Equibles

PTLO

Portillo's Inc.

Company with tickers: PTLO

CIK
1871509
CUSIP
73642K106
Shares Outstanding
72,380,958
13F Activity (30d)
149 filings 146 filers
Holders: 185
Total Value: $288,420,372
Total Shares: 54,521,833
Showing 1–100 of 195 holdings by value · page 1 of 2

Institutional Ownership Trend

18 quarters

Holder Concentration

Across 185 13F filers · Δ vs Dec 31, 2025
Top Holder
13.0%
Jun 2023 → Mar 2026 · range 8.9% – 13.4%
+0.9 pts
Top 5
43.7%
Jun 2023 → Mar 2026 · range 37.9% – 48.9%
+1.0 pts
Top 10
61.0%
Jun 2023 → Mar 2026 · range 55.9% – 65.9%
+1.0 pts
HHI
524
Jun 2023 → Mar 2026 · range 416 – 613
Broadly held +24

Quarterly Activity

vs Dec 31, 2025
New
36
Increased
59
Decreased
56
Sold Out
44
Unchanged
34
Holder count: -8
Institutional value: +9.4%
Shares held: -6.1%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Small Engaged Capital LLC +1,908,000 3,442,990
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP +1,220,661 2,370,018
Large Balyasny Asset Management L.P. +604,666 867,719
Small Southeast Asset Advisors, LLC +286,000 416,250
Mega AQR CAPITAL MANAGEMENT LLC +250,111 307,433

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega GOLDMAN SACHS GROUP INC −2,528,089 987,151
Mega MILLENNIUM MANAGEMENT LLC −1,658,410 621,416
Large RENAISSANCE TECHNOLOGIES LLC −1,047,200 157,697
Mega CITADEL ADVISORS LLC −917,827 1,613,800
Mega JANE STREET GROUP, LLC −741,047 468,694

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 3,039,553 $16,079,235
Large MARSHALL WACE, LLP 1,696,560 $8,974,801
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 621,759 $3,289,105
Large HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 602,140 $3,185,320
Mega VANGUARD FIDUCIARY TRUST CO 471,323 $2,493,298

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 3,984,974 $18,091,780
Large Point72 Asset Management, L.P. 615,700 $2,795,278
Large Caption Management, LLC 300,000 $1,362,000
Large PEAK6 LLC 179,500 $814,930
Large HRT FINANCIAL LP 156,834 $712,026
Filter: New 36 Increased 59 Reduced 56 Sold out 44 Unchanged 34
Showing 100 of 195
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Large Orbis Allan Gray Ltd $37,390,904 12.96% 7,068,224
Mega ALLIANCEBERNSTEIN L.P. $27,337,111 9.48% 5,167,696
Mega BlackRock, Inc. $27,072,808 9.39% 5,117,734
Small Engaged Capital LLC $18,213,417 6.31% 3,442,990
Mega VANGUARD CAPITAL MANAGEMENT LLC $16,079,235 5.57% 3,039,553
Small Zuckerman Investment Group, LLC $10,908,635 3.78% 2,062,124
Large MARSHALL WACE, LLP $8,974,801 3.11% 1,696,560
Mega GEODE CAPITAL MANAGEMENT, LLC $8,834,394 3.06% 1,670,018
Mega STATE STREET CORP $6,811,118 2.36% 1,287,546
Large Select Equity Group, L.P. $6,101,486 2.12% 1,153,400
Large BLAIR WILLIAM & CO/IL $5,887,357 2.04% 1,112,922
Mega DIMENSIONAL FUND ADVISORS LP $5,700,904 1.98% 1,077,676
Micro Berkshire Partners LLC $5,531,382 1.92% 1,045,630
Mega GOLDMAN SACHS GROUP INC $5,222,028 1.81% 987,151
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $4,774,754 1.66% 902,600
Large Balyasny Asset Management L.P. $4,590,233 1.59% 867,719
Mega FRANKLIN RESOURCES INC $4,438,752 1.54% 839,084
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $4,201,413 1.46% 794,218
Mega BANK OF AMERICA CORP /DE/ Bank $3,727,343 1.29% 704,602
Mega CITADEL ADVISORS LLC $3,608,838 1.25% 682,200
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $3,561,228 1.23% 673,200
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $3,335,762 1.16% 630,579
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $3,289,105 1.14% 621,759
Mega MILLENNIUM MANAGEMENT LLC $3,287,290 1.14% 621,416
Mega MORGAN STANLEY $3,232,137 1.12% 610,991
Large HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC $3,185,320 1.10% 602,140
Mega CITADEL ADVISORS LLC $2,925,898 1.01% 553,100
Mega NORTHERN TRUST CORP Bank $2,760,405 0.96% 521,816
Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC $2,504,428 0.87% 473,427
Mega VANGUARD FIDUCIARY TRUST CO Bank $2,493,298 0.86% 471,323
Small Southeast Asset Advisors, LLC $2,201,962 0.76% 416,250
Mega CITADEL ADVISORS LLC $2,002,265 0.69% 378,500
Large NOMURA HOLDINGS INC $1,855,552 0.64% 350,766
Mega UBS Group AG $1,726,654 0.60% 326,400
Mega AQR CAPITAL MANAGEMENT LLC $1,626,318 0.56% 307,433
Mega JANE STREET GROUP, LLC $1,582,734 0.55% 299,194
Mega Invesco Ltd. $1,518,530 0.53% 287,057
Mega CITIGROUP INC $1,492,752 0.52% 282,184
Mid Chicago Partners Investment Group LLC $1,393,285 0.48% 263,381
Large Empowered Funds, LLC $1,323,700 0.46% 250,227
Mega FIRST TRUST ADVISORS LP $1,209,981 0.42% 228,730
Mid IMC-Chicago, LLC $1,155,991 0.40% 218,524
Mid GSA CAPITAL PARTNERS LLP $1,119,147 0.39% 211,559
Mega Bank of New York Mellon Corp Bank $1,034,246 0.36% 195,510
Large Quantinno Capital Management LP $902,188 0.31% 170,546
Large RENAISSANCE TECHNOLOGIES LLC $834,217 0.29% 157,697
Large Creative Planning $803,979 0.28% 151,981
Mega Nuveen, LLC $746,709 0.26% 141,155
Mega RAYMOND JAMES FINANCIAL INC $731,563 0.25% 138,292
Small Miller Value Partners, LLC $684,118 0.24% 129,323
Mega VICTORY CAPITAL MANAGEMENT INC $657,848 0.23% 124,357
Large Squarepoint Ops LLC $641,772 0.22% 121,318
Mid SIMPLEX TRADING, LLC $562,580 0.20% 106,348
Micro Lakewood Asset Management LLC $553,640 0.19% 104,658
Large Centiva Capital, LP $544,282 0.19% 102,889
Large OSAIC HOLDINGS, INC. $539,071 0.19% 101,904
Mega JANE STREET GROUP, LLC $524,768 0.18% 99,200
Small CenterStar Asset Management, LLC $522,652 0.18% 98,800
Mega D. E. Shaw & Co., Inc. $511,543 0.18% 96,700
Mega AMERICAN CENTURY COMPANIES INC $509,384 0.18% 96,292
Mid GROUP ONE TRADING LLC $442,053 0.15% 83,564
Micro 4WEALTH ADVISORS, INC. $436,562 0.15% 82,526
Mega LPL Financial LLC $407,853 0.14% 77,099
Mega RHUMBLINE ADVISERS $406,398 0.14% 76,824
Large SEI INVESTMENTS CO $373,590 0.13% 70,622
Mega JANE STREET GROUP, LLC $371,887 0.13% 70,300
Small Blueshift Asset Management, LLC $362,788 0.13% 68,580
Large JONES FINANCIAL COMPANIES LLLP $324,144 0.11% 61,275
Mid Engineers Gate Manager LP $321,023 0.11% 60,685
Small Capstone Financial Advisors, Inc. $310,761 0.11% 58,745
Mega AMERIPRISE FINANCIAL INC $307,285 0.11% 58,088
Large Marex Group plc $277,725 0.10% 52,500
Mega DEUTSCHE BANK AG\ Bank $268,171 0.09% 50,694
Large Corient Private Wealth LLC $236,790 0.08% 44,762
Mega PRICE T ROWE ASSOCIATES INC /MD/ $233,691 0.08% 44,176
Large FIFTH THIRD BANCORP Bank $213,504 0.07% 40,360
Mid Mesirow Financial Investment Management, Inc. $196,100 0.07% 37,070
Small AXQ CAPITAL, LP $193,841 0.07% 36,643
Mega D. E. Shaw & Co., Inc. $180,738 0.06% 34,166
Mega WELLS FARGO & COMPANY/MN $178,754 0.06% 33,791
Small Nierenberg Investment Management Company, LLC $177,505 0.06% 33,555
Large MetLife Investment Management, LLC $176,670 0.06% 33,397
Mega Vanguard Global Advisers, LLC $168,089 0.06% 31,775
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund $167,983 0.06% 31,755
Small Inscription Capital, LLC $165,206 0.06% 31,230
Large Walleye Trading LLC $162,403 0.06% 30,700
Mega JPMORGAN CHASE & CO $157,840 0.05% 29,838
Micro Miller Financial Services LLC $146,929 0.05% 27,775
Large Cetera Investment Advisers $138,560 0.05% 26,193
Mid Susquehanna Portfolio Strategies, LLC $132,429 0.05% 25,034
Large WEALTH ENHANCEMENT ADVISORY SERVICES, LLC $123,722 0.04% 23,388
Small Headlands Technologies LLC $123,627 0.04% 23,370
Large IEQ CAPITAL, LLC $122,347 0.04% 23,128
Small FOX RUN MANAGEMENT, L.L.C. $117,929 0.04% 22,293
Large MERCER GLOBAL ADVISORS INC /ADV $116,184 0.04% 21,963
Large CWM, LLC $109,545 0.04% 20,708
Mid Ballentine Partners, LLC $98,351 0.03% 18,592
Large &PARTNERS $98,298 0.03% 18,582
Mega BARCLAYS PLC $95,853 0.03% 18,120
Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Insurance $95,458 0.03% 18,045
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