Beth Ann Smith
CIK 2051299 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 13, 2025 · Latest: Jan. 13, 2025
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 7 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
7 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 15, 2025 | MGNX | S | 423 | $2.56 | $1,083 | 9,532 Direct | -4.25% | Disposed | 62.3% (price as of 2026-08-20) |
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 |
|---|---|---|---|---|---|---|---|
| Feb. 15, 2025 | MGNX | Restricted Stock Unit | Common Stock (1,095) | — | — | 1,095 | Disposed |
| Feb. 8, 2025 | MGNX | Restricted Stock Unit | Common Stock (1,583) | — | — | 1,583 | Disposed |
| Feb. 7, 2025 | MGNX | Restricted Stock Unit | Common Stock (7,850) | — | — | 7,850 | Acquired |
| Feb. 7, 2025 | MGNX | Employee Stock Option (right to buy) | Common Stock (47,050) | $2.60 | Feb. 7, 2035 | 47,050 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 13 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Jan. 13, 2025 | MGNX | Common Stock | 7,889 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (3,000) | 3,000 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (2,100) | 2,100 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (4,000) | 4,000 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (19,850) | 19,850 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (4,500) | 4,500 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (5,000) | 5,000 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (6,000) | 6,000 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (8,000) | 8,000 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (15,000) | 15,000 | Direct |
| Jan. 13, 2025 | MGNX | Restricted Stock Unit→ Common Stock (2,190) | 2,190 | Direct |
| Jan. 13, 2025 | MGNX | Employee Stock Option (right to buy)→ Common Stock (12,250) | 12,250 | Direct |
| Jan. 13, 2025 | MGNX | Restricted Stock Unit→ Common Stock (4,750) | 4,750 | Direct |