Harold S Koplewicz
CIK 1376939 · View on SEC EDGAR ↗
Insider
First SEC filing: Sept. 29, 2006 · Latest: Sept. 29, 2006
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 17 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
17 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 1, 2012 | DCTH | P | 54,600 | $1.49 | $81,354 | 136,454 Direct | +66.70% | Acquired | -98.4% (price as of 2026-08-21) |
| June 1, 2012 | DCTH | P | 200 | $1.50 | $300 | 136,654 Direct | +0.15% | Acquired | -98.4% (price as of 2026-08-21) |
| June 1, 2012 | DCTH | P | 11,867 | $1.50 | $17,800 | 148,521 Direct | +8.68% | Acquired | -98.4% (price as of 2026-08-21) |
| Oct. 24, 2007 | DCTH | P | 7,341 | $1.45 | $10,644 | 45,000 Direct | +19.49% | Acquired | -98.4% (price as of 2026-08-21) |
| Oct. 24, 2007 | DCTH | P | 13,350 | $1.43 | $19,090 | 37,659 Direct | +54.92% | Acquired | -98.3% (price as of 2026-08-21) |
| Oct. 24, 2007 | DCTH | P | 3,009 | $1.42 | $4,273 | 24,309 Direct | +14.13% | Acquired | -98.3% (price as of 2026-08-21) |
| Oct. 24, 2007 | DCTH | P | 1,300 | $1.41 | $1,833 | 21,300 Direct | +6.50% | Acquired | -98.3% (price as of 2026-08-21) |
| June 1, 2007 | DCTH | P | 10,200 | $4.55 | $46,410 | 20,000 Direct | +104.08% | Acquired | -99.5% (price as of 2026-08-21) |
| May 31, 2007 | DCTH | P | 4,800 | $4.49 | $21,552 | 9,800 Direct | +96.00% | Acquired | -99.5% (price as of 2026-08-21) |
| May 29, 2007 | DCTH | P | 5,000 | $3.95 | $19,750 | 5,000 Direct | — | Acquired | -99.4% (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 |
|---|---|---|---|---|---|---|---|
| June 10, 2015 | DCTH | Stock Option (Right to Buy) | Common Stock (30,000) | $1.19 | June 10, 2025 | 30,000 | Acquired |
| May 24, 2007 | DCTH | Nonqualified Stock Option (right to buy) | Common Stock (100,000) | $5.85 | May 24, 2012 | 100,000 | Acquired |
| May 24, 2007 | DCTH | Nonqualified Stock Option (right to buy) | Common Stock (50,000) | $3.90 | May 24, 2012 | 50,000 | Acquired |
| May 24, 2007 | DCTH | Nonqualified Stock Option (right to buy) | Common Stock (50,000) | $3.90 | May 24, 2012 | 50,000 | Acquired |
| Nov. 14, 2006 | DCTH | Nonqualified Stock Option (right to buy) | Common Stock (40,000) | $3.28 | Nov. 14, 2011 | 40,000 | Acquired |
| Nov. 14, 2006 | DCTH | Nonqualified Stock Option (right to buy) | Common Stock (40,000) | $3.28 | Nov. 14, 2011 | 40,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Sept. 29, 2006 | DCTH | Common Stock | 0 | Direct |