Insider at

04

Insider transactions

05
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.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Jan. 1, 2025 NEPH A 7,050 · · 7,050 Direct · Acquired (price as of 2026-10-05)
May 14, 2024 NEPH A 7,323 · · 7,323 Direct · Acquired (price as of 2026-10-05)
Dec. 13, 2023 NEPH A 9,291 · · 17,693 Direct +110.58% Acquired (price as of 2026-10-05)
Jan. 5, 2023 NEPH A 8,402 · · 8,402 Direct · Acquired (price as of 2026-10-05)
Jan. 5, 2023 NEPH A 7,080 · · 7,080 Direct · Acquired (price as of 2026-10-05)
Sept. 6, 2022 NEPH A 13,115 · · 13,115 Direct · Acquired (price as of 2026-10-05)

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/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, 2033 7,080 Acquired
Sept. 6, 2022 NEPH Stock Option (right to buy) Common Stock (13,115) $1.25 Sept. 6, 2032 13,115 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).