STX — Seagate Technology Holdings plcToday's name, from the SEC's present-day ticker list — a present-day mapping, not the name as of each filing.

Congress trades
38
all time
Members · 12m
4
1 buys · 4 sells · by trade date
Latest filing
10-12
2026-10-12
Rows filed past the STOCK Act's 45-day window, stated on the row, never editorialised; both dates and the receipt stay on every row.
3
13F holders
1,082
top 500 listed · 2026-03-31
Congress: statutory ranges, filed up to 45 days after the trade · 13F: quarter-end snapshots, filed up to 45 days lateras of 2026-10-29
Congress 38Institutional 500

Congress · disclosure timeline

By trade date · 24 months · 11 rows ▲ buy, ▼ sell; height = lower bound (log scale). Trade date, not filing date — the filing lag is in the table below.

11 dated disclosures in the window, placed by trade date; magnitudes are the disclosed lower bounds, against gridlines at $15K, $250K, $5M.

Members active in STX

12 months · most active first Rows = number of disclosures, not dollars. Net = lower bound of the net range. Committees as of each member's latest trade in the window (roster snapshot 2026-10-29).
Members disclosing STX in the trailing 12 months
MemberRowsNet disclosed flow for this ticker: purchases minus sales, computed as a net range on the disclosed amounts. A lower bound is provable, never a point.Number of committees the member sat on as of their latest trade date in the window, from the cc0-legislators roster snapshot. Context, never an allegation; jurisdiction overlap needs the sector join.
Julie Johnson D–TX-322−$30.0K to −$2.0K4
Alan Armstrong R–OK1$1.0K to $15.0K2
Kevin Hern R–OK-11−$15.0K to −$1.0K1
Lisa C. McClain R–MI-91−$50.0K to −$15.0K2

4 members

Congressional disclosures

Newest filed firstAll 38 rows ↗
Latest congressional filings mentioning STX
FiledMemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2026-10-12Lisa C. McClain R–MI-9SELL partial · SP (partial sale, spouse-owned)Traded 09-30 +12d$15K–$50K
2026-09-25Kevin Hern R–OK-1SELL partial (partial sale)Traded 09-15 +10d$1K–$15K
2026-07-21Alan Armstrong R–OKBUYTraded 03-27 LATE·116d$1K–$15K
2026-01-15Julie Johnson D–TX-32SELL JT (jointly owned)Traded 2025-12-18 +28d$1K–$15K
2025-12-11Julie Johnson D–TX-32SELL partial · JT (partial sale, jointly owned)Traded 11-13 +28d$1K–$15K
2025-11-16Kevin Hern R–OK-1SELL partial (partial sale)Traded 10-28 +19d$15K–$50K
2025-11-16Kevin Hern R–OK-1SELL partial (partial sale)Traded 10-06 +41d$15K–$50K
2025-10-22Lisa C. McClain R–MI-9BUY SP (spouse-owned)Traded 09-08 +44d$15K–$50K
2025-09-11Julie Johnson D–TX-32SELL partial · JT (partial sale, jointly owned)Traded 08-14 +28d$1K–$15K
2025-08-14Julie Johnson D–TX-32SELL partial · JT (partial sale, jointly owned)Traded 07-29 +16d$1K–$15K

13F holders · Quarter ended 2026-03-31Newest filing in this build: 2026-07-31. Per-row filing dates are on each receipt. · longs only

All holders ↗
Top institutional holders of STX for quarter 2026-03-31, 1–25 of 1,082 holders
#FilerValueSecuritiesFlagsderived by Public Filings from this build's reviewed ticker-mapping holders list for this share class; that list carries each holder's share count, share change and filed date (the full holders view shows them), but no document links — the EDGAR link opens the filer's 13F list·§
1BlackRock, Inc.$5.6B1
derived ·§ EDGAR ↗
2VANGUARD CAPITAL MANAGEMENT LLC$5.5B1
derived ·§ EDGAR ↗
3Sanders Capital, LLC$5.1B1
derived ·§ EDGAR ↗
4VANGUARD PORTFOLIO MANAGEMENT LLC$4.3B1
derived ·§ EDGAR ↗
5STATE STREET CORP$3.7B1
derived ·§ EDGAR ↗
6FMR LLC$3.2B1
derived ·§ EDGAR ↗
7Capital Research Global Investors$2.2B1
derived ·§ EDGAR ↗
8MORGAN STANLEY$1.9B1
derived ·§ EDGAR ↗
9WCM INVESTMENT MANAGEMENT, LLC$1.6B1
derived ·§ EDGAR ↗
10DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main$1.4B1
derived ·§ EDGAR ↗
11FRANKLIN RESOURCES INC$1.4B1
derived ·§ EDGAR ↗
12BANK OF AMERICA CORP /DE/$1.3B1
derived ·§ EDGAR ↗
13Invesco Ltd.$1.0B1
derived ·§ EDGAR ↗
14MASSACHUSETTS FINANCIAL SERVICES CO /MA/$1.0B1
derived ·§ EDGAR ↗
15NORTHERN TRUST CORP$743M1
derived ·§ EDGAR ↗
16NOMURA ASSET MANAGEMENT INTERNATIONAL INC.$707M1
derived ·§ EDGAR ↗
17DEUTSCHE BANK AG\$689M1
derived ·§ EDGAR ↗
18UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC$601M1
derived ·§ EDGAR ↗
19Legal & General Group Plc$593M1
derived ·§ EDGAR ↗
20ARROWSTREET CAPITAL, LIMITED PARTNERSHIP$562M1
derived ·§ EDGAR ↗
21CHARLES SCHWAB INVESTMENT MANAGEMENT INC$535M1
derived ·§ EDGAR ↗
22D. E. Shaw & Co., Inc.$505M1
derived ·§ EDGAR ↗
23VANGUARD FIDUCIARY TRUST CO$471M1
derived ·§ EDGAR ↗
24Holocene Advisors, LP$426M1
derived ·§ EDGAR ↗
25ROYAL BANK OF CANADA$397M1
derived ·§ EDGAR ↗
Show the top 500 of 1,082 holders
Truncated by Public Filings. Top 500 of 1,082 holders shown; the rest are on EDGAR. Method ↗

Crowding — not available in this build. No holder rows for the selected period, so no percentile can be ranked.

Congress ↔ notable managers · STX

Congress · last 90 days

Buyers
0 — —
Sellers
2 Kevin Hern R–OK-1, Lisa C. McClain R–MI-9 $16K–$65K

filed 2026-07-31 → 2026-10-29 · statutory ranges

Notable managers · quarter ended 2026-03-31

Trimming
1 Gotham Asset Management $12.9M held

by shares · $ = value heldNEW + ADD vs TRIM + EXIT, by share count. $ = reported value now, not the change. · SEAGATE TECHNOLOGY HLDNGS PL

Merged timeline of congressional filings and notable-manager moves on STX
DateWhoChangeSize
2026-10-12Lisa C. McClain CongressSELL$15K–$50K
2026-09-25Kevin Hern CongressSELL$1K–$15K
2026-05-15Bridgewater Associates 13FADD+49,140 sh
2026-05-15Tudor Investment Corp 13FNEW+102,041 sh
2026-05-15Moore Capital Management 13FNEW+1,096 sh
2026-05-15Duquesne Family Office 13FNEW+50,700 sh
2026-05-15Gotham Asset Management 13FTRIM−8,468 sh

7 newest, by filing date · 13F rows are quarter-end snapshots, not trades

Congress vs filers

12 months
Congress net (rows)1 buy / 4 sell
Congress net ($ bound)−$94.0K to −$3.0K
Filersnot computedThe filer side needs per-issuer quarter-over-quarter actions, which the published aggregate does not carry for this issuer. Convergence and divergence are stated only when both sides are computed.