Michael Xue Wang
First SEC filing: April 5, 2023 · Latest: April 5, 2023
Insider at
Insider transactions
Price change vs current quote, 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 |
|---|---|---|---|---|---|---|---|---|---|
| March 2, 2026 | ISPR | P | 1,737 | $2.37 | $4,117 | 466,882 Direct | +0.37% | Acquired | -41.8% (price as of 2026-10-02) |
| March 2, 2026 | ISPR | P | 1,163 | $2.41 | $2,803 | 465,145 Direct | +0.25% | Acquired | -42.7% (price as of 2026-10-02) |
| March 2, 2026 | ISPR | P | 100 | $2.38 | $238 | 463,982 Direct | +0.02% | Acquired | -42.0% (price as of 2026-10-02) |
| Feb. 27, 2026 | ISPR | P | 916 | $2.44 | $2,235 | 463,882 Direct | +0.20% | Acquired | -43.4% (price as of 2026-10-02) |
| Feb. 27, 2026 | ISPR | P | 100 | $2.39 | $239 | 462,966 Direct | +0.02% | Acquired | -42.3% (price as of 2026-10-02) |
| Feb. 27, 2026 | ISPR | P | 984 | $2.38 | $2,342 | 462,866 Direct | +0.21% | Acquired | -42.0% (price as of 2026-10-02) |
| Feb. 26, 2026 | ISPR | P | 100 | $2.39 | $239 | 461,882 Direct | +0.02% | Acquired | -42.3% (price as of 2026-10-02) |
| Feb. 26, 2026 | ISPR | P | 1,900 | $2.41 | $4,579 | 461,782 Direct | +0.41% | Acquired | -42.7% (price as of 2026-10-02) |
| Feb. 25, 2026 | ISPR | P | 2,000 | $2.30 | $4,600 | 459,882 Direct | +0.44% | Acquired | -40.0% (price as of 2026-10-02) |
| Feb. 25, 2026 | ISPR | P | 916 | $2.36 | $2,162 | 457,882 Direct | +0.20% | Acquired | -41.5% (price as of 2026-10-02) |
| Feb. 25, 2026 | ISPR | P | 1,084 | $2.34 | $2,537 | 456,966 Direct | +0.24% | Acquired | -41.0% (price as of 2026-10-02) |
| Feb. 24, 2026 | ISPR | P | 1,041 | $2.20 | $2,290 | 455,882 Direct | +0.23% | Acquired | -37.3% (price as of 2026-10-02) |
| Feb. 24, 2026 | ISPR | P | 959 | $2.21 | $2,119 | 454,841 Direct | +0.21% | Acquired | -37.6% (price as of 2026-10-02) |
| Oct. 1, 2024 | ISPR | A | 433,526 | · | · | 1,859,170 Direct | +30.41% | Acquired | (price as of 2026-10-02) |
| Sept. 4, 2023 | ISPR | A | 1,000,000 | · | · | 1,000,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 4, 2023 | ISPR | A | 282,787 | · | · | 1,425,644 Direct | +24.74% | Acquired | (price as of 2026-10-02) |
| April 6, 2023 | ISPR | J | 142,857 | $7.00 | $999,999 | 1,142,857 Direct | +14.29% | Acquired | -80.3% (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| Sept. 4, 2023 | ISPR | Common Stock Options (Right to buy) | Common Stock | · | Sept. 4, 2033 | 1,000,000 | 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 |
|---|---|---|---|---|
| April 5, 2023 | ISPR | Common Stock par value $0.0001 | 1,000,000 | Indirect |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | $597,159 | $400,000 | $1,356,936 | · | · | · | · | · |
| 2024 | $350,000 | · | $2,760,001 | $5,537,903 | · | · | · | · |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.