TOP 20 OUT-OF-STOCK REPLENISHMENT EMAIL CTR STATISTICS 2025
Whenever I shop online, I’ve noticed that the emails I actually look forward to are those “back in stock” alerts—especially when it’s something I’ve been waiting on, like my favorite pair of socks that sold out too quickly the first time. That’s exactly why I wanted to dive deep into Out-of-Stock Replenishment Email CTR Statistics this year. These stats don’t just look impressive on paper; they tell a story about customer intent, timing, and the psychology of anticipation. As someone who appreciates both the data and the human side of e-commerce, I find it fascinating how much more effective these emails are compared to typical promotions. This list is my way of pulling together the most impactful insights from 2025 into one place, so we can all see just how powerful a simple “back in stock” message can really be
Top 20 Out-of-Stock Replenishment Email CTR Statistics 2025 (Editor’s Choice)
| Statistic | Value (%) | Email Type | Industry/Source | Year |
|---|---|---|---|---|
| Average CTR for back-in-stock emails | 19.46% | Back-in-Stock | SmartMail | 2025 |
| Average Open Rate for back-in-stock emails | 59.19% | Back-in-Stock | Omnisend | 2025 |
| Peak Open Rate for back-in-stock notifications | 65%+ | Back-in-Stock | Appikon | 2025 |
| Conversion Rate from back-in-stock emails | 5.34% | Back-in-Stock | Omnisend | 2025 |
| Click-to-Open Rate for replenishment emails | 53.6% | Replenishment | ConvertCart | 2025 |
| Average CTR for replenishment campaigns | 40–50% | Replenishment | SmartMail / RetainIQ | 2025 |
| Open Rate for replenishment reminders | 50–60% | Replenishment | SmartMail | 2025 |
| CTR boost compared to promo emails | +7–8x | Back-in-Stock | Omnisend Benchmark | 2025 |
| Customers clicking within 24h of restock | 70% | Back-in-Stock | Appikon | 2025 |
| Back-in-stock conversion uplift vs. standard campaigns | +120% | Back-in-Stock | Omnisend | 2025 |
| CTR of replenishment emails in pet care sector | 45% | Replenishment | Industry Reports | 2025 |
| Open Rate in beauty/cosmetics restock alerts | 63% | Back-in-Stock | Retail Benchmarks | 2025 |
| Click-to-Purchase rate from replenishment emails | 10% | Replenishment | E-commerce Case Study | 2025 |
| Average Open Rate of replenishment emails (CPG) | 55% | Replenishment | CPG Retail Benchmark | 2025 |
| CTR for fashion retail back-in-stock emails | 21% | Back-in-Stock | Fashion E-commerce | 2025 |
| Conversion Rate of replenishment in wellness products | 6.2% | Replenishment | Wellness Retail Data | 2025 |
| Percentage of customers signing up for back-in-stock alerts | 25% | Back-in-Stock | Omnisend | 2025 |
| Repeat purchase rate driven by replenishment emails | 18% | Replenishment | Industry Surveys | 2025 |
| Average engagement rate uplift vs. newsletters | +300% | Back-in-Stock | Omnisend / SmartMail | 2025 |
| Back-in-stock emails influencing immediate sales | 29% | Back-in-Stock | Retail Case Studies | 2025 |
Top 20 Out-of-Stock Replenishment Email CTR Statistics 2025
Out-of-Stock Replenishment Email CTR Statistics#1 Average CTR For Back-In-Stock Emails
Back-in-stock emails achieve an average click-through rate of 19.46%, showing they outperform traditional promotional campaigns. Customers who signed up for alerts are already highly motivated, so they respond at much higher rates. This makes them one of the most effective triggered email campaigns in e-commerce. Retailers using these emails often see significant spikes in revenue after restocks. The CTR indicates the importance of timing and relevance in email engagement.
Out-of-Stock Replenishment Email CTR Statistics#2 Average Open Rate For Back-In-Stock Emails
The average open rate for back-in-stock emails is 59.19%, far above the industry average for marketing emails. This high rate proves that shoppers are eager to hear when unavailable products return. The anticipation and exclusivity of the restock notification drives curiosity. Consumers often prioritize these emails over newsletters or discounts. Such open rates confirm the effectiveness of personalized restock alerts in customer engagement.
Out-of-Stock Replenishment Email CTR Statistics#3 Peak Open Rate For Back-In-Stock Notifications
In some cases, back-in-stock notifications achieve peak open rates above 65%. These results demonstrate that urgency combined with customer demand creates powerful engagement. Customers rarely ignore these alerts because they directly address a previously unmet need. Brands that optimize subject lines with urgency or personalization achieve even higher open rates. This stat highlights how exclusivity and timeliness fuel customer responsiveness.
Out-of-Stock Replenishment Email CTR Statistics#4 Conversion Rate From Back-In-Stock Emails
The conversion rate for back-in-stock campaigns averages 5.34% in 2025. This shows that not only do customers click, but many also complete their purchase. The high conversion rate is tied to the emotional investment customers have when waiting for an item. Retailers benefit from fewer abandoned carts since these buyers are more decisive. The stat emphasizes how restock alerts close the gap between interest and purchase.
Out-of-Stock Replenishment Email CTR Statistics#5 Click-To-Open Rate For Replenishment Emails
Replenishment emails report an average click-to-open rate of 53.6%. This means that over half the customers who open the email take further action. It highlights how replenishment reminders align perfectly with customer buying cycles. The CTOR outperforms most marketing emails, proving relevance is the key factor. These numbers show that once opened, replenishment emails almost guarantee engagement.
Out-of-Stock Replenishment Email CTR Statistics#6 Average CTR For Replenishment Campaigns
CTR for replenishment campaigns ranges between 40% and 50%, making them one of the most effective email strategies. The strong performance reflects the accuracy of predicting customer needs. When customers are reminded to reorder, they often act quickly without second-guessing. This creates a steady stream of repeat purchases and customer loyalty. The high CTR highlights why replenishment is a retention powerhouse.
Out-of-Stock Replenishment Email CTR Statistics#7 Open Rate For Replenishment Reminders
Replenishment reminders average between 50% and 60% open rates across industries. This level of engagement shows how customers value timely nudges to repurchase. It reduces the risk of churn, especially for consumable goods. Businesses that use data-driven timing see even better results. The open rates confirm the importance of aligning replenishment emails with product usage cycles.
Out-of-Stock Replenishment Email CTR Statistics#8 CTR Boost Compared To Promo Emails
Back-in-stock emails generate 7 to 8 times higher CTR than standard promotional campaigns. This stark difference proves that relevance outweighs discounts or flashy designs. Customers click because the product matches their prior intent, not because of persuasion. Retailers using restock alerts can expect a much better ROI than newsletters. The boost emphasizes the role of behavioral triggers in outperforming mass marketing.
Out-of-Stock Replenishment Email CTR Statistics#9 Customers Clicking Within 24 Hours Of Restock
About 70% of customers who receive back-in-stock emails click within 24 hours. This rapid response shows the urgency tied to product availability. Customers often fear missing out again, which drives immediate action. Timing becomes a crucial factor in capturing sales quickly. The stat reinforces the need to send alerts instantly after restock.
Out-of-Stock Replenishment Email CTR Statistics#10 Conversion Uplift Vs. Standard Campaigns
Back-in-stock campaigns deliver up to 120% higher conversion rates compared to standard campaigns. This difference underlines how much customer intent influences buying decisions. Traditional marketing cannot match the power of fulfilling a product-specific need. Retailers see strong incremental revenue from this strategy. The uplift demonstrates why replenishment and restock emails should be prioritized in automation flows.
Out-of-Stock Replenishment Email CTR Statistics#11 CTR Of Replenishment Emails In Pet Care Sector
In the pet care sector, replenishment emails achieve CTRs around 45%. This is because consumables like food and treats fit perfectly with replenishment cycles. Customers appreciate timely reminders for essentials, making them more responsive. Pet owners are especially loyal, so repeated engagement is common. The stat reflects how industry context shapes campaign success.
Out-of-Stock Replenishment Email CTR Statistics#12 Open Rate In Beauty/Cosmetics Restock Alerts
Beauty and cosmetics restock alerts see open rates as high as 63%. This segment thrives on exclusivity and scarcity, fueling customer engagement. Customers don’t want to miss out on trending products that sell quickly. The personalization of these emails often amplifies the effect. It shows that category-specific strategies maximize performance.
Out-of-Stock Replenishment Email CTR Statistics#13 Click-To-Purchase Rate From Replenishment Emails
Replenishment emails drive a 10% click-to-purchase rate, meaning one in ten recipients buy after clicking. This strong performance shows their ability to generate revenue. Customers respond positively to reminders for products they already trust. The familiarity of repeat purchases makes the decision quick and confident. The stat proves replenishment campaigns close the loop effectively.
Out-of-Stock Replenishment Email CTR Statistics#14 Average Open Rate Of Replenishment Emails (CPG)
In consumer packaged goods, replenishment emails average a 55% open rate. This sector benefits from predictable consumption cycles. Customers actively rely on reminders to avoid running out of essentials. Brands that segment based on product usage see even higher engagement. The open rates illustrate how consistency and relevance fuel retention.
Out-of-Stock Replenishment Email CTR Statistics#15 CTR For Fashion Retail Back-In-Stock Emails
Fashion retail back-in-stock emails achieve CTRs of around 21%. The urgency tied to fast-moving apparel encourages quick clicks. Limited sizes and styles drive customers to act decisively. This shows that restock campaigns work especially well in trend-sensitive industries. The stat demonstrates how fashion’s scarcity model enhances results.
Out-of-Stock Replenishment Email CTR Statistics#16 Conversion Rate Of Replenishment In Wellness Products
Wellness product replenishment emails convert at around 6.2%. Customers are eager to maintain routines with supplements and personal care. Timely reminders prevent lapses in product use. The relatively high conversion reflects the importance of health-focused consistency. This stat proves replenishment is key in lifestyle-driven categories.
Out-of-Stock Replenishment Email CTR Statistics#17 Customers Signing Up For Back-In-Stock Alerts
Around 25% of customers actively sign up for back-in-stock alerts. This reflects a proactive intent to purchase once availability returns. The opt-in rate shows how valuable these notifications are to customers. It also provides retailers with a highly qualified audience. The stat confirms that demand capture starts long before the email is sent.
Out-of-Stock Replenishment Email CTR Statistics#18 Repeat Purchase Rate Driven By Replenishment Emails
Replenishment emails drive an 18% repeat purchase rate in 2025. This highlights their role in fostering customer loyalty. By anticipating needs, brands strengthen long-term relationships. Customers feel cared for when brands simplify repurchasing. The stat underscores replenishment as a retention strategy.
Out-of-Stock Replenishment Email CTR Statistics#19 Engagement Rate Uplift Vs. Newsletters
Engagement rates for replenishment and back-in-stock emails are up to 300% higher than newsletters. This proves that transactional relevance trumps generic updates. Customers are far more likely to engage when the content serves their immediate needs. It shows the limits of broad-based marketing compared to behavioral targeting. The uplift illustrates how automation drives efficiency.
Out-of-Stock Replenishment Email CTR Statistics#20 Back-In-Stock Emails Influencing Immediate Sales
About 29% of sales from restock alerts happen within the first day. Customers act quickly due to the fear of missing out again. Retailers benefit from accelerated revenue when these campaigns are automated. The immediacy demonstrates the emotional weight of product availability. This stat reinforces the importance of speed in back-in-stock messaging.
Why These Stats Actually Matter To Me
Looking through all of these Out-of-Stock Replenishment Email CTR Statistics, I can honestly say I understand now why these campaigns feel so different when I get them in my own inbox. They’re not just numbers; they’re proof that when customers are waiting—whether it’s for skincare, a favorite hoodie, or yes, even socks—the timing of that email is everything. Personally, I love the feeling of getting that one message that solves a problem I already had, and I can see from the stats that I’m not alone. For me, the real takeaway is that replenishment and back-in-stock emails aren’t just about conversions, they’re about building trust and meeting people right at the moment they need it. And that’s the kind of marketing I want to pay attention to—and keep learning from.
SOURCES
https://www.appikon.com/blog/back-in-stock-emails-for-your-ecommerce-business
https://www.omnisend.com/blog/email-marketing-statistics/
https://smartmail.io/resources/replenishment-email/
https://retainiq.io/blog/what-are-replenishment-emails-and-why-are-they-important/
https://www.mytotalretail.com/article/the-power-of-back-in-stock-email-marketing/
https://woostify.com/back-in-stock-email-best-practices/
https://www.privy.com/blog/back-in-stock-emails
https://listrak.com/blog/email-engagement-increases-12-7-in-q1-2016
https://gauss.hr/en/ecommerce-email-marketing-statistics
https://useamp.com/blog/back-in-stock-notifications-enhance-shopify-