George Kemble
Insider
First SEC filing: July 13, 2023 · Latest: June 15, 2026
Insider at
Insider transactions
0 buys (P)
4 sells (S)
Net: $-4,222,044
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 14, 2026 | SGMT | M 10b5-1 | 326,618 | $6.36 | $2,077,290 | 388,779 Direct | +525.44% | Acquired | 38.1% (price as of 2026-10-05) |
| Aug. 14, 2026 | SGMT | M 10b5-1 | 24,369 | $6.36 | $154,987 | 413,148 Direct | +6.27% | Acquired | 38.1% (price as of 2026-10-05) |
| Aug. 14, 2026 | SGMT | S 10b5-1 | 350,987 | $10.23 | $3,590,597 | 62,161 Direct | -84.95% | Disposed | -14.2% (price as of 2026-10-05) |
| Aug. 14, 2026 | SGMT | M 10b5-1 | 326,618 | · | · | 31,455 Direct | -91.22% | Disposed | (price as of 2026-10-05) |
| Aug. 14, 2026 | SGMT | M 10b5-1 | 24,369 | · | · | 11,608 Direct | -67.73% | Disposed | (price as of 2026-10-05) |
| Aug. 11, 2026 | SGMT | M 10b5-1 | 9,751 | $6.36 | $62,016 | 71,912 Direct | +15.69% | Acquired | 38.1% (price as of 2026-10-05) |
| Aug. 11, 2026 | SGMT | M 10b5-1 | 10,455 | $6.36 | $66,494 | 82,367 Direct | +14.54% | Acquired | 38.1% (price as of 2026-10-05) |
| Aug. 11, 2026 | SGMT | S 10b5-1 | 20,206 | $9.95 | $201,050 | 62,161 Direct | -24.53% | Disposed | -11.8% (price as of 2026-10-05) |
| Aug. 11, 2026 | SGMT | M 10b5-1 | 9,751 | · | · | 358,073 Direct | -2.65% | Disposed | (price as of 2026-10-05) |
| Aug. 11, 2026 | SGMT | M 10b5-1 | 10,455 | · | · | 35,977 Direct | -22.52% | Disposed | (price as of 2026-10-05) |
| July 20, 2026 | SGMT | S 10b5-1 | 18,844 | $7.46 | $140,576 | 62,161 Direct | -23.26% | Disposed | 17.7% (price as of 2026-10-05) |
| June 12, 2026 | SGMT | A | 39,567 | · | · | 39,567 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 20, 2025 | SGMT | S 10b5-1 | 37,688 | $7.69 | $289,821 | 81,005 Direct | -31.75% | Disposed | 14.2% (price as of 2026-10-05) |
| June 9, 2025 | SGMT | A | 32,250 | · | · | 32,250 Direct | · | Acquired | (price as of 2026-10-05) |
| July 23, 2024 | SGMT | S 10b5-1 | 23,625 | $3.17 | $74,891 | 118,693 Direct | -16.60% | Disposed | 177.0% (price as of 2026-10-05) |
| July 19, 2024 | SGMT | S | 14,062 | $3.10 | $43,592 | 142,318 Direct | -8.99% | Disposed | 183.2% (price as of 2026-10-05) |
| Nov. 17, 2023 | SGMT | A | 150,750 | · | · | 156,380 Direct | +2677.62% | Acquired | (price as of 2026-10-05) |
| Sept. 7, 2023 | SGMT | M | 5,630 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Sept. 7, 2023 | SGMT | M | 5,630 | $0.79 | $4,448 | 5,630 Direct | · | Acquired | 1011.4% (price as of 2026-10-05) |
| July 18, 2023 | SGMT | A | 21,173 | · | · | 21,173 Direct | · | Acquired | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | D | 21,173 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | A | 526,332 | · | · | 526,332 Direct | · | Acquired | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | D | 526,332 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | A | 46,432 | · | · | 46,432 Direct | · | Acquired | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | D | 46,432 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | A | 367,824 | · | · | 367,824 Direct | · | Acquired | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | D | 367,824 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | A | 26,352 | · | · | 26,352 Direct | · | Acquired | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | D | 26,352 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | A | 7,147 | · | · | 7,147 Direct | · | Acquired | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | D | 7,147 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | A | 3,179 | · | · | 3,179 Direct | · | Acquired | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | D | 3,179 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | A | 5,630 | · | · | 5,630 Direct | · | Acquired | (price as of 2026-10-05) |
| July 18, 2023 | SGMT | D | 5,630 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
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. 14, 2026 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $6.36 | April 27, 2029 | 326,618 | Disposed |
| Aug. 14, 2026 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $6.36 | April 27, 2029 | 24,369 | Disposed |
| Aug. 11, 2026 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $6.36 | · | 9,751 | Disposed |
| Aug. 11, 2026 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $6.36 | · | 10,455 | Disposed |
| June 12, 2026 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $6.48 | June 11, 2036 | 39,567 | Acquired |
| June 9, 2025 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $5.33 | June 8, 2035 | 32,250 | Acquired |
| Sept. 7, 2023 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $0.79 | Sept. 26, 2023 | 5,630 | Disposed |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $7.15 | Oct. 16, 2032 | 21,173 | Acquired |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Common Stock | $7.15 | Oct. 16, 2032 | 21,173 | Disposed |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $6.36 | Jan. 26, 2031 | 526,332 | Acquired |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Common Stock | $6.36 | Jan. 26, 2031 | 526,332 | Disposed |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $6.36 | April 27, 2029 | 46,432 | Acquired |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Common Stock | $6.36 | April 27, 2029 | 46,432 | Disposed |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $6.36 | April 27, 2029 | 367,824 | Acquired |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Common Stock | $6.36 | April 27, 2029 | 367,824 | Disposed |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $19.87 | Oct. 12, 2025 | 26,352 | Acquired |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Common Stock | $19.87 | Oct. 12, 2025 | 26,352 | Disposed |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $23.05 | Dec. 16, 2024 | 7,147 | Acquired |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Common Stock | $23.05 | Dec. 16, 2024 | 7,147 | Disposed |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $11.13 | March 12, 2024 | 3,179 | Acquired |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Common Stock | $11.13 | March 12, 2024 | 3,179 | Disposed |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Series A Common Stock | $0.79 | Sept. 26, 2023 | 5,630 | Acquired |
| July 18, 2023 | SGMT | Stock Option (Right to Buy) | Common Stock | $0.79 | Sept. 26, 2023 | 5,630 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 8 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| July 13, 2023 | SGMT | Stock Option (Right to Buy) | 5,630 | Direct |
| July 13, 2023 | SGMT | Stock Option (Right to Buy) | 3,179 | Direct |
| July 13, 2023 | SGMT | Stock Option (Right to Buy) | 7,147 | Direct |
| July 13, 2023 | SGMT | Stock Option (Right to Buy) | 26,352 | Direct |
| July 13, 2023 | SGMT | Stock Option (Right to Buy) | 367,824 | Direct |
| July 13, 2023 | SGMT | Stock Option (Right to Buy) | 46,432 | Direct |
| July 13, 2023 | SGMT | Stock Option (Right to Buy) | 526,332 | Direct |
| July 13, 2023 | SGMT | Stock Option (Right to Buy) | 21,173 | Direct |
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 |
|---|---|---|---|---|---|---|---|---|
| 2022 | $404,856 | · | · | $129,713 | · | · | $40,297 | $574,866 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.