Xiangmin Cui
Insider
First SEC filing: Sept. 5, 2024 · Latest: Sept. 5, 2024
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs the latest weekly close (updated to the current quote in your browser when available), split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 21, 2026 | NUVB | A | 123,397 | · | · | 123,397 Direct | · | Acquired | |
| Feb. 27, 2026 | NUVB | A | 76,923 | · | · | 76,923 Direct | · | Acquired | |
| Feb. 27, 2026 | NUVB | A | 74,813 | · | · | 74,813 Direct | · | Acquired | |
| Sept. 4, 2024 | NUVB | C | 967,100 | · | · | 1,281,206 Indirect | +307.89% | Acquired | |
| Sept. 4, 2024 | NUVB | C | 5,157,900 | · | · | 7,611,031 Indirect | +210.26% | Acquired | |
| Sept. 4, 2024 | NUVB | C | 12,879,200 | · | · | 17,062,202 Indirect | +307.89% | Acquired | |
| Sept. 4, 2024 | NUVB | C | 9,671 | · | · | 0 Indirect | -100.00% | Disposed | |
| Sept. 4, 2024 | NUVB | C | 51,579 | · | · | 0 Indirect | -100.00% | Disposed | |
| Sept. 4, 2024 | NUVB | C | 128,792 | · | · | 0 Indirect | -100.00% | Disposed | |
| Sept. 3, 2024 | NUVB | A | 9,671 | · | · | 9,671 Indirect | · | Acquired | |
| Sept. 3, 2024 | NUVB | A | 51,579 | · | · | 51,579 Indirect | · | Acquired | |
| Sept. 3, 2024 | NUVB | A | 128,792 | · | · | 128,792 Indirect | · | Acquired | |
| Sept. 3, 2024 | NUVB | A | 32,877 | · | · | 32,877 Indirect | · | Acquired | |
| Sept. 3, 2024 | NUVB | A | 175,346 | · | · | 175,346 Indirect | · | Acquired | |
| Sept. 3, 2024 | NUVB | A | 437,834 | · | · | 437,834 Indirect | · | Acquired | |
| June 25, 2024 | NUVB | P | 277,895 | $2.97 | $825,348 | 2,453,131 Indirect | +12.78% | Acquired | 53.9% (price as of ) |
| June 24, 2024 | NUVB | P | 336,874 | $2.98 | $1,003,885 | 2,175,236 Indirect | +18.32% | Acquired | 53.4% (price as of ) |
| June 21, 2024 | NUVB | P | 75,411 | $3.00 | $226,233 | 1,838,362 Indirect | +4.28% | Acquired | 52.3% (price as of ) |
| June 20, 2024 | NUVB | P | 87,715 | $2.99 | $262,268 | 1,762,951 Indirect | +5.24% | Acquired | 52.8% (price as of ) |
| April 9, 2024 | NUVB | A | 314,106 | · | · | 314,106 Indirect | · | Acquired | |
| April 9, 2024 | NUVB | A | 1,675,236 | · | · | 1,675,236 Indirect | · | Acquired | |
| April 9, 2024 | NUVB | A | 4,183,002 | · | · | 4,183,002 Indirect | · | Acquired |
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 21, 2026 | NUVB | Stock Option (Right to Buy) | Class A Common Stock | $4.79 | May 20, 2036 | 123,397 | Acquired |
| Feb. 27, 2026 | NUVB | Stock Option (Right to Buy) | Class A Common Stock | $5.91 | Feb. 26, 2036 | 76,923 | Acquired |
| Feb. 27, 2026 | NUVB | Stock Option (Right to Buy) | Class A Common Stock | $5.91 | Feb. 26, 2036 | 74,813 | Acquired |
| Sept. 4, 2024 | NUVB | Series A Preferred Stock | Class A Common Stock | · | · | 9,671 | Disposed |
| Sept. 4, 2024 | NUVB | Series A Preferred Stock | Class A Common Stock | · | · | 51,579 | Disposed |
| Sept. 4, 2024 | NUVB | Series A Preferred Stock | Class A Common Stock | · | · | 128,792 | Disposed |
| Sept. 3, 2024 | NUVB | Series A Preferred Stock | Class A Common Stock | · | · | 9,671 | Acquired |
| Sept. 3, 2024 | NUVB | Series A Preferred Stock | Class A Common Stock | · | · | 51,579 | Acquired |
| Sept. 3, 2024 | NUVB | Series A Preferred Stock | Class A Common Stock | · | · | 128,792 | Acquired |
| Sept. 3, 2024 | NUVB | Warrants (Right to Buy) | Class A Common Stock | $11.50 | April 9, 2029 | 32,877 | Acquired |
| Sept. 3, 2024 | NUVB | Warrants (Right to Buy) | Class A Common Stock | $11.50 | April 9, 2029 | 175,346 | Acquired |
| Sept. 3, 2024 | NUVB | Warrants (Right to Buy) | Class A Common Stock | $11.50 | April 9, 2029 | 437,834 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Holdings reported on Form 4 4 reported holdings
Positions listed on each Form 4 without a transaction in that filing (Table I and II holdings), newest filing first.
| Date | Ticker | Security | Shares | Exercise price | Expiration | Ownership |
|---|---|---|---|---|---|---|
| June 26, 2024 | NUVB | Class A Common Stock | 314,106 | · | · | Indirect |
| June 26, 2024 | NUVB | Class A Common Stock | 4,183,002 | · | · | Indirect |
| June 25, 2024 | NUVB | Class A Common Stock | 314,106 | · | · | Indirect |
| June 25, 2024 | NUVB | Class A Common Stock | 4,183,002 | · | · | Indirect |