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SNDK · NASDAQ · Technology Hardware, Storage & Peripherals
Everything reported about this company, newest first. Each line shows the dates that matter for its source.
Insider trade · Traded Oct 1, 2026 · Filed Oct 3, 2026
Officer sold ~$1.04M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$15.1M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$7.16M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$6.53M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$4.54M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$4.38M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$4.07M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$2.41M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$2.34M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$1.82M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$1.71M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$1.43M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$1.01M of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$481K of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$262K of SNDK shares in the open marketSourceInsider trade · Traded Sep 17, 2026 · Filed Sep 21, 2026
CEO sold ~$63K of SNDK shares in the open marketSourcePlanned sale · Planned for Sep 17, 2026 · Notice filed Sep 17, 2026
Officer filed to sell about $51.4M of SNDK stockSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$21.9M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$6.24M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$4.92M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$4.69M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$3.48M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$2.6M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$2.28M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$1.84M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$1.33M of SNDK shares in the open marketSourceInsider trade · Traded Sep 15, 2026 · Filed Sep 16, 2026
CFO sold ~$1.57M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$1.07M of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$555K of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$549K of SNDK shares in the open marketSourceInsider trade · Traded Sep 14, 2026 · Filed Sep 16, 2026
CEO sold ~$276K of SNDK shares in the open marketSourcePlanned sale · Planned for Sep 15, 2026 · Notice filed Sep 15, 2026
Officer filed to sell about $4.66M of SNDK stockSourcePlanned sale · Planned for Sep 14, 2026 · Notice filed Sep 14, 2026
Officer filed to sell about $55.3M of SNDK stockSourceInsider trade · Traded Sep 8, 2026 · Filed Sep 9, 2026
Officer sold ~$4.08M of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$4M of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$313K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$246K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$187K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$186K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$184K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$125K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$122K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$122K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$121K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$122K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$122K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$122K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$123K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$123K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$123K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$123K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$123K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$123K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$124K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$124K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$121K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$103K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$79K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$62K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$63K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$63K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$61K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$61K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$62K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$61K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$62K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$62K of SNDK shares in the open marketSourceInsider trade · Traded Sep 3, 2026 · Filed Sep 9, 2026
Officer sold ~$61K of SNDK shares in the open marketSourcePlanned sale · Planned for Sep 8, 2026 · Notice filed Sep 8, 2026
Officer filed to sell about $7.15M of SNDK stockSourcePlanned sale · Planned for Sep 3, 2026 · Notice filed Sep 3, 2026
Officer filed to sell about $9.74M of SNDK stockSourceInsider trade · Traded Sep 1, 2026 · Filed Sep 2, 2026
Officer sold ~$915K of SNDK shares in the open marketSourceFund holdings · Holdings as of Jun 30, 2026 (Q2 2026) · Filed Aug 14, 2026
Appaloosa no longer reported SNDK for Q2 2026SourceFund holdings · Holdings as of Jun 30, 2026 (Q2 2026) · Filed Aug 14, 2026
Bridgewater Associates disclosed a reduced position in SNDK for Q2 2026SourceFund holdings · Holdings as of Jun 30, 2026 (Q2 2026) · Filed Aug 14, 2026
Duquesne Family Office disclosed a reduced position in SNDK for Q2 2026Source5%+ stake · Stake as of Jul 30, 2026 · Filed Aug 5, 2026
JANE STREET GROUP, LLC now owns 5% of SNDK as a passive investorCongress trade · Transaction Mar 27, 2026 · Disclosed Jul 21, 2026
Disclosed purchase of SNDK — reported range $1,001 - $15,000SourceInsider trade · Traded Jul 1, 2026 · Filed Jul 2, 2026
Officer sold ~$1.25M of SNDK shares in the open marketSourceInsider trade · Traded Jun 3, 2026 · Filed Jun 5, 2026
Officer sold ~$1.04M of SNDK shares in the open marketSourceCongress trade · Transaction May 7, 2026 · Disclosed Jun 3, 2026
Disclosed purchase of SNDK — reported range $1,001 - $15,000SourceInsider trade · Traded Jun 1, 2026 · Filed Jun 2, 2026
Officer sold ~$1.75M of SNDK shares in the open marketSourceInsider trade · Traded Jun 1, 2026 · Filed Jun 2, 2026
Officer sold ~$1.06M of SNDK shares in the open marketSource5%+ stake · Stake as of Mar 31, 2026 · Filed May 15, 2026
Western Digital Corporation cut its SNDK stake below 5% (0.7%)SourceInsider trade · Traded May 12, 2026 · Filed May 14, 2026
Officer sold ~$3.49M of SNDK shares in the open marketSourceInsider trade · Traded May 8, 2026 · Filed May 12, 2026
Director sold ~$870K of SNDK shares in the open marketSourceCongress trade · Transaction Mar 13, 2026 · Disclosed Apr 7, 2026
Disclosed purchase of SNDK — reported range $1,001 - $15,000SourceInsider trade · Traded Feb 25, 2026 · Filed Feb 27, 2026
Director sold ~$2.2M of SNDK shares in the open marketSourceCongress trade · Transaction Jan 9, 2026 · Disclosed Feb 13, 2026
Disclosed purchase of SNDK — reported range $1,001 - $15,000SourceInsider trade · Traded Dec 3, 2025 · Filed Dec 4, 2025
Director sold ~$248K of SNDK shares in the open marketSourceCongress trade · Transaction Oct 31, 2025 · Disclosed Nov 21, 2025
Disclosed sale of SNDK — reported range $1,001 - $15,000SourceCongress trade · Transaction Oct 30, 2025 · Disclosed Nov 21, 2025
Disclosed purchase of SNDK — reported range $1,001 - $15,000SourceCongress trade · Transaction Oct 30, 2025 · Disclosed Nov 21, 2025
Disclosed sale of SNDK — reported range $1,001 - $15,000Source5%+ stake · Stake as of Sep 30, 2025 · Filed Nov 10, 2025
DNB Asset Management AS cut its SNDK stake below 5% (0.7%)SourceCongress trade · Transaction Apr 7, 2025 · Disclosed May 8, 2025
Disclosed sale of SNDK — reported range $15,001 - $50,000SourceCongress trade · Transaction Apr 8, 2025 · Disclosed May 8, 2025
Disclosed sale of SNDK — reported range $1,001 - $15,000SourceCongress trade · Transaction Apr 4, 2025 · Disclosed Apr 22, 2025
Disclosed sale of SNDK — reported range $1,001 - $15,000SourceCongress trade · Transaction Feb 24, 2025 · Disclosed Mar 9, 2025
Disclosed exchange of SNDK — reported range $1,001 - $15,000SourceInsider trade · Traded Aug 3, 2026 · Filed Aug 5, 2026
Officer sold ~$697K of SNDK shares in the open marketSourceInsider trade · Traded Jun 1, 2026 · Filed Jun 2, 2026
Officer sold ~$705K of SNDK shares in the open marketSource
