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

Guardant Health's revenue and expenses in Q4 2024 showed a mixed trend:

1. **Revenue Trend**: The company's total revenue for the quarter was $201.81 million.
2. **Expense Trend**: Guardant Health's R&D expenses were $93.54 million. Sales and marketing expenses, and general and administrative expenses were $156.64 million.
3. **Year-over-Year Growth**: There was a slight year-over-year growth in selling, general, and administrative expenses, with a 0.34% increase. However, there was a significant year-over-year decrease in revenue by segment, with an 83.32% decrease in the segment that reported $1.86 million in revenue.

|code|Ticker|Name|Date|Selling, General, and Administrative Expenses|R&D Expenses|Advertising and Marketing Expenses|market_code|
|---|---|---|---|---|---|---|---|
|GH|GH.O|Guardant Health|2024 Q4|1.56643E8|9.3543E7||185|

|code|Ticker|Name|Date|Business Composition|Revenue By Business|market_code|
|---|---|---|---|---|---|---|
|GH|GH.O|Guardant Health|20240101-2024|Development services and other|5.108E7|185|
|GH|GH.O|Guardant Health|20240101-2024|Development services and other|3.3851E7|185|
|GH|GH.O|Guardant Health|20240101-2024|Development services and other|2.2979E7|185|
|GH|GH.O|Guardant Health|20240101-2024|Development services and other|1.2262E7|185|
|GH|GH.O|Guardant Health|20240101-2024|Precision Oncology Testing|1.56229E8|185|
|GH|GH.O|Guardant Health|20240101-2024|Development services and other|1.2262E7|185|

|code|Ticker|Name|Date|Total Revenue YoY|Selling, General, and Administrative Expenses YoY|Advertising and Marketing Expenses YoY|R&D Expenses YoY|market_code|
|---|---|---|---|---|---|---|---|---|
|GH|GH.O|Guardant Health|20240331|30.90339823173858|2.1515338686431953||-10.014174040030925|185|
|GH|GH.O|Guardant Health|20240630|29.22712358731316|8.680780746097602||-8.031297380449097|185|
|GH|GH.O|Guardant Health|20240930|33.8712158288471|39.86471058339993||-6.973820204366496|185|
|GH|GH.O|Guardant Health|20241231|30.157235543746047|34.12134392766628||4.103231837606837|185|