Deerfield Private Design Fund IV, L.P. — SEC Form 4 filings
SEC reporting owner CIK 1680307. 9 Form 4 filings on record with FilingPulse; latest filed 2026-07-17.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2024-02-16 to 2026-07-17. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 10 legs across 3 filings — 18,665,617 shares, $92,499,993 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 19 legs across 5 filings — 4,395,993 shares, $293,997,535 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 18.
- Largest priced transaction: sale of 1,000,000 shares @ $97.75 ($97,750,000) in Nuvalent, Inc., filed 2024-10-24.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Nuvalent, Inc. (NUVL) | Director, 10% owner | 3 | — | 4 legs · 2,742,574 sh · $266,374,975 | 18 |
| Larimar Therapeutics, Inc. (LRMR) | Director, 10% owner | 3 | 10 legs · 18,665,617 sh · $92,499,993 | — | — |
| ARS Pharmaceuticals, Inc. (SPRY) | 10% owner | 2 | — | 10 legs · 1,303,419 sh · $23,806,856 | — |
| AdaptHealth Corp. (AHCO) | 10% owner | 1 | — | 5 legs · 350,000 sh · $3,815,704 | — |
Form 4 filings — Deerfield Private Design Fund IV, L.P.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-17 | 4 | Nuvalent, Inc. (NUVL) jointly with Flynn James E, DEERFIELD MANAGEMENT COMPANY, L.P., Deerfield Mgmt HIF, L.P., Deerfield Healthcare Innovations Fund, L.P., DEERFIELD PARTNERS, L.P., Deerfield Mgmt L.P., Deerfield Mgmt IV, L.P. | Disposition to issuer (D): 8,299,225 @ $124 · Disposition to issuer (D): 8,299,225 @ $124 · Disposition to issuer (D): 650,000 @ $124 · Code (U): 5,146 @ $124 · Code (U): 5,146 @ $124 · Disposition to issuer (D): 3,444 @ $124 · +12 more | EDGAR |
| 2026-03-02 | 4 | Larimar Therapeutics, Inc. (LRMR) jointly with Flynn James E, DEERFIELD MANAGEMENT COMPANY, L.P., Deerfield Mgmt III, L.P., Deerfield Mgmt HIF, L.P., Deerfield Mgmt IV, L.P., Deerfield Mgmt L.P., Deerfield Private Design Fund III, L.P., Deerfield Healthcare Innovations Fund, L.P., DEERFIELD PARTNERS, L.P. | Purchase (P): 1,084,010 @ $5 · Purchase (P): 1,084,012 @ $5 · Purchase (P): 831,978 @ $5 · Purchase (P): 2,000,000 @ $5 | EDGAR |
| 2025-11-24 | 4 | Nuvalent, Inc. (NUVL) jointly with Flynn James E, DEERFIELD MANAGEMENT COMPANY, L.P., Deerfield Mgmt HIF, L.P., Deerfield Healthcare Innovations Fund, L.P., DEERFIELD PARTNERS, L.P., Deerfield Mgmt L.P., Deerfield Mgmt IV, L.P. | Sale (S): 371,287 @ $95.44 · Sale (S): 371,287 @ $95.44 | EDGAR |
| 2025-08-04 | 4 | Larimar Therapeutics, Inc. (LRMR) jointly with Flynn James E, DEERFIELD MANAGEMENT COMPANY, L.P., Deerfield Mgmt III, L.P., Deerfield Mgmt HIF, L.P., Deerfield Mgmt IV, L.P., Deerfield Mgmt L.P., Deerfield Private Design Fund III, L.P., Deerfield Healthcare Innovations Fund, L.P., DEERFIELD PARTNERS, L.P. | Purchase (P): 3,387,529 @ $3.20 · Purchase (P): 3,387,539 @ $3.20 · Purchase (P): 2,599,932 @ $3.20 | EDGAR |
| 2025-07-01 | 4 | ARS Pharmaceuticals, Inc. (SPRY) jointly with Flynn James E, DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C), Deerfield Mgmt III, L.P., Deerfield Private Design Fund III, L.P., Deerfield Mgmt IV, L.P. | Sale (S): 370,075 @ $18.46 · Sale (S): 370,074 @ $18.46 | EDGAR |
| 2024-11-13 | 4 | ARS Pharmaceuticals, Inc. (SPRY) jointly with Flynn James E, DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C), Deerfield Mgmt III, L.P., Deerfield Private Design Fund III, L.P., Deerfield Mgmt IV, L.P. | Sale (S): 40,596 @ $17.45 · Sale (S): 40,596 @ $17.45 · Sale (S): 223,632 @ $18.15 · Sale (S): 223,632 @ $18.15 · Sale (S): 7,853 @ $17.16 · Sale (S): 7,854 @ $17.16 · +2 more | EDGAR |
| 2024-10-24 | 4 | Nuvalent, Inc. (NUVL) jointly with Flynn James E, DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C), Deerfield Mgmt HIF, L.P., Deerfield Healthcare Innovations Fund, L.P., DEERFIELD PARTNERS, L.P., Deerfield Mgmt L.P., Deerfield Mgmt IV, L.P. | Sale (S): 1,000,000 @ $97.75 · Sale (S): 1,000,000 @ $97.75 | EDGAR |
| 2024-03-12 | 4 | AdaptHealth Corp. (AHCO) jointly with Flynn James E, DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C), Deerfield Mgmt IV, L.P., DEERFIELD PARTNERS, L.P., Deerfield Mgmt L.P. | Sale (S): 47,992 @ $10.92 · Sale (S): 4,495 @ $11.03 · Sale (S): 94,567 @ $10.92 · Sale (S): 88,040 @ $11.13 · Sale (S): 114,906 @ $10.70 | EDGAR |
| 2024-02-16 | 4 | Larimar Therapeutics, Inc. (LRMR) jointly with Flynn James E, DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C), Deerfield Mgmt III, L.P., Deerfield Mgmt HIF, L.P., Deerfield Mgmt IV, L.P., Deerfield Mgmt L.P., Deerfield Private Design Fund III, L.P., Deerfield Healthcare Innovations Fund, L.P., DEERFIELD PARTNERS, L.P. | Purchase (P): 1,430,206 @ $8.74 · Purchase (P): 1,430,206 @ $8.74 · Purchase (P): 1,430,205 @ $8.74 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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