Who Owns SEAGATE TECHNOLOGY HLDNGS PL (STX)? -- Institutional Holders (2026-06-30)
69 institutions reported holding $633.0M of SEAGATE TECHNOLOGY HLDNGS PL (STX) in SEC 13F filings for 2026-06-30. Largest institutional holders: CACTI ASSET MANAGEMENT LLC ($316.4M), EASTERN BANK ($67.5M), Czech National Bank ($61.6M), UNICOM Systems, Inc. ($42.0M), KWMG, LLC ($41.9M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | CACTI ASSET MANAGEMENT LLC | $316.4M | 327,925 | Trimmed |
| 2 | EASTERN BANK | $67.5M | 69,932 | Added |
| 3 | Czech National Bank | $61.6M | 63,824 | Added |
| 4 | UNICOM Systems, Inc. | $42.0M | 43,500 | Added |
| 5 | KWMG, LLC | $41.9M | 43,371 | Trimmed |
| 6 | CHAPIN DAVIS, INC. | $25.6M | 26,495 | Trimmed |
| 7 | Hennion & Walsh Asset Management, Inc. | $7.7M | 7,948 | Added |
| 8 | Assenagon Asset Management S.A. | $7.1M | 7,321 | Trimmed |
| 9 | CoreCap Advisors, LLC | $7.0M | 7,230 | Added |
| 10 | GAMMA Investing LLC | $6.4M | 6,613 | Added |
| 11 | Hilltop National Bank | $5.9M | 6,086 | Trimmed |
| 12 | Affinity Capital Advisors, LLC | $3.7M | 4,304 | Trimmed |
| 13 | BEACON INVESTMENT ADVISORY SERVICES, INC. | $3.7M | 3,827 | Added |
| 14 | Beacon Bank & Trust | $3.1M | 3,188 | Trimmed |
| 15 | BDF-GESTION | $2.6M | 3,631 | Added |
| 16 | MOODY NATIONAL BANK TRUST DIVISION | $2.4M | 2,527 | Trimmed |
| 17 | CX Institutional | $2.0M | 2,116 | Trimmed |
| 18 | Valeo Financial Advisors, LLC | $2.0M | 2,035 | Added |
| 19 | Dynamic Advisor Solutions LLC | $1.8M | 1,898 | Added |
| 20 | HARBOR INVESTMENT ADVISORY, LLC | $1.6M | 1,699 | Added |
| 21 | JGP Wealth Management, LLC | $1.6M | 1,615 | Added |
| 22 | Bison Wealth, LLC | $1.2M | 1,436 | Trimmed |
| 23 | Cooper Financial Group | $1.2M | 1,211 | Trimmed |
| 24 | Central Pacific Bank - Trust Division | $1.1M | 1,124 | New |
| 25 | Chesley Taft & Associates LLC | $982,370 | 1,018 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30