HEICO CORP NEW

Ticker: HEI/A CUSIP: 422806208 Class: Common Stock

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q4 2025

Shares 26,382 Value ($000) $6,660 Avg Close $246.96 Range $233.70 - $264.42

Q3 2025

Shares 29,068 Value ($000) $7,386 Avg Close $249.84 Range $236.88 - $264.59

Q2 2025

Shares 29,291 Value ($000) $7,579 Avg Close $218.68 Range $180.19 - $258.51

Q1 2025

Shares 29,620 Value ($000) $6,249 Avg Close $193.59 Range $174.66 - $216.65

Q4 2024

Shares 33,971 Value ($000) $6,321 Avg Close $201.31 Range $182.00 - $218.89

Q3 2024

Shares 33,851 Value ($000) $6,897 Avg Close $189.29 Range $171.16 - $209.18

Q2 2024

Shares 39,275 Value ($000) $6,972 Avg Close $168.59 Range $149.93 - $181.71

Q1 2024

Shares 41,997 Value ($000) $6,465 Avg Close $147.71 Range $132.68 - $161.85

Q4 2023

Shares 60,448 Value ($000) $8,610 Avg Close $134.99 Range $123.98 - $149.99

Q3 2023

Shares 62,049 Value ($000) $8,018 Avg Close $135.19 Range $125.44 - $143.84

Q2 2023

Shares 62,769 Value ($000) $8,825 Avg Close $133.56 Range $121.00 - $142.92

Q1 2023

Shares 63,259 Value ($000) $8,597 Avg Close $132.08 Range $115.74 - $140.10

Q4 2022

Shares 62,799 Value ($000) $7,526 Avg Close $121.50 Range $108.97 - $129.00

Q3 2022

Shares 63,158 Value ($000) $7,239 Avg Close $119.94 Range $102.35 - $134.09

Q2 2022

Shares 63,210 Value ($000) $6,661 Avg Close $114.48 Range $101.79 - $130.35

Q1 2022

Shares 64,871 Value ($000) $8,228 Avg Close $120.44 Range $104.45 - $132.27

Q4 2021

Shares 64,809 Value ($000) $8,329 Avg Close $126.45 Range $116.49 - $138.82

Q3 2021

Shares 87,833 Value ($000) $10,402 Avg Close $118.60 Range $109.75 - $129.73

Q2 2021

Shares 99,731 Value ($000) $12,385 Avg Close $125.60 Range $113.54 - $136.34

Q1 2021

Shares 47,112 Value ($000) $5,352 Avg Close $115.58 Range $103.42 - $124.07

Q4 2020

Shares 50,521 Value ($000) $5,914 Avg Close $108.03 Range $87.41 - $123.29

Q3 2020

Shares 51,364 Value ($000) $4,554 Avg Close $83.79 Range $73.56 - $94.30

Q2 2020

Shares 54,885 Value ($000) $4,459 Avg Close $76.92 Range $59.17 - $100.94

Q1 2020

Shares 58,795 Value ($000) $3,757 Avg Close $88.64 Range $51.35 - $103.41

Q4 2019

Shares 64,199 Value ($000) $5,748 Avg Close $94.40 Range $88.30 - $102.98

Q3 2019

Shares 66,711 Value ($000) $6,492 Avg Close $104.97 Range $93.69 - $112.65

Q2 2019

Shares 67,298 Value ($000) $6,957 Avg Close $91.25 Range $82.80 - $102.99

Q1 2019

Shares 2,500 Value ($000) $210 Avg Close $72.61 Range $57.76 - $83.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	26,382	$6,660	$246.96	$233.70 - $264.42
Q3 2025	29,068	$7,386	$249.84	$236.88 - $264.59
Q2 2025	29,291	$7,579	$218.68	$180.19 - $258.51
Q1 2025	29,620	$6,249	$193.59	$174.66 - $216.65
Q4 2024	33,971	$6,321	$201.31	$182.00 - $218.89
Q3 2024	33,851	$6,897	$189.29	$171.16 - $209.18
Q2 2024	39,275	$6,972	$168.59	$149.93 - $181.71
Q1 2024	41,997	$6,465	$147.71	$132.68 - $161.85
Q4 2023	60,448	$8,610	$134.99	$123.98 - $149.99
Q3 2023	62,049	$8,018	$135.19	$125.44 - $143.84
Q2 2023	62,769	$8,825	$133.56	$121.00 - $142.92
Q1 2023	63,259	$8,597	$132.08	$115.74 - $140.10
Q4 2022	62,799	$7,526	$121.50	$108.97 - $129.00
Q3 2022	63,158	$7,239	$119.94	$102.35 - $134.09
Q2 2022	63,210	$6,661	$114.48	$101.79 - $130.35
Q1 2022	64,871	$8,228	$120.44	$104.45 - $132.27
Q4 2021	64,809	$8,329	$126.45	$116.49 - $138.82
Q3 2021	87,833	$10,402	$118.60	$109.75 - $129.73
Q2 2021	99,731	$12,385	$125.60	$113.54 - $136.34
Q1 2021	47,112	$5,352	$115.58	$103.42 - $124.07
Q4 2020	50,521	$5,914	$108.03	$87.41 - $123.29
Q3 2020	51,364	$4,554	$83.79	$73.56 - $94.30
Q2 2020	54,885	$4,459	$76.92	$59.17 - $100.94
Q1 2020	58,795	$3,757	$88.64	$51.35 - $103.41
Q4 2019	64,199	$5,748	$94.40	$88.30 - $102.98
Q3 2019	66,711	$6,492	$104.97	$93.69 - $112.65
Q2 2019	67,298	$6,957	$91.25	$82.80 - $102.99
Q1 2019	2,500	$210	$72.61	$57.76 - $83.26