Vault-13

SEAGATE TECHNOLOGY PLC STXN

SHS · Common Stock · CUSIP G7945M107

8 institutional holders +0 vs Q1 2026
383,775383.8k shares reported held*
$370.3mreported value*
2 new 3 added 2 reduced 2 sold out net sold ≈ $171.2m (-204.3k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $964.93.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

0510Q3 22: 7Q4 22: 7Q1 23: 5Q2 23: 4Q3 23: 4Q4 23: 5Q1 24: 2Q2 24: 4Q3 24: 5Q4 24: 4Q1 25: 5Q2 25: 8Q3 25: 8Q4 25: 7Q1 26: 8Q2 26: 88Q3 22Q3 23Q3 24Q3 25Q2 26
Numbers
QuarterHolders
Q3 20227
Q4 20227
Q1 20235
Q2 20234
Q3 20234
Q4 20235
Q1 20242
Q2 20244
Q3 20245
Q4 20244
Q1 20255
Q2 20258
Q3 20258
Q4 20257
Q1 20268
Q2 20268

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
505Q3 24: 1 bought or addedQ3 24: 2 cut or sold outQ4 24: 2 bought or addedQ4 24: 3 cut or sold outQ4 24Q1 25: 3 bought or addedQ1 25: 2 cut or sold outQ2 25: 3 bought or addedQ2 25: 1 cut or sold outQ2 25Q3 25: 3 bought or addedQ3 25: 3 cut or sold outQ4 25: 2 bought or addedQ4 25: 4 cut or sold outQ4 25Q1 26: 5 bought or addedQ1 26: 4 cut or sold outQ2 26: 5 bought or addedQ2 26: 4 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 202412
Q4 202423
Q1 202532
Q2 202531
Q3 202533
Q4 202524
Q1 202654
Q2 202654

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$5k$10k$15kQ3 25 calls: $0Q3 25 puts: $3.0kQ3 25P/C —Q4 25 calls: $0Q4 25 puts: $13.0kQ4 25P/C —Q1 26 calls: $0Q1 26 puts: $0Q1 26P/C —Q2 26 calls: $0Q2 26 puts: $0Q2 26P/C —
Numbers
QuarterCallsPutsP/C
Q3 2025$0$3.0k—
Q4 2025$0$13.0k—
Q1 2026$0$0—
Q2 2026$0$0—

Biggest buyers

BERKSHIRE CAPITAL HOLDINGS INC Added +19,580+19.6k
FNY Investment Advisers, LLC New +849+849
Harvest Fund Management Co., Ltd Added +443+443
Cascades Capital Asset Management, LLC New +172+172
Joseph Group Capital Management Added +24+24

Biggest sellers

CACTI ASSET MANAGEMENT LLC Reduced -198,080-198.1k
Kentucky Retirement Systems Sold out -26,927-26.9k
Byrne Asset Management LLC Sold out -308-308
FERGUSON WELLMAN CAPITAL MANAGEMENT, INC Reduced -55-55

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 CACTI ASSET MANAGEMENT LLC 15.87% of their portfolio ATLANTA, GA 327,925327.9k $316.4m $316.4m 15.87% Reduced -198.1k -198,080
2 Harvest Fund Management Co., Ltd 1.02% of their portfolio BEIJING, F4 32,07032.1k $30.9m $30.9m 1.02% Added +443 +443
3 BERKSHIRE CAPITAL HOLDINGS INC 4.09% of their portfolio San Jose, CA 19,59019.6k $18.9m $18.9m 4.09% Added +19.6k +19,580
4 PARTNERS CAPITAL INVESTMENT GROUP, LLP 0.08% of their portfolio BOSTON, MA 2,2542.3k $2.2m $2.2m 0.08% Unchanged
5 FERGUSON WELLMAN CAPITAL MANAGEMENT, INC 0.01% of their portfolio PORTLAND, OR 849849 $819.3k $819.3k 0.01% Reduced -55 -55
6 FNY Investment Advisers, LLC 0.30% of their portfolio NEW YORK, NY 849849 $819.0k $819.0k 0.30% New
7 Cascades Capital Asset Management, LLC 0.06% of their portfolio GREENSBORO, NC 172172 $166.0k $166.0k 0.06% New
8 Joseph Group Capital Management 0.01% of their portfolio COLUMBUS, OH 6666 $63.7k $63.7k 0.01% Added +24 +24