Harry C Schell
CIK 1250699 · View on SEC EDGAR ↗
Insider
First SEC filing: Sept. 13, 2005 · Latest: Sept. 13, 2005
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 9 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
9 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 12, 2005 | HDSN | S | 6,965 | $1.99 | $13,860 | 80,000 Direct | -8.01% | Disposed | 192.2% (price as of 2026-08-19) |
| Sept. 12, 2005 | HDSN | S | 9,000 | $1.95 | $17,550 | 86,965 Direct | -9.38% | Disposed | 198.2% (price as of 2026-08-19) |
| Sept. 12, 2005 | HDSN | S | 2,535 | $1.94 | $4,918 | 95,965 Direct | -2.57% | Disposed | 199.7% (price as of 2026-08-19) |
| Sept. 12, 2005 | HDSN | S | 19,486 | $1.90 | $37,023 | 98,500 Direct | -16.52% | Disposed | 206.1% (price as of 2026-08-19) |
| Sept. 12, 2005 | HDSN | S | 1,700 | $1.85 | $3,145 | 117,986 Direct | -1.42% | Disposed | 214.3% (price as of 2026-08-19) |
| Sept. 12, 2005 | HDSN | S | 314 | $1.88 | $590 | 119,686 Direct | -0.26% | Disposed | 209.3% (price as of 2026-08-19) |
| June 2, 2004 | HDSN | P | 100 | $1.05 | $105 | 50,000 Direct | +0.20% | Acquired | 453.8% (price as of 2026-08-19) |
| June 1, 2004 | HDSN | P | 600 | $1.05 | $630 | 49,900 Direct | +1.22% | Acquired | 453.8% (price as of 2026-08-19) |
| May 27, 2004 | HDSN | P | 300 | $1.05 | $315 | 49,300 Direct | +0.61% | Acquired | 453.8% (price as of 2026-08-19) |
| Dec. 17, 2003 | HDSN | P | 20,000 | $1.10 | $22,000 | 49,000 Direct | +68.97% | Acquired | 428.6% (price as of 2026-08-19) |
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 |
|---|---|---|---|---|---|---|---|
| Aug. 26, 2005 | HDSN | Stock Option - right to buy | Common Stock (20,000) | $0.95 | Oct. 4, 2009 | 20,000 | Disposed |
| Aug. 26, 2005 | HDSN | Stock Option - right to buy | Common Stock (10,000) | $1.13 | March 4, 2009 | 10,000 | Disposed |
| Aug. 26, 2005 | HDSN | Stock Option - right to buy | Common Stock (10,000) | $0.85 | Jan. 23, 2008 | 10,000 | Disposed |
| July 1, 2005 | HDSN | Stock Option (Right to Buy) | Common Stock (20,000) | $0.94 | July 1, 2010 | 20,000 | Acquired |
| Oct. 4, 2004 | HDSN | Stock Option (Right to Buy) | Common Stock (20,000) | $0.95 | Oct. 4, 2009 | 20,000 | Acquired |
| March 4, 2004 | HDSN | Stock Option (Right to Buy) | Hudson Technologies, Inc. Common Stock (10,000) | $1.13 | March 4, 2009 | 10,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).