Insider buying last 90 days
$95Kin 1 open-market purchase
| Filed | Insider | Type | Value |
|---|---|---|---|
| Jul 8 | James D Hope Director | Purchase | $95K |
From Form 4 filings, dated to when each was filed.
Sep 28 close
This week's news flow around Core & Main is light, with only a general stock-forecast item and a filing noting that Tidal Investments LLC reduced its stake in the company by 94.9% during the second quarter, selling over 200,000 shares while retaining a position worth approximately $524,000.
CNM closed at $42.39, down 0.6%, and sits below both its 50-day average of $43.82 and its 200-day average of $49.49, with the shorter average also below the longer one. Shares have fallen 11.7% over three months and 17% over the past year, trading well off the 52-week high of $59.66 and closer to the 52-week low of $40.03. The GekkoIndex reads 61.7, placing the stock in the Accumulation zone, and the current price stands 10.5% below the Gekko Fair Value of $47.36.
The next earnings report is scheduled for 8 December 2026, 70 days out and beyond a typical 20-trading-day holding window; the prior report on 24 March 2026 showed earnings of $0.52 against an estimate of $0.48, with a 4.5% reaction. Over the last 90 days there has been one open-market insider purchase valued at $95,111. Seasonality data across 5 years shows an average 20-day return of 0.3% from this point, with gains in 3 of those years. Analyst coverage from 13 firms shows 7 buy, 5 hold and 1 sell ratings, with a consensus target of $55.29.
Written by AI and checked automatically against the figures on this page. Generated Sep 29, 2026 from the data above.
Core & Main scores 5 supportive, 0 mixed and 1 headwind across the 6 checklist items with data.
Six things swing traders check before a 20-day hold, read from the latest data.
5 supportive0 mixed1 headwind
Below 50 and 200-day
Close $42.39 is below the 50-day ($43.82) and 200-day ($49.49) averages, and the 50-day is below the 200-day.
See the chart61.7, Accumulation
Reading 61.7 is in the Accumulation zone.
See the GekkoIndex10.5% below
Price is 10.5% below Gekko Fair Value (more than 5% below).
See fair valueLeans bullish
Last 90 days: 1 open-market insider purchase.
See smart moneyReports in 70 days
Next report Dec 8, 2026, 70 days away — outside a typical 20-trading-day hold.
See earnings+0.3% on average
From this point in the calendar, the next 20 trading days averaged +0.3% over 5 years, rising in 3 of them.
See seasonalityA description of current data, not a recommendation. How this page works
Core & Main closed at $42.39 on Sep 28, 2026, −17.0% over the past year, inside a 52-week range of $40.03 to $59.66.
Use the left and right arrow keys to read daily values.
Put CNM on a Gekko watchlist and see its GekkoIndex, Gekko Fair Value and smart money signals update on the chart as they change.
Core & Main provides the physical components and support services that go into water, wastewater, storm drainage, and fire protection networks throughout the United States. Its catalog spans pipes, valves, hydrants, and fittings for moving and controlling water, plus storm drainage items like corrugated pipe, retention basins, inline drains, manholes, grates, and geosynthetic materials. On the fire safety side, it carries piping, sprinkler heads, full suppression assemblies, accessories, and custom fabrication work, and it rounds out its lineup with metering equipment, including smart meters, along with installation help and software tools.
Its buyers are largely local government bodies, water utilities in private hands, and contractors building residential, commercial, and public works projects. In effect, the business channels the parts and services that crews rely on to install, upkeep, fix, or swap out infrastructure connected to water delivery and fire suppression.
The company dates back to 1874 and runs its operations from St. Louis, Missouri. Its stock trades on the NYSE under the ticker CNM.
Core & Main’s GekkoIndex — Gekko’s 0 to 100 smart money score — reads 61.7, in the Accumulation zone, up 0.7 points over five sessions.
Up 0.7 points over five sessions.
Reading for Sep 28, 2026
| Zone | Readings | 5 days | 20 days | ||
|---|---|---|---|---|---|
| Buying | 63 | +2.2% | +6.6% | ||
| Accumulation (current zone) | 192 | −0.2% | +0.9% | ||
| Neutral | 361 | 0.0% | −1.3% | ||
| Distribution | 54 | +0.4% | +5.4% | ||
| Selling | 2 | Too few readings yet | |||
Average CNM share-price change over the trading days after each daily reading in its GekkoIndex history. Across every stock Gekko tracks, Accumulation readings averaged +2.3% over 20 days. Past behaviour doesn’t guarantee future results.
Accumulation zone: Institutional interest building. About the five zones →
Core & Main trades 10.5% below Gekko Fair Value of $47.36, so the shares are undervalued on Gekko’s estimate.
Gekko’s own estimate of what Core & Main shares are worth, recalculated every trading day.
$47.36
Gekko Fair Value, Sep 29, 2026
10.5% Undervalued
Insiders filed 1 open-market purchase in Core & Main worth $95K, and no Congress trades were disclosed, in the last 90 days.
Plus buybacks, unusual options and fund positions, each dated to when it became public.
$95Kin 1 open-market purchase
| Filed | Insider | Type | Value |
|---|---|---|---|
| Jul 8 | James D Hope Director | Purchase | $95K |
From Form 4 filings, dated to when each was filed.
No trades in CNM were disclosed by members of Congress in the last 90 days.
From congressional disclosures, which report amounts as ranges.
Core & Main has been buying back its own shares.
From company filings.
0of the funds Gekko tracks hold CNM.
Core & Main reports on Dec 8, 2026, before the open (70 days away), and beat the EPS estimate in 5 of its last 8 reports.
Dec 8, 2026
Expected before the open, 70 days away
| Reported | EPS | Revenue | Move |
|---|---|---|---|
| Mar 24, 2026 | $0.52 est $0.48 | $1.58B est $1.59B | +4.5% |
| Dec 9, 2025 | $0.72 est $0.70 | $2.06B est $2.06B | +9.3% |
| Sep 9, 2025 | $0.87 est $0.78 | $2.09B est $2.12B | −27.1% |
| Jun 10, 2025 | $0.52 est $0.52 | $1.91B est $1.84B | −3.2% |
| Mar 25, 2025 | $0.34 est $0.36 | $1.70B est $1.67B | −0.3% |
| Dec 3, 2024 | $0.69 est $0.66 | $2.04B est $1.99B | +14.4% |
| Sep 4, 2024 | $0.61 est $0.74 | $1.96B est $2.05B | −18.8% |
| Jun 4, 2024 | $0.52 est $0.51 | $1.74B est $1.72B | −11.6% |
“Move” is the close of the first session after the report compared with the close of the last session before it, so it reads the same whether the company reported before the open or after the close.
Analysts’ average 12-month price target for Core & Main is $55.29, +30.4% from the last close, from 13 firms rating the stock in the last 90 days.
Each firm’s latest rating in the last 90 days: 13 firms.
| Date | Firm | Target | vs price |
|---|---|---|---|
| Sep 15 | Wolfe Research | $63 | +48.6% |
| Sep 11 | Citi | $46 | +8.5% |
| Sep 10 | Wells Fargo | $48 | +13.2% |
| Sep 10 | Robert W. Baird | $57 | +34.5% |
| Sep 10 | Truist Financial | $45 | +6.2% |
Gekko doesn’t publish price predictions. These are analyst targets and historical base rates, which don’t guarantee future results.
Over the next 20 trading days from Sep 29, Core & Main averaged +0.3% across the last 5 years, rising in 3 of them.
| Window | Average | Years higher |
|---|---|---|
| Next 5 trading days | +0.5% | 3 of 5 |
| Next 10 trading days | −0.8% | 2 of 5 |
| Next 15 trading days | −1.7% | 2 of 5 |
| Next 20 trading days | +0.3% | 3 of 5 |
| Next 30 trading days | +1.6% | 2 of 5 |
For scale, CNM’s typical 20-trading-day move in either direction is about 6.5%.
Core & Main’s market cap is $7.94B, with a P/E ratio of 17.6 and revenue of $7.70B over the last twelve months.
2 headlines about Core & Main from the past week, newest first, each linking to the publisher.
Core & Main’s 6 largest industry peers by market value, with today’s move, GekkoIndex zone and gap to Gekko Fair Value.
| Stock | GekkoIndex zone | vs Fair Value |
|---|---|---|
| GWWW.W. Grainger | Accumulation | 17.8% above |
| FASTFastenal | Neutral | 27.8% above |
| FERGFerguson Enterprises | Neutral | 2.6% below |
| WCCWESCO International | Neutral | 18.9% above |
| GPCGenuine Parts | Accumulation | 4.8% above |
| QXOQXO | Accumulation | 54.3% below |
A peer links to its own page where one exists.
Core & Main’s market cap is $7.94B at the Sep 28, 2026 close of $42.39, with 184.4M shares outstanding. The shares trade on a P/E ratio of 17.6.
The consensus analyst 12-month price target for Core & Main is $55.29, +30.4% from the last close. Of the 13 firms that rated the stock in the last 90 days, 7 rate it a buy, 5 a hold and 1 a sell. Gekko doesn’t publish price predictions of its own.
On Gekko’s estimate Core & Main is undervalued: the Sep 28, 2026 close of $42.39 is 10.5% below Gekko Fair Value of $47.36. Gekko Fair Value is recalculated every trading day, and a gap inside 5% either way counts as about fair value.
Core & Main is expected to report on Dec 8, 2026, before the market opens (70 days away). Analysts expect earnings of $0.92 per share on revenue of $2.13B. Core & Main beat the earnings estimate in 5 of its last 8 reports, moving 11.2% on average across the report.
Core & Main’s 52-week high is $59.66 and its 52-week low is $40.03; it closed at $42.39 on Sep 28, 2026, −17.0% over the past year. Over the last five years the shares peaked at $67.18 on Sep 5, 2025.
Gekko describes the data; it does not make buy or sell recommendations. On the swing-trade checklist, 5 of the 6 items with data read as supportive (gekkoindex, fair value, smart money, earnings risk and seasonality) and 1 as a headwind (trend). The checklist is a description of current data, not a recommendation.
During US trading hours the price at the top of the page is a delayed quote, refreshed every 15 minutes; everything else is rebuilt after each US market close. The GekkoIndex, Gekko Fair Value and the checklist are Gekko’s own, and the Gekko Brief is written by AI from this page’s data and checked against it before it is published. How Gekko’s data works →
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