STX
Seagate Technology Holdings plc
Latest Form 4:Sale$7.2MbyLee James CI (EVP & CLO) · filed Aug 26, 2026
Seagate Technology Holdings plc (STX) has 55 SEC Form 4 filings (500 transaction rows) in the rolling window, disclosed by 9 distinct insiders. Most recent filing: Aug 26, 2026.
The most active filer is CEO MOSLEY WILLIAM D with 9 filings. Insiders have net sold $245.6M over the trailing 6 months.
- Industry:Computer Hardware
- CEO:William David Mosley
- Employees:30,000
- HQ:Singapore, NW, SG
- IPO:2002-12-11
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$245.6M
reported sales (SEC code S)
Unique Insiders
9
in the rolling window
Market Cap
$188.1B
latest known value
| Source | ||||||
|---|---|---|---|---|---|---|
| EVP & CLO | Sale | 9,013 | $7.2M | Aug 26 | SEC ↗ | |
| EVP & Chief Commercial Officer | Sale | 6,048 | $5.1M | Aug 24 | SEC ↗ | |
| EVP & Chief Commercial Officer | Sale | 9,862 | $8.4M | Aug 24 | SEC ↗ | |
| CEO | Sale | 18,138.5 | $15.4M | Aug 24 | SEC ↗ | |
| EVP & CTO | Sale | 3,515.5 | $3.0M | Aug 24 | SEC ↗ | |
| EVP & CTO | Sale | 523 | $437K | Aug 24 | SEC ↗ | |
| EVP & CFO | Sale | 9,076.25 | $7.7M | Aug 24 | SEC ↗ | |
| EVP & CLO | Sale | 3,938.75 | $3.3M | Aug 24 | SEC ↗ | |
| EVP & Chief Commercial Officer | Sale | 7,361 | $6.8M | Aug 14 | SEC ↗ | |
| EVP & CFO | Sale | 22,211 | $17.8M | Aug 11 | SEC ↗ | |
| EVP & CTO | Sale | 168 | $137K | Aug 4 | SEC ↗ | |
| CEO | Sale | 30,000 | $24.5M | Aug 4 | SEC ↗ | |
| EVP & CLO | Sale | 694 | $609K | Aug 3 | SEC ↗ | |
| EVP & CLO | Sale | 542.25 | $491K | Jul 24 | SEC ↗ | |
| CEO | Sale | 30,000 | $27.4M | Jul 2 | SEC ↗ | |
| EVP & CTO | Sale | 1,364 | $1.2M | Jun 15 | SEC ↗ | |
| EVP & Chief Commercial Officer | Sale | 989 | $871K | Jun 15 | SEC ↗ | |
| EVP & CFO | Sale | 903.25 | $795K | Jun 15 | SEC ↗ | |
| CEO | Sale | 1,768.25 | $1.6M | Jun 15 | SEC ↗ | |
| EVP & Chief Commercial Officer | Sale | 663 | $545K | Jun 11 | SEC ↗ | |
| EVP & CFO | Sale | 1,350.5 | $1.1M | Jun 11 | SEC ↗ | |
| EVP & CTO | Sale | 573.75 | $471K | Jun 11 | SEC ↗ | |
| CEO | Sale | 2,854.75 | $2.3M | Jun 11 | SEC ↗ | |
Arumugavelu ShankarFirst in 7 months | Director | Sale | 1,000 | $928K | Jun 4 | SEC ↗ |
| CEO | Sale | 30,000 | $27.3M | Jun 2 | SEC ↗ | |
Conyers Yolanda LeeFirst in 3 months | Director | Sale | 750 | $664K | Jun 2 | SEC ↗ |
BHATT PRATFirst filing | Director | Sale | 1,000 | $930K | Jun 2 | SEC ↗ |
| CEO | Sale | 30,000 | $22.5M | May 21 | SEC ↗ | |
Teh Ban SengFirst in 3 months | EVP & Chief Commercial Officer | Sale | 7,557 | $6.1M | May 14 | SEC ↗ |
Teh Ban SengFirst in 3 months | EVP & Chief Commercial Officer | Sale | 8,003 | $6.5M | May 14 | SEC ↗ |
Romano GianlucaFirst in 6 months | EVP & CFO | Sale | 22,488 | $17.4M | May 8 | SEC ↗ |
Romano GianlucaFirst in 6 months | EVP & CFO | Sale | 1,902 | $1.5M | May 8 | SEC ↗ |
| EVP & CTO | Sale | 5,626 | $4.2M | May 6 | SEC ↗ | |
Lee James CIFirst in 3 months | EVP & CLO | Sale | 697 | $517K | May 6 | SEC ↗ |
Tilenius StephanieFirst in 6 months | Director | Sale | 1,580 | $1.2M | May 6 | SEC ↗ |
| CEO | Sale | 20,000 | $8.4M | Apr 2 | SEC ↗ | |
| CEO | Sale | 24,584 | $10.0M | Mar 23 | SEC ↗ | |
| EVP & CTO | Sale | 112 | $42K | Mar 16 | SEC ↗ |
Congress trading STX
See timeline →- RSen. Alan ArmstrongPurchase$1,001 - $15,0002026-03-27
- DRep. Ro KhannaPurchase$1,001 - $15,0002026-04-13
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Related companies
Seagate Technology Holdings plc is in the Technology sector.