Silphium Asset Management Ltd
Long book
$264.0M
Q1 2026
Positions
48
Top-10 weight
77%
concentration
Last quarter
+13.1%
SPY +14.8%
Turnover
32%
of book per quarter
Strategy in plain words
auto-generated from filingsSilphium Asset Management Ltd is a wealth-management firm allocating client money, running a $264.0M US long book across 48 positions.
The portfolio is extremely concentrated — the top 10 positions are almost the whole book. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: VANGUARD S&P 500 ETF, VANGUARD FTSE PACIFIC ETF, ISHARES MSCI WORLD ETF, ISHARES CHINA LARGE-CAP ETF, VANGUARD FTSE EUROPE ETF.
Over the last 9 quarters its long book ran on average 0.4pp per quarter behind the S&P 500, beating the index in 5 of 9 quarters. Its holdings are mechanical (indexing / client flows), so position changes carry no stock-picking signal.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+6.0%
Q2 2024
+6.1%
Q3 2024
+0.2%
Q4 2024
-3.3%
Q1 2025
+11.9%
Q2 2025
+3.8%
Q3 2025
+1.3%
Q4 2025
-2.7%
Q1 2026
+13.1%
Sector allocation
Technology 57%
Consumer discretionary 20%
Industrials 10%
Healthcare 5%
Financials 3%
Energy 2%
Services media 1%
Utilities 1%
Long book by quarter
What does Silphium Asset own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| NVDA NVIDIA CORP | Technology | 40.6K | $7.1M | 2.7% | -11.3% |
| MSFT MICROSOFT CORP | Technology | 14.2K | $5.2M | 2.0% | -10.7% |
| GOOGL ALPHABET INC-CL A | Technology | 17.7K | $5.1M | 1.9% | -21.1% |
| AAPL APPLE INC | Technology | 19.9K | $5.1M | 1.9% | -16.4% |
| AMZN AMAZON.COM INC | Consumer discretionary | 21.1K | $4.4M | 1.7% | -16.6% |
| META META PLATFORMS INC-CLASS A | Technology | 5.9K | $3.4M | 1.3% | +2.4% |
| AVGO BROADCOM INC | Technology | 9.2K | $2.9M | 1.1% | -16.6% |
| LLY ELI LILLY & CO | Healthcare | 2.3K | $2.1M | 0.8% | -2.1% |
| WMT WALMART INC | Consumer discretionary | 15.7K | $2.0M | 0.7% | -30.5% |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 1.9K | $1.9M | 0.7% | -15.9% |
| MCK MCKESSON CORP | Consumer discretionary | 1.6K | $1.4M | 0.5% | -16.4% |
| ETN EATON CORP PLC | Industrials | 3.7K | $1.3M | 0.5% | -30.3% |
| CME CME GROUP INC | Financials | 4.2K | $1.2M | 0.5% | -29.3% |
| CAT CATERPILLAR INC | Industrials | 1.7K | $1.2M | 0.5% | New |
| EQT EQT CORP | Energy | 17.6K | $1.1M | 0.4% | -51.8% |
| MGA MAGNA INTERNATIONAL INC | Industrials | 20.0K | $1.1M | 0.4% | +19.8% |
| ROST ROSS STORES INC | Consumer discretionary | 5.1K | $1.1M | 0.4% | New |
| TER TERADYNE INC | Technology | 3.5K | $1.0M | 0.4% | -58.0% |
| APH AMPHENOL CORP-CL A | Technology | 7.6K | $963K | 0.4% | -23.0% |
| MA MASTERCARD INC - A | Services media | 1.5K | $746K | 0.3% | -61.3% |
| MU MICRON TECHNOLOGY INC | Technology | 2.0K | $688K | 0.3% | New |
| WM WASTE MANAGEMENT INC | Utilities | 2.9K | $656K | 0.2% | -60.4% |
| ISRG INTUITIVE SURGICAL INC | Healthcare | 1.4K | $656K | 0.2% | -22.5% |
| BA BOEING CO/THE | Industrials | 3.2K | $637K | 0.2% | New |
| ODFL OLD DOMINION FREIGHT LINE | Industrials | 3.0K | $592K | 0.2% | -39.0% |
| TJX TJX COMPANIES INC | Consumer discretionary | 3.2K | $515K | 0.2% | -71.1% |
| IBKR INTERACTIVE BROKERS GRO-CL A | Financials | 7.5K | $506K | 0.2% | -30.4% |
| CP CANADIAN PACIFIC KANSAS CITY | Industrials | 6.3K | $497K | 0.2% | -70.0% |
| AMD ADVANCED MICRO DEVICES | Technology | 2.1K | $431K | 0.2% | New |
| INTC INTEL CORP | Technology | 8.2K | $362K | 0.1% | New |
| SOLS SOLSTICE ADV MATERIALS INC | Materials | 2.7K | $206K | 0.1% | New |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 5, 2026 | 52 | $264.0M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Jan 27, 2026 | 47 | $235.9M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 4, 2025 | 39 | $338.0M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 13, 2025 | 35 | $280.7M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | Apr 30, 2025 | 29 | $124.1M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 6, 2025 | 58 | $303.5M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Jan 30, 2025 | 50 | $280.5M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Jan 30, 2025 | 54 | $210.5M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | Jan 30, 2025 | 45 | $198.0M | canonical | SEC ↗ |