagate Technology
1 Dec 2025
CEO
Sold on a plan
20,000
$5.42M
4.3%
STX
Seagate Technology
3 Nov 2025
CEO
Sold on a plan
20,000
$5.26M
4.1%
STX
Seagate Technology
1 Oct 2025
CEO
Sold on a plan
20,000
$5.00M
4.0%
STX
Seagate Technology
2 Sep 2025
CEO
Sold on a plan
20,000
$3.38M
4.2%
STX
Seagate Technology
1 Aug 2025
Chief Executive Officer
Sold on a plan
20,000
$3.07M
4.0%
STX
Seagate Technology
1 Jul 2025
Chief Executive Officer
Sold on a plan
20,000
$2.89M
3.9%
STX
Seagate Technology
9 Jun 2025
Chief Executive Officer
Sold on a plan
54,347
$7.08M
9.5%
STX
Seagate Technology
3 Jun 2025
Chief Executive Officer
Sold on a plan
50,000
$6.01M
8.8%
STX
Seagate Technology
2 Jun 2025
Chief Executive Officer
Sold on a plan
20,000
$2.38M
3.7%
STX
Seagate Technology
22 May 2025
Chief Executive Officer
Sold on a plan
70,000
$7.66M
12.6%
STX
Seagate Technology
1 Apr 2025
Chief Executive Officer
Sold on a plan
20,000
$1.69M
3.5%
STX
Seagate Technology
3 Mar 2025
Chief Executive Officer
Sold on a plan
20,000
$2.03M
3.4%
STX
Seagate Technology
3 Feb 2025
Chief Executive Officer
Sold on a plan
20,000
$1.88M
3.3%
STX
Seagate Technology
2 Jan 2025
Chief Executive Officer
Sold on a plan
20,000
$1.73M
3.2%
STX
Seagate Technology
2 Dec 2024
Chief Executive Officer
Sold on a plan
20,000
$2.06M
3.1%
STX
Seagate Technology
1 Nov 2024
Chief Executive Officer
Sold on a plan
20,000
$1.99M
3.0%
STX
Seagate Technology
1 Oct 2024
Chief Executive Officer
Sold on a plan
20,000
$2.15M
3.0%
STX
Seagate Technology
26 Sep 2024
Chief Executive Officer
Sold on a plan
141,785
$15.62M
17.5%
STX
Seagate Technology
3 Sep 2024
Chief Executive Officer
Sold on a plan
20,000
$1.94M
3.1%
STX
Seagate Technology
7 Aug 2024
Chief Executive Officer
Sold on a plan
20,000
$1.87M
3.0%
STX
Seagate Technology
9 Mar 2024
Chief Executive Officer
Sold at will
1,000
$92.69K
0.1%
STX
Seagate Technology
9 Dec 2023
Chief Executive Officer
Sold on a plan
1,396
$112.50K
0.2%
STX
Seagate Technology
8 Dec 2023
Chief Executive Officer
Sold on a plan
153,188
$12.29M
18.6%
STX
Seagate Technology
1 Sep 2023
Chief Executive Officer
Sold on a plan
98,860
$7.21M
13.8%
STX
Seagate Technology
31 Aug 2023
Chief Executive Officer
Sold on a plan
200,000
$14.06M
24.5%
STX
Seagate Technology
1 Sep 2021
Chief Executive Officer
Sold, plan not stated
31,500
$2.74M
5.4%
STX
Seagate Technology
3 May 2021
Chief Executive Officer
Sold, plan not stated
77,754
$7.19M
13.6%
STX
Seagate Technology
6 Sep 2019
Chief Executive Officer
Sold, plan not stated
90,000
$4.89M
25.5%
STX
Seagate Technology
24 Feb 2017
President & COO
Sold, plan not stated
38,581
$1.82M
20.1%
STX
Seagate Technology
10 Apr 2015
President, Ops and Technology
Sold, plan not stated
58,581
$3.25M
46.1%
STX
Seagate Technology
2 Jan 2015
EVP, Operations and R&D
Sold, plan not stated
58,581
$3.87M
39.9%
STX
Seagate Technology
9 Dec 2014
EVP, Operations and R&D
Sold, plan not stated
58,581
$3.84M
35.1%
STX
Seagate Technology
31 Oct 2014
EVP, Operations and R&D
Sold, plan not stated
64,939
$4.04M
33.6%
STX
Seagate Technology
11 Sep 2014
EVP, Operations and R&D
Sold, plan not stated
3,058
$183.59K
3.5%
STX
Seagate Technology
10 Sep 2014
EVP, Operations and R&D
Sold, plan not stated
2,811
$172.02K
3.1%
STX
Seagate Technology
1 Nov 2013
President, Ops & Technology
Sold, plan not stated
41,600
$2.01M
42.4%
STX
Seagate Technology
11 Sep 2013
EVP, Operations and R&D
Bought
3,177
$128.79K
8.8%
STX
Seagate Technology
22 Jan 2013
EVP, Operations
Sold, plan not stated
215,677
$7.98M
93.3%
STX
Seagate Technology
14 Sep 2012
EVP, Operations
Sold, plan not stated
5,500
$165.17K
26.2%
STX
Seagate Technology
13 Sep 2012
EVP, Operations
Sold, plan not stated
14,625
$439.62K
41.1%
STX
Seagate Technology
1 May 2012
EVP, Operations
Sold, plan not stated
150,000
$4.80M
90.9%
STX
Seagate Technology
25 Apr 2012
EVP, Operations
Sold, plan not stated
125,000
$3.74M
89.3%
STX
Seagate Technology
18 Apr 2012
EVP, Operations
Sold, plan not stated
14,553
$422.04K
49.3%
STX
Seagate Technology
16 Apr 2012
EVP, Operations
Sold, plan not stated
35,447
$1.03M
70.3%
STX
Seagate Technology
8 Mar 2012
EVP, Operations
Sold, plan not stated
200,000
$5.60M
93.0%
STX
Seagate Technology
1 Feb 2012
EVP, Operations
Sold, plan not stated
100,000
$2.37M
87.5%
STX
Seagate Technology
20 Jan 2012
EVP, Sales and Marketing
Sold, plan not stated
20,000
$400.00K
58.3%
STX
Seagate Technology
13 Jan 2012
EVP, Sales and Marketing
Sold, plan not stated
20,000
$390.00K
58.3%
STX
Seagate Technology
12 Jan 2012
EVP, Sales and Marketing
Sold, plan not stated
46,666
$886.65K
76.6%
STX
Seagate Technology
9 Nov 2011
EVP, Sales and Marketing
Sold, plan not stated
8,000
$141.94K
35.9%
STX
Seagate Technology
7 Nov 2011
EVP, Sales and Marketing
Sold, plan not stated
30,833
$570.41K
58.0%
STX
Seagate Technology
4 Nov 2011
EVP, Sales and Marketing
Sold, plan not stated
100,000
$1.80M
81.8%
STX
Seagate Technology
19 Apr 2011
EVP, Operations
Sold, plan not stated
30,000
$540.00K
65.1%
STX
Seagate Technology
15 Apr 2011
EVP, Operations
Sold, plan not stated
30,000
$525.00K
65.1%
STX
Seagate Technology
14 Apr 2011
EVP, Operations
Sold, plan not stated
60,000
$1.01M
78.8%
STX
Seagate Technology
8 Apr 2011
EVP, Operations
Sold, plan not stated
31,128
$498.05K
65.9%
STX
Seagate Technology
6 Apr 2011
EVP, Operations
Sold, plan not stated
45,215
$678.23K
73.7%
STX
Seagate Technology
1 Apr 2011
EVP, Operations
Sold, plan not stated
19,286
$289.29K
54.5%
STX
Seagate Technology
25 Jan 2011
EVP, Sales and Marketing
Sold, plan not stated
2,500
$33.26K
2.5%
STX
Seagate Technology
27 Oct 2009
EVP, Sales and Marketing
Sold, plan not stated
2,500
$38.43K
13.1%
77 decisions on file.
