Insider Buy ·Filed Sep 23, 2026
Insider cluster: 1 insiders, $70K total
Actionable Insight • Neutral
Monitor for additional insider buying or a material catalyst before reading this as a strong signal.
Latest settled — T+20d
HDSN ▲ +2.49% at T+20d
NEUTRAL call +2.49% · α vs SPY +2.91% · entry $5.23 → $5.36
Latest observation: T+21 +7.91% FF3 residual α
T+1d
-1.34%
call -1.34% · α -1.88%
$5.16
settled 5w ago
T+5d
+0.38%
call +0.38% · α +0.80%
$5.25
settled 27d ago
T+20d
+2.49%
call +2.49% · α +2.91%
$5.36
settled 6d ago
T+60d
Pending
in 7w
Price Chart
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Executive Summary
10% owner Hartree Partners, LP purchased 13.6K shares of HDSN for $70K in open-market buys on Sep 16 and Sep 21, 2026.
Key Financial Metrics
Direction
buying
Total Value
$70.0K
Insiders
1
Key Facts
- Hartree Partners, LP (10% owner) bought 11,100 shares at $5.10 on Sep 16, 2026
- Hartree Partners, LP (10% owner) bought 2,500 shares at $5.10 on Sep 21, 2026
- Total purchase value: $70,000
- All purchases were open-market (code P) at $5.10 per share
Financial Impact
$70,000 total insider purchase
insider ownership
Risk Factors
- Purchase amount ($70K) is small relative to typical market cap, likely under 0.1% of market cap
- 10% owner buys from a single entity (Hartree Partners) may be a routine position adjustment
Investment Themes
Industrials & Manufacturing
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| INSIDER-BUY Data (Synthetic) | 0000921895-26-002633 |
19 reports for HDSN
63% Hit rate @ T+5 Went positive at some point 7 of 8 best @ T+60▲ +18.96%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 28, 2026 29d ago | Insider Buy | $5.15 $5.31 | ▲ +3.11% | ▲ +1.16% | $5.25 (+1.94%) |
Sep 23, 2026 4w ago | Insider Buy | $5.23 $5.25 | ▲ +0.38% | ▲ +0.80% | $5.25 (+0.38%) |
Sep 18, 2026 5w ago | Insider Buy | $5.19 $5.10 | ▼ −1.73% | ▼ −0.71% | $5.25 (+1.16%) |
Sep 17, 2026 5w ago | Press Release | $5.17 $5.16 | ▼ −0.19% | ▼ −1.46% | $5.25 (+1.55%) |
Aug 26, 2026 8w ago | Insider Buy | $5.48 $5.25 | ▼ −4.20% | ▼ −4.47% | $5.25 (−4.20%) |
Jul 31, 2026 12w ago | Insider Buy | $6.23 $5.70 | ▼ −8.51% | ▼ −10.53% | $5.25 (−15.73%) |
Jul 22, 2026 13w ago | Insider Buy | $6.33 $5.80 | ▼ −8.37% | ▼ −8.85% | $5.25 (−17.06%) |
Jul 8, 2026 15w ago | Insider Buy | $6.41 $6.31 | ▼ −1.56% | ▼ −1.43% | $5.25 (−18.10%) |
Jul 2, 2026 16w ago | Insider Buy | $5.99 $6.41 | ▲ +7.01% | ▲ +6.08% | $5.25 (−12.35%) |
May 21, 2026 22w ago | Insider Cluster | $5.17 $5.37 | ▲ +3.87% | ▲ +2.27% | $5.25 (+1.55%) |
Showing 10 of 19
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