Company / CIK 0001032975
LOGITECH INTERNATIONAL S.A.
- Ticker
- LOGI
- Size, estimated from filings
- Large cap ($10B – $200B)
- Insiders on file
- 10
- Members of Congress who traded it
- 1
- Federal contracts on record
- none matched
- Lobbying filings on record
- none matched
- SEC filings
- EDGAR ↗
- Latest trade on record
- September 11, 2026
LOGITECH INTERNATIONAL S.A. (LOGI) has 10 insiders on file who disclosed 13 transactions in the last 12 months (0 open-market buys, 13 sales, about $2.1M at reported prices), and 1 congressional trade in its stock is on record. No federal contract award that started in the last 180 days was found for a recipient with exactly this name; no lobbying filing names it as client this year.
LOGITECH INTERNATIONAL S.A. in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
8 people account for the disclosed buying and selling in LOGITECH INTERNATIONAL S.A. over the last 12 months; the most active is Harnett Samantha with $1.6M.
Insiders
| Name | Role | Rows | Bought | Sold | Last filed |
|---|---|---|---|---|---|
| Harnett Samantha | CHIEF LEGAL OFFICER | 4 | 0 | 4 | September 14, 2026 |
| Zahnd Sascha | Director | 1 | 0 | 1 | September 11, 2026 |
| Thomas Deborah | Director | 1 | 0 | 1 | September 11, 2026 |
| Ng Kwok Wang | Director | 1 | 0 | 1 | September 11, 2026 |
| Montgomery Neela | Director | 1 | 0 | 1 | September 11, 2026 |
| Mahoney Owen | Director | 1 | 0 | 1 | September 11, 2026 |
| LAO MARJORIE | Director | 1 | 0 | 1 | September 11, 2026 |
| Jones Christopher Richardson | Director | 1 | 0 | 1 | September 11, 2026 |
| GECHT GUY | Director | 1 | 0 | 1 | September 11, 2026 |
| Bugnion Edouard | Director | 1 | 0 | 1 | September 11, 2026 |
Rows are this company's Form 4 rows for each person. "Bought" and "sold" count open-market purchases (code P) and sales only. More in insider buying and insider selling.
Members of Congress who traded LOGI
From periodic transaction reports that name the company's stock. Amounts are the sums of the ranges as filed. Every row is on the LOGI page.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Alan Armstrong | Senator (OK), Republican | 1 | 1 | 0 | $1,001–$15K | March 30, 2026 |
Insider transactions
| Filer | Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Harnett Samantha | LOGI | Sell S | September 11, 2026 | September 14, 2026 | 3d | 500 | $103 | $51K | 10b5-1 plan | Form 4 ↗ | |
| Harnett Samantha | LOGI | Sell S | September 11, 2026 | September 14, 2026 | 3d | 5,884 | $102 | $602K | 10b5-1 plan | Form 4 ↗ | |
| Harnett Samantha | LOGI | Sell S | September 11, 2026 | September 14, 2026 | 3d | 5,830 | $101 | $590K | 10b5-1 plan | Form 4 ↗ | |
| Harnett Samantha | LOGI | Sell S | September 11, 2026 | September 14, 2026 | 3d | 4,051 | $100 | $405K | 10b5-1 plan | Form 4 ↗ | |
| Bugnion Edouard | LOGI | Sell F | September 9, 2026 | September 11, 2026 | 2d | 138 | $98 | $14K | Form 4 ↗ | ||
| GECHT GUY | LOGI | Sell F | September 9, 2026 | September 11, 2026 | 2d | 585 | $98 | $58K | Form 4 ↗ | ||
| Jones Christopher Richardson | LOGI | Sell F | September 9, 2026 | September 11, 2026 | 2d | 720 | $98 | $71K | Form 4 ↗ | ||
| LAO MARJORIE | LOGI | Sell F | September 9, 2026 | September 11, 2026 | 2d | 719 | $98 | $71K | Form 4 ↗ | ||
| Mahoney Owen | LOGI | Sell F | September 9, 2026 | September 11, 2026 | 2d | 719 | $98 | $71K | Form 4 ↗ | ||
| Montgomery Neela | LOGI | Sell F | September 9, 2026 | September 11, 2026 | 2d | 721 | $98 | $71K | Form 4 ↗ | ||
| Ng Kwok Wang | LOGI | Sell F | September 9, 2026 | September 11, 2026 | 2d | 136 | $98 | $13K | Form 4 ↗ | ||
| Thomas Deborah | LOGI | Sell F | September 9, 2026 | September 11, 2026 | 2d | 714 | $98 | $70K | Form 4 ↗ | ||
| Zahnd Sascha | LOGI | Sell F | September 9, 2026 | September 11, 2026 | 2d | 136 | $98 | $13K | Form 4 ↗ |
Federal contracts (USAspending, awards started in the last 180 days)
No contract award starting in the last 180 days was found for a recipient named exactly "LOGITECH INTERNATIONAL S.A.". Subsidiaries and differently-spelled recipients are not matched — search contracts.
Lobbying (Senate LDA, as client)
No LDA filing posted since October 2025 names "LOGITECH INTERNATIONAL S.A." as the client. Filings under a subsidiary or trade-association name are not matched — search lobbying.
Related companies
Companies whose stock was traded by the same people who traded LOGI, by number of filers in common. It shows overlap in public filings and nothing else.
- HASBRO, INC. HAS 2 filers in common
- Dell Technologies Inc. DELL 1 filer in common
- CrowdStrike Holdings, Inc. CRWD 1 filer in common
- Seagate Technology Holdings plc STX 1 filer in common
- Uber Technologies, Inc UBER 1 filer in common
- Datadog, Inc. DDOG 1 filer in common
- HERSHEY CO HSY 1 filer in common
- Arista Networks, Inc. ANET 1 filer in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| Senate eFD, periodic transaction reports | 1 | 1 | July 21, 2026 | July 21, 2026 | Senate eFD search |
| SEC EDGAR, Form 4 | 10 | 13 | September 11, 2026 | September 14, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insiders and their transactions come from SEC EDGAR Form 4 filings for this issuer. Contracts and lobbying are matched by exact normalized name (suffixes like Inc./Corp. ignored) to USAspending recipients and LDA clients — a conservative match that misses subsidiaries on purpose. See methodology and corrections.
Not investment advice. Public records shown as filed; no recommendation is made or implied.