Pledging Query - Green symbol beside pledge symbol

I recently opened my holdings and saw a green symbol beside the pledge symbol on certain shares.
Can anyone please explain the meaning of the green symbol (circled in red in the picture)?

This tag shows the long-term holdings. Any shares that you are holdings for a period greater than one year will show under this. To check the age of your holdings, you can click on three dots by hovering over the particular scrip and then on view breakdown.