FASTENAL CO

Ticker: FAST CUSIP: 311900104 Class: COM

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 132,699 Value ($000) $5,325 Avg Close $42.03 Range $38.97 - $48.84

Q3 2025

Shares 151,526 Value ($000) $7,431 Avg Close $46.94 Range $41.34 - $50.37

Q2 2025

Shares 118,845 Value ($000) $4,991 Avg Close $40.11 Range $34.77 - $42.68

Q1 2025

Shares 46,793 Value ($000) $3,629 Avg Close $36.85 Range $34.62 - $40.45

Q4 2024

Shares 57,191 Value ($000) $4,113 Avg Close $38.15 Range $33.79 - $41.56

Q3 2024

Shares 61,082 Value ($000) $4,362 Avg Close $32.92 Range $29.72 - $35.31

Q2 2024

Shares 62,547 Value ($000) $3,930 Avg Close $32.62 Range $29.97 - $37.14

Q1 2024

Shares 192,451 Value ($000) $14,846 Avg Close $33.99 Range $29.37 - $38.06

Q4 2023

Shares 79,173 Value ($000) $5,128 Avg Close $28.68 Range $25.51 - $31.44

Q3 2023

Shares 77,810 Value ($000) $4,252 Avg Close $26.81 Range $25.46 - $27.94

Q2 2023

Shares 89,339 Value ($000) $5,270 Avg Close $25.68 Range $23.49 - $27.88

Q1 2023

Shares 85,952 Value ($000) $4,636 Avg Close $23.90 Range $21.20 - $25.85

Q4 2022

Shares 109,762 Value ($000) $5,194 Avg Close $22.64 Range $20.15 - $24.81

Q3 2022

Shares 151,640 Value ($000) $6,981 Avg Close $23.19 Range $20.91 - $26.10

Q2 2022

Shares 629,665 Value ($000) $31,434 Avg Close $24.63 Range $22.02 - $27.65

Q1 2022

Shares 542,591 Value ($000) $32,230 Avg Close $25.41 Range $22.24 - $29.03

Q4 2021

Shares 532,618 Value ($000) $34,119 Avg Close $26.67 Range $22.84 - $29.32

Q3 2021

Shares 517,003 Value ($000) $26,682 Avg Close $24.41 Range $23.10 - $25.41

Q2 2021

Shares 538,275 Value ($000) $27,992 Avg Close $23.29 Range $21.65 - $24.35

Q1 2021

Shares 583,608 Value ($000) $29,342 Avg Close $21.29 Range $19.34 - $22.99

Q4 2020

Shares 496,382 Value ($000) $24,239 Avg Close $20.72 Range $18.71 - $22.36

Q3 2020

Shares 476,057 Value ($000) $21,467 Avg Close $20.06 Range $18.42 - $21.79

Q2 2020

Shares 528,873 Value ($000) $22,655 Avg Close $16.59 Range $12.92 - $18.78

Q1 2020

Shares 216,702 Value ($000) $6,772 Avg Close $15.16 Range $11.53 - $16.97

Q4 2019

Shares 216,702 Value ($000) $8,007 Avg Close $15.30 Range $12.85 - $16.26

Q3 2019

Shares 240,372 Value ($000) $7,853 Avg Close $13.23 Range $12.10 - $14.53

Q2 2019

Shares 601,818 Value ($000) $19,613 Avg Close $13.93 Range $12.69 - $15.21

Q1 2019

Shares 313,553 Value ($000) $20,165 Avg Close $12.63 Range $10.38 - $13.57

Q4 2018

Shares 299,900 Value ($000) $15,659 Avg Close $11.28 Range $10.02 - $12.62

Q3 2018

Shares 305,694 Value ($000) $17,738 Avg Close $11.78 Range $9.75 - $12.67

Q2 2018

Shares 271,593 Value ($000) $13,071 Avg Close $10.63 Range $9.90 - $11.44

Q1 2018

Shares 255,592 Value ($000) $13,954 Avg Close $11.23 Range $10.45 - $12.00

Q4 2017

Shares 122,682 Value ($000) $6,709 Avg Close $10.04 Range $8.57 - $11.25

Q3 2017

Shares 23,487 Value ($000) $1,072 Avg Close $8.67 Range $8.02 - $9.32

Q2 2017

Shares 23,487 Value ($000) $1,022 Avg Close $8.97 Range $8.38 - $10.48

Q1 2017

Shares 14,832 Value ($000) $764 Avg Close $9.94 Range $9.10 - $10.46

Q3 2016

Shares 12,101 Value ($000) $506 Avg Close $8.32 Range $7.81 - $8.91

Q2 2016

Shares 12,101 Value ($000) $537 Avg Close $8.87 Range $8.20 - $9.46

Q1 2016

Shares 12,101 Value ($000) $593 Avg Close $8.38 Range $6.73 - $9.66

Q4 2015

Shares 12,101 Value ($000) $494 Avg Close $7.54 Range $6.55 - $8.04

Q3 2015

Shares 7,167 Value ($000) $262 Avg Close $7.53 Range $6.82 - $8.10

Q2 2015

Shares 7,167 Value ($000) $302 Avg Close $7.94 Range $7.47 - $8.22

Q1 2015

Shares 7,167 Value ($000) $297 Avg Close $8.09 Range $7.41 - $9.02

Q4 2014

Shares 7,167 Value ($000) $341 Avg Close $8.34 Range $7.45 - $9.03

Q3 2014

Shares 3,552 Value ($000) $159 Avg Close $8.47 Range $8.05 - $9.26

Q2 2014

Shares 3,552 Value ($000) $176 Avg Close $9.11 Range $8.73 - $9.58

Q1 2014

Shares 1,699 Value ($000) $84 Avg Close $8.57 Range $7.79 - $9.32

Q4 2013

Shares 1,699 Value ($000) $81 Avg Close $8.75 Range $8.03 - $9.48

Q3 2013

Shares 1,699 Value ($000) $85 Avg Close $8.59 Range $7.94 - $9.35

Q2 2013

Shares 1,699 Value ($000) $78 Avg Close $8.84 Range $8.02 - $9.59

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	132,699	$5,325	$42.03	$38.97 - $48.84
Q3 2025	151,526	$7,431	$46.94	$41.34 - $50.37
Q2 2025	118,845	$4,991	$40.11	$34.77 - $42.68
Q1 2025	46,793	$3,629	$36.85	$34.62 - $40.45
Q4 2024	57,191	$4,113	$38.15	$33.79 - $41.56
Q3 2024	61,082	$4,362	$32.92	$29.72 - $35.31
Q2 2024	62,547	$3,930	$32.62	$29.97 - $37.14
Q1 2024	192,451	$14,846	$33.99	$29.37 - $38.06
Q4 2023	79,173	$5,128	$28.68	$25.51 - $31.44
Q3 2023	77,810	$4,252	$26.81	$25.46 - $27.94
Q2 2023	89,339	$5,270	$25.68	$23.49 - $27.88
Q1 2023	85,952	$4,636	$23.90	$21.20 - $25.85
Q4 2022	109,762	$5,194	$22.64	$20.15 - $24.81
Q3 2022	151,640	$6,981	$23.19	$20.91 - $26.10
Q2 2022	629,665	$31,434	$24.63	$22.02 - $27.65
Q1 2022	542,591	$32,230	$25.41	$22.24 - $29.03
Q4 2021	532,618	$34,119	$26.67	$22.84 - $29.32
Q3 2021	517,003	$26,682	$24.41	$23.10 - $25.41
Q2 2021	538,275	$27,992	$23.29	$21.65 - $24.35
Q1 2021	583,608	$29,342	$21.29	$19.34 - $22.99
Q4 2020	496,382	$24,239	$20.72	$18.71 - $22.36
Q3 2020	476,057	$21,467	$20.06	$18.42 - $21.79
Q2 2020	528,873	$22,655	$16.59	$12.92 - $18.78
Q1 2020	216,702	$6,772	$15.16	$11.53 - $16.97
Q4 2019	216,702	$8,007	$15.30	$12.85 - $16.26
Q3 2019	240,372	$7,853	$13.23	$12.10 - $14.53
Q2 2019	601,818	$19,613	$13.93	$12.69 - $15.21
Q1 2019	313,553	$20,165	$12.63	$10.38 - $13.57
Q4 2018	299,900	$15,659	$11.28	$10.02 - $12.62
Q3 2018	305,694	$17,738	$11.78	$9.75 - $12.67
Q2 2018	271,593	$13,071	$10.63	$9.90 - $11.44
Q1 2018	255,592	$13,954	$11.23	$10.45 - $12.00
Q4 2017	122,682	$6,709	$10.04	$8.57 - $11.25
Q3 2017	23,487	$1,072	$8.67	$8.02 - $9.32
Q2 2017	23,487	$1,022	$8.97	$8.38 - $10.48
Q1 2017	14,832	$764	$9.94	$9.10 - $10.46
Q3 2016	12,101	$506	$8.32	$7.81 - $8.91
Q2 2016	12,101	$537	$8.87	$8.20 - $9.46
Q1 2016	12,101	$593	$8.38	$6.73 - $9.66
Q4 2015	12,101	$494	$7.54	$6.55 - $8.04
Q3 2015	7,167	$262	$7.53	$6.82 - $8.10
Q2 2015	7,167	$302	$7.94	$7.47 - $8.22
Q1 2015	7,167	$297	$8.09	$7.41 - $9.02
Q4 2014	7,167	$341	$8.34	$7.45 - $9.03
Q3 2014	3,552	$159	$8.47	$8.05 - $9.26
Q2 2014	3,552	$176	$9.11	$8.73 - $9.58
Q1 2014	1,699	$84	$8.57	$7.79 - $9.32
Q4 2013	1,699	$81	$8.75	$8.03 - $9.48
Q3 2013	1,699	$85	$8.59	$7.94 - $9.35
Q2 2013	1,699	$78	$8.84	$8.02 - $9.59