144 ·Filed May 6, 2026
Form 144 — notice of proposed sale of securities
Actionable Insight • Neutral
No actionable signal; this is a routine tax-motivated sale with negligible market impact.
Final — all horizons settled through T+60d ⚠ clustered
MBX ▲ +105.26% at T+60d
NEUTRAL call +105.26% · α vs SPY +103.20% · entry $32.12 → $65.93
T+1d
+8.06%
call +8.06% · α +8.39%
$34.71
settled 6mo ago
T+5d
+15.13%
call +15.13% · α +14.00%
$36.98
settled 6mo ago
T+20d
-6.44%
call -6.44% · α -9.23%
$30.05
settled 5mo ago
T+60d
+105.26%
call +105.26% · α +103.20%
$65.93
settled 3mo ago
Price Chart
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Executive Summary
Director/officer P. Kent Hawryluk filed Form 144 to sell 607 shares of MBX Biosciences, valued at approximately $17,934, solely to cover tax withholding from vested equity. This is a routine sell-to-cover transaction with no material impact.
Key Facts
- Insider: P. Kent Hawryluk (Director/Officer)
- Shares: 607, Value: ~$17,934
- Purpose: Tax withholding from vested equity award
- Trivial relative to $1.4B market cap
Financial Impact
~$18,000 sale, less than 0.001% of market cap
Market Snapshot
Exchange
Nasdaq
Sector
Pharmaceutical Preparations
Analyst Consensus
87% bullish (15 analysts)
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001959173-26-003340 |
| Document: 0001959173-26-003340-index.html | 0001959173-26-003340 |
| Document: 0001959173-26-003340.txt | 0001959173-26-003340 |
27 reports for MBX
70% Hit rate @ T+1 Went positive at some point 8 of 10 best @ T+60▲ +85.57%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 22, 2026 4d ago | 3 | $50.46 $48.50 | ▼ −3.88% | ▼ −3.36% | $50.29 (−0.34%) |
Oct 22, 2026 4d ago | 8-K | $50.46 $48.50 | ▼ −3.88% | ▼ −3.36% | $50.29 (−0.34%) |
Aug 27, 2026 8w ago | Press Release | $66.39 $63.00 | ▼ −5.11% | ▼ −4.88% | $50.29 (−24.25%) |
Aug 17, 2026 10w ago | 144 | $68.25 $66.52 | ▼ −2.53% | ▼ −1.86% | $50.29 (−26.32%) |
Aug 6, 2026 11w ago | 8-K | $67.11 $67.82 | ▲ +1.06% | ▲ +0.45% | $50.29 (−25.06%) |
Jun 12, 2026 19w ago | 8-K | $35.51 $38.98 | ▲ +9.77% | ▲ +8.01% | $50.29 (+41.62%) |
Jun 12, 2026 19w ago | Press Release | $35.51 $38.98 | ▲ +9.77% | ▲ +8.01% | $50.29 (+41.62%) |
Jun 11, 2026 19w ago | Institutional Cluster | $37.25 $35.51 | ▼ −4.67% | ▼ −5.21% | $50.29 (+35.01%) |
Jun 11, 2026 19w ago | Institutional Cluster | $37.25 $35.51 | ▼ −4.67% | ▼ −5.21% | $50.29 (+35.01%) |
Jun 10, 2026 19w ago | 144 | $30.99 $37.25 | ▲ +20.20% | ▲ +18.50% | $50.29 (+62.28%) |
Showing 10 of 27
US Market Status
Market Closed — Opens Tue (16h 38m)
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