Oliver J. Spandow
CIK 1749836 · View on SEC EDGAR ↗
Insider
First SEC filing: Aug. 13, 2018 · Latest: Aug. 13, 2018
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 14 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
14 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 18, 2020 | NEPH | P | 1,500 | $5.83 | $8,745 | 15,734 Direct | +10.54% | Acquired | -27.1% (price as of 2026-08-21) |
| Nov. 25, 2019 | NEPH | P | 1,000 | $8.17 | $8,170 | 10,786 Direct | +10.22% | Acquired | -48.0% (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 |
|---|---|---|---|---|---|---|---|
| Jan. 1, 2025 | NEPH | Stock Option (Right to Buy) | Common Stock (7,050) | $1.47 | Jan. 1, 2035 | 7,050 | Acquired |
| May 14, 2024 | NEPH | Stock Option (Right to Buy) | Common Stock (7,323) | $2.14 | May 14, 2034 | 7,323 | Acquired |
| Jan. 5, 2023 | NEPH | Stock Option (Right to Buy) | Common Stock (7,080) | $1.07 | Jan. 5, 2032 | 7,080 | Acquired |
| Jan. 6, 2021 | NEPH | Stock Option (Right to Buy) | Common Stock (6,850) | $8.06 | Jan. 6, 2031 | 6,850 | Acquired |
| Dec. 16, 2019 | NEPH | Stock Option (Right to Buy) | Common Stock (5,568) | $8.57 | Dec. 16, 2029 | 5,568 | Acquired |
| Dec. 19, 2018 | NEPH | Stock Option (Right to Buy) | Common Stock (46,457) | $0.65 | Dec. 19, 2028 | 46,457 | Acquired |
| Aug. 10, 2018 | NEPH | Stock Option (Right to Buy) | Common Stock (85,199) | $0.62 | Aug. 10, 2028 | 85,199 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 13, 2018 | NEPH | Common Stock | 70,050 | Direct |