Steve Kerr had the best three-point percentage by a player in his first 10 seasons, at 47.3 percent.

highest three point percentage for an nba player in the first 10 years of their career

Interpreted as:

highest three point percentage with a minimum of 41 3-point field-goals made per 82 team games for an NBA player in the first 10 years of their career

NAME	3P%	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Steve Kerr	47.3	639	20.1	6.9	1.3	2.2	0.6	0.1	0.6	2.6	5.3	49.2	0.9	1.9	0.8	0.9	85.3	12,828	4,407	842	1,407	393	38	395	677	+517
Hubert Davis	44.4	625	23.6	8.8	1.6	1.8	0.5	0.1	1.0	3.3	7.2	46.0	1.1	2.6	1.0	1.2	83.7	14,737	5,500	1,001	1,139	290	44	632	976	-551
Luke Kennard	43.9	395	23.5	10.0	2.8	2.1	0.5	0.1	1.0	3.5	7.8	45.4	2.0	4.6	0.9	1.0	87.9	9,287	3,941	1,118	830	199	51	377	556	+329
Drazen Petrovic	43.7	290	26.4	15.4	2.3	2.4	0.9	0.1	2.1	5.9	11.6	50.6	0.9	2.0	2.7	3.3	84.1	7,669	4,461	669	701	265	27	596	751
Stephen Curry	43.6	694	34.4	23.5	4.5	6.6	1.7	0.2	3.1	8.1	17.1	47.7	3.6	8.2	3.7	4.0	90.5	23,860	16,315	3,132	4,588	1,200	154	2,163	1,721	+4715
Joe Harris	43.6	504	24.4	10.3	3.0	1.6	0.5	0.2	1.0	3.8	7.8	47.9	2.0	4.7	0.7	1.0	77.1	12,297	5,185	1,521	790	241	95	522	1,009	-229
Jason Kapono	43.4	509	17.8	6.7	1.7	0.8	0.4	0.0	0.6	2.6	5.9	44.2	0.9	2.1	0.5	0.6	83.5	9,068	3,398	844	417	180	25	327	777	-398
Nick Smith Jr.	43.2	51	14.3	5.9	1.4	1.2	0.2	0.1	0.8	2.2	5.7	39.1	1.2	2.9	0.3	0.3	86.7	729	302	72	59	10	7	39	55	-194
Steve Novak	43.1	459	12.3	4.7	1.3	0.3	0.2	0.1	0.2	1.6	3.7	43.8	1.3	2.9	0.2	0.2	87.7	5,635	2,172	588	132	91	38	81	370	+91
Seth Curry	43.1	482	23.5	10.4	2.1	2.0	0.7	0.1	1.0	3.8	8.1	47.1	1.8	4.2	1.0	1.2	86.4	11,317	5,032	1,011	975	332	66	497	758	+716
B.J. Armstrong	42.4	720	23.9	9.9	1.8	3.3	0.7	0.1	1.2	3.8	8.0	47.7	0.6	1.4	1.6	1.9	85.6	17,207	7,119	1,274	2,401	526	46	849	1,094	-181
Sam Hauser	42.2	185	17.2	7.0	2.8	0.9	0.4	0.3	0.3	2.4	5.4	45.0	1.9	4.6	0.2	0.2	80.6	3,189	1,289	509	163	70	48	64	205	+712
Steve Nash	42.1	703	30.0	13.5	2.8	7.1	0.8	0.1	2.4	4.9	10.2	47.7	1.3	3.1	2.5	2.7	89.6	21,065	9,495	1,983	5,006	569	50	1,702	1,308	+2826
Kyle Korver	41.9	738	24.8	9.6	2.9	1.6	0.7	0.3	1.0	3.3	7.7	43.4	1.8	4.3	1.2	1.3	87.5	18,335	7,117	2,162	1,199	506	230	752	1,653	+1245
Cason Wallace	41.9	82	20.6	6.8	2.3	1.5	0.9	0.5	0.5	2.6	5.4	49.1	1.2	2.9	0.4	0.5	78.4	1,692	561	187	120	76	37	45	129	+128
Matt Bonner	41.7	690	17.7	6.2	3.2	0.7	0.4	0.3	0.4	2.4	5.0	46.7	1.1	2.6	0.4	0.6	77.7	12,215	4,292	2,229	496	269	200	285	1,226	+1313
Anthony Morrow	41.7	564	21.8	9.4	2.2	0.9	0.6	0.1	0.7	3.5	7.8	44.7	1.4	3.4	1.1	1.2	88.0	12,280	5,327	1,215	494	317	75	380	897	+23
Wesley Person	41.6	692	29.0	11.5	3.4	1.7	0.8	0.3	1.0	4.4	9.6	45.7	1.6	3.9	1.1	1.4	77.9	20,060	7,928	2,319	1,195	560	226	663	935	-198
Klay Thompson	41.6	716	32.9	19.8	3.5	2.3	0.9	0.5	1.7	7.4	16.3	45.5	3.1	7.4	1.9	2.2	85.2	23,558	14,156	2,541	1,667	626	378	1,219	1,497	+3907
Desmond Bane	41.5	244	29.0	17.4	4.2	3.3	1.0	0.4	1.7	6.4	13.6	46.8	2.7	6.4	2.1	2.3	87.9	7,069	4,253	1,020	810	232	89	408	591	+529
Allan Ray	41.4	47	15.1	6.2	1.5	0.9	0.4	0.1	0.9	2.1	5.5	38.6	1.0	2.5	0.9	1.2	76.4	710	290	69	43	20	3	42	85	-15
Dana Barros	41.3	688	24.2	11.2	2.0	3.7	1.0	0.1	1.5	4.1	8.9	46.3	1.4	3.4	1.6	1.8	85.9	16,669	7,707	1,359	2,516	665	38	1,054	892	-107
AJ Green	41.2	91	10.5	4.5	1.2	0.6	0.2	0.0	0.2	1.5	3.5	42.4	1.2	3.0	0.2	0.3	91.3	959	406	109	52	15	4	21	80	+23
JJ Redick	41.2	612	24.5	11.5	1.9	1.9	0.4	0.1	1.0	3.9	8.6	44.8	1.7	4.2	2.0	2.3	88.8	14,967	7,041	1,153	1,166	268	39	627	894	+1667
Grayson Allen	41.2	339	25.6	10.5	3.0	2.0	0.7	0.3	1.0	3.5	7.8	45.2	2.1	5.1	1.4	1.6	86.6	8,683	3,570	1,022	675	239	93	324	541	+518