Howard S Breslow
CIK 1234572 · View on SEC EDGAR ↗
Insider
First SEC filing: March 3, 2009 · Latest: March 3, 2009
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 10, 2012 | BLFS | A | 150,000 | — | — | 1,600,000 Direct | +10.34% | Acquired | (price as of 2026-08-20) |
| Feb. 11, 2011 | BLFS | A | 150,000 | — | — | 1,450,000 Direct | +11.54% | Acquired | (price as of 2026-08-20) |
| Feb. 5, 2010 | BLFS | A | 150,000 | — | — | 1,300,000 Direct | +13.04% | Acquired | (price as of 2026-08-20) |
| Feb. 27, 2009 | BLFS | A | 150,000 | — | — | 1,150,000 Direct | +15.00% | Acquired | (price as of 2026-08-20) |
| Feb. 7, 2007 | BLFS | A | 250,000 | — | — | 250,000 Direct | — | Acquired | (price as of 2026-08-20) |
| March 25, 2005 | BLFS | A | 250,000 | — | — | 250,000 Direct | — | 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 |
|---|---|---|---|---|---|---|---|
| May 10, 2012 | BLFS | Stock Option (right to buy) | Common Stock (150,000) | $0.08 | May 9, 2022 | 150,000 | Acquired |
| Feb. 11, 2011 | BLFS | Stock Option (right to buy) | Common Stock (150,000) | $0.08 | Feb. 10, 2021 | 150,000 | Acquired |
| Feb. 5, 2010 | BLFS | Stock Option (right to buy) | Common Stock (150,000) | $0.10 | Feb. 4, 2020 | 150,000 | Acquired |
| Feb. 27, 2009 | BLFS | Stock option (right to buy) | Common Stock (150,000) | $0.09 | Feb. 26, 2019 | 150,000 | Acquired |
| Feb. 7, 2007 | BLFS | Stock Option (right to buy) | Common Stock (250,000) | $0.08 | Feb. 6, 2017 | 250,000 | Acquired |
| March 25, 2005 | BLFS | Stock Option (right to buy) | Common Stock (250,000) | $0.08 | May 12, 2015 | 250,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).