James Mathers
CIK 1676166 · View on SEC EDGAR ↗
First SEC filing: June 3, 2016 · Latest: June 3, 2016
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Insider at
Insider transactions
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 8, 2018 | BLFS | A | 114,613 | — | — | 114,613 Direct | — | Acquired | (price as of 2026-08-19) |
| Jan. 1, 2018 | BLFS | A | 9,167 | — | — | 9,167 Direct | — | Acquired | (price as of 2026-08-19) |
| June 3, 2016 | BLFS | A | 100,000 | — | — | 100,000 Direct | — | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| March 8, 2018 | BLFS | Employee Stock Option | Common Stock (114,613) | $1.64 | Dec. 20, 2021 | 114,613 | Acquired |
| June 3, 2016 | BLFS | Stock Options (Right to Buy) | Common Stock (100,000) | $1.59 | June 3, 2026 | 100,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).