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S-3/A ·Filed Sep 18, 2026

MLSS

MILESTONE SCIENTIFIC INC.
NEUTRAL
Impact 2/10
Horizonmonths Processed1mo ago SEC0001493152-26-043419
Shelf registration amendment
Actionable Insight • Neutral

This is a purely administrative filing with no trading implications. Monitor for future prospectus supplements that would indicate actual securities sales under the shelf, which would trigger dilution.

DirectionNeutral
Confidencehigh
Horizonmonths
Latest settled — T+20d
MLSS ▼ -14.79% at T+20d
NEUTRAL call -14.79% · α vs SPY -13.88% · entry $0.3908 → $0.3330
Next anchor: T+60d in 7w
Latest observation: T+24 -22.29% FF3 residual α
Entry = T+0 close
Sep 18, 2026
via day close
T+1d
+1.64%
call +1.64% · α +1.65%
$0.3972
settled 5w ago
T+5d
+4.91%
call +4.91% · α +5.93%
$0.4100
settled 4w ago
T+20d
-14.79%
call -14.79% · α -13.88%
$0.3330
settled 10d ago
T+60d
Pending
in 7w

Price Chart

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Executive Summary

Milestone Scientific filed Amendment No. 1 to its S-3 shelf registration statement to correct a clerical error (missing signature block) and update the legal opinion exhibit. The shelf registration, originally filed September 8, 2026, covers up to $45,000,000 in securities (common stock, preferred stock, warrants, rights, and units) for potential future sale on a delayed or continuous basis. This is a routine administrative amendment with no change to the offering terms or prospectus.

Key Financial Metrics

Offering Size
$45.0M

Key Facts

  • Amendment No. 1 to S-3 (File No. 333-298804) filed September 18, 2026, correcting a clerical error — missing signature block on the original registration statement.
  • Shelf registration covers up to $45,000,000 in aggregate offering price of common stock, preferred stock, warrants, rights, and units.
  • Original S-3 filed September 8, 2026; this amendment does not modify the prospectus or any other information in Parts I or II of the registration statement.
  • Updated Exhibit 5.1 legal opinion from Tarter Krinsky & Drogin LLP filed with the amendment.

Financial Impact

No financial impact — administrative amendment only. The $45,000,000 shelf capacity was established in the original filing and is unchanged.

Risk Factors

  • No new risks introduced by this amendment; the shelf registration itself represents potential future dilution if securities are sold.

Investment Themes

Healthcare & Medical Devices

Documents Analyzed

This report is based on 5 SEC documents filed with EDGAR.

DocumentAccession Number
S-3/A Filing (Primary)0001493152-26-043419
Exhibit: ex5-1.htm0001493152-26-043419
Document: 0001493152-26-043419-index-headers.html0001493152-26-043419
Document: 0001493152-26-043419-index.html0001493152-26-043419
Document: 0001493152-26-043419.txt0001493152-26-043419
13 reports for MLSS
Performance horizon
67% Hit rate @ T+5 2 of 3 directional calls Went positive at some point 3 of 3 best @ T+5▲ +12.80%Jun 10, 2026
Filters
Rows
Reports for MLSS — sortable, filterable
TypeNow
Sep 29, 2026
27d ago
EFFECT
BEARISH ★ 5/10
$0.4100 $0.3671▲ +10.46%▲ +12.41%$0.3025 (+26.22%)
Sep 18, 2026
5w ago
S-3/A
NEUTRAL ★ 2/10
$0.3908 $0.4100▲ +4.91%▲ +5.93%$0.3025 (−22.59%)
Aug 14, 2026
10w ago
Press Release
NEUTRAL ★ 4/10
$0.4951 $0.4808▼ −2.89%▼ −1.52%$0.3025 (−38.90%)
Jul 31, 2026
12w ago
8-K
NEUTRAL ★ 3/10
$0.3990 $0.4811▲ +20.58%▲ +17.07%$0.3025 (−24.19%)
Jul 29, 2026
12w ago
8-K
NEUTRAL ★ 3/10
$0.3911 $0.4650▲ +18.90%▲ +15.27%$0.3025 (−22.65%)
Jun 10, 2026
19w ago
EFFECT
BEARISH ★ 6/10
$0.3899 $0.3400▲ +12.80%▲ +16.23%$0.3025 (+22.42%)
Jun 2, 2026
20w ago
S-3
BEARISH ★ 6/10
$0.3900 $0.3900· 0.00%▼ −3.82%$0.3025 (+22.44%)
May 27, 2026
21w ago
Press Release
NEUTRAL ★ 4/10
$0.3900 $0.3900· 0.00%▼ −1.21%$0.3025 (−22.44%)
May 14, 2026
23w ago
Press Release
NEUTRAL ★ 4/10
$0.3400 $0.3900▲ +14.71%▲ +15.42%$0.3025 (−11.03%)
May 6, 2026
24w ago
8-K
NEUTRAL ★ 4/10
$0.4700 $0.3500▼ −25.53%▼ −27.04%$0.3025 (−35.64%)
Showing 10 of 13

US Market Status

Market Closed — Opens Tue (16h 2m)

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Report published Sep 18, 2026