SLSN's three largest insider shareholders as of September 05, 2026 are R Janet Whitmore (Director, 2.09Mn shares), Richard W Siegel (Director, 409.84K shares), Jess Jankowski (President, Ceo, 207.45K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | R Janet Whitmore | Director | 2,086,698 | 0 | 2,086,698 | 72.0% | 30 Dec, 2025 |
| 2 | Richard W Siegel | Director | 409,838 | 0 | 409,838 | 14.2% | 19 Dec, 2022 |
| 3 | Jess Jankowski | President, Ceo | 207,450 | 0 | 207,450 | 7.2% | 25 Sep, 2024 |
| 4 | Kevin Cureton | Chief Operating Officer | 192,212 | 0 | 192,212 | 6.6% | 06 Jun, 2025 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 24 Dec, 2025 | R Janet Whitmore | Director | Acquired P | 1,500 | $1.91 | $2.87K | 2,085,698 | Direct |
| 24 Dec, 2025 | R Janet Whitmore | Director | Acquired P | 1,500 | $1.91 | $2.87K | 2,085,698 | Direct |
| 24 Dec, 2025 | R Janet Whitmore | Director | Acquired P | 1,500 | $1.91 | $2.87K | 2,085,698 | Direct |
| 24 Dec, 2025 | R Janet Whitmore | Director | Acquired P | 1,000 | $1.92 | $1.92K | 2,086,698 | Direct |
| 24 Dec, 2025 | R Janet Whitmore | Director | Acquired P | 1,000 | $1.92 | $1.92K | 2,086,698 | Direct |
| 24 Dec, 2025 | R Janet Whitmore | Director | Acquired P | 1,000 | $1.92 | $1.92K | 2,086,698 | Direct |
| 14 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 19,789 | $1.73 | $34.23K | 2,068,931 | Direct |
| 14 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 19,789 | $1.73 | $34.23K | 2,068,931 | Direct |
| 14 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 19,789 | $1.73 | $34.23K | 2,068,931 | Direct |
| 17 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 5,000 | $1.87 | $9.35K | 2,073,931 | Direct |
| 17 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 5,000 | $1.87 | $9.35K | 2,073,931 | Direct |
| 17 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 5,000 | $1.87 | $9.35K | 2,073,931 | Direct |
| 18 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 267 | $1.83 | $489 | 2,074,198 | Direct |
| 18 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 267 | $1.83 | $489 | 2,074,198 | Direct |
| 18 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 267 | $1.83 | $489 | 2,074,198 | Direct |
| 19 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 5,000 | $1.95 | $9.75K | 2,079,198 | Direct |
| 19 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 5,000 | $1.95 | $9.75K | 2,079,198 | Direct |
| 19 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 5,000 | $1.95 | $9.75K | 2,079,198 | Direct |
| 19 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 5,000 | $1.89 | $9.45K | 2,084,198 | Direct |
| 19 Nov, 2025 | R Janet Whitmore | Director | Acquired P | 5,000 | $1.89 | $9.45K | 2,084,198 | Direct |