I couldn't find anything for this season, but LaMelo Ball had the highest usage percentage for the Hornets against the Bulls in 2024-25, at 35.5 percent.

Interpreted as:

most usage by a player on hornets vs bulls this regular season

	NAME	USG%	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
1	LaMelo Ball L. Ball	35.5	2024-25	CHA	1	32.1	26.0	1.0	9.0	2.0	0.0	7.0	19.0	36.8	1.0	9.0	11.1	11.0	13.0	84.6	52.6	0.0	1.0	3.0	32	26	1	9	2	0	3	2	-9
2	Jusuf Nurkić J. Nurkić	34.3	2024-25	CHA	1	16.3	18.0	3.0	0.0	0.0	1.0	8.0	11.0	72.7	2.0	4.0	50.0	0.0	0.0		81.8	1.0	2.0	2.0	16	18	3	0	0	1	2	1	-1
3	Miles Bridges M. Bridges	32.9	2024-25	CHA	4	27.9	18.5	7.3	4.3	0.3	0.3	7.3	18.8	38.7	1.3	7.3	17.2	2.8	3.3	84.6	45.8	1.3	6.0	2.0	112	74	29	17	1	1	8	7	+7
4	Brandon Miller B. Miller	29.8	2024-25	CHA	1	37.8	21.0	6.0	3.0	1.0	1.0	8.0	21.0	38.1	3.0	15.0	20.0	2.0	2.0	100.0	48.0	0.0	6.0	7.0	38	21	6	3	1	1	7	2	-13
5	Nick Smith Jr. N. Smith Jr.	25.4	2024-25	CHA	2	23.8	11.5	3.5	2.5	0.5	0.0	4.5	12.0	37.5	1.5	7.0	21.4	1.0	1.0	100.0	46.2	0.0	3.5	2.0	48	23	7	5	1	0	4	3	-5
6	Isaiah Wong I. Wong	21.7	2024-25	CHA	2	19.5	5.5	4.5	2.5	1.0	0.0	2.0	8.0	25.0	0.5	3.0	16.7	1.0	3.0	33.3	29.5	2.0	2.5	1.0	39	11	9	5	2	0	2	1	-10
7	Josh Okogie J. Okogie	21.6	2024-25	CHA	1	17.0	7.0	1.0	2.0	2.0	0.0	0.0	3.0	0.0	0.0	2.0	0.0	7.0	8.0	87.5	53.7	1.0	0.0	2.0	17	7	1	2	2	0	2	0	+8
8	Vasilije Micić V. Micić	21.4	2024-25	CHA	3	26.5	7.7	4.0	5.3	0.7	0.0	2.3	11.0	21.2	1.0	6.0	16.7	2.0	2.7	75.0	31.5	1.3	2.7	1.7	79	23	12	16	2	0	5	6	+14
9	KJ Simpson	21.3	2024-25	CHA	3	16.8	8.0	1.7	3.0	1.3	0.3	3.0	7.0	42.9	1.0	3.7	27.3	1.0	1.3	75.0	52.7	0.3	1.3	1.0	50	24	5	9	4	1	3	1	-24
10	Mark Williams M. Williams	20.0	2024-25	CHA	4	28.2	19.0	12.3	2.3	1.0	1.8	7.8	11.0	70.5	0.0	0.3	0.0	3.5	4.3	82.4	73.8	3.3	9.0	0.8	113	76	49	9	4	7	3	14	-4
11	Seth Curry S. Curry	18.2	2024-25	CHA	4	18.5	10.5	1.3	1.0	0.0	0.0	4.5	7.0	64.3	1.3	2.5	50.0	0.3	0.3	100.0	73.8	0.5	0.8	1.0	74	42	5	4	0	0	4	4	-21
12	Tidjane Salaün T. Salaün	14.7	2024-25	CHA	4	20.0	5.0	5.8	2.0	0.3	0.0	2.0	6.0	33.3	0.8	2.8	27.3	0.3	0.8	33.3	39.5	0.8	5.0	0.8	80	20	23	8	1	0	3	10	-36
13	Nick Richards N. Richards	14.0	2024-25	CHA	2	14.2	2.0	3.5	0.0	0.5	1.0	0.5	3.0	16.7	0.0	0.0		1.0	2.0	50.0	25.8	0.0	3.5	1.0	28	4	7	0	1	2	2	3	-24
14	Taj Gibson T. Gibson	13.5	2024-25	CHA	2	3.0	1.0	0.5	0.0	0.5	0.0	0.5	1.0	50.0	0.0	0.0		0.0	0.0		50.0	0.5	0.0	0.0	6	2	1	0	1	0	0	1	-4
15	Cody Martin C. Martin	13.0	2024-25	CHA	2	23.1	6.0	1.5	0.5	0.5	0.0	2.5	7.0	35.7	1.0	3.5	28.6	0.0	0.0		42.9	1.0	0.5	0.5	46	12	3	1	1	0	1	4	-12
16	Josh Green J. Green	11.7	2024-25	CHA	3	32.9	10.3	3.7	1.7	1.0	0.3	3.3	7.7	43.5	2.0	4.7	42.9	1.7	1.7	100.0	61.5	1.7	2.0	1.0	99	31	11	5	3	1	3	7	+2
17	Jaylen Sims J. Sims	10.8	2024-25	CHA	1	11.9	6.0	1.0	1.0	0.0	0.0	2.0	2.0	100.0	2.0	2.0	100.0	0.0	0.0		150.0	1.0	0.0	1.0	12	6	1	1	0	0	1	0	+4
18	Moussa Diabaté M. Diabaté	10.0	2024-25	CHA	4	13.7	3.8	4.0	0.0	1.0	0.0	1.5	2.5	60.0	0.0	0.0		0.8	1.3	60.0	61.5	0.8	3.3	0.3	55	15	16	0	4	0	1	6	-10
19	DaQuan Jeffries D. Jeffries	6.0	2024-25	CHA	2	20.4	5.0	2.5	1.0	0.5	0.5	1.5	2.0	75.0	0.0	0.0		2.0	2.0	100.0	86.8	1.0	1.5	0.0	41	10	5	2	1	1	0	3	-27