Christopher B Prentiss
CIK 1717583 · View on SEC EDGAR ↗
Insider
First SEC filing: May 17, 2024 · Latest: May 17, 2024
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 13 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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| July 15, 2026 | MNKD | F | 10,675 | $4.09 | $43,661 | 318,668 Direct | -3.24% | Disposed | 5.3% (price as of 2026-08-21) |
| July 15, 2026 | MNKD | F | 11,572 | $4.09 | $47,329 | 329,343 Direct | -3.39% | Disposed | 5.3% (price as of 2026-08-21) |
| April 22, 2026 | MNKD | F | 12,267 | $2.74 | $33,612 | 338,924 Direct | -3.49% | Disposed | 57.1% (price as of 2026-08-21) |
| March 23, 2026 | MNKD | A | 217,000 | — | — | 217,000 Direct | — | Acquired | (price as of 2026-08-21) |
| March 23, 2026 | MNKD | A | 221,000 | — | — | 221,000 Direct | — | Acquired | (price as of 2026-08-21) |
| March 1, 2026 | MNKD | A | 5,000 | $3.27 | $16,350 | 348,854 Direct | +1.45% | Acquired | 31.7% (price as of 2026-08-21) |
| July 15, 2025 | MNKD | F | 11,540 | $3.85 | $44,429 | 343,854 Direct | -3.25% | Disposed | 11.8% (price as of 2026-08-21) |
| May 13, 2025 | MNKD | A | 145,000 | — | — | 145,000 Direct | — | Acquired | (price as of 2026-08-21) |
| May 13, 2025 | MNKD | A | 119,000 | — | — | 353,193 Direct | +50.81% | Acquired | (price as of 2026-08-21) |
| May 15, 2024 | MNKD | A | 103,600 | — | — | 103,600 Direct | — | Acquired | (price as of 2026-08-21) |
| May 15, 2024 | MNKD | A | 158,000 | — | — | 158,000 Direct | — | Acquired | (price as of 2026-08-21) |
| May 15, 2024 | MNKD | A | 129,000 | — | — | 232,600 Direct | +124.52% | Acquired | (price as of 2026-08-21) |
| May 15, 2024 | MNKD | A | 103,600 | — | — | 103,600 Direct | — | Acquired | (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| March 23, 2026 | MNKD | Employee Stock Option (right to buy) | Common Stock, $0.01 Par Value (217,000) | $2.44 | March 23, 2036 | 217,000 | Acquired |
| March 23, 2026 | MNKD | Performance Restricted Stock Unit | Common Stock, $0.01 Par Value (221,000) | — | — | 221,000 | Acquired |
| May 13, 2025 | MNKD | Performance Restricted Stock Unit | Common Stock, $0.01 Par Value (145,000) | — | — | 145,000 | Acquired |
| May 15, 2024 | MNKD | Performance Restricted Stock Unit | Common Stock, $.01 Par Value (158,000) | — | — | 158,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).