Louis G Lange
Insider
First SEC filing: Jan. 25, 2024 · Latest: Jan. 25, 2024
Insider at
Insider transactions
0 buys (P)
3 sells (S)
Net: $-2,186,180
Price change vs the latest weekly close (updated to the current quote in your browser when available), 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 11, 2026 | NAMS | S | 44,173 | $30.41 | $1,343,301 | 10,806 Direct | -80.35% | Disposed | -35.2% (price as of ) |
| March 11, 2026 | NAMS | S | 446 | $31.23 | $13,929 | 10,360 Direct | -4.13% | Disposed | -36.9% (price as of ) |
| March 9, 2026 | NAMS | X | 44,619 | $11.50 | $513,118 | 54,979 Direct | +430.69% | Acquired | 71.4% (price as of ) |
| March 9, 2026 | NAMS | X | 44,619 | · | · | 0 Direct | -100.00% | Disposed | |
| March 6, 2026 | NAMS | S | 28,186 | $29.41 | $828,950 | 0 Indirect | -100.00% | Disposed | -33.0% (price as of ) |
| Jan. 7, 2026 | NAMS | A | 3,400 | · | · | 10,360 Direct | +48.85% | Acquired | |
| Jan. 7, 2026 | NAMS | A | 15,300 | · | · | 15,300 Direct | · | Acquired | |
| June 1, 2025 | NAMS | M | 68 | · | · | 28,186 Indirect | +0.24% | Acquired | |
| June 1, 2025 | NAMS | M | 68 | · | · | 0 Direct | -100.00% | Disposed | |
| May 1, 2025 | NAMS | M | 69 | · | · | 28,118 Indirect | +0.25% | Acquired | |
| May 1, 2025 | NAMS | M | 69 | · | · | 68 Direct | -50.36% | Disposed | |
| April 14, 2025 | NAMS | M | 69 | · | · | 28,049 Indirect | +0.25% | Acquired | |
| April 14, 2025 | NAMS | M | 69 | · | · | 137 Direct | -33.50% | Disposed | |
| March 26, 2025 | NAMS | M | 3,102 | · | · | 10,062 Direct | +44.57% | Acquired | |
| March 26, 2025 | NAMS | A | 3,308 | · | · | 3,308 Direct | · | Acquired | |
| March 26, 2025 | NAMS | M | 3,102 | · | · | 206 Direct | -93.77% | Disposed | |
| Jan. 7, 2025 | NAMS | A | 6,960 | · | · | 6,960 Direct | · | Acquired | |
| Jan. 6, 2025 | NAMS | A | 32,500 | · | · | 32,500 Direct | · | Acquired | |
| Feb. 13, 2024 | NAMS | P | 5,000 | $19.00 | $95,000 | 24,878 Indirect | +25.15% | Acquired | 3.7% (price as of ) |
| Jan. 1, 2024 | NAMS | A | 10,000 | · | · | 10,000 Direct | · | Acquired | |
| July 1, 2013 | ESPR | C | 186,989 | · | · | 186,989 Indirect | · | Acquired | |
| July 1, 2013 | ESPR | C | 14,314 | · | · | 14,314 Direct | · | Acquired | |
| July 1, 2013 | ESPR | P | 3,500 | $14.00 | $49,000 | 17,814 Direct | +24.45% | Acquired | |
| July 1, 2013 | ESPR | P | 10,714 | $14.00 | $149,996 | 197,703 Indirect | +5.73% | Acquired | |
| July 1, 2013 | ESPR | C | 186,989 | · | · | 0 Indirect | -100.00% | Disposed | |
| July 1, 2013 | ESPR | C | 14,314 | · | · | 0 Direct | -100.00% | Disposed | |
| July 1, 2013 | ESPR | J | 51,230 | · | · | 0 Indirect | -100.00% | Disposed | |
| July 1, 2013 | ESPR | J | 7,333 | · | · | 7,333 Indirect | · | Acquired | |
| May 6, 2009 | GILD | A | 100,000 | · | · | 100,000 Direct | · | Acquired | |
| April 17, 2009 | GILD | A | 43,250 | · | · | 43,250 Direct | · | Acquired | |
| April 17, 2009 | GILD | A | 21,625 | · | · | 21,625 Direct | · | Acquired | |
| April 17, 2009 | GILD | A | 54,062 | · | · | 54,062 Direct | · | Acquired | |
| April 17, 2009 | GILD | A | 15,570 | · | · | 15,570 Direct | · | Acquired | |
| April 17, 2009 | GILD | A | 324 | · | · | 324 Direct | · | Acquired |
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 9, 2026 | NAMS | Warrant (right to buy) | Ordinary Shares | $11.50 | Nov. 23, 2027 | 44,619 | Disposed |
| Jan. 7, 2026 | NAMS | Option (right to buy) | Ordinary Shares | $35.45 | Jan. 7, 2036 | 15,300 | Acquired |
| June 1, 2025 | NAMS | Restricted Stock Unit | Ordinary Shares | · | · | 68 | Disposed |
| May 1, 2025 | NAMS | Restricted Stock Unit | Ordinary Shares | · | · | 69 | Disposed |
| April 14, 2025 | NAMS | Restricted Stock Unit | Ordinary Shares | · | · | 69 | Disposed |
| March 26, 2025 | NAMS | Restricted Stock Unit | Ordinary Shares | · | · | 3,308 | Acquired |
| March 26, 2025 | NAMS | Restricted Stock Unit | Ordinary Shares | · | · | 3,102 | Disposed |
| Jan. 6, 2025 | NAMS | Option (right to buy) | Ordinary Shares | $25.85 | Jan. 6, 2035 | 32,500 | Acquired |
| Jan. 1, 2024 | NAMS | Option (right to buy) | Ordinary Shares | $11.17 | Jan. 1, 2034 | 10,000 | Acquired |
| July 1, 2013 | ESPR | Series A Preferred Stock | Common Stock | · | · | 186,989 | Disposed |
| July 1, 2013 | ESPR | Series A Preferred Stock | Common Stock | · | · | 14,314 | Disposed |
| July 1, 2013 | ESPR | Warrant to Purchase Preferred Stock | Series A Preferred Stock | · | Feb. 12, 2018 | 51,230 | Disposed |
| July 1, 2013 | ESPR | Warrant to Purchase Common Stock | Common Stock | · | Feb. 12, 2018 | 7,333 | Acquired |
| May 6, 2009 | GILD | Non-Qualified Stock Options (right to buy) | Common Stock | $44.03 | May 6, 2019 | 100,000 | Acquired |
| April 17, 2009 | GILD | Non Qualified Stock Option (right to buy) | Common Stock | $85.84 | May 16, 2010 | 43,250 | Acquired |
| April 17, 2009 | GILD | Non Qualified Stock Option (right to buy) | Common Stock | $93.90 | Oct. 31, 2011 | 21,625 | Acquired |
| April 17, 2009 | GILD | Non Qualified Stock Option (right to buy) | Common Stock | $53.67 | Dec. 2, 2012 | 54,062 | Acquired |
| April 17, 2009 | GILD | Non Qualified Stock Option (right to buy) | Common Stock | $57.67 | Dec. 5, 2015 | 15,570 | Acquired |
| April 17, 2009 | GILD | Non Qualified Stock Option (right to buy) | Common Stock | $30.83 | Dec. 11, 2016 | 324 | 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. 25, 2024 | NAMS | Ordinary Shares | 19,878 | Direct |
| Jan. 25, 2024 | NAMS | Warrant (right to buy) | · | Direct |
| Jan. 25, 2024 | NAMS | Option (right to buy) | · | Direct |
| Jan. 25, 2024 | NAMS | Option (right to buy) | · | Direct |
| Dec. 29, 2023 | NAMS | Ordinary Shares | 9,878 | Direct |
| Dec. 29, 2023 | NAMS | Option (right to buy) | 57,583 | Direct |
| Dec. 29, 2023 | NAMS | Option (right to buy) | 94,835 | Direct |
| Dec. 29, 2023 | NAMS | Option (right to buy) | 75,351 | Direct |
| June 25, 2013 | ESPR | Series A Preferred Stock | 186,989 | Indirect |
| June 25, 2013 | ESPR | Series A Preferred Stock | 14,314 | Direct |
| June 25, 2013 | ESPR | Warrant to Purchase Preferred Stock | · | Indirect |
| June 25, 2013 | ESPR | Stock Option (right to buy) | 22,645 | Direct |
| June 25, 2013 | ESPR | Stock Option (right to buy) | 21,471 | Direct |
Holdings reported on Form 4 1 reported holding
Positions listed on each Form 4 without a transaction in that filing (Table I and II holdings), newest filing first.
| Date | Ticker | Security | Shares | Exercise price | Expiration | Ownership |
|---|---|---|---|---|---|---|
| Jan. 8, 2025 | NAMS | Ordinary Shares | 24,878 | · | · | Indirect |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2009 | $325,276 | · | · | · | $130,534 | · | $7,447,610 | $11,873,889 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.