Yongkyu Son
CIK 1907466 · View on SEC EDGAR ↗
Insider
First SEC filing: Feb. 11, 2022 · Latest: Feb. 11, 2022
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 8 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
8 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 16, 2023 | SES | S | 137,735 | $2.13 | $293,376 | 583,862 Direct | -19.09% | Disposed | -74.8% (price as of 2026-08-21) |
| Aug. 15, 2023 | SES | S | 99,576 | $2.12 | $211,101 | 583,862 Direct | -14.57% | Disposed | -74.7% (price as of 2026-08-21) |
| April 28, 2023 | SES | S 10b5-1 | 37,381 | $1.65 | $61,679 | 583,862 Direct | -6.02% | Disposed | -67.5% (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 |
|---|---|---|---|---|---|---|---|
| Aug. 16, 2023 | SES | Stock Option (Right to Buy) | Class A Common Stock (137,735) | $0.07 | Aug. 14, 2026 | 137,735 | Disposed |
| Aug. 15, 2023 | SES | Stock Option (Right to Buy) | Class A Common Stock (99,576) | $0.07 | Aug. 14, 2026 | 99,576 | Disposed |
| April 14, 2023 | SES | Performance Vesting Restricted Stock Units | Class A Common Stock (104,603) | — | — | 104,603 | Acquired |
| April 18, 2022 | SES | Performance Vesting Restricted Stock Units | Class A Common Stock (279,329) | — | — | 279,329 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Feb. 11, 2022 | SES | Class A Common Stock | 237,311 | Direct |
| Feb. 11, 2022 | SES | Stock Option→ Class A Common Stock | — | Direct |
| Feb. 11, 2022 | SES | Stock Option→ Class A Common Stock | — | Direct |
| Feb. 11, 2022 | SES | Stock Option→ Class A Common Stock | — | Direct |
| Feb. 11, 2022 | SES | Earnout Shares→ Class A Common Stock | — | Direct |