Marshall Wace’s Palo Alto Networks PANW Stock Holding History

Marshall Wace’s Portfolio PANW Stock Details PANW Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-9,000	Closed	-$1.54M	–	3042
2025 Q1	$1.54M	Buy	+9,000	New	+$1.66M	﹤0.01%	1587
2024 Q4	–	Sell	-19,400	Closed	-$3.32M	–	2905
2024 Q3	$3.32M	Buy	19,400 +11,000	+131%	+$1.85M	﹤0.01%	1161
2024 Q2	$1.42M	Sell	8,400 -178,000	-95%	-$26.6M	﹤0.01%	1524
2024 Q1	$28.1M	Buy	+186,400	New	+$29.4M	0.04%	401
2023 Q4	–	Sell	-200	Closed	-$23.4K	–	2494
2023 Q3	$23.4K	Buy	+200	New	+$23.7K	﹤0.01%	2112
2023 Q2	–	Sell	-72,000	Closed	-$7.19M	–	2844
2023 Q1	$7.19M	Sell	72,000 -27,600	-28%	-$2.34M	0.02%	835
2022 Q4	$6.95M	Buy	99,600 +65,000	+188%	+$5.22M	0.02%	1007
2022 Q3	$2.83M	Sell	34,600 -185,000	-84%	-$16M	0.01%	1788
2022 Q2	$18.1M	Buy	+219,600	New	+$19.5M	0.04%	514

Other funds holding PANW

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Marshall Wace's PANW Position: Q1 2026 in Review

Marshall Wace reduced its Palo Alto Networks (PANW) stake by 70% in Q1 2026, selling an estimated $230M and leaving 575,068 shares worth $92.2M. The position accounts for 0.09% of the portfolio, ranked #186.

Marshall Wace first reported a position in PANW in Q1 2014 and has held it in 38 quarters since. The position peaked at $358M in Q4 2025. 2,459 funds tracked by Wall St. Rank hold PANW as of Q1 2026.

Marshall Wace held 575,068 shares of Palo Alto Networks worth $92.2M as of Q1 2026.
Marshall Wace sold 1,368,041 Palo Alto Networks shares in Q1 2026, an estimated $230M.
Palo Alto Networks made up 0.09% of Marshall Wace's portfolio in Q1 2026, its #186 holding.
Marshall Wace first reported a position in Palo Alto Networks in Q1 2014 and has held it in 38 quarters since.
Marshall Wace's Palo Alto Networks position peaked at $358M in Q4 2025.
2,459 funds tracked by Wall St. Rank held Palo Alto Networks as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.