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Insider Trading Intelligence
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Corey A. Chambas

FBIZ
CEO · FIRST BUSINESS FINANCIAL SERVICES, INC. · CIK 0001311295
FILING MIX · LIFETIME38%/62%
BUYS
12
SELLS
20
TOTAL VALUE
$4.21M
COMPANIES
1
ACTIVE SINCE
Feb 2020
HOLDINGS NOW
122,790
AVG SELL PX
$44.02
TRADE KIND
SHOWING 32 / 32
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
1 backtested trades · 8 horizons · 1 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Corey A. Chambas, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d1+0.00%+3.76%-0.38%+4.14%+4.14%
14d1+0.00%+4.43%-0.33%+4.75%+4.75%
30d1+0.00%+3.16%+2.05%+1.11%+1.11%
60d1+100.00%-6.63%+0.29%-6.92%-6.92%
90d1+0.00%+13.90%+1.79%+12.12%+12.12%
180d1+0.00%+0.58%-5.58%+6.16%+6.16%
1y1+0.00%+6.94%+13.37%-6.43%-6.43%
2y1(1 pending)
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
FBIZ · 122,790 shares · as of May 16, 2026
039,95179,903119,854159,805202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 12 buys / 20 sellsCOVERAGE · 26 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
710122,790May 16, 2026May 19, 2026View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
CEO
4,875$58.60$285.7K122,080Apr 10, 2026Apr 14, 2026View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
10,370126,955Apr 10, 2026Apr 14, 2026View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
CEO
1,531$58.36$89.3K116,585Feb 16, 2026Feb 18, 2026View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALEGRANT
Gift
200118,316Nov 12, 2025Nov 14, 2025View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALEGRANT
Gift
200118,116Nov 12, 2025Nov 14, 2025View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
CEO
4,814$45.04$216.8K118,516Apr 11, 2025Apr 15, 2025View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
10,240123,330Apr 11, 2025Apr 15, 2025View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
2,080114,830Feb 16, 2025Feb 19, 2025View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
CEO
1,740$52.76$91.8K113,090Feb 16, 2025Feb 19, 2025View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
CEO
40,000$48.81$1.95M112,750Nov 7, 2024Nov 7, 2024View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
CEO
7,055$34.30$242.0K152,750Apr 19, 2024Apr 23, 2024View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
15,010159,805Apr 19, 2024Apr 23, 2024View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
3,515146,784Feb 16, 2024Feb 20, 2024View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
CEO
1,989$36.06$71.7K144,795Feb 16, 2024Feb 20, 2024View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALEGRANT
Gift
128143,269Jan 5, 2024Jan 8, 2024View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
CEO
4,525$29.13$131.8K143,397Apr 17, 2023Apr 19, 2023View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
11,400$29.13$332.1K147,922Apr 17, 2023Apr 19, 2023View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
CEO
1,372$36.42$50.0K136,522Feb 16, 2023Feb 20, 2023View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
3,460137,894Feb 16, 2023Feb 20, 2023View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
President and CEO
482$36.41$17.5K134,434Aug 16, 2022Aug 18, 2022View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
President and CEO
4,781$33.00$157.8K134,916Apr 18, 2022Apr 19, 2022View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
13,340$33.00$440.2K139,697Apr 18, 2022Apr 19, 2022View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
3,410127,834Feb 16, 2022Feb 17, 2022View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
President and CEO
1,477$33.60$49.6K126,357Feb 16, 2022Feb 17, 2022View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALEGRANT
Gift
663124,424Nov 22, 2021Nov 23, 2021View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
President and CEO
957$28.65$27.4K125,087Aug 16, 2021Aug 18, 2021View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
5,000127,045Feb 16, 2021Feb 18, 2021View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
President and CEO
1,001$21.68$21.7K126,044Feb 16, 2021Feb 18, 2021View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
President and CEO
957$18.89$18.1K122,045Aug 16, 2020Aug 18, 2020View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
PURCHASEGRANT
Stock grant
3,800123,542Feb 16, 2020Feb 19, 2020View →
FBIZ
FIRST BUSINESS FINANCIAL SERVICES, INC.
SALE
President and CEO
540$25.82$13.9K123,002Feb 16, 2020Feb 19, 2020View →
Other insiders · FBIZ
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About this filer
CIK 0001311295
ROLE
CEO
PRIMARY
FBIZ
COMPANIES
1
ACTIVE SINCE
Feb 2020
MARKETPEEL · /INSIDER/0001311295DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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