Sourav Kundu
CIK 1872985 · View on SEC EDGAR ↗
Insider
First SEC filing: Feb. 3, 2026 · Latest: Feb. 3, 2026
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 |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 30, 2026 | NXTC | A | 8,270 | — | — | 8,270 Direct | — | Acquired | (price as of 2026-08-21) |
| Jan. 31, 2025 | NXTC | A | 66,125 | — | — | 66,125 Direct | — | Acquired | (price as of 2026-08-21) |
| March 29, 2024 | NXTC | A | 52,900 | — | — | 52,900 Direct | — | Acquired | (price as of 2026-08-21) |
| Jan. 31, 2024 | NXTC | A | 66,125 | — | — | 66,125 Direct | — | Acquired | (price as of 2026-08-21) |
| Feb. 28, 2023 | NXTC | A | 75,000 | — | — | 75,000 Direct | — | Acquired | (price as of 2026-08-21) |
| Jan. 31, 2022 | NXTC | A | 58,700 | — | — | 58,700 Direct | — | Acquired | (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. 30, 2026 | NXTC | Employee Stock Option (Right to Buy) | Common Stock (8,270) | $10.85 | Jan. 29, 2036 | 8,270 | Acquired |
| Jan. 31, 2025 | NXTC | Employee Stock Option (Right to Buy) | Common Stock (66,125) | $0.80 | Jan. 30, 2035 | 66,125 | Acquired |
| March 29, 2024 | NXTC | Employee Stock Option (Right to Buy) | Common Stock (52,900) | $2.23 | March 28, 2034 | 52,900 | Acquired |
| Jan. 31, 2024 | NXTC | Employee Stock Option (Right to Buy) | Common Stock (66,125) | $1.22 | Jan. 30, 2034 | 66,125 | Acquired |
| Feb. 28, 2023 | NXTC | Employee Stock Option (Right to Buy) | Common Stock (75,000) | $1.55 | Feb. 27, 2033 | 75,000 | Acquired |
| Jan. 31, 2022 | NXTC | Employee Stock Option (Right to Buy) | Common Stock (58,700) | $5.57 | Jan. 30, 2032 | 58,700 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).