NMS – Real Time Price. Currency in USD
42.60
-1.61 (-3.64%)
At close: Mar 27, 2026, 4:00 PM EDT
43.44
+0.84 (1.97%)
After-hours: Mar 27, 2026, 4:37 PM EDT
| Breakdown | |
|---|---|
| 3.60% | % of Shares Held by All Insider |
| 110.88% | % of Shares Held by Institutions |
| 115.02% | % of Float Held by Institutions |
| 383 | Number of Institutions Holding Shares |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| FMR, LLC | 15.38M | 2025-12-31 | 13.39% | $655.22M |
| Siren, L.L.C. | 10.83M | 2025-12-31 | 9.42% | $461.15M |
| Blackrock Inc. | 7.22M | 2025-12-31 | 6.28% | $307.45M |
| Samsara BioCapital, LLC | 6.90M | 2025-12-31 | 6.00% | $293.84M |
| Price (T.Rowe) Associates Inc | 6.40M | 2025-12-31 | 5.57% | $272.74M |
| Wellington Management Group, LLP | 5.76M | 2025-12-31 | 5.01% | $245.35M |
| Redmile Group, LLC | 5.22M | 2025-12-31 | 4.54% | $222.41M |
| Vanguard Group Inc | 5.20M | 2025-12-31 | 4.52% | $221.33M |
| Bellevue Group AG | 4.06M | 2025-12-31 | 3.53% | $172.81M |
| State Street Corporation | 4.03M | 2025-12-31 | 3.51% | $171.87M |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| Fidelity Mt. Vernon Street Trust-Fidelity Growth Company Fund | 3.87M | 2026-01-31 | 3.37% | $165.05M |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 2.76M | 2025-12-31 | 2.40% | $117.50M |
| VANGUARD SPECIALIZED FUNDS-Vanguard Health Care Fund | 2.75M | 2025-10-31 | 2.39% | $117.16M |
| SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF | 2.23M | 2026-01-31 | 1.94% | $94.96M |
| iShares Trust-iShares Russell 2000 ETF | 1.96M | 2026-01-31 | 1.70% | $83.43M |
| T. Rowe Price New Horizons Fund, Inc. | 1.85M | 2025-12-31 | 1.61% | $78.93M |
| T. Rowe Price Health Sciences Fund, Inc. | 1.67M | 2025-12-31 | 1.46% | $71.27M |
| Fidelity Select Portfolios-Select Biotechnology Portfolio | 1.65M | 2026-01-31 | 1.44% | $70.31M |
| MUTUAL FUND SERIES TRUST-Eventide Gilead Fund | 1.46M | 2025-12-31 | 1.27% | $62.23M |
| Fidelity Mt. Vernon Street Trust-Fidelity Growth Company K6 Fund | 1.17M | 2026-01-31 | 1.02% | $49.99M |