13F Insight
DOSSIER · 13F Holders · Q2 2026

Seagate Technology Holdings PLC

8 institutions still hold Seagate Technology Holdings PLC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G7945M107·8 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$348M
visible holders
Holders
8
filers reporting
Concentration
90.88%
CACTI ASSET MANAGEMENT LLC #1
top holder share
AI Holders Summary · Q2 2026

8 institutions reported Seagate Technology Holdings PLC in Q2 2026. CACTI ASSET MANAGEMENT LLC leads at 90.9% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
CACTI ASSET MANAGEMENT LLC
CIK 0001452208
$316M328K15.87%Q2 202602
BERKSHIRE CAPITAL HOLDINGS INC
CIK 0001133742
$19M20K4.09%Q2 202603
Harvest Fund Management Co., Ltd
CIK 0001694126
$8M29K0.30%Q4 202504
PARTNERS CAPITAL INVESTMENT GROUP, LLP
CIK 0001694870
$2M2K0.08%Q2 202605
Kentucky Retirement Systems
CIK 0001537783
$2M27K0.11%Q1 202606
FERGUSON WELLMAN CAPITAL MANAGEMENT, INC
CIK 0000869353
$819K8490.01%Q2 202607
Cascades Capital Asset Management, LLC
CIK 0002035512
$166K1720.06%Q2 202608
Joseph Group Capital Management
CIK 0001910383
$64K660.01%Q2 2026