DIANTHUS THERAPEUTICS INC COM is a security (CUSIP 252828108) tracked across SEC portfolio filings. 261 institutional managers reported $5.0B on Form 13F as of 2026-06-30; 38 registered fund positions totaling $585.4M via N-PORT as of 2026-05-31.
Showing 15 of 261 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| FMR LLC | BOSTON, MA | $651.9M | 7,767,686 |
| BlackRock, Inc. | New York, NY | $266.5M | 3,175,703 |
| RA CAPITAL MANAGEMENT, L.P. | Boston, MA | $219.2M | 2,611,733 |
| WELLINGTON MANAGEMENT GROUP LLP | BOSTON, MA | $217.8M | 2,595,783 |
| Fairmount Funds Management LLC | WEST CONSHOHOCKEN, PA | $212.9M | 2,537,191 |
| Avidity Partners Management LP | DALLAS, TX | $176.6M | 2,104,184 |
| Octagon Capital Advisors LP | NEW YORK, NY | $163.4M | 1,946,667 |
| TCG Crossover Management, LLC | PALO ALTO, CA | $140.7M | 1,676,624 |
| CITADEL ADVISORS LLC | MIAMI, FL | $138.4M | 1,610,483 |
| STATE STREET CORP | BOSTON, MA | $117.4M | 1,398,913 |
| JENNISON ASSOCIATES LLC | NEW YORK, NY | $99.6M | 1,021,763 |
| VR Adviser, LLC | NEW YORK, NY | $99.0M | 1,180,000 |
| FRED ALGER MANAGEMENT, LLC | NEW YORK, NY | $97.5M | 1,161,923 |
| Polar Capital Holdings Plc | London, X0 | $90.3M | 1,076,009 |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | New York, NY | $85.6M | 1,019,813 |
Showing 15 of 38 fund positions by value.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Fidelity Growth Company Fund | Fidelity Mt. Vernon Street Trust | $148.3M | 15.01% |
| VANGUARD HEALTH CARE FUND | VANGUARD SPECIALIZED FUNDS | $109.3M | 29.64% |
| T. Rowe Price Small-Cap Stock Fund, Inc. | T. ROWE PRICE SMALL-CAP STOCK FUND, INC. | $41.9M | 51.92% |
| T. Rowe Price Health Sciences Fund, Inc. | T. ROWE PRICE HEALTH SCIENCES FUND, INC. | $40.5M | 37.19% |
| VANGUARD EXTENDED MARKET INDEX FUND | VANGUARD INDEX FUNDS | $34.5M | 4.23% |
| ALGER FOCUS EQUITY FUND | ALGER INSTITUTIONAL FUNDS | $32.7M | 53.57% |
| T. Rowe Price Institutional Small-Cap Stock Fund | T. Rowe Price Equity Funds, Inc. | $22.9M | 52.95% |
| ALGER SPECTRA FUND | ALGER FUNDS II | $21.4M | 49.77% |
| PGIM Jennison Health Sciences Fund | Prudential Sector Funds, Inc. | $17.7M | 127.73% |
| VANGUARD RUSSELL 2000 INDEX FUND | VANGUARD SCOTTSDALE FUNDS | $17.1M | 9.77% |
| T. Rowe Price New Horizons Fund, Inc. | T. ROWE PRICE NEW HORIZONS FUND, INC. | $15.9M | 12.42% |
| AB DISCOVERY GROWTH FUND, INC. | AB DISCOVERY GROWTH FUND, INC. | $15.6M | 57.75% |
| LORD ABBETT DEVELOPING GROWTH FUND INC | LORD ABBETT DEVELOPING GROWTH FUND, INC. | $10.2M | 45.73% |
| T. Rowe Price Small-Cap Value Fund, Inc. | T. ROWE PRICE SMALL-CAP VALUE FUND, INC. | $8.0M | 8.62% |
| Fidelity Advisor Health Care Fund | Fidelity Advisor Series VII | $7.5M | 25.85% |