S
Seagate Technology
STX · Storage
$828.30
-50.01 (-5.69%)
As of Jul 15, 2026 close
Insider Activity — Trailing 6 Months
Open-Market Buys
0
$0.0 · 0 lines · 0 insiders
Open-Market Sells
32
$173.3M · 267 lines · 10b5-1: 250/267
Net Shares (6M)
-264K
-0.12% of shares out
Active Insiders
11
6 officers · 5 directors
Latest Form 4
Jul 2
MOSLEY WILLIAM D · Exercise · $0.0
Price & Insider Transactions
Marker size ∝ transaction valueClosing priceBuySell
Transactions
Sortable · open-market, awards & exercises| Type | Price | Held After | Filed | ||||
|---|---|---|---|---|---|---|---|
MOSLEY WILLIAM D CEO | Exercise10b5-1 | -14,000 strike $0.00 | — | — | 125,100 | Jul 1, 2026 | |
MOSLEY WILLIAM D CEO 44 lots | Sell10b5-1 | -30,000 -8.8% of holdings | avg $914.82 | $27.4M | 311,517 | Jul 1, 2026 | |
MOSLEY WILLIAM D CEO | Exercise10b5-1 | +14,000 strike $46.23 | $46.23 | $647.2K | 341,517 | Jul 1, 2026 | |
MOSLEY WILLIAM D CEO | Sell | -1,768.25 -0.5% of holdings | $880.19 | $1.6M | 327,517 | Jun 12, 2026 | |
Romano Gianluca EVP & CFO | Sell | -903.25 -2.1% of holdings | $880.19 | $795.0K | 42,860.25 | Jun 12, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer | Sell10b5-1 | -989 -18.7% of holdings | $880.19 | $870.5K | 4,290 | Jun 12, 2026 | |
Morris John Christopher EVP & CTO 2 lots | Sell10b5-1 | -1,364 -10.1% of holdings | avg $880.19 | $1.2M | 12,088.25 | Jun 12, 2026 | |
MOSLEY WILLIAM D CEO | Exercise | -3,319 strike $0.00 | — | — | 16,595 | Jun 11, 2026 | |
MOSLEY WILLIAM D CEO | Exercise | +3,319 strike $0.00 | $0.00 | $0.0 | 329,285.25 | Jun 11, 2026 | |
Romano Gianluca EVP & CFO | Exercise | -1,695 strike $0.00 | — | — | 8,475 | Jun 11, 2026 | |
Romano Gianluca EVP & CFO | Exercise | +1,695 strike $0.00 | $0.00 | $0.0 | 43,763.5 | Jun 11, 2026 | |
Chong Kian Fatt EVP Global Operations | Exercise | -678 strike $0.00 | — | — | 3,392 | Jun 11, 2026 | |
Chong Kian Fatt EVP Global Operations | Exercise | +678 strike $0.00 | $0.00 | $0.0 | 2,518 | Jun 11, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer | Exercise10b5-1 | -989 strike $0.00 | — | — | 4,945 | Jun 11, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer | Exercise10b5-1 | +989 strike $0.00 | $0.00 | $0.0 | 5,279 | Jun 11, 2026 | |
Morris John Christopher EVP & CTO | Exercise10b5-1 | -942 strike $0.00 | — | — | 4,710 | Jun 11, 2026 | |
Morris John Christopher EVP & CTO | Exercise10b5-1 | +942 strike $0.00 | $0.00 | $0.0 | 13,452.25 | Jun 11, 2026 | |
Romano Gianluca EVP & CFO 2 lots | Sell | -1,350.5 -3.2% of holdings | avg $821.76 | $1.1M | 41,380.5 | Jun 10, 2026 | |
MOSLEY WILLIAM D CEO 2 lots | Sell | -2,854.75 -0.9% of holdings | avg $821.74 | $2.3M | 324,869.5 | Jun 10, 2026 | |
Morris John Christopher EVP & CTO 2 lots | Sell | -573.75 -4.5% of holdings | avg $821.66 | $471.4K | 12,199 | Jun 10, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer | Sell10b5-1 | -663 -13.4% of holdings | $821.86 | $544.9K | 4,290 | Jun 10, 2026 | |
Romano Gianluca EVP & CFO 2 lots | Exercise | -2,474 strike $0.00 | — | — | 959 | Jun 9, 2026 | |
Romano Gianluca EVP & CFO 2 lots | Exercise | +2,474 strike $0.00 | avg $0.00 | $0.0 | 42,895.5 | Jun 9, 2026 | |
MOSLEY WILLIAM D CEO 2 lots | Exercise | -5,230 strike $0.00 | — | — | 2,815 | Jun 9, 2026 | |
MOSLEY WILLIAM D CEO 2 lots | Exercise | +5,230 strike $0.00 | avg $0.00 | $0.0 | 327,284.5 | Jun 9, 2026 | |
Morris John Christopher EVP & CTO 2 lots | Exercise | -1,130 strike $0.00 | — | — | 500 | Jun 9, 2026 | |
Morris John Christopher EVP & CTO 2 lots | Exercise | +1,130 strike $0.00 | avg $0.00 | $0.0 | 12,830 | Jun 9, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer 2 lots | Exercise10b5-1 | -1,262 strike $0.00 | — | — | 600 | Jun 9, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer 2 lots | Exercise10b5-1 | +1,262 strike $0.00 | avg $0.00 | $0.0 | 4,953 | Jun 9, 2026 | |
Chong Kian Fatt EVP Global Operations 2 lots | Exercise | -581 strike $0.00 | — | — | 202 | Jun 9, 2026 | |
Chong Kian Fatt EVP Global Operations 2 lots | Exercise | +581 strike $0.00 | avg $0.00 | $0.0 | 1,840 | Jun 9, 2026 | |
Arumugavelu Shankar | Sell | -1,000 -13.1% of holdings | $927.68 | $927.7K | 6,626 | Jun 4, 2026 | |
BHATT PRAT | Sell10b5-1 | -1,000 -7.2% of holdings | $929.88 | $929.9K | 12,869 | Jun 2, 2026 | |
MOSLEY WILLIAM D CEO | Exercise10b5-1 | -14,000 strike $0.00 | — | — | 139,100 | Jun 1, 2026 | |
MOSLEY WILLIAM D CEO 49 lots | Sell10b5-1 | -30,000 -8.5% of holdings | avg $911.59 | $27.3M | 323,591 | Jun 1, 2026 | |
MOSLEY WILLIAM D CEO | Exercise10b5-1 | +14,000 strike $46.23 | $46.23 | $647.2K | 353,591 | Jun 1, 2026 | |
Conyers Yolanda Lee | Sell10b5-1 | -750 -15.5% of holdings | $885.33 | $664.0K | 4,101 | Jun 1, 2026 | |
MOSLEY WILLIAM D CEO | Exercise10b5-1 | -14,000 strike $0.00 | — | — | 153,100 | May 20, 2026 | |
MOSLEY WILLIAM D CEO 19 lots | Sell10b5-1 | -30,000 -8.1% of holdings | avg $751.29 | $22.5M | 339,591 | May 20, 2026 | |
MOSLEY WILLIAM D CEO | Exercise10b5-1 | +14,000 strike $46.23 | $46.23 | $647.2K | 369,591 | May 20, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer 3 lots | Exercise10b5-1 | -8,003 strike $0.00 | — | — | 2,130 | May 14, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer | Sell10b5-1 | -8,003 -68.4% of holdings | $817.28 | $6.5M | 3,691 | May 14, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer 3 lots | Exercise10b5-1 | +8,003 strike $76.42 | avg $76.42 | $611.6K | 11,694 | May 14, 2026 | |
Teh Ban Seng EVP & Chief Commercial Officer 22 lots | Sell10b5-1 | -7,557 -67.2% of holdings | avg $813.45 | $6.1M | 3,691 | May 13, 2026 | |
Romano Gianluca EVP & CFO | Sell10b5-1 | -1,902 -4.4% of holdings | $770.00 | $1.5M | 40,945 | May 7, 2026 | |
Romano Gianluca EVP & CFO 30 lots | Sell10b5-1 | -22,488 -34.4% of holdings | avg $774.22 | $17.4M | 42,847 | May 6, 2026 | |
Tilenius Stephanie 2 lots | Sell | -1,580 -12.9% of holdings | avg $766.61 | $1.2M | 10,664 | May 5, 2026 | |
Lee James CI EVP & CLO | Sell10b5-1 | -697 -68.3% of holdings | $741.17 | $516.6K | 324 | May 4, 2026 | |
Morris John Christopher EVP & CTO 14 lots | Sell10b5-1 | -5,626 -32.0% of holdings | avg $738.37 | $4.2M | 11,954 | May 4, 2026 | |
Lee James CI EVP & CLO | Exercise | -1,237 strike $0.00 | — | — | 11,139 | Apr 22, 2026 |
Page 1 of 4
Net Insider Activity by Quarter
Most Active Insiders — Trailing 12 Months
MOSLEY WILLIAM D Chief Executive Officer | 24 | 270 | -89,661 | $-156.5M | Jul 1, 2026 |
Romano Gianluca EVP & CFO | 26 | 99 | -16,635.75 | $-44.5M | Jun 12, 2026 |
Teh Ban Seng EVP & Chief Commercial Officer | 39 | 71 | -10,787 | $-27.4M | Jun 12, 2026 |
Morris John Christopher EVP & CTO | 21 | 56 | +4,332.25 | $-11.7M | Jun 12, 2026 |
Chong Kian Fatt EVP Global Operations | 21 | 18 | +13,845 | $-4.4M | Jun 11, 2026 |
Lee James CI EVP & CLO | 9 | 20 | +18,943 | $-2.6M | May 4, 2026 |
Arumugavelu Shankar | 2 | 4 | -5,067 | $-2.5M | Jun 4, 2026 |
Tilenius Stephanie | 2 | 5 | -2,693 | $-1.9M | May 5, 2026 |
Parsed from SEC Form 4 filings via EDGAR. Open-market transactions (codes P/S) shown with awards, exercises and withholding for context; 10b5-1 tag indicates a pre-planned trade. Same-day lots by one insider consolidated; each row links to the filing index. Updated daily.