Compare
Sandisk vs Western Digital
Sandisk (SNDK) and Western Digital (WDC) side by side, from official filings: what insiders, members of Congress and funds reported. These are counts of what was filed, not a view on either stock.
| Sandisk SNDKNASDAQ · Technology Hardware, Storage & Peripherals | Western Digital WDCNASDAQ · Technology Hardware, Storage & Peripherals | |
|---|---|---|
| Insider records, last 12 months | 157 | 564 |
| Congress trades, last 12 months | 7 | 2 |
| Fund positions reported, last 12 months | 124 | 162 |
| Federal contract awards, last 12 months | 0 | 0 |
| Open-market purchases by insiders since 2006 | 0 | 1 |
| Open-market sales by insiders since 2006 | 76 | 1,201 |
| Last open-market purchase by an insider | None on record | May 31, 2016 |
| Next results | Oct 29, 2026 | Oct 22, 2026 |
Counts of records OQRO holds, by their date. Insider history since 2006 comes from the SEC's insider transactions data sets and every filing since. Planned and automatic sales are included in the sales.
Common questions
Which has had more insider buying, Sandisk or Western Digital?
Since 2006, Western Digital insiders reported 1 open-market purchases against 0 for Sandisk, in SEC Forms 4 and 5. Counts depend on the number of insiders and how long each company has been listed.
Do members of Congress trade SNDK or WDC?
In the last 12 months, members of Congress disclosed 7 trades in Sandisk (SNDK) and 2 in Western Digital (WDC), each reported as a value range on a periodic transaction report.
When did insiders last buy SNDK and WDC?
Sandisk: no open-market purchase on record. Western Digital: May 31, 2016. Dates are those of the SEC filings.
See the record behind any of these
Each company page opens free with one real filing and the counts of the last 12 months. OQRO Pro adds the full history of every insider and company since 2006, the screener, alerts, Congress trades and fund moves.
Sandisk pageWestern Digital pageRare insider trades this weekAll comparisons
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