David Castiel
Insider
First SEC filing: March 18, 2026 · Latest: June 16, 2026
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-96,000
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 14, 2026 | SILC | M | 2,000 | · | · | 8,000 Indirect | -20.00% | Disposed | (price as of 2026-10-05) |
| June 14, 2026 | SILC | M | 2,000 | · | · | 2,000 Indirect | · | Acquired | (price as of 2026-10-05) |
| May 14, 2026 | SILC | S | 2,000 | $48.00 | $96,000 | 0 Indirect | -100.00% | Disposed | 22.6% (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 |
|---|---|---|---|---|---|---|---|
| June 14, 2026 | SILC | Restricted Stock Unit | Ordinary shares | · | · | 2,000 | Disposed |
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 |
|---|---|---|---|---|
| March 18, 2026 | SILC | Ordinary Shares | 2,000 | Indirect |
| March 18, 2026 | SILC | Restricted Share Units | 2,000 | Indirect |
| March 18, 2026 | SILC | Restricted Share Units | 8,000 | Indirect |
| March 18, 2026 | SILC | Share Option (right to buy) | 10,000 | Indirect |
| March 18, 2026 | SILC | Share Option (right to buy) | 15,000 | Indirect |