Katherine Bach Kalin
Insider
First SEC filing: Aug. 16, 2022 · Latest: Aug. 16, 2022
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $100,806
Avg return of open purchases vs now: 631.4%
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 |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 7, 2026 | SLS | A | 50,000 | · | · | 154,400 Direct | +47.89% | Acquired | (price as of 2026-10-05) |
| Nov. 19, 2025 | SLS | P | 63,400 | $1.59 | $100,806 | 104,400 Direct | +154.63% | Acquired | 631.4% (price as of 2026-10-05) |
| May 22, 2025 | SLS | P | 20,000 | $1.80 | $36,000 | 41,000 Direct | +95.24% | Acquired | 546.1% (price as of 2026-10-05) |
| Jan. 10, 2025 | SLS | A | 18,500 | · | · | 18,500 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 10, 2025 | SLS | A | 12,500 | · | · | 21,000 Direct | +147.06% | Acquired | (price as of 2026-10-05) |
| Jan. 22, 2024 | SLS | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 22, 2024 | SLS | A | 6,000 | · | · | 8,500 Direct | +240.00% | Acquired | (price as of 2026-10-05) |
| Feb. 2, 2023 | SLS | A | 9,500 | · | · | 9,500 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 2, 2023 | SLS | A | 2,500 | · | · | 2,500 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 13, 2022 | SLS | A | 19,000 | · | · | 19,000 Direct | · | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| Jan. 10, 2025 | SLS | Stock Option (Right to Buy) | Common Stock | $0.95 | Jan. 10, 2035 | 18,500 | Acquired |
| Jan. 22, 2024 | SLS | Stock Option (Right to Buy) | Common Stock | $0.52 | Jan. 22, 2034 | 10,000 | Acquired |
| Feb. 2, 2023 | SLS | Stock Option (Right to Buy) | Common Stock | $3.34 | Feb. 2, 2033 | 9,500 | Acquired |
| Aug. 13, 2022 | SLS | Stock Option (Right to Buy) | Common Stock | $3.10 | Aug. 13, 2032 | 19,000 | 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 |
|---|---|---|---|---|
| Aug. 16, 2022 | SLS | Common Stock | 0 | Direct |