Ronald A Casentini
CIK 1339228 · View on SEC EDGAR ↗
Insider
First SEC filing: Sept. 20, 2005 · Latest: Sept. 20, 2005
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 3 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
3 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 14, 2008 | EFOI | P | 5,000 | $0.12 | $600 | 5,000 Direct | — | Acquired | -93.5% (price as of 2026-08-21) |
| March 14, 2008 | EFOI | P | 5,000 | $3.08 | $15,400 | 7,250 Direct | +222.22% | Acquired | -99.7% (price as of 2026-08-21) |
| Aug. 17, 2007 | EFOI | P | 500 | $4.89 | $2,445 | 2,250 Direct | +28.57% | Acquired | -99.8% (price as of 2026-08-21) |
| Aug. 17, 2007 | EFOI | P | 250 | $4.89 | $1,222 | 1,750 Direct | +16.67% | Acquired | -99.8% (price as of 2026-08-21) |
| Aug. 10, 2007 | EFOI | P | 1,500 | $6.00 | $9,000 | 1,500 Direct | — | Acquired | -99.9% (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 |
|---|---|---|---|---|---|---|---|
| March 14, 2008 | EFOI | Warrant for Common Stock | Common Stock (5,000) | $3.08 | March 14, 2013 | 5,000 | Acquired |
| June 14, 2007 | EFOI | DIRECTOR STOCK OPTION | COMMON STOCK (10,000) | $6.45 | — | 10,000 | Acquired |
| July 7, 2006 | EFOI | DIRECTOR STOCK OPTION | COMMON STOCK (10,000) | $7.33 | — | 10,000 | Acquired |
| Sept. 14, 2005 | EFOI | DIRECTOR STOCK OPTION | COMMON STOCK (10,000) | $12.00 | — | 10,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.