Who
William D. Mosley
CEO
Company insider
Files Form 4 as: CEO, Seagate Technology Holdings; Director, Cirrus Logic.
In numbers
- Trades disclosed
- 1,143
- Buys
- 0
- Sells
- 82
- Bought
- $0
- Sold
- $749.8M
- Companies
- 2
- Companies where not an officer
- 1
- First trade
- 5 Feb 2007
- Last trade
- 1 Oct 2026
- Last filed
- 2 Oct 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Code M | $647K14,000 at $46.23 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $508K560 at $907.43 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $933K1,027 at $908.58 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $279K307 at $909.84 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $765K840 at $910.69 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $1.0M1,146 at $912.04 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $636K696 at $913.08 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $826K904 at $913.94 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $878K960 at $915.01 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $440K480 at $916.10 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $367K400 at $917.22 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $323K360 at $898.10 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $845K920 at $918.49 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $772K840 at $919.56 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $580K630 at $920.62 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $857K930 at $921.64 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $738K800 at $922.66 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $702K760 at $923.78 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $592K640 at $924.72 | filing |
| 1 Oct 2026filed 2 Oct 2026 | STX Seagate Technology HoldingsHardware, Devices & Storage | SEC FORM 4 Sold | $1000K1,080 at $925.88 | filing |
The newest 500 lines are listed; the numbers count every line.
News
Seagate Technology (NASDAQ:STX) Shares Down 7.9% – Time to Sell?STX · dailypolitical.com · 23 Oct 2026Head-To-Head Analysis: Seagate Technology (NASDAQ:STX) vs. Canaan (NASDAQ:CAN)STX · themarketsdaily.com · 19 Oct 2026Seagate's Improving Earnings Supports A Cautious Upside (NASDAQ:STX)STX · seekingalpha.com · 14 Oct 2026
0 headlines in the last 90 days name William D. Mosley; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.