Security key
73642K106
Portillo's Inc. - Class A Common Stock, $0.01 par value (PTLO)
CUSIP: 73642K106
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Class A Common Stock, $0.01 par value
- Total 13F shares
- 51,524,910
- Total 13F value
- $269,010,501
- Share change
- -3,145,372
- Put/Call ratio
- 148%
- SEC-reported price per share
- $5.29
- Number of holders
- 181
- Value change
- -$15,294,702
- Number of buys
- 89
- Number of sells
- 89
- Shares outstanding
- 71,701,224
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
181
Top holders
10
PTLO full security history
Ownership snapshot
Full 13F holder table
Portillo's Inc. SEC filings
Portillo's Inc. company facts
Broader feeds
Ownership snapshot
Top reported holders of PTLO - Portillo's Inc. - Class A Common Stock, $0.01 par value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
ORBIS INVESTMENT MANAGEME...
Disclosed value leader
Berkshire Partners Holdin...
Comparable rows
15/15
Latest evidence
31 Mar 2026
13D/G
13F
3/4/5
Lead comparable stake: 9.8%
13D/G row: ORBIS INVESTMENT MANAGEMENT LTD
Showing 1-6 of 15 holder rows.
Quick read
ORBIS INVESTMENT MANAGEMENT LTD leads the comparable SEC ownership view at 9.8%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens ORBIS INVESTMENT MANAGEMENT LTD's linked filing trail.
Comparable ownership
Top 5
ORBIS INVESTMENT MANAGEMENT LTD
9.8%
ALLIANCEBERNSTEIN L.P.
7.7%
VANGUARD GROUP INC
5.5%
Berkshire Partners Holdings LLC
5.2%
AMERIPRISE FINANCIAL INC
2.7%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ORBIS INVESTMENT MANAGEMENT LTD |
13D/G
|
9.8%
|
$37,171,349
7,026,720 shares
|
+$388,180 | 31 Mar 2026 |
| ALLIANCEBERNSTEIN L.P. |
13D/G
13F
Company
|
7.7%
|
$35,795,571
5,549,701 shares
|
-$1,472,019 | 30 Sep 2025 |
| VANGUARD GROUP INC |
13F
13D/G
Company · The Vanguard Group
|
5.5%
from 13D/G
|
$18,091,783
3,984,974 shares
|
— | 31 Dec 2025 |
| Berkshire Partners Holdings LLC |
13D/G
|
5.2%
|
$44,263,498
3,859,067 shares
|
$0 | 30 Jun 2025 |
| AMERIPRISE FINANCIAL INC |
13D/G
|
2.7%
|
$12,713,053
1,971,016 shares
|
-$9,305,112 | 30 Sep 2025 |
| Engaged Capital LLC |
13D/G
13F
Company
|
2.1%
|
$9,900,686
1,534,990 shares
|
-$22,796,306 | 20 Oct 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
181
Shares
51,524,910
Rows available
181
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q1 2026 Across Filers
Q1 2026 holders
181
Q1 2026 holders
181
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|