ZSTK · Insider trading · 13F holders · Congress trades
ZeroStack Corp. (ZSTK)
Who is buying and selling ZSTK: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 0
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $8K
- Congress trades, 12 months
- 0
ZSTK at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 1 ZSTK insider filed 1 sale worth $8K on SEC Form 4, and no open-market purchases.
- No 13F filer reports ZSTK among its 50 largest positions.
- No member of Congress has disclosed a trade in ZSTK.
- ZSTK last closed at $2.93 on Oct 29, 2026.
ZSTK insider trading
Between Aug 1, 2026 and Oct 29, 2026, 1 ZSTK insider filed 1 sale worth $8K on SEC Form 4, and no open-market purchases.
Who owns ZSTK? Hedge funds and superinvestors
No 13F filer reports ZSTK among its 50 largest positions.
ZSTK stock trades by members of Congress
No member of Congress has disclosed a trade in ZSTK.
ZSTK questions and answers
Are insiders buying ZSTK stock?
Between Aug 1, 2026 and Oct 29, 2026, 1 ZSTK insider filed 1 sale worth $8K on SEC Form 4, and no open-market purchases.
Which hedge funds own ZSTK?
No 13F filer reports ZSTK among its 50 largest positions.
Has Congress traded ZSTK?
No member of Congress has disclosed a trade in ZSTK.
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Free to use with a link back. The data updates every filing day.