Teresa McCarthy, Chief Human Resources Officer at Avidity Biosciences ($RNA), sold about $2.7 million in company shares through seven open market transactions over the past year. Her most recent sale occurred on January 21, 2026. These sales rank her 2,909th among 11,678 insiders in our database by total value sold, below the average of $8.6 million per insider and 6.4 transactions. She made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 27, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | D | Common Stock | 165296 | $0.00 | 0.0000 | 150,675,742 | 100.00% | 0.11% |
| Feb. 27, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | D | Stock Option (Right to Buy) | 50000 | $0.00 | 0.0000 | 150,675,742 | 100.00% | 0.03% |
| Feb. 27, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | D | Stock Option (Right to Buy) | 78000 | $0.00 | 0.0000 | 150,675,742 | 100.00% | 0.05% |
| Feb. 27, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | D | Stock Option (Right to Buy) | 54000 | $0.00 | 0.0000 | 150,675,742 | 100.00% | 0.04% |
| Feb. 27, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | D | Stock Option (Right to Buy) | 108000 | $0.00 | 0.0000 | 150,675,742 | 100.00% | 0.07% |
| Feb. 27, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | D | Stock Option (Right to Buy) | 57500 | $0.00 | 0.0000 | 150,675,742 | 100.00% | 0.04% |
| Feb. 27, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | D | Stock Option (Right to Buy) | 65000 | $0.00 | 0.0000 | 150,675,742 | 100.00% | 0.04% |
| Feb. 27, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | D | Stock Option (Right to Buy) | 106000 | $0.00 | 0.0000 | 150,675,742 | 100.00% | 0.07% |
| Jan. 21, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 1453 | $72.45 | 113,938.0000 | 150,675,742 | 1.26% | 0.00% |
| Jan. 21, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 1476 | $72.45 | 115,391.0000 | 150,675,742 | 1.26% | 0.00% |
| Jan. 7, 2026 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 1965 | $72.23 | 116,867.0000 | 150,675,742 | 1.65% | 0.00% |
| Dec. 17, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Common Stock | 39000 | $0.00 | 136,130.0000 | 150,675,742 | 40.15% | 0.03% |
| Dec. 17, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | F | Common Stock | 17298 | $71.87 | 118,832.0000 | 150,675,742 | 12.71% | 0.01% |
| Oct. 15, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 20000 | $50.15 | 97,130.0000 | 120,212,301 | 17.08% | 0.02% |
| Oct. 15, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Stock Option (Right to Buy) | 20000 | $0.00 | 65,000.0000 | 120,212,301 | 23.53% | 0.02% |
| Oct. 15, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Common Stock | 20000 | $22.34 | 117,130.0000 | 120,212,301 | 20.59% | 0.02% |
| Sept. 15, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Stock Option (Right to Buy) | 15000 | $0.00 | 85,000.0000 | 120,212,301 | 15.00% | 0.01% |
| Sept. 15, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Common Stock | 15000 | $22.34 | 112,130.0000 | 120,212,301 | 15.44% | 0.01% |
| Sept. 15, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 15000 | $41.41 | 97,130.0000 | 120,212,301 | 13.38% | 0.01% |
| Aug. 15, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Common Stock | 10000 | $22.34 | 107,130.0000 | 120,212,301 | 10.30% | 0.01% |
| Aug. 15, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Stock Option (Right to Buy) | 10000 | $0.00 | 100,000.0000 | 120,212,301 | 9.09% | 0.01% |
| Aug. 15, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 10000 | $46.56 | 97,130.0000 | 120,212,301 | 9.33% | 0.01% |
| March 20, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 7778 | $31.06 | 97,130.0000 | 120,212,301 | 7.41% | 0.01% |
| Jan. 21, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 1221 | $28.60 | 104,908.0000 | 0 | 1.15% | 0.00% |
| Jan. 21, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 1738 | $28.59 | 106,129.0000 | 0 | 1.61% | 0.00% |
| Jan. 6, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Common Stock | 25000 | $0.00 | 107,867.0000 | 0 | 30.17% | 0.00% |
| Jan. 6, 2025 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Stock Option (Right to Buy) | 50000 | $0.00 | 50,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 18, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 11151 | $32.66 | 82,867.0000 | 0 | 11.86% | 0.00% |
| Dec. 16, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Common Stock | 25000 | $14.22 | 119,018.0000 | 0 | 26.59% | 0.00% |
| Dec. 16, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 25000 | $33.26 | 94,018.0000 | 0 | 21.01% | 0.00% |
| Dec. 16, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Stock Option (Right to Buy) | 25000 | $0.00 | 57,500.0000 | 0 | 30.30% | 0.00% |
| Nov. 18, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 25000 | $41.14 | 94,018.0000 | 0 | 21.01% | 0.00% |
| Nov. 18, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Common Stock | 25000 | $14.22 | 119,018.0000 | 0 | 26.59% | 0.00% |
| Nov. 18, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Stock Option (Right to Buy) | 25000 | $0.00 | 82,500.0000 | 0 | 23.26% | 0.00% |
| Oct. 16, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 25000 | $48.52 | 94,018.0000 | 0 | 21.01% | 0.00% |
| Oct. 16, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Common Stock | 25000 | $14.22 | 119,018.0000 | 0 | 26.59% | 0.00% |
| Oct. 16, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Stock Option (Right to Buy) | 25000 | $0.00 | 107,500.0000 | 0 | 18.87% | 0.00% |
| Sept. 19, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Common Stock | 25000 | $0.00 | 94,018.0000 | 0 | 36.22% | 0.00% |
| Sept. 23, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 13153 | $44.00 | 69,018.0000 | 0 | 16.01% | 0.00% |
| Sept. 19, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Common Stock | 25000 | $0.00 | 82,171.0000 | 0 | 43.73% | 0.00% |
| Sept. 11, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Stock Option (Right to Buy) | 25000 | $0.00 | 132,500.0000 | 0 | 15.87% | 0.00% |
| Sept. 11, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | M | Common Stock | 25000 | $14.22 | 82,171.0000 | 0 | 43.73% | 0.00% |
| Sept. 11, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 25000 | $40.40 | 57,171.0000 | 0 | 30.42% | 0.00% |
| June 17, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Common Stock | 25000 | $0.00 | 42,035.0000 | 0 | 146.76% | 0.00% |
| June 17, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Common Stock | 25000 | $0.00 | 57,171.0000 | 0 | 77.71% | 0.00% |
| June 18, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 9864 | $39.13 | 32,171.0000 | 0 | 23.47% | 0.00% |
| Jan. 20, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Common Stock | 16500 | $0.00 | 17,458.0000 | 0 | 1722.34% | 0.00% |
| Jan. 22, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | S | Common Stock | 2065 | $10.13 | 17,035.0000 | 0 | 10.81% | 0.00% |
| Jan. 20, 2024 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Stock Option (Right to Buy) | 78000 | $0.00 | 78,000.0000 | 0 | 9999.99% | 0.00% |
| Sept. 11, 2023 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Stock Option (Right to Buy) | 54000 | $0.00 | 54,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 20, 2023 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Common Stock | 20000 | $0.00 | 20,958.0000 | 0 | 2087.68% | 0.00% |
| Jan. 20, 2023 | Avidity Biosciences, Inc. | $RNAM | McCarthy Teresa | Chief Human Resources Officer | A | Stock Option (Right to Buy) | 108000 | $0.00 | 108,000.0000 | 0 | 9999.99% | 0.00% |