Mosley William D: insider trades.
Mosley William D reported 136 non-derivative transactions on 10 SEC ownership filings in Q3 2026: 0 open-market purchases and 125 sales ($171.4M), across 2 companies.
- Transactions
- 136
- Purchases (P)
- 0
- Sales (S)
- 125
- Companies
- 2
- Name as filed
- MOSLEY WILLIAM D
Companies
| Company | Relationship | Transactions |
|---|---|---|
| Seagate Technology Holdings plc (STX) | Director, Officer · CEO | 135 |
| Cirrus Logic, Inc. (CRUS) | Director | 1 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-15 | Seagate Technology Holdings plc | S | 97,889 | $772.14 | 378,108 | Form 4 |
| 2026-09-14 | Seagate Technology Holdings plc | M | 177,000 | $0 | 475,998 | Form 4 |
| 2026-09-14 | Seagate Technology Holdings plc | S | 1,870 | $781.23 | 298,998 | Form 4 |
| 2026-09-11 | Seagate Technology Holdings plc | M | 3,319 | $0 | 300,867 | Form 4 |
| 2026-09-10 | Seagate Technology Holdings plc | S | 1,534 | $862.13 | 296,449 | Form 4 |
| 2026-09-10 | Seagate Technology Holdings plc | S | 1,316 | $862.14 | 297,548 | Form 4 |
| 2026-09-09 | Seagate Technology Holdings plc | M | 2,815 | $0 | 297,983 | Form 4 |
| 2026-09-09 | Seagate Technology Holdings plc | M | 2,415 | $0 | 298,864 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 80 | $830.36 | 295,248 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 80 | $829.1 | 295,328 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 120 | $827.9 | 295,408 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 340 | $826.86 | 295,528 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 580 | $826 | 295,868 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 600 | $824.93 | 296,448 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 1,240 | $824.05 | 297,048 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 600 | $822.89 | 298,288 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 480 | $822.05 | 298,888 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 920 | $820.89 | 299,368 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 1,320 | $819.84 | 300,288 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 1,040 | $818.78 | 301,608 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 2,080 | $817.71 | 302,648 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 4,287 | $816.75 | 304,728 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 4,555 | $815.75 | 309,015 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 2,878 | $814.75 | 313,570 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 80 | $832.05 | 295,168 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | M | 14,000 | $46.23 | 325,168 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 357 | $804.61 | 324,811 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 160 | $805.55 | 324,651 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 160 | $807.19 | 324,491 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 960 | $808.62 | 323,531 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 1,160 | $809.55 | 322,371 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 1,105 | $810.78 | 321,266 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 1,578 | $811.73 | 319,688 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 1,200 | $812.55 | 318,488 | Form 4 |
| 2026-09-01 | Seagate Technology Holdings plc | S | 2,040 | $813.74 | 316,448 | Form 4 |
| 2026-08-21 | Seagate Technology Holdings plc | S | 3,438 | $849.35 | 298,483 | Form 4 |
| 2026-08-21 | Seagate Technology Holdings plc | S | 11,308 | $849.35 | 308,240 | Form 4 |
| 2026-08-21 | Seagate Technology Holdings plc | S | 3,393 | $849.35 | 311,168 | Form 4 |
| 2026-08-20 | Seagate Technology Holdings plc | M | 6,404 | $0 | 301,921 | Form 4 |
| 2026-08-20 | Seagate Technology Holdings plc | M | 21,065 | $0 | 319,548 | Form 4 |
| 2026-08-20 | Seagate Technology Holdings plc | M | 6,320 | $0 | 314,560 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 280 | $807.65 | 317,077 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 80 | $783.84 | 325,437 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 383 | $809.71 | 315,997 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 520 | $810.44 | 315,477 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 640 | $811.82 | 314,837 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 400 | $812.84 | 314,437 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 366 | $814.07 | 314,071 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 394 | $814.99 | 313,677 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 320 | $815.87 | 313,357 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 440 | $817.17 | 312,917 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 320 | $818.32 | 312,597 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 711 | $792.72 | 323,966 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 480 | $793.7 | 323,486 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | M | 14,000 | $46.23 | 325,517 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 640 | $806.47 | 317,357 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 840 | $804.73 | 317,997 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 520 | $803.73 | 318,837 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 360 | $802.08 | 319,357 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 400 | $801.05 | 319,717 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 520 | $800.08 | 320,117 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 480 | $799.27 | 320,637 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 560 | $797.85 | 321,117 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 680 | $797.04 | 321,677 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 761 | $795.81 | 322,357 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 368 | $794.39 | 323,118 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 440 | $790.98 | 324,677 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 120 | $789.55 | 325,117 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 160 | $787.77 | 325,237 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 40 | $786.12 | 325,397 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 697 | $808.72 | 316,380 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 80 | $837.98 | 295,517 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 181 | $835.06 | 296,157 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 400 | $835.99 | 295,757 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 160 | $836.77 | 295,597 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 200 | $833.91 | 296,338 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 400 | $832.73 | 296,538 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 320 | $832.02 | 296,938 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 1,960 | $830.83 | 297,258 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 1,619 | $829.78 | 299,218 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 1,641 | $828.6 | 300,837 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 1,799 | $827.67 | 302,478 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 1,985 | $826.76 | 304,277 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 1,280 | $825.64 | 306,262 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 1,600 | $824.57 | 307,542 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 1,120 | $823.46 | 309,142 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 840 | $822.56 | 310,262 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 575 | $821.46 | 311,102 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 520 | $820.35 | 311,677 | Form 4 |
| 2026-08-03 | Seagate Technology Holdings plc | S | 400 | $819.41 | 312,197 | Form 4 |
| 2026-07-29 | Cirrus Logic, Inc. | A | 1,998 | $0 | 3,622 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 254 | $895.66 | 339,997 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 400 | $896.78 | 339,597 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 340 | $897.78 | 339,257 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 300 | $898.79 | 338,957 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 308 | $900.05 | 338,649 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 401 | $900.82 | 338,248 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 320 | $902.14 | 337,928 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 560 | $903.08 | 337,368 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 720 | $904.36 | 336,648 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 266 | $894.39 | 340,251 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 40 | $892.93 | 340,517 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 200 | $892.08 | 340,557 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 120 | $891.13 | 340,757 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 320 | $890.02 | 340,877 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 320 | $887.97 | 341,197 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | M | 14,000 | $46.23 | 341,517 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 2,065 | $918.67 | 320,860 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 1,762 | $917.67 | 322,925 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 1,185 | $916.61 | 324,687 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 2,308 | $915.65 | 325,872 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 2,379 | $914.77 | 328,180 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 1,596 | $913.65 | 330,559 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 813 | $912.72 | 332,155 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 960 | $911.63 | 332,968 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 399 | $910.49 | 333,928 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 441 | $909.52 | 334,327 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 560 | $908.42 | 334,768 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 391 | $907.56 | 335,328 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 320 | $905.12 | 336,328 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 609 | $906.47 | 335,719 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 720 | $922.68 | 316,900 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 880 | $921.8 | 317,620 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 880 | $920.57 | 318,500 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 1,480 | $919.64 | 319,380 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 620 | $928.1 | 312,760 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 320 | $929.11 | 312,440 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 280 | $930.1 | 312,160 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 120 | $931.62 | 312,040 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 320 | $932.94 | 311,720 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 200 | $934.45 | 311,520 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 1,160 | $923.83 | 315,740 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 770 | $925.03 | 314,970 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 1,019 | $926.17 | 313,951 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 571 | $927 | 313,380 | Form 4 |
| 2026-07-01 | Seagate Technology Holdings plc | S | 3 | $936.36 | 311,517 | Form 4 |
Questions
What stock did Mosley William D buy or sell?
Mosley William D reported 136 non-derivative transactions on 10 SEC ownership filings in Q3 2026: 0 open-market purchases and 125 sales ($171.4M), across 2 companies.
Is Mosley William D the same person as other filers with this name?
This page covers SEC CIK 1388390 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/mosley-william-d-1388390.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.