Guyer Charles Greg, EVP and Chief Technical Officer at BioMarin Pharmaceutical Inc. ($BMRN), sold nearly $1 million in company shares through one open market transaction over the past year. His most recent sale occurred on March 11, 2026. This activity ranks him 4,940th among 11,678 insiders in our database by total sales value, below the average of $8.6 million per insider and 6.4 transactions. He made no open market purchases in the last 365 days.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 17, 2026 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | F | Common Stock | 1693 | $56.05 | 84,140.0000 | 196,893,000 | 1.97% | 0.00% |
| March 16, 2026 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 14990 | $0.00 | 85,833.0000 | 196,893,000 | 21.16% | 0.01% |
| March 16, 2026 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Stock Option (Right to Buy Common Stock) | 35680 | $0.00 | 35,680.0000 | 196,893,000 | 9999.99% | 0.02% |
| March 13, 2026 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | F | Common Stock | 9109 | $58.51 | 70,843.0000 | 196,893,000 | 11.39% | 0.00% |
| March 11, 2026 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | S | Common Stock | 16486 | $60.46 | 79,953.0000 | 196,893,000 | 17.09% | 0.01% |
| Feb. 25, 2026 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 2371 | $0.00 | 96,439.0000 | 196,893,000 | 2.52% | 0.00% |
| Feb. 25, 2026 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 6675 | $0.00 | 94,068.0000 | 196,893,000 | 7.64% | 0.00% |
| Feb. 25, 2026 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 6176 | $0.00 | 87,393.0000 | 196,893,000 | 7.60% | 0.00% |
| April 30, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 317 | $54.14 | 81,155.0000 | 196,708,000 | 0.39% | 0.00% |
| Oct. 31, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 62 | $45.54 | 81,217.0000 | 196,893,000 | 0.08% | 0.00% |
| March 14, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | F | Common Stock | 20127 | $69.44 | 67,528.0000 | 196,708,000 | 22.96% | 0.01% |
| March 17, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 13310 | $0.00 | 80,838.0000 | 196,708,000 | 19.71% | 0.01% |
| March 17, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Stock Option (Right to Buy Common Stock) | 30880 | $0.00 | 30,880.0000 | 196,708,000 | 9999.99% | 0.02% |
| March 6, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | S | Common Stock | 7034 | $71.28 | 87,655.0000 | 196,708,000 | 7.43% | 0.00% |
| Feb. 28, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | F | Common Stock | 4287 | $71.16 | 94,689.0000 | 196,708,000 | 4.33% | 0.00% |
| Feb. 25, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 11040 | $0.00 | 79,949.0000 | 196,708,000 | 16.02% | 0.01% |
| Feb. 25, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 9660 | $0.00 | 89,609.0000 | 196,708,000 | 12.08% | 0.00% |
| Feb. 25, 2025 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 9367 | $0.00 | 98,976.0000 | 196,708,000 | 10.45% | 0.00% |
| Oct. 31, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 55 | $56.01 | 74,187.0000 | 197,147,000 | 0.07% | 0.00% |
| Nov. 12, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | S | Common Stock | 5278 | $66.37 | 68,909.0000 | 197,147,000 | 7.11% | 0.00% |
| April 30, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 245 | $68.65 | 78,572.0000 | 191,595,000 | 0.31% | 0.00% |
| May 3, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | F | Common Stock | 4440 | $82.44 | 74,132.0000 | 191,595,000 | 5.65% | 0.00% |
| March 15, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 10550 | $0.00 | 98,751.0000 | 191,595,000 | 11.96% | 0.01% |
| March 15, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | F | Common Stock | 20424 | $83.87 | 78,327.0000 | 191,595,000 | 20.68% | 0.01% |
| March 15, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Stock Option (Right to Buy Common Stock) | 23630 | $0.00 | 23,630.0000 | 191,595,000 | 9999.99% | 0.01% |
| Feb. 27, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 9063 | $0.00 | 81,917.0000 | 191,595,000 | 12.44% | 0.00% |
| Feb. 27, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 6284 | $0.00 | 88,201.0000 | 191,595,000 | 7.67% | 0.00% |
| Feb. 27, 2024 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 20840 | $0.00 | 72,854.0000 | 191,595,000 | 40.07% | 0.01% |
| Oct. 31, 2023 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 133 | $69.23 | 40,174.0000 | 188,963,000 | 0.33% | 0.00% |
| Dec. 1, 2023 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 11840 | $0.00 | 52,014.0000 | 188,963,000 | 29.47% | 0.01% |
| Aug. 9, 2023 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | S | Common Stock | 5360 | $93.30 | 40,041.0000 | 188,963,000 | 11.81% | 0.00% |
| May 4, 2023 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | F | Common Stock | 4302 | $95.45 | 45,401.0000 | 188,963,000 | 8.66% | 0.00% |
| April 28, 2023 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 239 | $66.88 | 49,703.0000 | 188,963,000 | 0.48% | 0.00% |
| March 15, 2023 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 8900 | $0.00 | 51,320.0000 | 188,963,000 | 20.98% | 0.00% |
| March 15, 2023 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Stock Option (Right to buy Common Stock) | 20320 | $0.00 | 20,320.0000 | 188,963,000 | 9999.99% | 0.01% |
| March 15, 2023 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | F | Common Stock | 1856 | $87.74 | 49,464.0000 | 188,963,000 | 3.62% | 0.00% |
| Oct. 31, 2022 | BIOMARIN PHARMACEUTICAL INC | $BMRN | Guyer Charles Greg | EVP, Chief Technical Officer | A | Common Stock | 252 | $62.41 | 42,420.0000 | 0 | 0.60% | 0.00% |