Brian E Peierls
CIK 1327205 · View on SEC EDGAR ↗
Insider
First SEC filing: May 16, 2005 · Latest: May 16, 2005
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 6 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 |
|---|---|---|---|---|---|---|---|---|---|
| April 17, 2007 | RIOT | X | 969,859 | $1.35 | $1,309,310 | 0 Indirect | -100.00% | Disposed | 1337.8% (price as of 2026-08-18) |
| April 17, 2007 | RIOT | X | 58,000 | $1.35 | $78,300 | 0 Direct | -100.00% | Disposed | 1337.8% (price as of 2026-08-18) |
| April 17, 2007 | RIOT | X | 969,859 | $1.35 | $1,309,310 | 2,044,728 Indirect | +90.23% | Acquired | 1337.8% (price as of 2026-08-18) |
| April 17, 2007 | RIOT | X | 58,000 | $1.35 | $78,300 | 258,457 Direct | +28.93% | Acquired | 1337.8% (price as of 2026-08-18) |
| Nov. 23, 2005 | RIOT | J | 45,507 | — | — | 1,074,869 Indirect | +4.42% | Acquired | (price as of 2026-08-18) |
| Nov. 23, 2005 | RIOT | J | 2,721 | — | — | 200,457 Direct | +1.38% | Acquired | (price as of 2026-08-18) |
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 17, 2007 | RIOT | Common Stock Warrants (right to buy) | Common Stock (969,859) | $1.35 | May 6, 2010 | 969,859 | Disposed |
| April 17, 2007 | RIOT | Common Stock Warrants (right to buy) | Common Stock (58,000) | $1.35 | May 6, 2010 | 58,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| May 16, 2005 | RIOT | Common Stock | 255,736 | Direct |
| May 16, 2005 | RIOT | Common Stock | 4,468 | Indirect |
| May 16, 2005 | RIOT | Common Stock | 8,273 | Indirect |
| May 16, 2005 | RIOT | Common Stock | 1,029,362 | Indirect |
| May 16, 2005 | RIOT | Warrant (Right to Buy)→ Common Stock (58,000) | 58,000 | Direct |
| May 16, 2005 | RIOT | Warrant (Right to Buy)→ Common Stock (969,858) | 969,858 | Indirect |