---
title: How to Make a Hockey Stick Growth Chart in PowerPoint
description: Build a hockey stick growth chart in PowerPoint as a freeform curve with vertex-accurate markers, not a smoothed line chart that dips below your own data.
image: https://www.advis-io.com/hubfs/blog-key-visuals/123-hockey-stick-chart-powerpoint.en.kv.png?v=20261010b
---

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Consulting Slides

# How to Make a Hockey Stick Growth Chart in PowerPoint

Build a hockey stick growth chart in PowerPoint as a freeform curve with vertex-accurate markers, not a smoothed line chart that dips below your own data.

[Advisio Editorial](https://www.advis-io.com/en/blog/author/advisio-editorial)

 Oct 10, 2026

---

Search for a way to build a hockey stick chart in PowerPoint and every top result is a template marketplace page, not an instruction. There's a reason the instructions are missing: the obvious method — a native line chart with a "smoothed line" checkbox — produces a curve that visibly dips below zero right where the stagnant period meets the inflection point, because Excel's and PowerPoint's smoothing algorithm is a Catmull-Rom spline that routinely overshoots and undershoots the data it's drawn through. The slide that's supposed to say "we found product-market fit and took off" ends up showing what looks like a small decline immediately before the climb. The fix is to stop charting the curve and draw it instead, as a three-vertex Freeform shape with Smooth Point handles, then anchor the inflection marker to the vertex you placed rather than to a mark you eyeballed on top of a chart.

## The Three-Point Chart That Only Looks Like a Hockey Stick

The version almost everyone builds first starts in Excel or PowerPoint's native chart tool: three or four data points — a flat early period, one point at the inflection, one or two points on the steep climb — plotted as a line chart. Left alone, that line chart connects the dots with literal straight segments, which gives you a sharp, angular "V" at the inflection rather than the smooth, continuous curve that reads as a hockey stick to anyone who's seen a few hundred pitch decks. So the natural next move is to tick the "Smoothed line" option in Format Data Series, which rounds every joint into a curve.

That one checkbox is where the slide quietly breaks. The smoothing isn't a visual nicety layered on top of your numbers — it's a spline algorithm that passes through your data points but is mathematically permitted to swing outside the range your actual values occupy on either side of a point. Microsoft's own documentation on the underlying method, and independent write-ups of it, describe exactly this: a test series of 0, 0, 100, 100, 0, 0 produces a smoothed line that dips to roughly -6 between the flat pairs and peaks past 110 between the two 100s, even though no data point in the series goes below 0 or above 100. A hockey stick chart has exactly the shape that triggers this — a long flat run, then a sharp rise — and the overshoot lands precisely at the seam between the stagnant period and the inflection, which is the one part of the slide a reader's eye actually lingers on.

## Where the Smoothed Line Actually Breaks

Three things go wrong at once, and none of them show up until you're looking at the rendered curve rather than the data table behind it.

**The dip reads as a decline, not a rounding artifact.** If your flat period sits at, say, $40K in monthly revenue, the smoothed spline can pull the curve down to $35K or lower in the few pixels just before it turns upward — which is exactly where someone presenting a growth story doesn't want a visible dent. A reader who's seen enough of these decks will clock it as "this company had a rough patch right before the good part," which is not the story being told.

**The inflection point isn't actually a point you control.** With a charted line, the "inflection" is wherever the spline's curvature happens to peak between two of your data points — not a location you chose. If you want to annotate "Product launch, Month 14" at the elbow of the curve, you're placing a text box by eye against a curve shape that shifts slightly every time you add a data point, change the axis scale, or resize the chart object. Nudge the chart two points wider for a tighter content area and the curve redraws; the annotation, which isn't part of the chart, stays exactly where it was.

**A straight (unsmoothed) line fixes the dip but loses the hockey stick shape entirely.** Turn smoothing off and the overshoot disappears, but so does the curve — you're back to straight segments meeting at a sharp angle, which looks like a trend line, not the rounded elbow that makes a hockey stick chart instantly recognizable as one. Neither setting gets you a curve with both a controlled shape and a dip-free baseline, because a charted line only ever gives you those two options.

## Draw the Curve as a Freeform Shape, Not a Chart

The construction that avoids both problems treats the hockey stick as a drawn shape with exactly three vertices you place, not a line interpolated through data points you don't fully control.

**Step 1 — Set up value guides before drawing anything.** Decide the three numbers the curve needs to hit: the baseline level during the stagnant period, the value at the inflection, and the target value at the end of the growth run. Convert those to vertical positions on the slide using the same pixels-per-unit logic you'd use for any value axis — pick a scale (say, 1 inch per $500K) and mark three faint horizontal guide lines (Insert a thin gray line, or use View \> Guides, Alt+F9, to drop a non-printing guide) at the baseline height, the inflection height, and the target height. These three lines are the only "axis" the curve needs; you'll snap vertices to them in Step 3, which is what makes the vertex heights match your numbers instead of your eye.

**Step 2 — Draw with the Curve tool, not Freeform: Scribble.** Go to Insert \> Shapes \> Lines and choose Curve (not the jagged Freeform: Shape tool, and not Scribble, which records every pixel of mouse movement). Click once at the left edge on your baseline guide, click again roughly a third of the way across — slightly above the baseline, since the stagnant period isn't perfectly flat in most real series — then click a third time at the inflection guide, and a final click at the target guide on the right edge. Press Esc or double-click to end the shape. The Curve tool automatically rounds every joint as you click, which gets you close to a hockey stick shape with four clicks, before any manual editing.

**Step 3 — Switch to Edit Points and clean up to exactly three load-bearing vertices.** Right-click the shape and choose Edit Points (or Shape Format \> Edit Shape \> Edit Points). You'll see the vertices from your clicks, each with two drag handles. Hold Ctrl and click any vertex you don't need to delete it — most four-click curves only need the start, the inflection, and the end as true vertices, with the slight early bump handled by dragging the inflection vertex's own handles rather than by keeping a fourth point. Drag each of the three remaining vertices onto its matching guide line from Step 1 — PowerPoint's snapping will lock the vertex to the guide when it's close, so the height becomes exact rather than approximate. Right-click the inflection vertex and set it to Smooth Point (not Corner Point, which gives you the sharp "V" back, and not Straight Point, which forces both adjacent segments onto one straight line through the vertex). Then drag that vertex's handles: pull the left handle out roughly horizontal to flatten the approach into the inflection, and pull the right handle up steeply to set how hard the curve breaks into the climb. This handle angle — not a data point you can't touch — is what actually controls how sharp or gradual the elbow looks.

**Step 4 — Style the line, then remove the fill.** With the shape still selected, open Format Shape, set Fill to No Fill (a Curve-tool shape defaults to a filled, closed outline unless you close the path differently, so check this explicitly), and set Line to a 2.5pt solid stroke in your accent color. If you want an area-fill look under the curve instead of just a stroke, that's a legitimate variant — but build it as a second, separate shape (a closed polygon tracing the same three vertices down to a baseline) rather than relying on the open curve's own fill, which closes the path in a way that usually doesn't follow the curve's actual outline.

## Anchoring the Inflection Marker to the Curve, Not the Eye

Once the curve is a shape you built point by point, the annotation problem from the chart version mostly disappears — but only if you place the marker using the same vertex, not a fresh guess on top of the finished curve.

Draw a small circle or diamond marker directly at the inflection vertex's position — the easiest way is to zoom in to at least 200%, then draw the marker shape while it's still snapping to that vertex's exact location (PowerPoint's smart guides will show a dashed alignment line and a small "x" snap indicator when your new shape's center lines up with an existing vertex). Add the label — "Product launch, Month 14" or whatever the annotation is — as a text box connected to the marker with a short leader line, then select the marker, the leader line, the label, and the curve itself, and group them with Ctrl+G into one object.

That grouping step is what makes the marker durable. A marker placed by eye on top of a separate chart object stays at its absolute slide position when the chart gets resized, resized charts rescale their own internal coordinate system, and the two drift apart the first time anyone touches the slide again. A marker grouped with a hand-built curve moves and scales with it, because it was never a separate object layered on top — it's part of the same group, anchored to a vertex that has an exact, known position rather than an approximate one. If the curve later gets stretched to fit a narrower content well, or a second curve gets added above it for a "plan vs. actual" comparison, the marker stays exactly where the inflection vertex ends up, with no re-eyeballing required.

![Comparison diagram: a smoothed line chart dipping below the baseline at the inflection point with a misaligned annotation, versus a three-vertex freeform curve with a Smooth Point inflection and a marker grouped exactly at that vertex.](https://www.advis-io.com/hubfs/blog-figures/123-hockey-stick-chart-powerpoint-fig1.en.png)

Figure: a charted line with smoothing turned on, dipping below its own baseline at the inflection (top), versus the same curve built as a three-vertex Freeform shape with the marker grouped to the inflection vertex (bottom).

## Four Rules That Hold for Any Growth Curve Slide

The hockey stick is one shape in a family that includes S-curves, adoption curves, and the J-curve covered below — and the same four decisions carry across all of them.

- **A curve with a story-critical inflection is drawn, not charted.** Reach for Insert \> Chart only when the point is to show many data points precisely; reach for the Curve tool and Edit Points when the point is to control the shape of two or three points that matter.
- **Vertex count should match the number of regimes in the story, not the number of data points you happen to have.** A hockey stick has exactly two regimes — flat, then steep — which means three vertices (start, inflection, end) are almost always enough; a fourth vertex usually means you're trying to force a data point onto a shape that doesn't need it.
- **Smooth Point at the inflection, Corner Point only when the business story genuinely has a sharp break.** A product launch or a pricing change is rarely instantaneous in the underlying metric, even when the deck wants to tell it that way — Smooth Point reads as more credible to anyone who's looked at real growth data, not less.
- **Anything that annotates a specific point on the curve gets grouped with the curve, not left floating above it.** This is the single habit that determines whether the slide survives a resize, an added comparison series, or a reviewer asking to move the legend.

## Reusing the Same Method for a J-Curve

A private equity value-creation plan or an early-stage fund performance slide often needs a J-curve instead: value dips below the starting baseline first — from upfront fees, restructuring costs, or a deliberate investment phase — before climbing past it. The construction is the same four steps, with one change: instead of three vertices at flat-inflection-climb, you need four — start, a trough below the baseline, the point where the curve crosses back above the baseline, and the final target — with Smooth Point at both the trough and the crossing.

The value guide lines from Step 1 do more work here, since a J-curve has two values the hockey stick doesn't: the trough depth and the baseline-crossing point, both of which matter to a reader checking the story against the numbers. A trough guide set at the wrong depth — say, eyeballed as "about a third of the way down" instead of snapped to the actual projected low point — is the kind of error that's invisible in the room and obvious the moment someone with the underlying model looks at the slide afterward. The same grouping rule applies to any marker on the trough or the crossing point: build it at the vertex, not near it, and the slide keeps matching its own numbers after the inevitable second and third revision.

The same vertex-and-grouping logic is also what keeps the elbow of [a Gartner Hype Cycle curve](https://www.advis-io.com/en/blog/gartner-hype-cycle-slide-powerpoint?hsLang=en) from drifting away from its labels once a market scan gets revised — a hockey stick and a hype cycle are both Freeform curves with a handful of story-critical vertices, built the same way for the same reason.

## Before You Send the Slide

- The curve is a Freeform/Curve shape with Edit Points available — not a chart object with smoothing turned on.
- There are exactly as many vertices as there are regimes in the story (three for a hockey stick, four for a J-curve), not one per data point.
- The inflection (and, for a J-curve, the trough and the crossing point) is set to Smooth Point, with handles adjusted by hand rather than left at their auto-click angle.
- Every marker, leader line, and label sits exactly on a vertex you placed on a value guide — not near one — and is grouped into the same object as the curve.
- The curve still looks right after a test resize: drag one corner of the group smaller and confirm the markers move with the curve instead of staying behind.

None of this changes whether the underlying growth story holds up to diligence — a curve built this way is exactly as credible as the assumptions behind it, no more. What it fixes is narrower and more mechanical: a reader shouldn't be able to spot a rendering artifact before they've even gotten to the numbers. [Advisio](https://www.advis-io.com/?hsLang=en), listed on [Microsoft AppSource](https://marketplace.microsoft.com/en-us/product/advisioinc1760912844242.advisio-202604?tab=Overview), builds this kind of curve directly from the baseline, inflection, and target values as a native editable shape with the marker already grouped to the vertex — which is the same four-step process above, minus the part where you're the one dragging handles and checking snap guides by hand. For the slide right before this one in most pitch decks, [the format checks that catch issues before a board or investor sees them](https://www.advis-io.com/en/blog/ai-investor-deck-board-format-checks?hsLang=en) cover the rest of the deck the curve sits in.

[Consulting Slides](https://www.advis-io.com/en/blog/tag/consulting-slides) [Slide Design](https://www.advis-io.com/en/blog/tag/slide-design)

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