Simplex Trading’s Portillo's PTLO Stock Holding History

Simplex Trading’s Portfolio PTLO Stock Details PTLO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$563K	Buy	106,348 +14,502	+16%	+$78.9K	﹤0.01%	3122
2025 Q4	$417K	Sell	91,846 -70,183	-43%	-$366K	﹤0.01%	3488
2025 Q3	$1.04M	Buy	162,029 +153,148	+1,724%	+$1.29M	﹤0.01%	2995
2025 Q2	$103K	Sell	8,881 -23,790	-73%	-$274K	﹤0.01%	5209
2025 Q1	$388K	Buy	+32,671	New	+$425K	﹤0.01%	3667
2024 Q4	–	Sell	-21,391	Closed	-$245K	–	9400
2024 Q3	$288K	Buy	21,391 +4,264	+25%	+$47.6K	﹤0.01%	4173
2024 Q2	$166K	Buy	17,127 +13,808	+416%	+$154K	﹤0.01%	4830
2024 Q1	$47K	Buy	+3,319	New	+$46.1K	﹤0.01%	6313
2023 Q4	–	Sell	-3,363	Closed	-$52K	–	9609
2023 Q3	$51K	Buy	+3,363	New	+$65.7K	﹤0.01%	5788
2022 Q4	–	Sell	-2,664	Closed	-$53.4K	–	10172
2022 Q3	$52K	Buy	+2,664	New	+$58.6K	﹤0.01%	6406

Other funds holding PTLO

OAG

Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return

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

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Engaged Capital Newport Beach, California $303M AUM 2.09% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

ZIG

Zuckerman Investment Group Chicago, Illinois $1.07B AUM 29.43% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

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

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

Select Equity Group New York $19.5B AUM 17.33% 1-Year Est. Return

Simplex Trading's PTLO Position: Q1 2026 in Review

Simplex Trading increased its Portillo's (PTLO) stake by 16% in Q1 2026, buying an estimated $78.9K and bringing the position to 106,348 shares worth $563K. The position accounts for ﹤0.01% of the portfolio, ranked #3122.

Simplex Trading first reported a position in PTLO in Q3 2022 and has held it in 10 quarters since. The position peaked at $1.04M in Q3 2025. 186 funds tracked by Wall St. Rank hold PTLO as of Q1 2026.

Simplex Trading held 106,348 shares of Portillo's worth $563K as of Q1 2026.
Simplex Trading bought 14,502 Portillo's shares in Q1 2026, an estimated $78.9K.
Portillo's made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #3122 holding.
Simplex Trading first reported a position in Portillo's in Q3 2022 and has held it in 10 quarters since.
Simplex Trading's Portillo's position peaked at $1.04M in Q3 2025.
186 funds tracked by Wall St. Rank held Portillo's as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.