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Buy Day today: Good (62) Broad market participation · no major macro event

Insider Trading

Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.

All Recent Buys Recent Sells
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A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).
Ticker Insider Title Date Transaction Price ($) Shares Value ($) SEC Form 4
STX Romano Gianluca EVP & CFO 09/15/2026 Verkauf 772.16 49,984 38,595,510 Form 4
STX Mosley William D CEO 09/15/2026 Verkauf 772.14 97,889 75,584,326 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 800.47 2,480 1,985,166 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 799.03 400 319,611 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 797.97 530 422,925 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 796.90 1,587 1,264,673 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 795.95 2,166 1,724,018 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 794.72 1,280 1,017,238 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 791.36 560 443,164 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 788.43 280 220,760 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 787.26 120 94,471 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 786.14 1,040 817,588 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 784.45 1,000 784,446 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 789.84 1,760 1,390,119 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 782.56 4,147 3,245,295 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 781.35 1,600 1,250,157 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 780.29 2,453 1,914,063 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 779.27 6,682 5,207,051 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 778.35 7,259 5,650,017 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 777.22 3,987 3,098,765 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 776.20 3,242 2,516,430 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 775.01 2,315 1,794,159 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 774.01 1,717 1,328,982 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 772.65 3,451 2,666,428 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/15/2026 Verkauf 771.38 914 705,037 Form 4
STX Morris John Christopher EVP & CTO 09/15/2026 Verkauf 772.15 15,466 11,942,090 Form 4
STI Prantsevich Vlad Chief Financial Officer 09/14/2026 Kauf 7.13 1,030 7,344 Form 4
STI Prantsevich Vlad Chief Financial Officer 09/14/2026 J — 2,425 — Form 4
STX Romano Gianluca EVP & CFO 09/14/2026 Optionsausübung — 90,380 — Form 4
STX Chong Kian Fatt EVP Global Operations 09/14/2026 Optionsausübung — 14,470 — Form 4
STX Mosley William D CEO 09/14/2026 Optionsausübung — 177,000 — Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/14/2026 Optionsausübung — 52,730 — Form 4
STX Morris John Christopher EVP & CTO 09/14/2026 Optionsausübung — 30,130 — Form 4
STI Tjon Karin-Joyce Director 09/14/2026 Kauf 7.20 5,000 36,000 Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/14/2026 Verkauf 779.00 989 770,431 Form 4
STX Morris John Christopher EVP & CTO 09/14/2026 Verkauf 781.23 493 385,148 Form 4
STX Romano Gianluca EVP & CFO 09/14/2026 Verkauf 781.24 955 746,087 Form 4
STX Mosley William D CEO 09/14/2026 Verkauf 781.23 1,870 1,460,892 Form 4
STRZ Burns Michael Raymond Director 09/14/2026 Zuteilung — 13,476 — Form 4
STX Teh Ban Seng EVP & Chief Commercial Officer 09/11/2026 Optionsausübung — 989 — Form 4
STX Chong Kian Fatt EVP Global Operations 09/11/2026 Optionsausübung — 678 — Form 4
STX Morris John Christopher EVP & CTO 09/11/2026 Optionsausübung — 942 — Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Optionsausübung — 1,695 — Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 868.43 240 208,423 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 854.41 680 581,002 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 852.87 640 545,838 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 849.87 80 67,990 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 849.53 560 475,739 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 843.55 360 303,676 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 861.07 280 241,100 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 864.41 320 276,612 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 840.12 1,000 840,123 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 846.94 200 169,388 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 836.92 480 401,720 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 834.80 1,440 1,202,116 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 833.67 2,080 1,734,024 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 832.68 4,220 3,513,915 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 831.71 4,589 3,816,712 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 830.74 7,568 6,287,072 Form 4
STX Romano Gianluca EVP & CFO 09/11/2026 Verkauf 829.77 5,593 4,640,885 Form 4

A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).

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