{"id":774,"date":"2026-04-15T14:15:46","date_gmt":"2026-04-15T14:15:46","guid":{"rendered":"https:\/\/blog.deepdigitalventures.com\/?p=774"},"modified":"2026-04-24T08:27:56","modified_gmt":"2026-04-24T08:27:56","slug":"which-banks-are-growing-faster-than-their-funding-base-a-public-data-screen-for-balance-sheet-drift","status":"publish","type":"post","link":"https:\/\/banking.deepdigitalventures.com\/blog\/which-banks-are-growing-faster-than-their-funding-base-a-public-data-screen-for-balance-sheet-drift\/","title":{"rendered":"How to Spot Banks Growing Faster Than Their Funding Base: A Public-Data Framework for Balance-Sheet Drift"},"content":{"rendered":"<p>Some banks grow quickly because they are winning deposits, expanding into attractive markets, and putting balance sheet capacity to work. Other banks grow assets faster than their funding base can support, which can create a quieter kind of risk: balance-sheet drift. That drift shows up when loan growth, asset growth, or other balance sheet expansion runs ahead of stable funding growth for too long.<\/p> <p><strong>Short answer:<\/strong> the pattern to watch is not growth by itself. It is growth funded by a weakening mix. The most useful first-pass metrics are asset growth, loan growth, deposit growth, the loan-to-deposit ratio, borrowings as a share of assets or liabilities, and brokered plus listing-service deposits as a share of total deposits. The concern becomes more real when the gap persists for multiple quarters, stands out versus peers, and is accompanied by rising non-deposit or rate-sensitive funding.<\/p> <p>For investors, analysts, consultants, and banking teams, this is useful because it helps separate healthy expansion from expansion that may require more expensive funding, tighter liquidity management, or a change in growth strategy. The point is not to assume every fast-growing bank is in trouble. The point is to identify where funding and asset growth are no longer moving in step.<\/p> <h2>What it means when a bank grows faster than its funding base<\/h2> <p>A bank&#8217;s funding base is not just total liabilities in the broadest accounting sense. For screening purposes, the most useful starting point is stable funding: deposits, especially core deposits, relative to the pace of asset and loan growth. When assets rise much faster than deposits, management has to close the gap somehow. That can mean higher-cost wholesale funding, more borrowings, more dependence on rate-sensitive deposits, or slower liquidity rebuilding.<\/p> <p>None of those outcomes is automatically bad. Some banks intentionally use wholesale funding to support a specific business model. Some grow through acquisition, which can temporarily distort ratios. Some run with higher loan-to-deposit ratios because their market position or asset mix supports it. What matters is whether the pattern is deliberate, repeatable, and well-supported by the rest of the balance sheet.<\/p> <p>That is why the phrase &quot;growing faster than the funding base&quot; should be treated as a flag for further work, not a verdict. A good screen helps you find candidates for deeper review.<\/p> <h2>Why this screen matters<\/h2> <p>Balance-sheet drift can affect more than a single ratio. When funding does not keep up with growth, several questions tend to follow:<\/p> <ul> <li>Is loan growth being funded by a less stable mix than before?<\/li> <li>Are borrowings rising as a share of liabilities or assets?<\/li> <li>Is the loan-to-deposit ratio moving into a tighter operating range?<\/li> <li>Is margin performance becoming more dependent on holding onto expensive funding?<\/li> <li>Is the bank becoming more exposed to deposit competition or liquidity pressure?<\/li> <\/ul> <p>For a buyer, investor, or competitive analyst, those questions matter because they change how you interpret growth. A 12% asset growth rate supported by similarly strong deposit growth looks very different from the same asset growth rate paired with flat deposits and rising borrowings.<\/p> <p>This is also where structured public data is more useful than casual headline reading. A bank can report strong growth and still show underlying strain in its funding mix. Looking at a single quarter in isolation rarely tells the whole story. Looking across peers and periods does.<\/p> <h2>The public-data metrics that make the screen useful<\/h2> <p>You do not need dozens of variables to identify balance-sheet drift. A compact set of metrics usually gets you most of the way there.<\/p> <table> <thead> <tr> <th>Metric<\/th> <th>Why it matters<\/th> <th>What to watch for<\/th> <\/tr> <\/thead> <tbody> <tr> <td>Asset growth<\/td> <td>Shows how quickly the balance sheet is expanding overall.<\/td> <td>Growth that persistently runs ahead of deposit growth.<\/td> <\/tr> <tr> <td>Loan growth<\/td> <td>Captures whether earning assets are expanding faster than funding capacity.<\/td> <td>Loan growth materially above deposit growth over multiple periods.<\/td> <\/tr> <tr> <td>Deposit growth<\/td> <td>Best first read on whether expansion is being funded organically.<\/td> <td>Weak or negative deposit growth during asset expansion.<\/td> <\/tr> <tr> <td>Loan-to-deposit ratio<\/td> <td>Summarizes how tightly lending activity is tied to the deposit base.<\/td> <td>A rising ratio, especially if already elevated versus peers.<\/td> <\/tr> <tr> <td>Borrowings to assets or liabilities<\/td> <td>Highlights whether non-deposit funding is filling the gap.<\/td> <td>Fast increases that coincide with growth acceleration.<\/td> <\/tr> <tr> <td>Brokered and listing-service deposit share<\/td> <td>Adds context on funding quality, not just funding quantity.<\/td> <td>A rising share during weak organic deposit growth.<\/td> <\/tr> <\/tbody> <\/table> <p>The key is not to treat any single number as decisive. The screen works when you combine growth rates with mix indicators. A bank with modest deposit growth but stable funding mix and only temporary borrowing use may look fine. A bank with strong loan growth, weak deposits, rising borrowings, and a sharply higher loan-to-deposit ratio deserves closer scrutiny.<\/p> <h2>Methodology and caveats<\/h2> <div class='methodology-box'> <p><strong>Universe:<\/strong> start with FDIC-insured U.S. banks that file Call Reports through the FFIEC Central Data Repository.<sup>[1]<\/sup> For a cleaner peer screen, exclude de novo banks with fewer than five quarters of history and flag quarters affected by whole-bank acquisitions, large branch deals, or balance sheet restructurings instead of treating them as ordinary growth.<\/p> <p><strong>Time period:<\/strong> use quarterly change for early movement and trailing twelve-month change for the main classification. TTM comparisons reduce seasonality and make peer ranking less noisy.<\/p> <p><strong>Peer logic:<\/strong> compare each bank with institutions in the same period, similar asset-size band, and relevant geography or business model. A weak deposit quarter means something different in a stressed deposit market than it does when close peers are growing deposits.<\/p> <p><strong>Stable funding definition:<\/strong> use total deposits as the first screen, then refine the view with funding mix. Deposits are not equally sticky, so brokered deposits, listing-service deposits, and other rate-sensitive balances should be separated from the more relationship-driven base where the data allows.<\/p> <table> <thead> <tr> <th>Metric<\/th> <th>Call Report starting point<\/th> <\/tr> <\/thead> <tbody> <tr> <td>Total assets<\/td> <td>Schedule RC, total assets, commonly RCFD2170.<\/td> <\/tr> <tr> <td>Total loans and leases<\/td> <td>Schedule RC-C, loans and leases, net of unearned income, commonly RCFD2122.<\/td> <\/tr> <tr> <td>Total deposits<\/td> <td>Schedule RC deposit totals, with domestic deposit detail commonly tied to RCON2200 and Schedule RC-E totals such as RCON2215 plus RCON2385.<\/td> <\/tr> <tr> <td>Borrowings<\/td> <td>Federal funds purchased and repos plus other borrowed money, commonly RCFD2800 and RCFD3190.<\/td> <\/tr> <tr> <td>Brokered deposits<\/td> <td>Schedule RC-E Memorandum item 1.b, commonly RCON2365.<\/td> <\/tr> <tr> <td>Listing-service deposits not brokered<\/td> <td>Schedule RC-E Memorandum item 1.f, commonly RCONK223.<\/td> <\/tr> <\/tbody> <\/table> <p>Field labels and reporting requirements can change across forms and dates, so production work should verify the exact item definitions against the current FFIEC form instructions and data dictionary before relying on a long time series.<sup>[2][3]<\/sup><\/p> <\/div> <p>The highest-signal funding-mix row is often brokered plus listing-service deposits as a percentage of total deposits. It is not a standalone alarm, but it helps show whether a bank is replacing organic funding with channels that may be more rate-sensitive or more constrained by regulation. Brokered deposits are also a defined regulatory category, so any historical comparison should note rule and reporting changes rather than reading every jump as a management decision.<sup>[4][5]<\/sup><\/p> <p>Research on bank liquidity creation and crisis-period bank funding supports the broader point: growth quality depends on both asset expansion and the funding structure behind it.<sup>[6][7]<\/sup> That research is useful context, but it should not be turned into a mechanical rule. The practical screen still needs peer context, bank-specific review, and a check for reporting breaks.<\/p> <h2>How to build a balance-sheet drift screen<\/h2> <p>A practical screen should be simple enough to run repeatedly and strict enough to narrow the field. One workable process looks like this:<\/p> <ol> <li>Start with a bank universe that fits your purpose, such as community banks, regional banks, or a geographic peer set.<\/li> <li>Filter for banks with above-peer asset growth or loan growth over the period you care about.<\/li> <li>Add a second filter for weaker deposit growth over the same period.<\/li> <li>Sort the remaining names by change in loan-to-deposit ratio, increase in borrowings, or brokered plus listing-service deposit share.<\/li> <li>Compare each candidate against peers to separate broad market effects from bank-specific drift.<\/li> <li>Review outliers individually before drawing conclusions.<\/li> <\/ol> <p>That matters when you are trying to answer a search question like &quot;which banks are growing faster than their deposit base?&quot; The answer is rarely one metric and rarely one filing. It is a comparison problem: which banks are expanding faster than deposits, which are substituting into less stable funding, and which are simply showing temporary noise.<\/p> <h2>How to interpret the results without overreacting<\/h2> <p>Once you have a shortlist, the next step is judgment. Fast growth relative to funding can be healthy, manageable, or problematic depending on the surrounding evidence. A useful way to think about it is to split candidates into three groups.<\/p> <p><strong>Healthy expansion:<\/strong> asset and loan growth are strong, deposit growth is only slightly slower, and supporting metrics remain reasonable. Borrowings may rise modestly, but the bank still looks balanced relative to peers.<\/p> <p><strong>Transitional expansion:<\/strong> growth is outrunning deposits for now, but the bank may be in a temporary repositioning period. You would expect management commentary, business model context, or subsequent quarters to explain whether the imbalance is narrowing or widening.<\/p> <p><strong>Potential funding strain:<\/strong> growth is materially ahead of deposits, the loan-to-deposit ratio is climbing, borrowings are becoming more important, and the bank looks stretched versus peers. That does not prove a problem, but it does change the risk discussion.<\/p> <p>To make these categories operational rather than directional, use explicit thresholds, but treat them as configurable triage cuts rather than universal industry rules. One practical setup is: <strong>healthy<\/strong> when the TTM loan-growth-minus-deposit-growth gap is modest and brokered plus listing-service deposit share is stable; <strong>transitional<\/strong> when the gap is noticeable but recent, or funding substitution is present but not accelerating; and <strong>strain<\/strong> when the gap is large for several quarters, borrowings rise sharply, or the loan-to-deposit ratio moves through a level that is high for the bank&#8217;s peer group.<\/p> <p>The most important decision criterion is persistence. One quarter can be noisy. A multi-period pattern is much more informative. The second criterion is peer context. In a period when many banks are competing harder for deposits, a single bank&#8217;s weak deposit growth may not mean much on its own. But if one institution stands out negatively against comparable banks, the signal gets stronger.<\/p> <h2>Questions to ask after the screen identifies outliers<\/h2> <p>A good screen gets you to the right names. It does not replace follow-up analysis. After identifying banks with potential balance-sheet drift, ask questions like these:<\/p> <ul> <li>Is the growth concentrated in a specific loan category that changes the funding picture?<\/li> <li>Did an acquisition or balance sheet restructuring affect the period?<\/li> <li>Are borrowings rising because of opportunistic funding choices or because deposits are not keeping up?<\/li> <li>How does the bank compare with regional peers facing the same deposit environment?<\/li> <li>Is management maintaining liquidity and funding flexibility, or steadily tightening both?<\/li> <\/ul> <p>These questions are also where false positives usually show up. A merger can make deposit growth look weak against loan growth for a period. Seasonal municipal deposits can distort quarter-end balances. A bank with a specialty lending model may intentionally carry a different funding profile than a branch-heavy peer. Those cases still belong on the review list, but they should not be treated the same way as persistent funding substitution.<\/p> <h2>What a strong screen should help you decide<\/h2> <p>The real benefit of this analysis is not academic. It helps you make decisions.<\/p> <ul> <li>If you are researching banks as an investor, it helps you find names where growth quality deserves more scrutiny.<\/li> <li>If you are advising banks, it helps you identify peers that may be pushing harder on balance sheet growth than their funding profile suggests.<\/li> <li>If you work inside a bank, it helps benchmark your own growth posture against comparable institutions using public data.<\/li> <li>If you cover a region or segment, it helps distinguish market-wide funding pressure from bank-specific drift.<\/li> <\/ul> <p>That is why the best version of this analysis is not a one-off spreadsheet. It is a disciplined comparison with clear definitions, peer context, and room for judgment. If you want to move from raw filings to a usable shortlist, <a href='https:\/\/banking.deepdigitalventures.com\/'>the funding-analysis view<\/a> is built for that kind of bank-by-bank review.<\/p> <h2>FAQ<\/h2> <h3>What is a simple example of balance-sheet drift?<\/h3> <p>Suppose a bank grows loans 12% over the trailing twelve months while deposits grow 2%. If the loan-to-deposit ratio rises, borrowings increase, and brokered or listing-service deposits become a larger share of total deposits, the bank is no longer just growing. It is funding growth with a more demanding balance sheet.<\/p> <h3>Is a bank growing faster than its funding base always a warning sign?<\/h3> <p>No. It is a prompt for deeper review, not an automatic negative conclusion. The concern rises when the pattern persists, is worse than peer behavior, and shows up in several funding metrics at the same time.<\/p> <h3>What are common false positives?<\/h3> <p>Acquisitions, branch purchases, seasonal public deposits, planned runoff of promotional deposits, and specialty lending models can all make a bank look stretched in a simple screen. That is why merger flags, peer groups, and business model context matter.<\/p> <h3>Can the screen miss real funding risk?<\/h3> <p>Yes. Public data is strong enough for first-pass ranking, but it may not capture customer concentration, depositor behavior inside broad categories, management&#8217;s liquidity plan, or access to contingent funding. Treat the screen as a way to focus diligence, not as a full liquidity review.<\/p> <h3>Should the thresholds be the same for every bank?<\/h3> <p>No. A fixed threshold is useful for triage, but the better cutoff is calibrated to the peer group, time period, and market environment. The same loan-to-deposit ratio can mean different things for a rural community bank, a high-growth commercial lender, and a bank that recently completed an acquisition.<\/p> <!-- ddv-source-append:start -->  <h2 class='wp-block-heading'>Sources<\/h2>   <ol class='wp-block-list'> <li>FFIEC Central Data Repository, Call Report Bulk Data: <a href='https:\/\/cdr.ffiec.gov\/public\/PWS\/DownloadBulkData.aspx'>https:\/\/cdr.ffiec.gov\/public\/PWS\/DownloadBulkData.aspx<\/a><\/li> <li>FFIEC 041 Current Information and Call Report instructions: <a href='https:\/\/www.ffiec.gov\/resources\/reporting-forms\/ffiec041'>https:\/\/www.ffiec.gov\/resources\/reporting-forms\/ffiec041<\/a><\/li> <li>Federal Reserve Micro Data Reference Manual, RCON2365 total brokered deposits: <a href='https:\/\/www.federalreserve.gov\/apps\/mdrm\/data-dictionary\/search\/item?date_end=99991231&amp;date_start=99991231&amp;keyword=2365&amp;rep_period=Before&amp;rep_state=Opened&amp;rep_status=All&amp;show_conf=False&amp;show_short_title=False'>https:\/\/www.federalreserve.gov\/apps\/mdrm\/data-dictionary\/search\/item?keyword=2365<\/a><\/li> <li>FDIC brokered deposits resource page: <a href='https:\/\/www.fdic.gov\/resources\/bankers\/brokered-deposits\/'>https:\/\/www.fdic.gov\/resources\/bankers\/brokered-deposits\/<\/a><\/li> <li>12 CFR 337.6, Brokered deposits: <a href='https:\/\/www.law.cornell.edu\/cfr\/text\/12\/337.6'>https:\/\/www.law.cornell.edu\/cfr\/text\/12\/337.6<\/a><\/li> <li>Berger and Bouwman, Bank Liquidity Creation, Review of Financial Studies, 2009: <a href='https:\/\/academic.oup.com\/rfs\/article\/22\/9\/3779\/1571440'>https:\/\/academic.oup.com\/rfs\/article\/22\/9\/3779\/1571440<\/a><\/li> <li>Acharya and Mora, A Crisis of Banks as Liquidity Providers, Journal of Finance, 2015: <a href='https:\/\/papers.ssrn.com\/sol3\/papers.cfm?abstract_id=2323474'>https:\/\/papers.ssrn.com\/sol3\/papers.cfm?abstract_id=2323474<\/a><\/li> <\/ol>  <!-- ddv-source-append:end -->","protected":false},"excerpt":{"rendered":"<p>Some banks grow quickly because they are winning deposits, expanding into attractive markets, and putting balance sheet capacity to work. Other banks grow assets faster than their funding base can support, which can create a quieter kind of risk: balance-sheet drift. That drift shows up when loan growth, asset growth, or other balance sheet expansion [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1139,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"How to Spot Banks Growing Faster Than Their Funding Base","_seopress_titles_desc":"A practical public-data framework for spotting balance-sheet drift: the metrics, methodology, caveats, and follow-up questions that separate healthy growth from funding strain.","_seopress_robots_index":"","footnotes":""},"categories":[12],"tags":[],"class_list":["post-774","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-analysis"],"_links":{"self":[{"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/posts\/774","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/comments?post=774"}],"version-history":[{"count":5,"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/posts\/774\/revisions"}],"predecessor-version":[{"id":2129,"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/posts\/774\/revisions\/2129"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/media\/1139"}],"wp:attachment":[{"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/media?parent=774"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/categories?post=774"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/banking.deepdigitalventures.com\/blog\/wp-json\/wp\/v2\/tags?post=774"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}