Table:
|  | December 31, |  |
| --- | --- | --- |
|  | 2019 | 2018 |
|  |  | (in thousands) |
| Cash & cash equivalents | $18,304 | $32,011 |
| Short term investments | 17,779 | 11,303 |
|  | $36,083 | $43,314 |
Paragraphs:
Liquidity and Capital Resources
As of December 31, 2019, we had approximately $36.1 million of cash and cash equivalents and short term investments, a decrease of approximately $7.2 million from $43.3 million in 2018.
During 2018, our board of directors authorized the repurchase of issued and outstanding shares of our common stock having an aggregate value of up to $10.0 million pursuant to a share repurchase program. No shares were repurchased under this program in 2019, As of December 31, 2019, we have a remaining authorization of $8.0 million for future share repurchases.
In 2013, we made a $5 million commitment to invest in an innovation fund through JVP to invest in early-stage cyber technology companies. We sold our interest in JVP in December 2019. There is no further commitment remaining.
Question:
What is the percentage change in the cash & cash equivalents between 2018 and 2019?
Answer: (18304 - 32011)/32011  = -42.82