William A Siffermann
Insider
First SEC filing: Aug. 11, 2017 · Latest: Aug. 11, 2017
Insider at
Insider transactions
5 buys (P)
0 sells (S)
Net: $5,288
Avg return of open purchases vs now: -11.5%
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 5, 2026 | NAD | P | 100 | $12.06 | $1,206 | 1,041 Direct | +10.63% | Acquired | -17.4% (price as of 2026-10-05) |
| March 5, 2026 | NMZ | P | 100 | $10.48 | $1,048 | 914 Direct | +12.29% | Acquired | -16.4% (price as of 2026-10-05) |
| March 5, 2026 | JRS | P | 100 | $8.11 | $811 | 485 Direct | +25.97% | Acquired | -10.9% (price as of 2026-10-05) |
| March 4, 2026 | NMAI | P | 75 | $13.44 | $1,008 | 330 Direct | +29.41% | Acquired | 0.1% (price as of 2026-10-05) |
| March 4, 2026 | NBB | P | 75 | $16.20 | $1,215 | 615 Direct | +13.89% | Acquired | -13.1% (price as of 2026-10-05) |
| May 5, 2025 | JQC | X | 555 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 21, 2025 | NMZ | P | 300 | $11.08 | $3,324 | 610 Direct | +96.77% | Acquired | -20.9% (price as of 2026-10-05) |
| March 21, 2025 | NAD | P | 300 | $11.61 | $3,483 | 724 Direct | +70.75% | Acquired | -14.2% (price as of 2026-10-05) |
| March 30, 2023 | NAD | P | 100 | $11.43 | $1,143 | 424 Direct | +30.86% | Acquired | -12.9% (price as of 2026-10-05) |
| Nov. 19, 2018 | NBB | J | 324 | · | · | 324 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 15, 2018 | NMZ | P | 150 | $11.83 | $1,774 | 310 Direct | +93.75% | Acquired | -26.0% (price as of 2026-10-05) |
| April 13, 2018 | NAD | P | 200 | $13.08 | $2,616 | 324 Direct | +161.29% | Acquired | -23.9% (price as of 2026-10-05) |
| March 29, 2018 | JRS | P | 100 | $9.74 | $974 | 200 Direct | +100.00% | Acquired | -25.8% (price as of 2026-10-05) |
| March 23, 2018 | JRS | P | 100 | $9.60 | $960 | 100 Direct | · | Acquired | -24.7% (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 |
|---|---|---|---|---|---|---|---|
| May 5, 2025 | JQC | Subscription Right | Common Stock | $5.09 | April 29, 2025 | 555 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.