STX - SEC Form 4 insider transactions

Director Arumugavelu Shankar sold $927,680 worth of Ordinary Shares (1,000 units at $927.68), decreasing direct ownership by 13% to 6,626 units (SEC Form 4)

Director Bhatt Prat sold $929,880 worth of Ordinary Shares (1,000 units at $929.88) as part of a pre-agreed trading plan, decreasing direct ownership by 7% to 12,869 units (SEC Form 4)

CEO Mosley William D sold $12,746,389 worth of Ordinary Shares (13,780 units at $924.99) as part of a pre-agreed trading plan, decreasing direct ownership by 4% to 323,591 units (SEC Form 4)

Director Conyers Yolanda Lee sold $663,998 worth of Ordinary Shares (750 units at $885.33) as part of a pre-agreed trading plan, decreasing direct ownership by 15% to 4,101 units (SEC Form 4)

CEO Mosley William D sold $14,601,435 worth of Ordinary Shares (16,220 units at $900.21) as part of a pre-agreed trading plan and exercised 14,000 units of Ordinary Shares at a strike of $46.23, decreasing direct ownership by 0.65% to 337,371 units (SEC Form 4)

CEO Mosley William D exercised 14,000 units of Ordinary Shares at a strike of $46.23 and sold $22,538,569 worth of Ordinary Shares (30,000 units at $751.29) as part of a pre-agreed trading plan, decreasing direct ownership by 4% to 339,591 units (SEC Form 4)

EVP & Chief Commercial Officer Teh Ban Seng sold $12,687,979 worth of Ordinary Shares (15,560 units at $815.42) as part of a pre-agreed trading plan and exercised 8,003 units of Ordinary Shares at a strike of $76.42, decreasing direct ownership by 67% to 3,691 units (SEC Form 4)

EVP & CFO Romano Gianluca sold $17,410,692 worth of Ordinary Shares (22,488 units at $774.22) as part of a pre-agreed trading plan, decreasing direct ownership by 34% to 42,847 units (SEC Form 4)

EVP & CFO Romano Gianluca sold $1,464,540 worth of Ordinary Shares (1,902 units at $770.00) as part of a pre-agreed trading plan, decreasing direct ownership by 4% to 40,945 units (SEC Form 4)

Director Tilenius Stephanie sold $1,211,250 worth of Ordinary Shares (1,580 units at $766.61), decreasing direct ownership by 13% to 10,664 units (SEC Form 4)

EVP & CTO Morris John Christopher sold $4,154,090 worth of Ordinary Shares (5,626 units at $738.37) as part of a pre-agreed trading plan, decreasing direct ownership by 32% to 11,954 units (SEC Form 4)

EVP & CLO Lee James Ci sold $516,595 worth of Ordinary Shares (697 units at $741.17) as part of a pre-agreed trading plan, decreasing direct ownership by 68% to 324 units (SEC Form 4)

EVP & CLO Lee James Ci converted options into 1,237 units of Ordinary Shares and covered exercise/tax liability with 540 units of Ordinary Shares, increasing direct ownership by 215% to 1,021 units (SEC Form 4)

SEC Form 4 filed by Mosley William D

SEC Form 4 filed by Mosley William D

EVP & CTO Morris John Christopher sold $42,273 worth of Ordinary Shares (112 units at $377.44), decreasing direct ownership by 0.63% to 17,580 units (SEC Form 4)

EVP Global Operations Chong Kian Fatt converted options into 678 units of Ordinary Shares, increasing direct ownership by 117% to 1,259 units (SEC Form 4)

EVP & CFO Romano Gianluca converted options into 1,695 units of Ordinary Shares and covered exercise/tax liability with 847 units of Ordinary Shares, increasing direct ownership by 1% to 65,335 units (SEC Form 4)

EVP & Chief Commercial Officer Teh Ban Seng converted options into 989 units of Ordinary Shares, increasing direct ownership by 10% to 11,248 units (SEC Form 4)

EVP & CTO Morris John Christopher covered exercise/tax liability with 430 units of Ordinary Shares and converted options into 942 units of Ordinary Shares, increasing direct ownership by 3% to 17,692 units (SEC Form 4)

CEO Mosley William D converted options into 3,319 units of Ordinary Shares and covered exercise/tax liability with 1,658 units of Ordinary Shares, increasing direct ownership by 0.42% to 400,175 units (SEC Form 4)

CEO Mosley William D converted options into 5,230 units of Ordinary Shares and covered exercise/tax liability with 2,613 units of Ordinary Shares, increasing direct ownership by 0.66% to 398,514 units (SEC Form 4)

SEC Form 4 filed by Seagate Technology Holdings PLC

SEC Form 4 filed by Seagate Technology Holdings PLC

EVP & CFO Romano Gianluca converted options into 2,473 units of Ordinary Shares and covered exercise/tax liability with 1,236 units of Ordinary Shares, increasing direct ownership by 2% to 64,487 units (SEC Form 4)

EVP Global Operations Chong Kian Fatt converted options into 581 units of Ordinary Shares (SEC Form 4)

CEO Mosley William D sold $7,695,262 worth of Ordinary Shares (20,000 units at $384.76), decreasing direct ownership by 5% to 395,897 units (SEC Form 4)

Director Conyers Yolanda Lee sold $295,192 worth of Ordinary Shares (750 units at $393.59), decreasing direct ownership by 13% to 4,851 units (SEC Form 4)

EVP & CTO Morris John Christopher sold $98,400 worth of Ordinary Shares (240 units at $410.00), decreasing direct ownership by 1% to 16,566 units (SEC Form 4)

EVP & Chief Commercial Officer Teh Ban Seng converted options into 5,905 units of Ordinary Shares, increasing direct ownership by 191% to 8,997 units (SEC Form 4)

EVP & CFO Romano Gianluca converted options into 25,850 units of Ordinary Shares and covered exercise/tax liability with 13,071 units of Ordinary Shares, increasing direct ownership by 25% to 63,250 units (SEC Form 4)

CEO Mosley William D converted options into 11,807 units of Ordinary Shares and covered exercise/tax liability with 5,966 units of Ordinary Shares, increasing direct ownership by 1% to 415,897 units (SEC Form 4)

EVP Global Operations Chong Kian Fatt converted options into 4,427 units of Ordinary Shares and sold $2,434,740 worth of Ordinary Shares (5,846 units at $416.48), closing all direct ownership in the company (SEC Form 4)

EVP & CTO Morris John Christopher converted options into 4,427 units of Ordinary Shares and covered exercise/tax liability with 2,032 units of Ordinary Shares, increasing direct ownership by 17% to 16,806 units (SEC Form 4)

CEO Mosley William D sold $8,585,359 worth of Ordinary Shares (20,000 units at $429.27), decreasing direct ownership by 5% to 410,056 units (SEC Form 4)

Director Geldmacher Jay L sold $414,423 worth of Ordinary Shares (925 units at $448.02), decreasing direct ownership by 81% to 223 units (SEC Form 4)

EVP & Chief Commercial Officer Teh Ban Seng exercised 9,433 units of Ordinary Shares at a strike of $101.34 and sold $8,931,995 worth of Ordinary Shares (20,195 units at $442.29), decreasing direct ownership by 78% to 3,092 units (SEC Form 4)

EVP & CLO Lee James Ci sold $234,776 worth of Ordinary Shares (673 units at $348.85), decreasing direct ownership by 72% to 257 units (SEC Form 4)

EVP & CLO Lee James Ci converted options into 1,237 units of Ordinary Shares and covered exercise/tax liability with 564 units of Ordinary Shares, increasing direct ownership by 262% to 930 units (SEC Form 4)

EVP & Chief Commercial Officer Teh Ban Seng exercised 1,412 units of Ordinary Shares at a strike of $66.02 and sold $422,626 worth of Ordinary Shares (1,412 units at $299.31) (SEC Form 4)

CEO Mosley William D sold $5,711,245 worth of Ordinary Shares (20,000 units at $285.56), decreasing direct ownership by 4% to 429,895 units (SEC Form 4)

EVP & CTO Morris John Christopher sold $32,984 worth of Ordinary Shares (113 units at $291.89), decreasing direct ownership by 0.79% to 14,250 units (SEC Form 4)

EVP Global Operations Chong Kian Fatt converted options into 678 units of Ordinary Shares, increasing direct ownership by 117% to 1,258 units (SEC Form 4)

EVP & CFO Romano Gianluca converted options into 1,695 units of Ordinary Shares and covered exercise/tax liability with 857 units of Ordinary Shares, increasing direct ownership by 2% to 50,351 units (SEC Form 4)

EVP & Chief Commercial Officer Teh Ban Seng sold $594,759 worth of Ordinary Shares (2,010 units at $295.90) and exercised 2,400 units of Ordinary Shares at a strike of $38.81, increasing direct ownership by 3% to 13,693 units (SEC Form 4)

EVP & CTO Morris John Christopher converted options into 941 units of Ordinary Shares and covered exercise/tax liability with 430 units of Ordinary Shares, increasing direct ownership by 4% to 14,363 units (SEC Form 4)

CEO Mosley William D covered exercise/tax liability with 1,678 units of Ordinary Shares and converted options into 3,319 units of Ordinary Shares, increasing direct ownership by 0.37% to 449,895 units (SEC Form 4)

EVP & Chief Commercial Officer Teh Ban Seng converted options into 1,262 units of Ordinary Shares, increasing direct ownership by 10% to 13,303 units (SEC Form 4)

EVP Global Operations Chong Kian Fatt converted options into 580 units of Ordinary Shares (SEC Form 4)

EVP & CTO Morris John Christopher converted options into 1,130 units of Ordinary Shares and covered exercise/tax liability with 516 units of Ordinary Shares, increasing direct ownership by 5% to 13,852 units (SEC Form 4)

EVP & CFO Romano Gianluca converted options into 2,473 units of Ordinary Shares and covered exercise/tax liability with 1,251 units of Ordinary Shares, increasing direct ownership by 3% to 49,513 units (SEC Form 4)

CEO Mosley William D covered exercise/tax liability with 2,644 units of Ordinary Shares and converted options into 5,230 units of Ordinary Shares, increasing direct ownership by 0.58% to 448,254 units (SEC Form 4)

Director Conyers Yolanda Lee sold $204,683 worth of Ordinary Shares (750 units at $272.91), decreasing direct ownership by 12% to 5,601 units (SEC Form 4)

CEO Mosley William D sold $5,420,577 worth of Ordinary Shares (20,000 units at $271.03), decreasing direct ownership by 4% to 445,668 units (SEC Form 4)

EVP & CFO Romano Gianluca sold $2,134,046 worth of Ordinary Shares (8,002 units at $266.69), decreasing direct ownership by 14% to 48,291 units (SEC Form 4)

EVP & CFO Romano Gianluca exercised 52,529 units of Ordinary Shares at a strike of $80.84 and sold $15,404,707 worth of Ordinary Shares (54,021 units at $285.16), decreasing direct ownership by 3% to 56,293 units (SEC Form 4)

EVP & CLO Lee James Ci sold $201,419 worth of Ordinary Shares (697 units at $288.98), decreasing direct ownership by 73% to 257 units (SEC Form 4)

Amendment: Director Szlosek Thomas A converted options into 470 units of Ordinary Shares and covered exercise/tax liability with 113 units of Ordinary Shares (SEC Form 4)

EVP & Chief Commercial Officer Teh Ban Seng exercised 1,412 units of Ordinary Shares at a strike of $66.02 and sold $408,040 worth of Ordinary Shares (1,412 units at $288.98) (SEC Form 4)

Director Arumugavelu Shankar sold $1,472,825 worth of Ordinary Shares (5,000 units at $294.56), decreasing direct ownership by 40% to 7,626 units (SEC Form 4)