Harry Silverglide
CIK 1292836 · View on SEC EDGAR ↗
Insider
First SEC filing: June 7, 2004 · Latest: June 7, 2004
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 20 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
20 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 6, 2013 | EXTR | S | 20,000 | $3.25 | $65,000 | 52,863 Direct | -27.45% | Disposed | 610.3% (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 |
|---|---|---|---|---|---|---|---|
| April 26, 2012 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock (15,000) | $3.87 | April 26, 2019 | 15,000 | Acquired |
| Aug. 5, 2011 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock (20,000) | $3.02 | Aug. 5, 2018 | 20,000 | Acquired |
| Dec. 15, 2010 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock (15,000) | $3.02 | Dec. 15, 2017 | 15,000 | Acquired |
| Dec. 23, 2009 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock (15,000) | $2.82 | Dec. 23, 2019 | 15,000 | Acquired |
| Dec. 4, 2008 | EXTR | Stock Option (right to buy) | Common Stock (15,000) | $1.85 | Dec. 4, 2018 | 15,000 | Acquired |
| Dec. 6, 2007 | EXTR | Stock Option (right to buy) | Common Stock (15,000) | $3.87 | Dec. 6, 2017 | 15,000 | Acquired |
| Dec. 6, 2007 | EXTR | Stock Option (right to buy) | Common Stock (15,000) | $3.87 | Dec. 6, 2017 | 15,000 | Acquired |
| July 30, 2007 | EXTR | Non-qualified Stock Option (right to buy) | Common Stock (15,000) | $4.18 | July 30, 2017 | 15,000 | Acquired |
| Dec. 1, 2004 | EXTR | Non-qualified Stock Option (right to buy) | Common Stock (30,000) | $6.96 | Dec. 1, 2014 | 30,000 | Acquired |
| June 3, 2004 | EXTR | Non-qualified Stock Option (right to buy) | Common Stock (50,000) | $4.97 | June 3, 2014 | 50,000 | 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 |
|---|---|---|---|---|
| June 7, 2004 | EXTR | Common Stock | 1,405 | Direct |