Chang Carmen bought $15 million in SpyGlass Pharma ($SGP) shares in one open market transaction on February 9, 2026, ranking 77th among 4,983 insiders for highest purchase amounts (average $1.5 million across 3.3 transactions). The insider also purchased $2.3 million in Korro Bio ($KRRO) shares once on March 10, 2026, ranking 286th. Carmen sold $26,426 in NeueHealth ($NEUE) shares across four trades, most recently on October 2, 2025, ranking 10,892nd among 11,678 insiders for sales volume (average nearly $8.6 million across 6.4 transactions).
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 10, 2026 | Korro Bio, Inc. | $KRRO | Chang Carmen | Not found | P | Pre-Funded Warrants | 242945 | $11.11 | 242,945.0000 | 9,417,295 | 9999.99% | 2.58% |
| March 10, 2026 | Korro Bio, Inc. | $KRRO | Chang Carmen | Not found | P | Common Stock | 207100 | $11.11 | 1,297,893.0000 | 9,417,295 | 18.99% | 2.20% |
| April 17, 2025 | Trevi Therapeutics, Inc. | $TRVI | Chang Carmen | Not found | X | 3.5-Year Common Stock Warrant | 1851852 | $0.00 | 0.0000 | 101,971,873 | 100.00% | 1.82% |
| April 17, 2025 | Trevi Therapeutics, Inc. | $TRVI | Chang Carmen | Not found | X | Common Stock | 1851852 | $1.37 | 13,222,228.0000 | 101,971,873 | 16.29% | 1.82% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Common Stock | 402273 | $0.00 | 7,392,301.0000 | 0 | 5.75% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Common Stock | 954990 | $0.00 | 6,990,028.0000 | 0 | 15.82% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | P | Common Stock | 937500 | $16.00 | 7,392,301.0000 | 0 | 14.52% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Common Stock | 737962 | $0.00 | 6,454,801.0000 | 0 | 12.91% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Series D Preferred Stock | 737962 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Series B Preferred Stock | 402273 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Common Stock | 1370168 | $0.00 | 4,346,671.0000 | 0 | 46.03% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Series A Preferred Stock | 954990 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Common Stock | 1619240 | $0.00 | 2,976,503.0000 | 0 | 119.30% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Common Stock | 1370168 | $0.00 | 5,716,839.0000 | 0 | 31.52% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Series C-2 Preferred Stock | 1370168 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Series C-1 Preferred Stock | 1370168 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 9, 2026 | SpyGlass Pharma, Inc. | $SGP | Chang Carmen | Not found | C | Series B Preferred Stock | 1619240 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | D | Common Stock | 2384873 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 26.43% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | X | Warrant (Right to Buy) | 189195 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 2.10% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | A | Warrant (Right to Buy) | 372255 | $0.00 | 372,255.0000 | 9,024,240 | 9999.99% | 4.13% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | M | Warrant (Right to Buy) | 372255 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 4.13% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | X | Warrant (Right to Buy) | 189195 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 2.10% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | A | Warrant (Right to Buy) | 186128 | $0.00 | 186,128.0000 | 9,024,240 | 9999.99% | 2.06% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | M | Warrant (Right to Buy) | 186128 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 2.06% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | D | Series A Convertible Perpetual Preferred Stock | 75000 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 0.83% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | D | Series B Convertible Perpetual Preferred Stock | 37700 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 0.42% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | X | Warrant (Right to Buy) | 1656789 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 18.36% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | X | Warrant (Right to Buy) | 607536 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 6.73% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | A | Warrant (Right to Buy) | 124085 | $0.00 | 124,085.0000 | 9,024,240 | 9999.99% | 1.38% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | M | Warrant (Right to Buy) | 124085 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 1.38% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | D | Series B Convertible Perpetual Preferred Stock | 100000 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 1.11% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | D | Series A Convertible Perpetual Preferred Stock | 125000 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 1.39% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | X | Common Stock | 189195 | $0.01 | 788,259.0000 | 9,024,240 | 31.58% | 2.10% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | S | Common Stock | 280 | $6.75 | 787,979.0000 | 9,024,240 | 0.04% | 0.00% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | M | Common Stock | 372255 | $0.01 | 1,160,234.0000 | 9,024,240 | 47.24% | 4.13% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | F | Common Stock | 551 | $6.75 | 1,159,683.0000 | 9,024,240 | 0.05% | 0.01% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | D | Common Stock | 1159683 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 12.85% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | X | Common Stock | 189195 | $0.01 | 488,982.0000 | 9,024,240 | 63.11% | 2.10% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | S | Common Stock | 280 | $6.75 | 488,702.0000 | 9,024,240 | 0.06% | 0.00% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | M | Common Stock | 186128 | $0.01 | 674,830.0000 | 9,024,240 | 38.09% | 2.06% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | F | Common Stock | 276 | $6.75 | 674,554.0000 | 9,024,240 | 0.04% | 0.00% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | D | Common Stock | 674554 | $0.00 | 0.0000 | 9,024,240 | 100.00% | 7.47% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | X | Common Stock | 1656789 | $0.01 | 1,656,789.0000 | 9,024,240 | 9999.99% | 18.36% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | S | Common Stock | 2455 | $6.75 | 1,654,334.0000 | 9,024,240 | 0.15% | 0.03% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | X | Common Stock | 607536 | $0.01 | 2,261,870.0000 | 9,024,240 | 36.72% | 6.73% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | S | Common Stock | 900 | $6.75 | 2,260,970.0000 | 9,024,240 | 0.04% | 0.01% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | M | Common Stock | 124085 | $0.01 | 2,385,055.0000 | 9,024,240 | 5.49% | 1.38% |
| Oct. 2, 2025 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | F | Common Stock | 182 | $6.75 | 2,384,873.0000 | 9,024,240 | 0.01% | 0.00% |
| May 21, 2025 | Coursera, Inc. | $COUR | Chang Carmen | Not found | A | Common Stock | 21765 | $0.00 | 2,294,143.0000 | 160,205,628 | 0.96% | 0.01% |
| Oct. 1, 2024 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | P | Warrant (Right to Buy) | 185595 | $0.00 | 927,970.0000 | 0 | 25.00% | 0.00% |
| Oct. 1, 2024 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | P | Warrant (Right to Buy) | 61865 | $0.00 | 927,970.0000 | 0 | 7.14% | 0.00% |
| Oct. 1, 2024 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | P | Warrant (Right to Buy) | 61865 | $0.00 | 927,970.0000 | 0 | 7.14% | 0.00% |
| Sept. 16, 2024 | MBX Biosciences, Inc. | $MBX | Chang Carmen | Not found | C | Common Stock | 2091383 | $0.00 | 3,114,486.0000 | 0 | 204.42% | 0.00% |
| Sept. 16, 2024 | MBX Biosciences, Inc. | $MBX | Chang Carmen | Not found | P | Common Stock | 500000 | $16.00 | 3,614,486.0000 | 0 | 16.05% | 0.00% |
| Sept. 16, 2024 | MBX Biosciences, Inc. | $MBX | Chang Carmen | Not found | C | Series A Convertible Preferred Stock | 12299854 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 16, 2024 | MBX Biosciences, Inc. | $MBX | Chang Carmen | Not found | C | Series B Convertible Preferred Stock | 25142840 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 16, 2024 | MBX Biosciences, Inc. | $MBX | Chang Carmen | Not found | C | Common Stock | 1023103 | $0.00 | 1,023,103.0000 | 0 | 9999.99% | 0.00% |
| May 22, 2024 | Coursera, Inc. | $COUR | Chang Carmen | Not found | A | Common Stock | 18669 | $0.00 | 2,272,378.0000 | 0 | 0.83% | 0.00% |
| April 22, 2024 | Korro Bio, Inc. | $KRRO | Chang Carmen | Not found | P | Common Stock | 17857 | $56.00 | 1,090,793.0000 | 0 | 1.66% | 0.00% |
| April 8, 2024 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | P | Warrant (Right to Buy) | 371187 | $0.00 | 618,645.0000 | 0 | 150.00% | 0.00% |
| April 8, 2024 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | P | Warrant (Right to Buy) | 123729 | $0.00 | 618,645.0000 | 0 | 25.00% | 0.00% |
| April 8, 2024 | NeueHealth, Inc. | $NEUE | Chang Carmen | Not found | P | Warrant (Right to Buy) | 123729 | $0.00 | 618,645.0000 | 0 | 25.00% | 0.00% |
| Dec. 19, 2023 | NeueHealth, Inc. | $NEUE | Chang Carmen | TenPercentOwner | P | Warrant (Right to Buy) | 175525 | $0.00 | 1,656,789.0000 | 0 | 11.85% | 0.00% |
| Oct. 31, 2023 | NeueHealth, Inc. | $NEUE | Chang Carmen | TenPercentOwner | P | Warrant (Right to Buy) | 100606 | $0.00 | 1,481,264.0000 | 0 | 7.29% | 0.00% |
| Sept. 15, 2023 | NeueHealth, Inc. | $NEUE | Chang Carmen | TenPercentOwner | P | Warrant (Right to Buy) | 552263 | $0.00 | 1,380,658.0000 | 0 | 66.67% | 0.00% |
| Aug. 11, 2023 | NeueHealth, Inc. | $NEUE | Chang Carmen | TenPercentOwner | P | Warrant (Right to Buy) | 828395 | $0.00 | 828,395.0000 | 0 | 9999.99% | 0.00% |
| July 17, 2023 | Savara Inc | $SVRA | Chang Carmen | TenPercentOwner | P | Common Stock | 333333 | $3.00 | 24,471,264.0000 | 0 | 1.38% | 0.00% |
| May 24, 2023 | Coursera, Inc. | $COUR | Chang Carmen | Director | A | Common Stock | 16186 | $0.00 | 2,253,709.0000 | 0 | 0.72% | 0.00% |
| March 15, 2023 | Coursera, Inc. | $COUR | Chang Carmen | Director | S | Common Stock | 1226 | $11.82 | 2,237,523.0000 | 0 | 0.05% | 0.00% |
| Feb. 15, 2023 | Coursera, Inc. | $COUR | Chang Carmen | Director | J | Common Stock | 1226 | $0.00 | 2,238,749.0000 | 0 | 0.05% | 0.00% |