Ridgeback Capital Investments L.P. — 13F Holdings & Portfolio

CIK 1423994 · latest 13F-HR filed 2026-08-14

Ridgeback Capital Investments L.P. manages $80.9M in 13F-reported U.S. long-equity assets across 1 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are REPL (100.00%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 1 new position, exited 1, added to 0, and trimmed 0.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
30 STAR ISLAND DRIVE
MIAMI BEACH, FL 33139
Phone
(212) 808-7729
Filing Manager
Ridgeback Capital Investments L.P.
MIAMI BEACH, FL
Signatory
Ridgeback Capital Investments LLC, as General Partner, by Nicole Venezia
General Counsel
Loading holdings…
AUM

$80.9M

Long-equity book

Holdings

1

Distinct positions

Period

2026-06-30

Filed 2026-08-14

Q/Q Activity

+1 / −1 / ↑0 / ↓0

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • No increased positions.
Show all 0

Top Trims

  • No decreased positions.
Show all 0

New Positions

  • Replimune Group Inc.$80.9M
Show all 1

Exited Positions

  • 0$0
Show all 1
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 Replimune Group Inc. REPL 76029N106 $80.9M 100.00% 7,310,656 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $80.9M 1 0001104659-26-097050
2026-03-31 2026-05-15 $0 1 0001104659-26-062542
2025-12-31 2026-02-17 $0 1 0001104659-26-016339
2025-09-30 2025-11-14 $0 1 0001104659-25-112447