Polly A. Murphy
Insider
First SEC filing: Oct. 29, 2020 · Latest: June 12, 2026
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $25,437
Avg return of open purchases vs now: 23.0%
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 18, 2026 | AVIR | A | 37,700 | · | · | 37,700 Direct | · | Acquired | (price as of 2026-10-02) |
| June 18, 2026 | AVIR | A | 26,700 | · | · | 26,700 Direct | · | Acquired | (price as of 2026-10-02) |
| June 18, 2026 | AVIR | M | 29,600 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 18, 2026 | AVIR | M | 29,600 | · | · | 121,745 Direct | +32.12% | Acquired | (price as of 2026-10-02) |
| June 10, 2026 | CELC | G | 14,048 | · | · | 14,048 Indirect | · | Acquired | (price as of 2026-10-02) |
| June 10, 2026 | CELC | G | 14,048 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 5, 2026 | CELC | A | 1,530 | · | · | 6,530 Direct | +30.60% | Acquired | (price as of 2026-10-02) |
| May 18, 2026 | AVIR | P | 6,100 | $4.17 | $25,437 | 92,145 Direct | +7.09% | Acquired | 23.0% (price as of 2026-10-02) |
| June 20, 2025 | AVIR | M | 29,600 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 20, 2025 | AVIR | A | 41,200 | · | · | 41,200 Direct | · | Acquired | (price as of 2026-10-02) |
| June 20, 2025 | AVIR | A | 29,600 | · | · | 29,600 Direct | · | Acquired | (price as of 2026-10-02) |
| June 20, 2025 | AVIR | M | 29,600 | · | · | 86,045 Direct | +52.44% | Acquired | (price as of 2026-10-02) |
| May 28, 2025 | CELC | G | 8,153 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 28, 2025 | CELC | G | 8,153 | · | · | 8,153 Indirect | · | Acquired | (price as of 2026-10-02) |
| May 19, 2025 | CELC | A | 14,048 | · | · | 14,048 Direct | · | Acquired | (price as of 2026-10-02) |
| May 18, 2025 | AVIR | P | 6,100 | $4.17 | $25,437 | 92,145 Direct | +7.09% | Acquired | 23.0% (price as of 2026-10-02) |
| June 24, 2024 | CELC | G | 16,300 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 24, 2024 | CELC | G | 16,300 | · | · | 16,300 Indirect | · | Acquired | (price as of 2026-10-02) |
| June 24, 2024 | CELC | G | 11,645 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 24, 2024 | CELC | G | 11,645 | · | · | 11,645 Indirect | · | Acquired | (price as of 2026-10-02) |
| June 21, 2024 | AVIR | A | 41,200 | · | · | 41,200 Direct | · | Acquired | (price as of 2026-10-02) |
| June 21, 2024 | AVIR | A | 29,600 | · | · | 29,600 Direct | · | Acquired | (price as of 2026-10-02) |
| June 16, 2024 | AVIR | M | 33,150 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 16, 2024 | AVIR | M | 33,150 | · | · | 56,445 Direct | +142.31% | Acquired | (price as of 2026-10-02) |
| June 4, 2024 | CELC | A | 8,153 | · | · | 8,153 Direct | · | Acquired | (price as of 2026-10-02) |
| June 16, 2023 | AVIR | A | 46,750 | · | · | 46,750 Direct | · | Acquired | (price as of 2026-10-02) |
| June 16, 2023 | AVIR | A | 33,150 | · | · | 33,150 Direct | · | Acquired | (price as of 2026-10-02) |
| May 15, 2023 | CELC | A | 11,645 | · | · | 11,645 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 22, 2022 | CELC | P | 5,000 | $9.68 | $48,400 | 5,000 Direct | · | Acquired | 644.8% (price as of 2026-10-02) |
| Sept. 12, 2022 | CELC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 12, 2022 | CELC | A | 16,300 | · | · | 16,300 Direct | · | Acquired | (price as of 2026-10-02) |
| June 17, 2022 | AVIR | A | 61,264 | · | · | 61,264 Direct | · | Acquired | (price as of 2026-10-02) |
| Dec. 20, 2021 | AVIR | P | 12,000 | $8.57 | $102,840 | 23,295 Direct | +106.24% | Acquired | -40.1% (price as of 2026-10-02) |
| June 18, 2021 | AVIR | A | 34,025 | · | · | 34,025 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 3, 2020 | AVIR | C | 4,173 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 3, 2020 | AVIR | C | 7,122 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 3, 2020 | AVIR | C | 11,295 | · | · | 11,295 Indirect | · | 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 |
|---|---|---|---|---|---|---|---|
| June 18, 2026 | AVIR | Stock Option (Right to Buy) | Common Stock | $4.36 | June 17, 2036 | 37,700 | Acquired |
| June 18, 2026 | AVIR | Restricted Stock Units | Common Stock | · | · | 26,700 | Acquired |
| June 18, 2026 | AVIR | Restricted Stock Units | Common Stock | · | · | 29,600 | Disposed |
| June 10, 2026 | CELC | Stock Option (right to buy) | Common Stock | $10.69 | May 19, 2035 | 14,048 | Acquired |
| June 10, 2026 | CELC | Stock Option (right to buy) | Common Stock | $10.69 | May 19, 2035 | 14,048 | Disposed |
| June 20, 2025 | AVIR | Restricted Stock Units | Common Stock | · | · | 29,600 | Disposed |
| June 20, 2025 | AVIR | Stock Option (Right to Buy) | Common Stock | $3.25 | June 19, 2035 | 41,200 | Acquired |
| June 20, 2025 | AVIR | Restricted Stock Units | Common Stock | · | · | 29,600 | Acquired |
| May 28, 2025 | CELC | Stock Option (right to buy) | Common Stock | $14.83 | June 4, 2034 | 8,153 | Disposed |
| May 28, 2025 | CELC | Stock Option (right to buy) | Common Stock | $14.83 | June 4, 2034 | 8,153 | Acquired |
| May 19, 2025 | CELC | Stock Option (right to buy) | Common Stock | $10.69 | May 19, 2035 | 14,048 | Acquired |
| June 24, 2024 | CELC | Stock Option (right to buy) | Common Stock | $8.31 | Sept. 12, 2032 | 16,300 | Disposed |
| June 24, 2024 | CELC | Stock Option (right to buy) | Common Stock | $8.31 | Sept. 12, 2032 | 16,300 | Acquired |
| June 24, 2024 | CELC | Stock Option (right to buy) | Common Stock | $9.58 | May 15, 2033 | 11,645 | Disposed |
| June 24, 2024 | CELC | Stock Option (right to buy) | Common Stock | $9.58 | May 15, 2033 | 11,645 | Acquired |
| June 21, 2024 | AVIR | Stock Option (Right to Buy) | Common Stock | $3.44 | June 20, 2034 | 41,200 | Acquired |
| June 21, 2024 | AVIR | Restricted Stock Units | Common Stock | · | · | 29,600 | Acquired |
| June 16, 2024 | AVIR | Restricted Stock Units | Common Stock | · | · | 33,150 | Disposed |
| June 4, 2024 | CELC | Stock Option (right to buy) | Common Stock | $14.83 | June 4, 2034 | 8,153 | Acquired |
| June 16, 2023 | AVIR | Stock Option (Right to Buy) | Common Stock | $4.12 | June 15, 2033 | 46,750 | Acquired |
| June 16, 2023 | AVIR | Restricted Stock Units | Common Stock | · | · | 33,150 | Acquired |
| May 15, 2023 | CELC | Stock Option (right to buy) | Common Stock | $9.58 | May 15, 2033 | 11,645 | Acquired |
| Sept. 12, 2022 | CELC | Stock Option (right to buy) | Common Stock | $8.31 | Sept. 12, 2032 | 10,000 | Acquired |
| Sept. 12, 2022 | CELC | Stock Option (right to buy) | Common Stock | $8.31 | Sept. 12, 2032 | 16,300 | Acquired |
| June 17, 2022 | AVIR | Stock Option (Right to Buy) | Common Stock | $6.50 | June 16, 2032 | 61,264 | Acquired |
| June 18, 2021 | AVIR | Stock Option (Right to Buy) | Common Stock | $23.39 | June 17, 2031 | 34,025 | Acquired |
| Nov. 3, 2020 | AVIR | Series D-1 Convertible Preferred Stock | Common Stock | · | · | 4,173 | Disposed |
| Nov. 3, 2020 | AVIR | Series D Convertible Preferred Stock | Common Stock | · | · | 7,122 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.