Lynn Cilinski
CIK 1587150 · View on SEC EDGAR ↗
Insider
First SEC filing: Oct. 9, 2013 · Latest: Oct. 9, 2013
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 32 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
32 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 28, 2018 | MGNX | S 10b5-1 | 23,967 | $25.01 | $599,415 | 1,923 Direct | -92.57% | Disposed | -83.3% (price as of 2026-08-21) |
| May 27, 2016 | MGNX | S 10b5-1 | 5,000 | $25.00 | $125,000 | 1,923 Direct | -72.22% | Disposed | -83.3% (price as of 2026-08-21) |
| Nov. 23, 2015 | MGNX | S 10b5-1 | 1,921 | $35.00 | $67,235 | 1,923 Direct | -49.97% | Disposed | -88.1% (price as of 2026-08-21) |
| Nov. 23, 2015 | MGNX | S 10b5-1 | 3,815 | $35.00 | $133,525 | 3,844 Direct | -49.81% | Disposed | -88.1% (price as of 2026-08-21) |
| Nov. 23, 2015 | MGNX | S 10b5-1 | 1,185 | $35.00 | $41,475 | 3,844 Direct | -23.56% | Disposed | -88.1% (price as of 2026-08-21) |
| July 1, 2015 | MGNX | S 10b5-1 | 1,921 | $37.15 | $71,365 | 3,844 Direct | -33.32% | Disposed | -88.8% (price as of 2026-08-21) |
| July 1, 2015 | MGNX | S 10b5-1 | 5,000 | $37.15 | $185,750 | 5,765 Direct | -46.45% | Disposed | -88.8% (price as of 2026-08-21) |
| June 15, 2015 | MGNX | S 10b5-1 | 5,700 | $35.00 | $199,500 | 5,765 Direct | -49.72% | Disposed | -88.1% (price as of 2026-08-21) |
| June 15, 2015 | MGNX | S 10b5-1 | 5,000 | $35.00 | $175,000 | 11,465 Direct | -30.37% | Disposed | -88.1% (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 |
|---|---|---|---|---|---|---|---|
| Feb. 15, 2024 | MGNX | Restricted Stock Unit | Common Stock (6,668) | — | — | 6,668 | Disposed |
| Feb. 8, 2024 | MGNX | Restricted Stock Unit | Common Stock (17,000) | — | — | 17,000 | Acquired |
| Feb. 8, 2024 | MGNX | Employee Stock Option (right to buy) | Common Stock (45,000) | $18.30 | Feb. 8, 2034 | 45,000 | Acquired |
| Feb. 15, 2023 | MGNX | Restricted Stock Unit | Common Stock (20,000) | — | — | 20,000 | Acquired |
| Feb. 15, 2023 | MGNX | Employee stock option (right to buy) | Common Stock (75,000) | $4.82 | Feb. 15, 2033 | 75,000 | Acquired |
| Feb. 22, 2022 | MGNX | Employee stock option (right to buy) | Common Stock (63,400) | $10.15 | Feb. 22, 2032 | 63,400 | Acquired |
| Feb. 22, 2021 | MGNX | Employee stock option (right to buy) | Common Stock (40,000) | $19.18 | Feb. 22, 2031 | 40,000 | Acquired |
| Feb. 20, 2020 | MGNX | Employee stock option (right to buy) | Common Stock (35,000) | $11.50 | Feb. 20, 2030 | 35,000 | Acquired |
| Feb. 21, 2019 | MGNX | Employee stock option (right to buy) | Common Stock (35,000) | $21.88 | Feb. 21, 2029 | 35,000 | Acquired |
| March 2, 2018 | MGNX | Employee stock option (right to buy) | Common Stock (28,000) | $28.94 | March 2, 2028 | 28,000 | Acquired |
| Feb. 28, 2018 | MGNX | Employee stock option (right to buy) | Common Stock (7,989) | $1.51 | Jan. 5, 2023 | 7,989 | Disposed |
| Feb. 28, 2018 | MGNX | Employee stock option (right to buy) | Common Stock (7,989) | $0.94 | March 13, 2022 | 7,989 | Disposed |
| Feb. 28, 2018 | MGNX | Employee stock option (right to buy) | Common Stock (7,989) | $0.94 | Jan. 8, 2021 | 7,989 | Disposed |
| Feb. 15, 2017 | MGNX | Common Stock | Common Stock (28,000) | $20.53 | Feb. 15, 2027 | 28,000 | Acquired |
| May 27, 2016 | MGNX | Employee Stock Option (right to buy) | Common Stock (5,000) | $0.94 | Jan. 5, 2018 | 5,000 | Disposed |
| Dec. 18, 2015 | MGNX | Employee Stock Option (right to buy) | Common Stock (22,000) | $31.43 | Dec. 18, 2025 | 22,000 | Acquired |
| Nov. 23, 2015 | MGNX | Employee Stock Option (right to buy) | Common Stock (3,815) | $0.94 | Jan. 5, 2018 | 3,815 | Disposed |
| Nov. 23, 2015 | MGNX | Employee Stock Option (right to buy) | Common Stock (1,185) | $0.94 | Jan. 6, 2017 | 1,185 | Disposed |
| July 1, 2015 | MGNX | Employee Stock Option (right to buy) | Common Stock (5,000) | $0.94 | Jan. 6, 2017 | 5,000 | Disposed |
| June 15, 2015 | MGNX | Employee Stock Option (right to buy) | Common Stock (5,000) | $0.94 | Jan. 6, 2017 | 5,000 | Disposed |
| Dec. 12, 2014 | MGNX | Employee stock option (right to buy) | Common Stock (30,000) | $29.68 | Dec. 12, 2024 | 30,000 | Acquired |
| Oct. 9, 2013 | MGNX | Stock Option (right to buy) | Common Stock (10,653) | $16.00 | Oct. 9, 2023 | 10,653 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 9 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 9, 2013 | MGNX | Common Stock | 11,465 | Direct |
| Oct. 9, 2013 | MGNX | Stock Option (right to buy)→ Common Stock | — | Direct |
| Oct. 9, 2013 | MGNX | Stock Option (right to buy)→ Common Stock | — | Direct |
| Oct. 9, 2013 | MGNX | Stock Option (right to buy)→ Common Stock | — | Direct |
| Oct. 9, 2013 | MGNX | Stock Option (right to buy)→ Common Stock | — | Direct |
| Oct. 9, 2013 | MGNX | Stock Option (right to buy)→ Common Stock | — | Direct |
| Oct. 9, 2013 | MGNX | Stock Option (right to buy)→ Common Stock | — | Direct |
| Oct. 9, 2013 | MGNX | Stock Option (right to buy)→ Common Stock | — | Direct |
| Oct. 9, 2013 | MGNX | Stock Option (right to buy)→ Common Stock | — | Direct |