Ridgeback Capital Investments L.P.
CIK
1423994
Location
MIAMI BEACH, FL
Portfolio Value
Micro
$560,400
Diversification
Highly concentrated
Filing Date
Global Rank
#8,004
/ 8,043
▼ 1272
· as of Dec 2024
Top Industry
Biotechnology
100.0%
3Y Alpha vs SPY
-20.4%
Period ended 1 year ago
Filed Feb 14, 2025 · 1y
4 quarters · since Dec 2021
Clone Performance
Jul 2023–Jul 2026 · vs SPYHypothetical growth of cloning every reported 13F position and rebalancing on each filing, indexed to the same start.
Cloned portfolio
+15.4%
SPY
+75.2%
Annualised alpha
-15.7%
Max drawdown
−80.2%
Estimate. 13F holdings are quarter-lagged and long-only, so the clone rebalances about 45 days after each period end — when the filing becomes public — and excludes options and short positions. Past performance does not predict future results.
Portfolio Concentration
1 positions · as of Dec 31, 2024 · Δ vs Dec 31, 2023Top Position
100.0%
0.0 pts
Top 5
100.0%
0.0 pts
Top 10
100.0%
0.0 pts
HHI
10,000
Highly concentrated0
Portfolio Trend
4 quarters · across all stocks
Sector Breakdown
As of Dec 31, 2024| Sector | % Portfolio | Value |
|---|---|---|
| Healthcare | 100.0% | $560,400 |
Last Quarter's Activity
Export CSVAdded To
Positions the filer increasedNo qualifying positions this quarter.
Trimmed
Positions the filer reducedNo qualifying positions this quarter.
New Positions
Positions the filer opened this quarter
1 positions
| Ticker | Company | Shares | Value | Open |
|---|---|---|---|---|
| PYXS | Pyxis Oncology, Inc. | 359,231 | $560,400 | |
| No positions match the current search. | ||||
Sold Out
Positions the filer fully exited
1 positions
| Ticker | Company | Shares | Value | Open |
|---|---|---|---|---|
| BCYC | Bicycle Therapeutics PLC | 844,235 | $15,263,768 | |
| No positions match the current search. | ||||
1 positions ·
$560,400 total
· as of Dec 31, 2024
| Ticker | Company | Type | Shares | Value (USD) | % of Portfolio | History |
|---|---|---|---|---|---|---|
| PYXS |
Pyxis Oncology, Inc.
Healthcare
|
NEW | 359,231 | $560,400 | 100.00% |