Jiangang Luo
CIK 1588515 · View on SEC EDGAR ↗
Insider
First SEC filing: Aug. 3, 2015 · Latest: Aug. 3, 2015
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 5 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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 15, 2017 | EFOI | M | 11,484 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| June 15, 2017 | EFOI | M | 11,484 | — | — | 16,486 Direct | +229.59% | Acquired | (price as of 2026-08-20) |
| June 15, 2016 | EFOI | A | 11,484 | — | — | 11,484 Direct | — | Acquired | (price as of 2026-08-20) |
| June 1, 2016 | EFOI | M | 2,500 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| June 1, 2016 | EFOI | M | 2,500 | — | — | 5,002 Direct | +99.92% | Acquired | (price as of 2026-08-20) |
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 15, 2017 | EFOI | Restricted Stock Units | Common Stock (11,484) | $0.00 | June 15, 2017 | 11,484 | Disposed |
| June 15, 2016 | EFOI | Restricted Stock Units [F2] | Common Stock (11,484) | $0.00 | June 15, 2017 | 11,484 | Acquired |
| June 1, 2016 | EFOI | Restricted Stock Units | Common Stock (2,500) | $0.00 | June 1, 2016 | 2,500 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 3, 2015 | EFOI | Common Stock | 910,869 | Indirect |
| Aug. 3, 2015 | EFOI | Common Stock | 2,502 | Direct |
| Oct. 7, 2013 | EFOI | Subordinated Convertible Debt [F1]→ Common Stock (1,086,957) | 1,086,957 | Indirect |
| Oct. 7, 2013 | EFOI | Subordinated Convertible Debt [F1]→ Common Stock (652,174) | 652,174 | Indirect |
| Oct. 7, 2013 | EFOI | Subordinated Convertible Debt [F1]→ Common Stock (2,173,913) | 2,173,913 | Indirect |