OLD SECOND NATIONAL BANK OF AURORA
Long book
$483.9M
Q1 2026
Positions
280
Top-10 weight
38%
concentration
Last quarter
+11.8%
SPY +14.8%
Turnover
7%
of book per quarter
Strategy in plain words
auto-generated from filingsOLD SECOND NATIONAL BANK OF AURORA is an institutional manager, running a $483.9M US long book across 280 positions.
The portfolio is moderately concentrated (top 10 ≈ 38% of the book). The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: MFS ACTIVE INTERNATIONAL, ISHARES CORE S&P MIDCAP ETF, NVIDIA CORP, BROADCOM INC, INVESCO BULLETSHARES 2027 CB.
Over the last 9 quarters its long book ran on average 0.1pp per quarter behind the S&P 500, beating the index in 5 of 9 quarters. Signal value of individual moves is limited — treat changes as weak evidence.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+3.2%
Q2 2024
+6.9%
Q3 2024
+0.5%
Q4 2024
-2.9%
Q1 2025
+10.0%
Q2 2025
+8.5%
Q3 2025
+3.0%
Q4 2025
-1.7%
Q1 2026
+11.8%
Sector allocation
Technology 31%
Financials 16%
Industrials 16%
Healthcare 10%
Consumer discretionary 7%
Energy 6%
Other 5%
Utilities 3%
Long book by quarter
What does OLD SECOND own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| NVDA NVIDIA CORP | Technology | 106.3K | $18.5M | 3.8% | -2.7% |
| AVGO BROADCOM INC | Technology | 53.7K | $16.6M | 3.4% | -3.2% |
| AAPL APPLE INC | Technology | 55.8K | $14.2M | 2.9% | -0.9% |
| GOOGL ALPHABET INC-CL A | Technology | 46.9K | $13.5M | 2.8% | -2.6% |
| MSFT MICROSOFT CORP | Technology | 36.1K | $13.4M | 2.8% | +0.4% |
| JPM JPMORGAN CHASE & CO | Financials | 36.4K | $10.7M | 2.2% | -3.9% |
| GLW CORNING INC | Industrials | 78.6K | $10.7M | 2.2% | -4.0% |
| MS MORGAN STANLEY | Financials | 55.6K | $9.1M | 1.9% | +5.3% |
| CMI CUMMINS INC | Industrials | 16.6K | $8.9M | 1.8% | -2.1% |
| LLY ELI LILLY & CO | Healthcare | 8.9K | $8.2M | 1.7% | -2.2% |
| KLAC KLA CORP | Other | 5.5K | $8.1M | 1.7% | -20.3% |
| BLK BLACKROCK INC | Financials | 7.4K | $7.1M | 1.5% | -0.1% |
| AMZN AMAZON.COM INC | Consumer discretionary | 34.0K | $7.1M | 1.5% | -1.1% |
| JNJ JOHNSON & JOHNSON | Healthcare | 28.4K | $6.9M | 1.4% | -2.1% |
| PHM PULTEGROUP INC | Industrials | 54.0K | $6.4M | 1.3% | +31.7% |
| VLO VALERO ENERGY CORP | Energy | 20.9K | $5.2M | 1.1% | -3.4% |
| NOC NORTHROP GRUMMAN CORP | Technology | 7.5K | $5.1M | 1.1% | -1.4% |
| PEP PEPSICO INC | Consumer staples | 32.3K | $5.0M | 1.0% | -1.8% |
| CVX CHEVRON CORP | Energy | 21.3K | $4.4M | 0.9% | +22.7% |
| BX BLACKSTONE INC | Financials | 37.3K | $4.3M | 0.9% | -1.3% |
| ABBV ABBVIE INC | Healthcare | 19.5K | $4.3M | 0.9% | 0.0% |
| EOG EOG RESOURCES INC | Energy | 27.2K | $3.9M | 0.8% | +2.8% |
| VIK VIKING HOLDINGS LTD | Industrials | 51.8K | $3.8M | 0.8% | -1.3% |
| FITB FIFTH THIRD BANCORP | Financials | 81.9K | $3.8M | 0.8% | +36.6% |
| MET METLIFE INC | Financials | 52.3K | $3.7M | 0.8% | -2.1% |
| ETN EATON CORP PLC | Industrials | 10.3K | $3.7M | 0.8% | -1.3% |
| NEE NEXTERA ENERGY INC | Utilities | 39.4K | $3.7M | 0.8% | -1.3% |
| NFLX NETFLIX INC | Services media | 37.9K | $3.6M | 0.8% | +3691.5% |
| ZTS ZOETIS INC | Healthcare | 29.2K | $3.5M | 0.7% | +5.4% |
| COF CAPITAL ONE FINANCIAL CORP | Financials | 18.2K | $3.3M | 0.7% | -2.3% |
| NSC NORFOLK SOUTHERN CORP | Industrials | 11.2K | $3.2M | 0.7% | +0.8% |
| MA MASTERCARD INC - A | Services media | 6.3K | $3.1M | 0.6% | +1.4% |
| WMT WALMART INC | Consumer discretionary | 24.4K | $3.0M | 0.6% | -1.1% |
| ABT ABBOTT LABORATORIES | Healthcare | 28.5K | $2.9M | 0.6% | +0.1% |
| PG PROCTER & GAMBLE CO/THE | Other | 19.9K | $2.9M | 0.6% | -0.9% |
| SOFI SOFI TECHNOLOGIES INC | Financials | 173.4K | $2.8M | 0.6% | +1.6% |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 2.7K | $2.7M | 0.6% | 0.0% |
| UPS UNITED PARCEL SERVICE-CL B | Industrials | 26.9K | $2.6M | 0.5% | 0.0% |
| BMI BADGER METER INC | Technology | 17.2K | $2.6M | 0.5% | -0.8% |
| ENB ENBRIDGE INC | Energy | 47.0K | $2.5M | 0.5% | -0.9% |
| SYK STRYKER CORP | Healthcare | 7.4K | $2.4M | 0.5% | +0.6% |
| HD HOME DEPOT INC | Consumer discretionary | 7.1K | $2.3M | 0.5% | -0.5% |
| HON HONEYWELL INTERNATIONAL INC | Industrials | 10.3K | $2.3M | 0.5% | -1.1% |
| PEG PUBLIC SERVICE ENTERPRISE GP | Utilities | 28.4K | $2.3M | 0.5% | -1.6% |
| DHR DANAHER CORP | Technology | 12.1K | $2.3M | 0.5% | +0.5% |
| MCD MCDONALD'S CORP | Consumer discretionary | 7.4K | $2.3M | 0.5% | -3.0% |
| SBUX STARBUCKS CORP | Consumer discretionary | 25.0K | $2.2M | 0.5% | -1.1% |
| PKG PACKAGING CORP OF AMERICA | Other | 9.0K | $1.9M | 0.4% | -2.8% |
| ROP ROPER TECHNOLOGIES INC | Technology | 5.3K | $1.9M | 0.4% | +2.7% |
| DIS WALT DISNEY CO/THE | Services media | 18.3K | $1.8M | 0.4% | +0.2% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | Apr 21, 2026 | 391 | $483.9M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Jan 27, 2026 | 402 | $500.0M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Oct 22, 2025 | 401 | $485.4M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Jul 21, 2025 | 419 | $458.0M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | Apr 21, 2025 | 431 | $424.7M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Jan 23, 2025 | 640 | $439.8M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 5, 2024 | 457 | $414.2M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 12, 2024 | 466 | $390.1M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 6, 2024 | 455 | $384.9M | canonical | SEC ↗ |
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