Stelios Papadopoulos
CIK 1202098 · View on SEC EDGAR ↗
Insider
First SEC filing: March 4, 2025 · Latest: March 4, 2025
On this page
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net:
$-4,355,000
+ 73 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
73 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 12, 2025 | EXEL | S | 100,000 | $43.55 | $4,355,000 | 1,189,228 Direct | -7.76% | Disposed | 23.8% (price as of 2026-08-21) |
| May 15, 2025 | EXEL | S | 15,874 | $44.35 | $704,012 | 1,279,416 Direct | -1.23% | Disposed | 21.6% (price as of 2026-08-21) |
| May 15, 2025 | EXEL | S | 20,634 | $44.35 | $915,118 | 1,279,416 Direct | -1.59% | Disposed | 21.6% (price as of 2026-08-21) |
| May 20, 2024 | EXEL | S | 11,437 | $21.00 | $240,177 | 1,260,578 Direct | -0.90% | Disposed | 156.8% (price as of 2026-08-21) |
| Feb. 22, 2022 | EXEL | S | 84,515 | $19.56 | $1,653,113 | 1,220,036 Direct | -6.48% | Disposed | 175.7% (price as of 2026-08-21) |
| May 11, 2021 | EXEL | S | 5,473 | $25.01 | $136,880 | 1,288,127 Direct | -0.42% | Disposed | 115.6% (price as of 2026-08-21) |
| May 11, 2021 | EXEL | S | 5,075 | $25.00 | $126,875 | 1,253,600 Direct | -0.40% | Disposed | 115.7% (price as of 2026-08-21) |
| May 11, 2021 | EXEL | S | 10,222 | $24.95 | $255,039 | 1,218,675 Direct | -0.83% | Disposed | 116.1% (price as of 2026-08-21) |
| May 8, 2020 | EXEL | S | 45,000 | $25.84 | $1,162,800 | 1,052,568 Direct | -4.10% | Disposed | 108.7% (price as of 2026-08-21) |
| Feb. 21, 2019 | EXEL | S | 26,250 | $21.25 | $557,812 | 1,042,251 Direct | -2.46% | Disposed | 153.7% (price as of 2026-08-21) |
| May 7, 2018 | EXEL | S | 15,000 | $22.15 | $332,250 | 1,034,314 Direct | -1.43% | Disposed | 143.4% (price as of 2026-08-21) |
| March 2, 2018 | EXEL | S | 15,000 | $24.05 | $360,750 | 1,034,314 Direct | -1.43% | Disposed | 124.2% (price as of 2026-08-21) |
| Sept. 22, 2017 | EXEL | S | 10,000 | $25.40 | $254,000 | 0 Indirect | -100.00% | Disposed | 112.3% (price as of 2026-08-21) |
| Sept. 19, 2017 | EXEL | S | 127,790 | $27.63 | $3,530,838 | 1,034,314 Direct | -11.00% | Disposed | 95.2% (price as of 2026-08-21) |
| Sept. 18, 2017 | EXEL | S | 72,210 | $27.76 | $2,004,550 | 1,162,104 Direct | -5.85% | Disposed | 94.2% (price as of 2026-08-21) |
| March 20, 2017 | EXEL | S | 10,000 | $21.66 | $216,600 | 1,228,471 Direct | -0.81% | Disposed | 148.9% (price as of 2026-08-21) |
| July 27, 2015 | BIIB | P | 5,000 | $304.98 | $1,524,900 | 5,000 Indirect | — | Acquired | -29.3% (price as of 2026-08-21) |
| July 27, 2015 | BIIB | P | 5,000 | $304.78 | $1,523,900 | 5,000 Indirect | — | Acquired | -29.2% (price as of 2026-08-21) |
| June 11, 2013 | BIIB | S 10b5-1 | 2,020 | $219.62 | $443,632 | 12,930 Direct | -13.51% | Disposed | -1.8% (price as of 2026-08-21) |
| March 11, 2013 | BIIB | S 10b5-1 | 5,975 | $172.67 | $1,031,703 | 14,950 Direct | -28.55% | Disposed | 24.9% (price as of 2026-08-21) |
| March 11, 2013 | BIIB | S 10b5-1 | 5,700 | $172.45 | $982,965 | 14,950 Direct | -27.60% | Disposed | 25.1% (price as of 2026-08-21) |
| March 11, 2013 | BIIB | S 10b5-1 | 3,966 | $172.72 | $685,008 | 14,950 Direct | -20.97% | Disposed | 24.9% (price as of 2026-08-21) |
| March 11, 2013 | BIIB | S 10b5-1 | 31,034 | $172.08 | $5,340,331 | 18,916 Direct | -62.13% | Disposed | 25.3% (price as of 2026-08-21) |
| Aug. 24, 2010 | EXEL | P | 10,000 | $3.09 | $30,900 | 1,143,956 Direct | +0.88% | Acquired | 1645.0% (price as of 2026-08-21) |
| Aug. 24, 2010 | EXEL | P | 10,000 | $3.09 | $30,900 | 1,133,956 Direct | +0.89% | Acquired | 1645.0% (price as of 2026-08-21) |
| Aug. 24, 2010 | EXEL | P | 2,100 | $3.09 | $6,489 | 1,123,956 Direct | +0.19% | Acquired | 1645.0% (price as of 2026-08-21) |
| Aug. 24, 2010 | EXEL | P | 7,900 | $3.08 | $24,332 | 1,121,856 Direct | +0.71% | Acquired | 1650.6% (price as of 2026-08-21) |
Showing latest 100 of 145 transactions
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. 26, 2026 | OVID | Employee Stock Option (Right to Buy) | Common Stock (65,000) | $1.65 | Feb. 25, 2036 | 65,000 | Acquired |
| May 15, 2025 | EXEL | Option (right to buy) | Common Stock (15,874) | $20.50 | May 23, 2025 | 15,874 | Disposed |
| May 15, 2025 | EXEL | Option (right to buy) | Common Stock (20,634) | $19.77 | May 22, 2026 | 20,634 | Disposed |
| May 20, 2024 | EXEL | Option (right to buy) | Common Stock (11,686) | $19.57 | May 24, 2024 | 11,686 | Disposed |
| May 11, 2021 | EXEL | Option (right to buy) | Common Stock (40,000) | $3.38 | May 28, 2021 | 40,000 | Disposed |
| May 11, 2021 | EXEL | Option (right to buy) | Common Stock (40,000) | $3.13 | May 27, 2022 | 40,000 | Disposed |
| May 11, 2021 | EXEL | Option (right to buy) | Common Stock (40,000) | $6.30 | May 25, 2023 | 40,000 | Disposed |
| May 13, 2020 | EXEL | Option (right to buy) | Common Stock (120,791) | $5.82 | Dec. 5, 2020 | 120,791 | Disposed |
| May 8, 2020 | EXEL | Option (right to buy) | Common Stock (15,000) | $5.92 | May 18, 2020 | 15,000 | Disposed |
| May 8, 2020 | EXEL | Option (right to buy) | Common Stock (30,000) | $4.58 | May 22, 2020 | 30,000 | Disposed |
| May 23, 2019 | EXEL | Option (right to buy) | Common Stock (20,634) | $19.77 | May 22, 2026 | 20,634 | Acquired |
| Feb. 21, 2019 | EXEL | Option (right to buy) | Common Stock (15,000) | $4.57 | May 23, 2019 | 15,000 | Disposed |
| Feb. 21, 2019 | EXEL | Option (right to buy) | Common Stock (11,250) | $4.16 | May 13, 2019 | 11,250 | Disposed |
| May 24, 2018 | EXEL | Option (right to buy) | Common Stock (15,874) | $20.50 | May 23, 2025 | 15,874 | Acquired |
| May 7, 2018 | EXEL | Option (right to buy) | Common Stock (15,000) | $11.66 | May 18, 2018 | 15,000 | Disposed |
| March 2, 2018 | EXEL | Option (right to buy) | Common Stock (15,000) | $7.97 | May 1, 2018 | 15,000 | Disposed |
| May 25, 2017 | EXEL | Option (right to buy) | Common Stock (11,686) | $19.57 | May 24, 2024 | 11,686 | Acquired |
| May 25, 2017 | EXEL | Option (right to buy) | Common Stock (11,686) | $19.57 | May 24, 2024 | 11,686 | Acquired |
| March 20, 2017 | EXEL | Option (right to buy) | Common Stock (10,000) | $10.53 | May 1, 2017 | 10,000 | Disposed |
| May 26, 2016 | EXEL | Option (right to buy) | Common Stock (40,000) | $6.30 | May 25, 2023 | 40,000 | Acquired |
| May 28, 2015 | EXEL | Option (right to buy) | Common Stock (40,000) | $3.13 | May 27, 2022 | 40,000 | Acquired |
| May 29, 2014 | EXEL | Option (right to buy) | Common Stock (40,000) | $3.38 | May 28, 2021 | 40,000 | Acquired |
| Dec. 6, 2013 | EXEL | Option (right to buy) | Common Stock (120,791) | $5.82 | Dec. 5, 2020 | 120,791 | Acquired |
| May 23, 2013 | EXEL | Option (right to buy) | Common Stock (30,000) | $4.58 | May 22, 2020 | 30,000 | Acquired |
| March 11, 2013 | BIIB | Stock Option (Right to Buy) [F7] | Common Stock (5,975) | $53.43 | June 2, 2019 | 5,975 | Disposed |
| March 11, 2013 | BIIB | Stock Option (Right to Buy) [F7] | Common Stock (5,700) | $59.17 | June 18, 2018 | 5,700 | Disposed |
| March 11, 2013 | BIIB | Stock Option (Right to Buy) [F7] | Common Stock (35,000) | $59.17 | June 18, 2018 | 35,000 | Disposed |
| May 24, 2012 | EXEL | Option (right to buy) | Common Stock (15,000) | $4.57 | May 23, 2019 | 15,000 | Acquired |
| May 19, 2011 | EXEL | Option (right to buy) | Common Stock (15,000) | $11.66 | May 18, 2018 | 15,000 | Acquired |
| May 19, 2010 | EXEL | Option (right to buy) | Common Stock (15,000) | $5.92 | May 18, 2020 | 15,000 | Acquired |
| June 3, 2009 | BIIB | Stock Option (Right to Buy) [F1] | Common Stock (5,975) | $53.43 | June 2, 2019 | 5,975 | Acquired |
| May 14, 2009 | EXEL | Option (right to buy) | Common Stock (11,250) | $4.16 | May 13, 2019 | 11,250 | Acquired |
| July 9, 2008 | BIIB | Stock Option (rignt to buy) | Common Stock (35,000) | $59.17 | June 18, 2018 | 35,000 | Acquired |
| July 9, 2008 | BIIB | Stock Option (rignt to buy) | Common Stock (5,700) | $59.17 | June 18, 2018 | 5,700 | Acquired |
| May 2, 2008 | EXEL | Option (right to buy) | Common Stock (15,000) | $7.97 | May 1, 2018 | 15,000 | Acquired |
| May 2, 2007 | EXEL | Option (right to buy) | Common Stock (10,000) | $10.53 | May 1, 2017 | 10,000 | Acquired |
| May 2, 2006 | EXEL | Option (right to buy) | Common Stock (10,000) | $10.52 | May 1, 2016 | 10,000 | Acquired |
| April 23, 2005 | EXEL | Option (right to buy) | Common Stock (10,000) | $7.13 | April 22, 2015 | 10,000 | Acquired |
| Nov. 2, 2004 | EXEL | Option (right to buy) | Common Stock (100,000) | $8.86 | Nov. 1, 2014 | 100,000 | Acquired |
| April 9, 2004 | EXEL | Option (right to buy) | Common Stock (10,000) | $8.88 | April 8, 2014 | 10,000 | 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.