HEICO CORP NEW

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

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2025

Shares 115,578 Value ($000) $29,175 Avg Close $246.96 Range $233.70 - $264.42

Q3 2025

Shares 50,454 Value ($000) $12,820 Avg Close $249.84 Range $236.88 - $264.59

Q2 2025

Shares 126,186 Value ($000) $32,651 Avg Close $218.68 Range $180.19 - $258.51

Q1 2025

Shares 78,292 Value ($000) $16,517 Avg Close $193.59 Range $174.66 - $216.65

Q4 2024

Shares 51,063 Value ($000) $9,502 Avg Close $201.31 Range $182.00 - $218.89

Q3 2024

Shares 40,064 Value ($000) $8,163 Avg Close $189.29 Range $171.16 - $209.18

Q4 2023

Shares 1,900 Value ($000) $271 Avg Close $134.99 Range $123.98 - $149.99

Q3 2023

Shares 38,117 Value ($000) $4,925 Avg Close $135.19 Range $125.44 - $143.84

Q2 2023

Shares 157,382 Value ($000) $22,128 Avg Close $133.56 Range $121.00 - $142.92

Q1 2023

Shares 176,056 Value ($000) $23,926 Avg Close $132.08 Range $115.74 - $140.10

Q4 2022

Shares 227,646 Value ($000) $27,283 Avg Close $121.50 Range $108.97 - $129.00

Q3 2022

Shares 133,735 Value ($000) $15,327 Avg Close $119.94 Range $102.35 - $134.09

Q2 2022

Shares 8,692 Value ($000) $916 Avg Close $114.48 Range $101.79 - $130.35

Q4 2021

Shares 28,484 Value ($000) $3,660 Avg Close $126.45 Range $116.49 - $138.82

Q2 2021

Shares 4,955 Value ($000) $615 Avg Close $125.60 Range $113.54 - $136.34

Q3 2020

Shares 30,714 Value ($000) $2,723 Avg Close $83.79 Range $73.56 - $94.30

Q4 2019

Shares 143,803 Value ($000) $12,875 Avg Close $94.40 Range $88.30 - $102.98

Q3 2019

Shares 118,138 Value ($000) $11,496 Avg Close $104.97 Range $93.69 - $112.65

Q2 2019

Shares 30,255 Value ($000) $3,128 Avg Close $91.25 Range $82.80 - $102.99

Q4 2018

Shares 2,904 Value ($000) $183 Avg Close $66.24 Range $57.21 - $75.22

Q3 2018

Shares 12,200 Value ($000) $921 Avg Close $68.10 Range $59.14 - $77.60

Q1 2018

Shares 6,718 Value ($000) $477 Avg Close $53.38 Range $47.23 - $59.73

Q4 2016

Shares 10,193 Value ($000) $692 Avg Close $31.98 Range $29.40 - $35.41

Q4 2015

Shares 53,311 Value ($000) $2,623 Avg Close $22.47 Range $21.49 - $25.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	115,578	$29,175	$246.96	$233.70 - $264.42
Q3 2025	50,454	$12,820	$249.84	$236.88 - $264.59
Q2 2025	126,186	$32,651	$218.68	$180.19 - $258.51
Q1 2025	78,292	$16,517	$193.59	$174.66 - $216.65
Q4 2024	51,063	$9,502	$201.31	$182.00 - $218.89
Q3 2024	40,064	$8,163	$189.29	$171.16 - $209.18
Q4 2023	1,900	$271	$134.99	$123.98 - $149.99
Q3 2023	38,117	$4,925	$135.19	$125.44 - $143.84
Q2 2023	157,382	$22,128	$133.56	$121.00 - $142.92
Q1 2023	176,056	$23,926	$132.08	$115.74 - $140.10
Q4 2022	227,646	$27,283	$121.50	$108.97 - $129.00
Q3 2022	133,735	$15,327	$119.94	$102.35 - $134.09
Q2 2022	8,692	$916	$114.48	$101.79 - $130.35
Q4 2021	28,484	$3,660	$126.45	$116.49 - $138.82
Q2 2021	4,955	$615	$125.60	$113.54 - $136.34
Q3 2020	30,714	$2,723	$83.79	$73.56 - $94.30
Q4 2019	143,803	$12,875	$94.40	$88.30 - $102.98
Q3 2019	118,138	$11,496	$104.97	$93.69 - $112.65
Q2 2019	30,255	$3,128	$91.25	$82.80 - $102.99
Q4 2018	2,904	$183	$66.24	$57.21 - $75.22
Q3 2018	12,200	$921	$68.10	$59.14 - $77.60
Q1 2018	6,718	$477	$53.38	$47.23 - $59.73
Q4 2016	10,193	$692	$31.98	$29.40 - $35.41
Q4 2015	53,311	$2,623	$22.47	$21.49 - $25.20