On this page
Irwin Lerner
Insider
First SEC filing: April 23, 2004 · Latest: April 23, 2004
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 2, 2008 | NKTR | A | 5,000 | $0.01 | $50 | 5,000 Direct | · | Acquired | 28953.5% (price as of 2026-10-02) |
| Dec. 2, 2008 | NKTR | A | 15,000 | $5.15 | $77,250 | 15,000 Direct | · | Acquired | -43.6% (price as of 2026-10-02) |
| Nov. 14, 2008 | NKTR | M | 5,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 14, 2008 | NKTR | M | 5,000 | · | · | 10,000 Direct | +100.00% | Acquired | (price as of 2026-10-02) |
| Nov. 16, 2007 | NKTR | D | 5,000 | $0.01 | $50 | 5,000 Direct | -50.00% | Disposed | 28953.5% (price as of 2026-10-02) |
| Nov. 16, 2007 | NKTR | A | 5,000 | $0.01 | $50 | 5,000 Direct | · | Acquired | 28953.5% (price as of 2026-10-02) |
| Sept. 19, 2007 | NKTR | A | 5,000 | $0.01 | $50 | 10,000 Direct | +100.00% | Acquired | 28953.5% (price as of 2026-10-02) |
| Sept. 19, 2007 | NKTR | A | 15,000 | $8.81 | $132,150 | 180,000 Direct | +9.09% | Acquired | -67.0% (price as of 2026-10-02) |
| Sept. 20, 2006 | NKTR | A | 5,000 | $0.01 | $50 | 5,000 Direct | · | Acquired | 28953.5% (price as of 2026-10-02) |
| Sept. 20, 2006 | NKTR | A | 15,000 | $14.36 | $215,400 | 165,000 Direct | +10.00% | Acquired | -79.8% (price as of 2026-10-02) |
| Sept. 16, 2005 | NKTR | A | 12,500 | · | · | 150,000 Direct | +9.09% | Acquired | (price as of 2026-10-02) |
| Sept. 2, 2004 | NKTR | A | 12,500 | · | · | 137,500 Direct | +10.00% | Acquired | (price as of 2026-10-02) |
| June 17, 2004 | NKTR | A | 30,000 | · | · | 125,000 Direct | +31.58% | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2004 | HUM | A | 3,802 | $23.05 | $87,636 | 30,637 Direct | +14.17% | Acquired | 1584.9% (price as of 2026-10-02) |
| Oct. 2, 2003 | HUM | S | 15,000 | $18.50 | $277,500 | 26,835 Direct | -35.86% | Disposed | 1999.2% (price as of 2026-10-02) |
| Oct. 1, 2003 | HUM | M | 15,000 | $14.44 | $216,600 | 0 Direct | · | · | 2589.5% (price as of 2026-10-02) |
| Oct. 1, 2003 | HUM | M | 15,000 | $14.44 | $216,600 | 41,835 Direct | +55.90% | Acquired | 2589.5% (price as of 2026-10-02) |
| Sept. 4, 2003 | NKTR | A | 12,500 | · | · | 95,000 Direct | +15.15% | Acquired | (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| Dec. 2, 2008 | NKTR | Restricted Stock Unit [F1] | Common Stock | $0.01 | · | 5,000 | Acquired |
| Dec. 2, 2008 | NKTR | Stock Option [F1] | Common Stock | $5.15 | Dec. 2, 2016 | 15,000 | Acquired |
| Nov. 14, 2008 | NKTR | Restricted Stock Unit | Common Stock | · | Nov. 14, 2008 | 5,000 | Disposed |
| Nov. 16, 2007 | NKTR | Restricted Stock Unit | Common Stock | $0.01 | · | 5,000 | Disposed |
| Sept. 19, 2007 | NKTR | Restricted Stock Unit [F1] | Common Stock | $0.01 | · | 5,000 | Acquired |
| Sept. 19, 2007 | NKTR | Stock Option (Right to Buy) [F1] | Common Stock | $8.81 | Sept. 19, 2015 | 15,000 | Acquired |
| Sept. 20, 2006 | NKTR | Restricted Stock Unit [F1] | Common Stock | $0.01 | · | 5,000 | Acquired |
| Sept. 20, 2006 | NKTR | Stock Option (Right to Buy) [F1] | Common Stock | $14.36 | Sept. 20, 2014 | 15,000 | Acquired |
| Sept. 16, 2005 | NKTR | Stock Option (Right to Buy) | Common Stock | $17.98 | Sept. 16, 2013 | 12,500 | Acquired |
| Sept. 2, 2004 | NKTR | Stock Option (Right to Buy) | Common Stock | $12.91 | Sept. 2, 2014 | 12,500 | Acquired |
| June 17, 2004 | NKTR | Stock Option (Right to Buy) | Common Stock | $18.29 | June 17, 2014 | 30,000 | Acquired |
| Oct. 1, 2003 | HUM | Options [F3] | Humana Common [F1] | $14.44 | Nov. 3, 2003 | 15,000 | · |
| Sept. 4, 2003 | NKTR | Employee Stock Option (Right to Buy) | Common Stock | $11.41 | Sept. 4, 2013 | 12,500 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).