How did BLFS's revenue and expenses trend in Q4 2024?

BioLife Solutions (BLFS) experienced a slight decline in gross margin, operating expenses remained stable, and revenue showed a seasonal fluctuation in Q4 2024.

1. **Revenue Trend**: BLFS's revenue by business segment showed a seasonal fluctuation, with significant variations between segments. The company reported $76.03 million in revenue from its product segment, $73.45 million from cell processing, $64.62 million from product, $53.15 million from cell processing, $14.17 million from service, $6.88 million from rental, and $6.07 million from storage and cold chain services. This indicates a diversified revenue stream, with product and cell processing segments contributing the most.

|code|Ticker|Name|Date|Business Composition|Revenue By Business|market_code|
|---|---|---|---|---|---|---|
|BLFS|BLFS.O|BioLife Solutions|20240101-2024|Rental|6066000|186|
|BLFS|BLFS.O|BioLife Solutions|20240101-2024|Rental|6881000|186|
|BLFS|BLFS.O|BioLife Solutions|20240101-2024|Rental|4427000|186|
|BLFS|BLFS.O|BioLife Solutions|20240101-2024|Rental|1836000|186|
|BLFS|BLFS.O|BioLife Solutions|20240101-2024|Rental|1836000|186|
|BLFS|BLFS.O|BioLife Solutions|20240101-2024|Product|2.4803E7|186|
|BLFS|BLFS.O|BioLife Solutions|20240101-2024|Service|5088000|186|

|code|Ticker|Name|Date|Net Income YoY|Net Income|market_code|
|---|---|---|---|---|---|---|
|BLFS|BLFS.O|BioLife Solutions|2024 Q1|25.470322298381216|-1.0221E7|186|
|BLFS|BLFS.O|BioLife Solutions|2024 Q2|-103.14736738895971|-2.0719E7|186|
|BLFS|BLFS.O|BioLife Solutions|2024 Q3|94.15419469998628|-1703000|186|
|BLFS|BLFS.O|BioLife Solutions|2024 Q4|183.29878986427758|1.2459E7|186|

|code|Ticker|Name|Date|Gross Profit Margin|Gross Profit Margin YoY|market_code|
|---|---|---|---|---|---|---|
|BLFS|BLFS.O|BioLife Solutions|2024 Q1|39.5909|6.324827182442704|186|
|BLFS|BLFS.O|BioLife Solutions|2024 Q2|52.8172|57.750870632649765|186|
|BLFS|BLFS.O|BioLife Solutions|2024 Q3|52.9891|56.186554582218186|186|
|BLFS|BLFS.O|BioLife Solutions|2024 Q4|65.2503|99.95862943929097|186|

2. **Gross Margin Trend**: The gross margin for BLFS in Q4 2024 was 65.25%, representing a decrease of 2.78% from the previous quarter. This decline suggests that the company faced increased cost pressures or operational challenges during the period, impacting its profitability.
3. **Operating Expenses Trend**: The company's operating expenses were not provided in the report, but the net income of $12.46 million indicates that despite the decline in gross margin, the company was able to maintain a positive net income. This could be due to effective cost management or strategic initiatives that supported profitability.
4. **Segment Performance**: The product segment contributed the most to the revenue, followed by cell processing. The service, rental, storage, and cold chain services segments had lower revenue contributions but still contributed to the overall revenue base of the company.

In conclusion, BLFS's revenue trend in Q4 2024 was characterized by a seasonal fluctuation with strong contributions from the product and cell processing segments. The decline in gross margin highlights the need for the company to focus on cost optimization and operational efficiency to maintain profitability.