Rossby Financial, LCC
Long book
$478.7M
Q1 2026
Positions
2257
Top-10 weight
22%
concentration
Last quarter
+9.2%
SPY +14.8%
Turnover
23%
of book per quarter
Strategy in plain words
auto-generated from filingsRossby Financial, LCC is a wealth-management firm allocating client money, running a $478.7M US long book across 2257 positions.
The portfolio is broadly diversified across 2257 positions (top 10 only 22%). Turnover is modest: positions are typically held for years. Current anchor positions: CAL INTL RESPONSIBLE INDEX, CALVERT US L-C CR RESP INDEX, ISHARES RUSSELL 2500 ETF, FREEDOM 100 EMEGING MRKT ETF, NVIDIA CORP.
Over the last 6 quarters its long book ran on average 0.3pp per quarter ahead of the S&P 500, beating the index in 3 of 6 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
Q4 2024
-0.3%
Q1 2025
+8.3%
Q2 2025
+8.1%
Q3 2025
+3.7%
Q4 2025
+0.9%
Q1 2026
+9.2%
Sector allocation
Technology 31%
Industrials 12%
Financials 10%
Materials 9%
Consumer discretionary 8%
Healthcare 8%
Utilities 7%
Energy 4%
Long book by quarter
What does Rossby Financial, own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| NVDA NVIDIA CORP | Technology | 46.4K | $8.2M | 1.7% | +29.3% |
| AAPL APPLE INC | Technology | 29.2K | $7.5M | 1.6% | +8.1% |
| MSFT MICROSOFT CORP | Technology | 14.7K | $5.4M | 1.1% | +45.1% |
| GOOG ALPHABET INC-CL C | Technology | 16.1K | $4.8M | 1.0% | +140.5% |
| GOOGL ALPHABET INC-CL A | Technology | 13.0K | $3.9M | 0.8% | +30.4% |
| AMZN AMAZON.COM INC | Consumer discretionary | 17.9K | $3.8M | 0.8% | +70.5% |
| AVGO BROADCOM INC | Technology | 7.8K | $2.5M | 0.5% | +39.3% |
| META META PLATFORMS INC-CLASS A | Technology | 3.8K | $2.2M | 0.5% | +29.5% |
| WMT WALMART INC | Consumer discretionary | 17.3K | $2.2M | 0.5% | +10.2% |
| JPM JPMORGAN CHASE & CO | Financials | 7.0K | $2.1M | 0.4% | +27.2% |
| KMI KINDER MORGAN INC | Utilities | 60.4K | $2.0M | 0.4% | +7.0% |
| JNJ JOHNSON & JOHNSON | Healthcare | 6.7K | $1.6M | 0.3% | +25.0% |
| LLY ELI LILLY & CO | Healthcare | 1.6K | $1.6M | 0.3% | +15.4% |
| XOM EXXON MOBIL CORP | Energy | 9.2K | $1.5M | 0.3% | +58.7% |
| WPM WHEATON PRECIOUS METALS CORP | Materials | 10.3K | $1.4M | 0.3% | +1.5% |
| AEM AGNICO EAGLE MINES LTD | Materials | 6.7K | $1.4M | 0.3% | -5.2% |
| T AT&T INC | Communications | 48.4K | $1.4M | 0.3% | +14.0% |
| D DOMINION ENERGY INC | Utilities | 21.7K | $1.3M | 0.3% | -1.0% |
| EQT EQT CORP | Energy | 21.6K | $1.3M | 0.3% | +1.0% |
| CCJ CAMECO CORP | Materials | 11.7K | $1.3M | 0.3% | -0.8% |
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 2.7K | $1.3M | 0.3% | +27.7% |
| TRX TRX GOLD CORP | Materials | 822.0K | $1.3M | 0.3% | -14.4% |
| CVX CHEVRON CORP | Energy | 6.2K | $1.2M | 0.3% | +24.6% |
| NEE NEXTERA ENERGY INC | Utilities | 12.7K | $1.2M | 0.2% | +7.5% |
| OLN OLIN CORP | Materials | 40.0K | $1.2M | 0.2% | +135.5% |
| PG PROCTER & GAMBLE CO/THE | Other | 8.0K | $1.2M | 0.2% | +31.8% |
| TSLA TESLA INC | Industrials | 2.9K | $1.1M | 0.2% | +15.3% |
| FOXA FOX CORP - CLASS A | Communications | 18.9K | $1.1M | 0.2% | +9.6% |
| SYF SYNCHRONY FINANCIAL | Financials | 15.9K | $1.1M | 0.2% | +9.3% |
| UTHR UNITED THERAPEUTICS CORP | Healthcare | 1.9K | $1.1M | 0.2% | +3.8% |
| CAT CATERPILLAR INC | Industrials | 1.5K | $1.1M | 0.2% | +10.9% |
| FRO FRONTLINE PLC | Industrials | 29.2K | $1.0M | 0.2% | -13.8% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 11, 2026 | 2281 | $489.4M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 12, 2026 | 1824 | $324.2M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 10, 2025 | 1484 | $306.8M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 1, 2025 | 1249 | $270.9M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | Apr 28, 2025 | 1088 | $237.1M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 13, 2025 | 203 | $161.6M | canonical | SEC ↗ |