Kathleen Houghton
CIK 1824104 · View on SEC EDGAR ↗
First SEC filing: Sept. 16, 2020 · Latest: Sept. 16, 2020
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 9, 2021 | HDSN | S | 1,094 | $2.95 | $3,227 | 41,163 Direct | -2.59% | Disposed | 92.9% (price as of 2026-08-21) |
| June 9, 2021 | HDSN | S | 2,701 | $2.96 | $7,995 | 42,257 Direct | -6.01% | Disposed | 92.2% (price as of 2026-08-21) |
| June 9, 2021 | HDSN | S | 2,890 | $2.97 | $8,583 | 44,958 Direct | -6.04% | Disposed | 91.6% (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Jan. 8, 2026 | HDSN | Stock Option | Common Stock (50,888) | $3.81 | Feb. 24, 2027 | 50,888 | Disposed |
| Jan. 8, 2026 | HDSN | Stock Option | Common Stock (47,619) | $1.60 | March 12, 2026 | 47,619 | Disposed |
| Jan. 8, 2026 | HDSN | Stock Option | Common Stock (120,000) | $0.75 | Dec. 19, 2029 | 120,000 | Disposed |
| March 13, 2025 | HDSN | Stock Option | Common Stock (72,477) | $5.95 | March 13, 2030 | 72,477 | Acquired |
| Feb. 27, 2024 | HDSN | Stock option | Common Stock (9,444) | $14.89 | Feb. 27, 2027 | 9,444 | Acquired |
| March 1, 2023 | HDSN | Stock option | Common Stock (66,757) | $10.09 | March 1, 2026 | 66,757 | Acquired |
| Feb. 24, 2022 | HDSN | Stock Option | Common Stock (50,888) | $3.81 | Feb. 24, 2027 | 50,888 | Acquired |
| Feb. 3, 2022 | HDSN | Stock Option | Common Stock (20,000) | $1.25 | Feb. 20, 2022 | 20,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Sept. 16, 2020 | HDSN | Common Stock | 0 | Direct |
| Sept. 16, 2020 | HDSN | Stock Option→ Common Stock (6,000) | 6,000 | Direct |
| Sept. 16, 2020 | HDSN | Stock Option→ Common Stock (30,000) | 30,000 | Direct |
| Sept. 16, 2020 | HDSN | Stock Option→ Common Stock (125,000) | 125,000 | Direct |
| Sept. 16, 2020 | HDSN | Stock Option→ Common Stock (20,000) | 20,000 | Direct |
| Sept. 16, 2020 | HDSN | Stock Option→ Common Stock (120,000) | 120,000 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
HDSN
SVP| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2024 | $385,000 | — | — | — | $145,000 | — | $1,623 | $531,623 |
| 2023 | $357,535 | — | — | $56,000 | $104,000 | — | $1,623 | $519,158 |
| 2022 | $286,785 | — | — | $245,000 | $310,000 | — | $1,623 | $843,408 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.