Jun Yoon
First SEC filing: Feb. 2, 2023 · Latest: Feb. 2, 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 19, 2026 | GPCR | A | 104,085 | · | · | 1,401,656 Direct | +8.02% | Acquired | (price as of 2026-10-02) |
| March 19, 2026 | GPCR | A | 128,892 | · | · | 128,892 Direct | · | Acquired | (price as of 2026-10-02) |
| March 3, 2026 | GPCR | F | 22,305 | $20.99 | $468,182 | 1,297,571 Direct | -1.69% | Disposed | 31.8% (price as of 2026-10-02) |
| July 1, 2025 | GPCR | A | 39,606 | · | · | 1,326,965 Direct | +3.08% | Acquired | (price as of 2026-10-02) |
| July 1, 2025 | GPCR | F | 7,089 | $6.84 | $48,489 | 1,319,876 Direct | -0.53% | Disposed | 304.5% (price as of 2026-10-02) |
| May 21, 2025 | GPCR | A | 831 | · | · | 2,946 Direct | +39.29% | Acquired | (price as of 2026-10-02) |
| March 15, 2025 | GPCR | A | 170,166 | · | · | 1,293,299 Direct | +15.15% | Acquired | (price as of 2026-10-02) |
| March 15, 2025 | GPCR | A | 413,445 | · | · | 413,445 Direct | · | Acquired | (price as of 2026-10-02) |
| March 1, 2025 | GPCR | F | 5,940 | $7.92 | $47,045 | 1,287,359 Direct | -0.46% | Disposed | 249.4% (price as of 2026-10-02) |
| Nov. 20, 2024 | GPCR | A | 821 | · | · | 2,115 Direct | +63.45% | Acquired | (price as of 2026-10-02) |
| May 20, 2024 | GPCR | A | 694 | · | · | 1,294 Direct | +115.67% | Acquired | (price as of 2026-10-02) |
| March 15, 2024 | GPCR | A | 148,134 | · | · | 148,134 Direct | · | Acquired | (price as of 2026-10-02) |
| March 15, 2024 | GPCR | A | 59,469 | · | · | 1,123,133 Direct | +5.59% | Acquired | (price as of 2026-10-02) |
| March 15, 2024 | GPCR | A | 148,134 | · | · | 148,134 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 7, 2023 | GPCR | P | 600 | $15.00 | $9,000 | 600 Direct | · | Acquired | 84.5% (price as of 2026-10-02) |
| Feb. 2, 2023 | GPCR | A | 750,000 | · | · | 750,000 Direct | · | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| March 19, 2026 | GPCR | Employee Stock Option (right to buy) | Ordinary Shares [F1] | · | March 18, 2036 | 128,892 | Acquired |
| May 21, 2025 | GPCR | American Depositary Shares | Ordinary Shares [F1] | · | · | 831 | Acquired |
| March 15, 2025 | GPCR | Employee Stock Option (right to buy) | Ordinary Shares [F1] | · | March 14, 2035 | 413,445 | Acquired |
| Nov. 20, 2024 | GPCR | American Depositary Shares | Ordinary Shares [F1] | · | · | 821 | Acquired |
| May 20, 2024 | GPCR | American Depositary Shares | Ordinary Shares [F1] | · | · | 694 | Acquired |
| March 15, 2024 | GPCR | Stock Option (right to buy) | Ordinary Shares [F3] | · | March 14, 2034 | 148,134 | Acquired |
| March 15, 2024 | GPCR | Stock Option (right to buy) | Ordinary Shares | $35.25 | March 14, 2034 | 148,134 | Acquired |
| Feb. 7, 2023 | GPCR | American Depositary Shares | Ordinary Shares | · | · | 600 | Acquired |
| Feb. 2, 2023 | GPCR | Stock option (right to buy) | Ordinary Shares | $15.00 | Feb. 1, 2033 | 750,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.
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 |
|---|---|---|---|---|---|---|---|---|
| 2024 | $482,300 | · | $698,761 | $1,401,433 | $217,068 | · | $13,800 | $2,813,362 |
| 2023 | $441,262 | · | · | $3,047,125 | $173,183 | · | $13,200 | $3,674,770 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.