Tamar D Howson
CIK 1202286 · View on SEC EDGAR ↗
Insider
First SEC filing: Dec. 4, 2006 · Latest: Dec. 4, 2006
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 50 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 |
|---|---|---|---|---|---|---|---|---|---|
| June 29, 2026 | IMUX | A | 25,370 | — | — | 25,370 Direct | — | Acquired | (price as of 2026-08-20) |
| June 5, 2025 | IMUX | A | 150,000 | — | — | 150,000 Direct | — | Acquired | (price as of 2026-08-20) |
| June 11, 2024 | IMUX | A | 100,000 | — | — | 100,000 Direct | — | Acquired | (price as of 2026-08-20) |
| March 4, 2024 | IMUX | A | 64,959 | — | — | 64,959 Direct | — | Acquired | (price as of 2026-08-20) |
| March 4, 2024 | IMUX | D | 10,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| March 4, 2024 | IMUX | D | 10,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| March 4, 2024 | IMUX | D | 15,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| March 4, 2024 | IMUX | D | 9,986 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| March 4, 2024 | IMUX | D | 19,973 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Sept. 29, 2023 | LITS | A | 10,000 | — | — | 10,000 Direct | — | Acquired | (price as of 2026-08-20) |
| June 28, 2023 | IMUX | A | 16,000 | — | — | 16,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Jan. 3, 2023 | CUE | A | 10,000 | — | — | 10,000 Direct | — | Acquired | (price as of 2026-08-20) |
| July 5, 2022 | LITS | A | 87,500 | — | — | 87,500 Direct | — | Acquired | (price as of 2026-08-20) |
| June 15, 2022 | IMUX | A | 10,000 | — | — | 10,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Jan. 3, 2022 | CUE | A | 10,000 | — | — | 10,000 Direct | — | Acquired | (price as of 2026-08-20) |
| July 1, 2021 | LITS | A | 50,000 | — | — | 50,000 Direct | — | Acquired | (price as of 2026-08-20) |
| June 10, 2021 | IMUX | A | 10,000 | — | — | 10,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Jan. 4, 2021 | CUE | A | 10,000 | — | — | 10,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Sept. 17, 2020 | CUE | A | 50,000 | — | — | 50,000 Direct | — | Acquired | (price as of 2026-08-20) |
| July 2, 2020 | LITS | A | 50,000 | — | — | 50,000 Direct | — | Acquired | (price as of 2026-08-20) |
| July 2, 2020 | IMUX | A | 15,000 | — | — | 15,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Oct. 11, 2019 | IMUX | A | 29,959 | — | — | 29,959 Direct | — | Acquired | (price as of 2026-08-20) |
| July 1, 2019 | LITS | A | 60,000 | — | — | 60,000 Direct | — | Acquired | (price as of 2026-08-20) |
| July 26, 2018 | VIVS | A | 45,500 | — | — | 45,550 Direct | +91000.00% | Acquired | (price as of 2026-08-20) |
| Aug. 24, 2017 | VIVS | A | 42,500 | — | — | 42,500 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 17, 2016 | VIVS | A | 18,500 | — | — | 18,500 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 17, 2016 | VIVS | A | 7,500 | — | — | 7,500 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 20, 2015 | VIVS | A | 37,000 | — | — | 37,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 20, 2014 | VIVS | A | 31,500 | — | — | 31,500 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 21, 2013 | VIVS | A | 30,500 | — | — | 30,500 Direct | — | Acquired | (price as of 2026-08-20) |
| June 5, 2013 | VIVS | A | 45,500 | — | — | 45,500 Direct | — | Acquired | (price as of 2026-08-20) |
| June 22, 2011 | SNGX | A | 191,722 | — | — | 191,722 Direct | — | Acquired | (price as of 2026-08-20) |
| Sept. 23, 2010 | SNGX | A | 300,000 | — | — | 300,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Feb. 7, 2008 | LXRX | A | 100,000 | — | — | 100,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 1, 2006 | BMY | A | 100,000 | — | — | 100,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 1, 2006 | BMY | F | 3,038 | $24.74 | $75,160 | 71,465 Direct | -4.08% | Disposed | 170.0% (price as of 2026-08-20) |
| Sept. 8, 2006 | BMY | F | 1,215 | $22.96 | $27,896 | 74,503 Direct | -1.60% | Disposed | 190.9% (price as of 2026-08-20) |
| May 22, 2006 | BMY | F | 3,038 | $24.16 | $73,398 | 75,718 Direct | -3.86% | Disposed | 176.4% (price as of 2026-08-20) |
| March 7, 2006 | BMY | A | 33,915 | — | — | 33,915 Direct | — | Acquired | (price as of 2026-08-20) |
| March 7, 2006 | BMY | F | 1,862 | $22.73 | $42,323 | 78,756 Direct | -2.31% | Disposed | 193.8% (price as of 2026-08-20) |
| March 7, 2006 | BMY | A | 5,107 | $22.73 | $116,082 | 80,618 Direct | +6.76% | Acquired | 193.8% (price as of 2026-08-20) |
| March 7, 2006 | BMY | A | 8,085 | $22.73 | $183,772 | 75,511 Direct | +11.99% | Acquired | 193.8% (price as of 2026-08-20) |
| Dec. 2, 2005 | BMY | F | 3,294 | $21.69 | $71,447 | 67,426 Direct | -4.66% | Disposed | 207.9% (price as of 2026-08-20) |
| May 20, 2005 | BMY | F | 2,460 | $25.64 | $63,074 | 70,720 Direct | -3.36% | Disposed | 160.5% (price as of 2026-08-20) |
| March 1, 2005 | BMY | A | 46,667 | — | — | 46,667 Direct | — | Acquired | (price as of 2026-08-20) |
| March 1, 2005 | BMY | A | 7,778 | — | — | 73,180 Direct | +11.89% | Acquired | (price as of 2026-08-20) |
| Dec. 3, 2004 | BMY | F | 2,460 | $24.06 | $59,188 | 65,402 Direct | -3.63% | Disposed | 177.6% (price as of 2026-08-20) |
| March 2, 2004 | BMY | A | 46,667 | — | — | 46,667 Direct | — | Acquired | (price as of 2026-08-20) |
| March 2, 2004 | BMY | A | 7,778 | — | — | 67,862 Direct | +12.95% | Acquired | (price as of 2026-08-20) |
| Sept. 10, 2003 | BMY | A | 10,000 | — | — | 60,084 Direct | +19.97% | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| June 29, 2026 | IMUX | Stock Option | Common Stock (25,370) | $10.90 | March 27, 2036 | 25,370 | Acquired |
| June 5, 2025 | IMUX | Stock Option | Common Stock (150,000) | $0.77 | June 5, 2035 | 150,000 | Acquired |
| June 11, 2024 | IMUX | Stock Option | Common Stock (100,000) | $1.27 | June 11, 2034 | 100,000 | Acquired |
| March 4, 2024 | IMUX | Stock Option | Common Stock (64,959) | $1.72 | — | 64,959 | Acquired |
| March 4, 2024 | IMUX | Stock Option | Common Stock (10,000) | $3.40 | June 15, 2032 | 10,000 | Disposed |
| March 4, 2024 | IMUX | Stock Option | Common Stock (10,000) | $14.77 | June 10, 2031 | 10,000 | Disposed |
| March 4, 2024 | IMUX | Stock Option | Common Stock (15,000) | $12.30 | July 2, 2030 | 15,000 | Disposed |
| March 4, 2024 | IMUX | Stock Option | Common Stock (9,986) | $9.54 | Oct. 11, 2029 | 9,986 | Disposed |
| March 4, 2024 | IMUX | Stock Option | Common Stock (19,973) | $9.54 | Oct. 11, 2029 | 19,973 | Disposed |
| Sept. 29, 2023 | LITS | Stock Option (Right to Buy) | Common Stock (10,000) | $7.01 | Sept. 29, 2033 | 10,000 | Acquired |
| June 28, 2023 | IMUX | Stock Option | Common Stock (16,000) | $1.94 | June 28, 2033 | 16,000 | Acquired |
| Jan. 3, 2023 | CUE | Stock Option (right to buy) | Common Stock (10,000) | $2.66 | Jan. 2, 2033 | 10,000 | Acquired |
| July 5, 2022 | LITS | Stock Option (Right to Buy) | Common Stock (87,500) | $0.54 | July 5, 2032 | 87,500 | Acquired |
| June 15, 2022 | IMUX | Stock Option | Common Stock (10,000) | $3.40 | June 15, 2032 | 10,000 | Acquired |
| Jan. 3, 2022 | CUE | Stock Option (right to buy) | Common Stock (10,000) | $12.28 | Jan. 2, 2032 | 10,000 | Acquired |
| July 1, 2021 | LITS | Stock Option (Right to Buy) | Common Stock (50,000) | $2.95 | July 1, 2031 | 50,000 | Acquired |
| June 10, 2021 | IMUX | Stock Option | Common Stock (10,000) | $14.77 | June 10, 2031 | 10,000 | Acquired |
| Jan. 4, 2021 | CUE | Stock Option (right to buy) | Common Stock (10,000) | $12.36 | Jan. 3, 2031 | 10,000 | Acquired |
| Sept. 17, 2020 | CUE | Stock Option (right to buy) | Common Stock (50,000) | $17.21 | Sept. 17, 2030 | 50,000 | Acquired |
| July 2, 2020 | LITS | Stock Option (Right to Buy) | Common Stock (50,000) | $3.49 | July 2, 2030 | 50,000 | Acquired |
| July 2, 2020 | IMUX | Stock Option | Common Stock (15,000) | $12.30 | July 1, 2030 | 15,000 | Acquired |
| Oct. 11, 2019 | IMUX | Stock Option | Common Stock (29,959) | $9.54 | Oct. 11, 2029 | 29,959 | Acquired |
| July 1, 2019 | LITS | Stock Option (Right to Buy) | Common Stock (60,000) | $2.52 | July 1, 2029 | 60,000 | Acquired |
| July 26, 2018 | VIVS | Stock Option (Right to Buy) | Common Stock (45,550) | $1.29 | July 26, 2028 | 45,500 | Acquired |
| Aug. 24, 2017 | VIVS | Stock Option (Right to Buy) | Common Stock (42,500) | $1.97 | Aug. 24, 2027 | 42,500 | Acquired |
| Aug. 17, 2016 | VIVS | Stock Option (Right to Buy) [F1] | Common Stock (18,500) | $4.35 | Aug. 17, 2025 | 18,500 | Acquired |
| Aug. 20, 2015 | VIVS | Stock Option (Right to Buy) | Common Stock | $2.09 | Aug. 20, 2025 | 37,000 | Acquired |
| Aug. 20, 2014 | VIVS | Stock Option (Right to Buy) | Common Stock (31,500) | $7.62 | Aug. 20, 2024 | 31,500 | Acquired |
| Aug. 21, 2013 | VIVS | Stock Option (Right to Buy) | Common Stock (30,500) | $5.86 | Aug. 21, 2023 | 30,500 | Acquired |
| June 5, 2013 | VIVS | Stock Option (Right to Buy) | Common Stock (45,500) | $3.98 | June 5, 2023 | 45,500 | Acquired |
| June 22, 2011 | SNGX | Stock Option (Right to Buy) [F1] | Common Stock (191,722) | $0.20 | June 22, 2021 | 191,722 | Acquired |
| Sept. 23, 2010 | SNGX | Stock Option (Right to Buy) [F1] | Common Stock (300,000) | $0.20 | June 30, 2020 | 300,000 | Acquired |
| Feb. 7, 2008 | LXRX | Employee Stock Option (right to buy) | Common Stock (100,000) | $2.07 | Feb. 7, 2018 | 100,000 | Acquired |
| Dec. 1, 2006 | BMY | Executive Option (right to buy) | Common Stock, $0.10 par value (100,000) | $24.74 | Nov. 30, 2016 | 100,000 | Acquired |
| March 7, 2006 | BMY | Executive Option (right to buy) | Common Stock, $0.10 par value (33,915) | $22.73 | March 6, 2016 | 33,915 | Acquired |
| March 1, 2005 | BMY | Executive Option (right to buy) | Common Stock, $0.10 par value (46,667) | $25.45 | Feb. 28, 2015 | 46,667 | Acquired |
| March 2, 2004 | BMY | Option (right to buy) | Common Stock, $0.10 par value (46,667) | $28.11 | March 1, 2014 | 46,667 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.