STX
SEAGATE HLDGS (STX)
NASDAQ
$850.50+$0.50 (+0.06%)
Price as of Aug 21, 2026 7:59 PM EDT
  • $192.7B
    Market Cap
  • 438.29%
    1-Year Change
  • Computer Hardware
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VANGUARD GROUP INC
12.54%
28.1M
-20,856 (-0.07%)
Dec 31, 2025
BLACKROCK, INC.
6.76%
15.2M
+892,710 (+5.89%)
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
6.52%
14.6M
+474,394 (+3.24%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
6.05%
13.6M
-350,132 (-2.58%)
Dec 31, 2024
BLACKROCK INC.
5.91%
13.2M
+542,350 (+4.09%)
Jun 30, 2024
STATE STREET CORP
4.42%
9.9M
+590,037 (+5.95%)
Jun 30, 2026
BLACKROCK FUND ADVISORS
4.20%
9.4M
+452,780 (+4.81%)
Dec 31, 2016

Current Ownership Distribution

  • Mutual Funds5.8B (60.23%)
  • Institutions3.6B (36.85%)
  • Insiders282.1M (2.92%)
  • Other0 (0.00%)

Insider Transactions

  • 2.92% (282.1M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 10
    Number of InsiderSelling (last 12 months)
  • $25.4B
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Teh Ban Seng
EVP & Chief Commercial Officer
Exempt
Aug 13, 2026
$0.00
1,597
$0.00
533
Teh Ban Seng
EVP & Chief Commercial Officer
Exempt
Aug 13, 2026
$0.00
2,636
$0.00
11,424
Teh Ban Seng
EVP & Chief Commercial Officer
Exempt
Aug 13, 2026
$0.00
1,769
$0.00
14,740
Teh Ban Seng
EVP & Chief Commercial Officer
Exempt
Aug 13, 2026
$109,921.51
1,597
$68.83
5,887
Teh Ban Seng
EVP & Chief Commercial Officer
Exempt
Aug 13, 2026
$169,521.16
2,636
$64.31
8,523
Teh Ban Seng
EVP & Chief Commercial Officer
Exempt
Aug 13, 2026
$179,270.46
1,769
$101.34
10,292
Teh Ban Seng
EVP & Chief Commercial Officer
Sell
Aug 13, 2026
$5.5M
6,002
$920.14
4,290
Teh Ban Seng
EVP & Chief Commercial Officer
Sell
Aug 13, 2026
$1.3M
1,359
$923.73
2,931
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$66,861.60
80
$835.77
21,463
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$152,678.80
200
$763.39
42,674
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$67,107.20
80
$838.84
21,383
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$122,492.00
160
$765.58
42,514
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$100,939.20
120
$841.16
21,263
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$307,124.00
400
$767.81
42,114
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$67,428.80
80
$842.86
21,183
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$430,754.80
560
$769.21
41,554
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$33,776.00
40
$844.40
21,143
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$246,485.66
320
$770.27
41,234
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$67,738.00
80
$846.73
21,063
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$247,618.79
321
$771.40
40,913
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$135,844.80
160
$849.03
20,903
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$247,184.80
320
$772.45
40,593
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$204,010.01
240
$850.04
20,663
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$216,607.61
280
$773.60
40,313
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$148,660.09
192
$774.27
40,121
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$98,490.94
127
$775.52
39,994
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$155,387.20
200
$776.94
39,794
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$93,424.80
120
$778.54
39,674
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$343,080.41
440
$779.73
39,234
Romano Gianluca
EVP & CFO
Sell
Aug 07, 2026
$62,417.60
80
$780.22
39,154