Monitor for any future conversion of this 13G to a 13D, which would signal activist intent. The 8.6% stake is significant but passive — no immediate catalyst. Track any additional purchases or sales by Hack VC entities in subsequent filings.
Price Chart
Executive Summary
Hack VC Management, LLC and affiliated entities filed a Schedule 13G disclosing aggregate beneficial ownership of 1,920,360 shares of ZeroStack Corp. common stock, representing 8.6% of shares outstanding as of September 30, 2026. The filing is an amendment reflecting a new passive stake by a venture capital group, with no intent to influence control.
Key Financial Metrics
Key Facts
- Hack VC Management, LLC and related entities beneficially own 1,920,360 shares of ZeroStack Corp. common stock.
- The stake represents 8.6% of 22,276,008 shares outstanding as of September 30, 2026.
- The filing is an initial Schedule 13G, indicating passive investment intent with no control or influence over management.
- The largest direct holder is Hack Seed Fund II LP, holding 1,680,315 shares (7.5% of outstanding).
- Other holders include 0G Segregated Portfolio, Hack VC 2021 LP, and Hack VF 2022 LP each hold 80,015 shares (0.4% each).
- Alexander Pack, managing member of Hack Management, is the ultimate beneficial owner of all 1,920,360 shares (8.6%).
- The filing certifies the securities were not acquired with the purpose of changing or influencing control.
Financial Impact
8.6% passive stake valued at undisclosed amount; no financial impact from filing itself.
Risk Factors
- Potential future conversion to 13D if Hack VC decides to engage with management or seek board representation.
- No indication of activist intent currently, but the size of the stake (8.6%) gives the group influence if they choose to act.
Investment Themes
Documents Analyzed
This report is based on 4 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| SC 13G Filing (Primary) | 0002155749-26-000003 |
| Document: 0002155749-26-000003-index-headers.html | 0002155749-26-000003 |
| Document: 0002155749-26-000003-index.html | 0002155749-26-000003 |
| Document: 0002155749-26-000003.txt | 0002155749-26-000003 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 19, 2026 7d ago | SC 13G | $3.71 | awaiting T+20 | — | $3.06 (−17.52%) |
Sep 16, 2026 5w ago | EFFECT | $4.15 $4.37 | ▲ +5.30% | ▲ +2.12% | $3.06 (−26.27%) |
Sep 3, 2026 7w ago | EFFECT | $4.82 $4.86 | ▼ −0.83% | ▼ −2.02% | $3.06 (+36.51%) |
Aug 19, 2026 9w ago | 8-K | $4.96 $4.50 | ▼ −9.27% | ▼ −7.32% | $3.06 (−38.31%) |
Jul 20, 2026 14w ago | 8-K | $1.65 $1.84 | ▲ +11.52% | ▲ +8.96% | $3.06 (+85.45%) |
Jun 18, 2026 18w ago | EFFECT | $4.04 $1.87 | ▲ +53.71% | ▲ +54.25% | $3.06 (+24.26%) |
Jun 10, 2026 19w ago | S-4 | $4.89 $2.49 | ▼ −49.06% | ▼ −50.95% | $3.06 (−37.40%) |
US Market Status
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