I didn't find anything for this season, but Bub Carrington had the worst true shooting percentage by a point guard in 2024-25, at 51.4 percent in his rookie season.

Interpreted as:

lowest ts% with a minimum of 725 points per 82 team games by a point guard this season

	NAME	TS%	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
1	Bub Carrington B. Carrington	51.4	2024-25	WAS	82	30.0	9.8	4.2	4.4	0.7	0.3	3.7	9.1	40.1	1.7	5.0	33.9	0.8	1.0	81.2	0.4	3.8	1.7	2,458	807	341	364	54	21	141	190	-798
2	Fred VanVleet F. VanVleet	51.5	2024-25	HOU	60	35.2	14.1	3.7	5.6	1.6	0.4	4.8	12.7	37.8	2.7	7.7	34.5	1.9	2.3	81.0	0.5	3.2	1.5	2,111	844	221	333	94	25	87	140	+264
3	Anthony Black A. Black	52.1	2024-25	ORL	78	24.2	9.4	2.9	3.1	1.1	0.6	3.4	7.9	42.3	0.8	2.5	31.8	1.9	2.5	76.1	0.7	2.3	1.8	1,887	736	230	240	86	48	139	166	-40
4	D'Angelo Russell D. Russell	52.2	2024-25	TOT	58	25.5	12.6	2.8	5.1	1.0	0.4	4.3	11.0	39.0	1.9	6.2	31.4	2.1	2.5	83.4	0.3	2.4	1.9	1,480	732	162	297	56	23	108	115	0
5	Stephon Castle S. Castle	52.2	2024-25	SAS	81	26.7	14.7	3.7	4.1	0.9	0.3	5.2	12.2	42.8	1.2	4.1	28.5	3.1	4.2	72.4	1.1	2.6	2.2	2,162	1,190	297	332	74	22	177	164	-239
6	Dennis Schröder D. Schröder	53.1	2024-25	TOT	75	28.1	13.1	2.6	5.4	0.9	0.2	4.5	11.0	40.6	1.7	4.9	34.2	2.4	2.9	83.8	0.4	2.3	1.9	2,105	980	198	404	66	12	142	180	-72
7	Russell Westbrook R. Westbrook	53.2	2024-25	DEN	75	27.9	13.3	4.9	6.1	1.4	0.5	5.0	11.1	44.9	1.3	3.9	32.3	2.1	3.1	66.1	1.4	3.6	3.2	2,092	994	370	457	106	37	242	188	-24
8	LaMelo Ball L. Ball	53.6	2024-25	CHA	47	32.0	25.2	4.9	7.4	1.1	0.3	8.6	21.3	40.5	3.8	11.2	33.9	4.1	4.9	84.3	1.0	3.9	3.6	1,505	1,184	232	346	54	13	167	157	-130
9	Keyonte George K. George	53.9	2024-25	UTA	67	31.5	16.8	3.8	5.6	0.7	0.1	5.4	13.7	39.1	2.6	7.6	34.3	3.5	4.3	81.8	0.4	3.4	2.7	2,109	1,125	253	377	46	9	183	111	-512
10	Scoot Henderson S. Henderson	54.0	2024-25	POR	66	26.7	12.7	3.0	5.1	1.0	0.2	4.3	10.4	41.9	1.6	4.5	35.4	2.4	3.1	76.7	0.8	2.2	2.7	1,759	837	198	335	68	13	177	181	-38
11	CJ McCollum	55.0	2024-25	NOP	56	32.7	21.1	3.8	4.1	0.8	0.4	7.9	17.9	44.4	3.1	8.2	37.3	2.2	3.1	71.7	0.8	3.0	1.9	1,832	1,183	212	227	46	24	106	124	-279
12	Spencer Dinwiddie S. Dinwiddie	55.3	2024-25	DAL	79	27.0	11.0	2.6	4.4	0.9	0.2	3.6	8.6	41.6	1.4	4.1	33.4	2.5	3.1	80.2	0.2	2.4	1.3	2,136	872	209	349	70	17	102	121	-222
13	De'Aaron Fox D. Fox	56.0	2024-25	TOT	62	36.1	23.5	4.8	6.3	1.5	0.4	8.7	18.8	46.3	1.9	6.1	31.0	4.2	5.1	82.7	0.9	3.9	2.8	2,241	1,459	298	392	91	25	174	164	-69
14	Tyrese Maxey T. Maxey	56.2	2024-25	PHI	52	37.7	26.3	3.3	6.1	1.8	0.4	9.2	21.0	43.7	3.1	9.2	33.7	4.9	5.6	87.9	0.3	3.1	2.4	1,960	1,369	174	317	91	21	124	116	-124
15	Ja Morant J. Morant	56.3	2024-25	MEM	50	30.4	23.2	4.1	7.3	1.2	0.2	8.1	17.8	45.4	1.8	5.7	30.9	5.3	6.4	82.4	0.7	3.4	3.7	1,519	1,159	205	364	61	12	185	113	+226
16	Cade Cunningham C. Cunningham	56.5	2024-25	DET	70	35.0	26.1	6.1	9.1	1.0	0.8	9.8	20.8	46.9	2.1	6.0	35.6	4.5	5.3	84.6	0.8	5.3	4.4	2,452	1,830	425	638	71	53	309	195	+175
17	Trae Young T. Young	56.7	2024-25	ATL	76	36.0	24.2	3.1	11.6	1.2	0.2	7.4	18.1	41.1	2.9	8.4	34.0	6.5	7.4	87.5	0.5	2.6	4.7	2,739	1,841	236	880	91	12	355	145	+34
18	Josh Giddey J. Giddey	57.0	2024-25	CHI	70	30.2	14.6	8.1	7.2	1.2	0.6	5.3	11.4	46.5	1.5	4.0	37.8	2.5	3.2	78.1	1.8	6.3	2.9	2,117	1,022	566	503	84	45	202	122	-68
19	James Harden J. Harden	58.2	2024-25	LAC	79	35.3	22.8	5.8	8.7	1.5	0.7	6.7	16.4	41.0	3.0	8.5	35.2	6.4	7.3	87.4	0.7	5.1	4.3	2,789	1,802	456	687	118	55	341	162	+344
20	Scotty Pippen Jr. S. Pippen Jr.	58.2	2024-25	MEM	79	21.3	9.9	3.3	4.4	1.3	0.4	3.6	7.5	48.0	1.1	2.8	39.7	1.5	2.2	71.3	0.8	2.5	1.7	1,683	779	259	347	103	30	138	203	+44
21	Jamal Murray J. Murray	58.4	2024-25	DEN	67	36.1	21.4	3.9	6.0	1.4	0.5	7.9	16.7	47.4	2.3	5.9	39.3	3.3	3.7	88.6	0.7	3.2	2.1	2,418	1,436	261	403	91	33	138	128	+331
22	Tyus Jones T. Jones	58.5	2024-25	PHX	81	26.8	10.2	2.4	5.3	0.9	0.1	3.8	8.4	44.8	2.0	5.0	41.4	0.6	0.7	89.5	0.5	1.9	1.1	2,174	829	196	429	69	8	91	63	-92
23	Luka Dončić L. Dončić	58.7	2024-25	TOT	50	35.4	28.2	8.2	7.7	1.8	0.4	9.2	20.5	45.0	3.5	9.6	36.8	6.2	7.9	78.2	0.8	7.4	3.6	1,769	1,408	409	383	89	21	179	126	+344
24	Darius Garland D. Garland	60.0	2024-25	CLE	75	30.7	20.6	2.9	6.7	1.2	0.1	7.4	15.7	47.2	2.8	7.1	40.1	3.0	3.4	87.8	0.6	2.2	2.5	2,301	1,544	214	506	91	11	189	143	+499
25	Jalen Brunson J. Brunson	60.5	2024-25	NYK	65	35.4	26.0	2.9	7.3	0.9	0.1	9.0	18.5	48.8	2.3	6.1	38.3	5.7	6.9	82.1	0.4	2.5	2.5	2,301	1,690	187	475	60	8	164	138	+146