ZeroStack Corp.
ZSTK evidence brief
What we can confirm
What it means
What to watch
Prepared research question
What matters most for ZSTK—catalysts, financial risk and supporting evidence?
Traceable citations · Unknowns marked
BioSniper Score
Based on 2 of 6 signals
Limited data coverage
Financial data as of Mar 31, 2026.
Run ZeroStack Corp. through your own thesis
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Score breakdownBased on 2 of 6 signals · derived from public data
No clinical pipeline tracked — this score reflects financial & catalyst signals only.
3.9 months
D/E 0.23
No tracked pipeline phase
No tracked pipeline candidates
No upcoming catalysts tracked
No insider transactions in the last 180 days
Runway
Financials
Institutional Holdings
Source: SEC Form 13F · as of Mar 2026Institutional holders
6
Total value held
$550K
| Holder | Shares | Value |
|---|---|---|
| vanguard capital management llc | 50,880 | $314K |
| geode capital management, llc | 25,321 | $156K |
| vanguard fiduciary trust co | 12,648 | $78K |
| morgan stanley | 173 | $1K |
| osaic holdings, inc. | 12 | $73 |
| royal bank of canada | 12 | $0 |
Short Interest
as of May 22, 2026- % of float
- 1.7%
- Days to cover
- 2.9
- Shares short
- 40,881
- Daily short volume
- -
Short percent of float and days-to-cover reflect reported short positioning. Daily short volume is the exchange-reported short share of a single day's trading volume and is noisier. See the most-shorted biotech ranking →
ZSTK short interestGovernance
Frequently asked questions
Who is the CEO of ZeroStack Corp.?
Mr. Daniel Reis-Faria is the chief executive officer of ZeroStack Corp. (ZSTK).
Where is ZeroStack Corp. headquartered?
ZeroStack Corp. (ZSTK) is headquartered in Toronto, ON, Canada.
The AI overview and BioSniper Score are neutral, data-derived signals built from public SEC filings, ClinicalTrials.gov and FDA records — not investment advice.