MIST Milestone Pharmaceuticals Inc.
Price Chart
Executive Summary
Milestone Pharmaceuticals' $300M universal shelf registration (S-3, File No. 333-295860) became effective on May 22, 2026. This allows the company to sell securities, including up to $100M via an ATM facility with Cantor Fitzgerald, creating potential dilution overhang of up to ~44% at current market cap. The shelf is opportunistic to fund commercial launch of CARDAMYST and AFib-RVR development, not distress-driven, given $184.2M cash runway into H2 2027.
Actionable Insight
The effective shelf creates a persistent dilution overhang. Monitor for any takedown announcements or ATM sales, which would accelerate dilution. The cross-filing amplifier (effect-ipo-context + effect-shelf-context) suggests this is a material event; watch for pricing of any offering within 1-2 days.
Key Facts
- Shelf registration (S-3) declared effective on May 22, 2026
- Total offering size: $300M universal shelf, including $100M ATM facility
- Potential dilution of up to ~44% at current $176M market cap
- Cash runway of $184.2M into H2 2027 per prior Q1 2026 earnings
- Q1 2026 showed $0.2M CARDAMYST revenue but net loss widened to $26.1M
Financial Impact
Up to $300M in potential securities sales, with $100M ATM facility representing ~57% of current market cap
Risk Factors
- Immediate dilution risk if company taps ATM or underwritten offering
- Stock price pressure from overhang even without actual sales
- Commercial execution risk for CARDAMYST with limited revenue so far
Market Snapshot
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| EFFECT Filing (Primary) | 9999999995-26-001747 |
| Document: 9999999995-26-001747-index.html | 9999999995-26-001747 |
| Document: 9999999995-26-001747.txt | 9999999995-26-001747 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
May 26, 2026
20d ago
|
EFFECT
| $1.40 $1.32 | ▲ +5.71% | ▲ +6.93% | $1.27 (+9.29%) |
|
May 13, 2026
4w ago
|
S-3
| $1.63 $1.52 | ▲ +6.75% | ▲ +6.03% | $1.27 (+22.09%) |
|
May 13, 2026
4w ago
|
8-K
| $1.72 $1.43 | ▼ −16.86% | ▼ −15.70% | $1.27 (−26.16%) |
|
May 13, 2026
4w ago
|
Press Release
| $1.72 $1.43 | ▼ −16.86% | ▼ −15.70% | $1.27 (−26.16%) |
|
Mar 20, 2026
12w ago
|
Press Release
| $1.36 $1.04 | ▼ −23.53% | ▼ −21.38% | $1.27 (−6.62%) |
|
Mar 16, 2026
12w ago
|
Press Release
| $1.69 $1.26 | ▼ −25.44% | ▼ −23.40% | $1.27 (−24.85%) |
US Market Status
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