TWO SIGMA SECURITIES, LLC

Broker-Dealer

Position in PKG — Packaging Corp Of America

CIK 1450144 NEW YORK, NY

Position in PKG

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$642,602

+$375,741 QoQ

Shares Held

3,028

+134.0% QoQ

Ownership

0.003%

of shares outstanding

% of Portfolio

0.12%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2020

13 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Consumer Cyclical · as of Mar 31, 2026

TWO SIGMA SECURITIES, LLC holds $2,294,709 across 5 Packaging & Containers names. PKG ranks #2 (28.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	SEE	SEALED AIR CORP/DE	26,160	$1,100,028
2	PKG	Packaging Corp Of America This page	3,028	$642,602
3	IP	International Paper Co /New/	14,018	$500,442
4	AMBP	Ardagh Metal Packaging S.A.	10,667	$43,201
5	DSS	Dss, Inc.	10,164	$8,436

13 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$642,602	3,028	+134.0%	Shares	Sole	2026-05-15
2025-12-31	$266,861	1,294	-66.6%	Shares	Sole	2026-02-17
2025-09-30	$843,824	3,872	-28.6%	Shares	Sole	2025-11-14
2025-06-30	$1,021,587	5,421	+191.5%	Shares	Sole	2025-08-14
2025-03-31	$368,317	1,860	+36.2%	Shares	Sole	2025-05-15
2024-12-31	$307,527	1,366	+39.5%	Shares	Sole	2025-02-14
2024-09-30	$210,876	979	-31.9%	Shares	Sole	2024-11-14
2024-03-31	$272,903	1,438	-38.6%	Shares	Sole	2024-05-15
2023-12-31	$381,698	2,343	-17.6%	Shares	Sole	2024-02-14
2023-06-30	$375,598	2,842	+33.1%	Shares	Sole	2023-08-14
2023-03-31	$296,540	2,136	-0.9%	Shares	Sole	2023-05-15
2021-12-31	$293,539	2,156	+28.1%	Shares	Sole	2022-02-14
2020-12-31	$232,102	1,683	—	Shares	Sole	2021-02-16
No filing history on record for this holder in this stock.