SEAGATE TECHNOLOGY HLDNGS PL

Ticker: STX CUSIP: G7997R103 Class: ORD SHS

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

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

Q4 2025

Shares 21,527 Value ($000) $5,928 Avg Close $258.92 Range $208.45 - $308.12

Q3 2025

Shares 93,371 Value ($000) $22,041 Avg Close $169.71 Range $137.50 - $235.89

Q1 2025

Shares 83,461 Value ($000) $7,090 Avg Close $92.81 Range $81.97 - $109.78

Q4 2024

Shares 896,087 Value ($000) $77,341 Avg Close $98.15 Range $83.63 - $112.29

Q1 2024

Shares 22,226 Value ($000) $2,068 Avg Close $83.90 Range $75.66 - $96.51

Q4 2023

Shares 21,591 Value ($000) $1,843 Avg Close $70.61 Range $60.60 - $83.10

Q2 2023

Shares 3,263 Value ($000) $202 Avg Close $56.56 Range $50.24 - $62.73

Q1 2023

Shares 40,349 Value ($000) $2,668 Avg Close $58.30 Range $46.58 - $67.43

Q2 2021

Shares 2,341 Value ($000) $206 Avg Close $77.58 Range $65.83 - $91.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	21,527	$5,928	$258.92	$208.45 - $308.12
Q3 2025	93,371	$22,041	$169.71	$137.50 - $235.89
Q1 2025	83,461	$7,090	$92.81	$81.97 - $109.78
Q4 2024	896,087	$77,341	$98.15	$83.63 - $112.29
Q1 2024	22,226	$2,068	$83.90	$75.66 - $96.51
Q4 2023	21,591	$1,843	$70.61	$60.60 - $83.10
Q2 2023	3,263	$202	$56.56	$50.24 - $62.73
Q1 2023	40,349	$2,668	$58.30	$46.58 - $67.43
Q2 2021	2,341	$206	$77.58	$65.83 - $91.73