Packaging Corp of America (NYSE: PKG) SVP lists 4,244 shares

Rhea-AI Filing Summary

Packaging Corp of America senior vice president of finance Fabian Celestin Strauss filed an initial ownership report on company stock. The Form 3 shows he directly holds 4,244 shares of common stock, including 3,301 shares of restricted stock and 650 restricted stock units, each RSU convertible into one common share.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Strauss Fabian Celestin

Role SVP Finance

Type	Security	Shares	Price	Value
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 4,244 shares (Direct)

Footnotes (1)

1. F1. Includes 3,301 shares of restricted stock and 650 restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the registrant's common stock.

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Accepted by SEC EDGAR 03/10/2026 - 04:03 PM Learn about SEC filing dates

FAQ

What does the Form 3 filing by PKG executive Fabian Celestin Strauss show?

The Form 3 filing shows SVP Finance Fabian Celestin Strauss’s initial ownership in Packaging Corp of America. It reports his direct holdings of common stock, including restricted shares and restricted stock units, establishing his baseline equity position as a company insider.

How many Packaging Corp of America (PKG) shares does Fabian Celestin Strauss report?

Fabian Celestin Strauss reports direct ownership of 4,244 shares of Packaging Corp of America common stock. This figure includes both time-based restricted stock and restricted stock units that can convert into common shares upon satisfaction of vesting conditions.

What restricted stock and RSUs does the PKG SVP Finance hold?

The SVP Finance holds 3,301 shares of restricted stock and 650 restricted stock units in Packaging Corp of America. Each RSU represents a contingent right to receive one share of common stock if vesting and other award conditions are satisfied in the future.

Does the PKG Form 3 indicate a new stock purchase or sale by the executive?

The Form 3 functions as an initial ownership report and does not show any buy or sell transaction. It simply discloses Fabian Celestin Strauss’s existing direct holdings of common stock, restricted stock, and restricted stock units as he becomes a reporting insider.

What is a restricted stock unit (RSU) in the PKG executive’s holdings?

A restricted stock unit is a promise to deliver one share of common stock in the future if conditions are met. In this filing, each RSU held by the PKG SVP Finance represents a contingent right to receive one Packaging Corp of America common share.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Strauss Fabian Celestin

(Last) (First) (Middle)

1 N. FIELD COURT

(Street)

LAKE FOREST IL 60045

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/01/2026

3. Issuer Name and Ticker or Trading Symbol
PACKAGING CORP OF AMERICA [ PKG ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP Finance

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	4,244(1)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes 3,301 shares of restricted stock and 650 restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the registrant's common stock.

	S. Ellis Cunningham, attorney in fact	03/10/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.