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Super Investors BECK MACK & OLIVER LLC
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BECK MACK & OLIVER LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$5.13B
Positions
201
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (53 quarters reported)

$5.51B $2.25B
Q2 13 Q1 16 Q4 18 Q3 21 Q2 24 Q2 26

$3.66B in Q2 2013 → $5.13B now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
AG Apollo Global Mgmt Inc 6.2% Trimmed 2.6% 2,693,798 $319M
AC Alphabet Inc Cap Stk Cl C 5.5% Trimmed 13% 804,126 $284M
Blackstone Inc. 5.1% Trimmed 1.3% 2,230,056 $262M
GA Gallagher Arthur J 4.8% Trimmed 0.1% 1,061,905 $244M
SR Sunbelt Rentals Holding Common 4.6% Trimmed 6.2% 3,168,656 $237M
Microsoft Corp 4.0% Trimmed 1.9% 545,934 $204M
RC Radnet Inc Com 3.8% Trimmed 0.1% 3,163,592 $195M
CA Credit Accep Corp Mich Com 3.8% Trimmed 1.0% 305,983 $195M
SI Somnigroup International Com 3.8% Added 2.5% 2,468,485 $194M
SC Schwab Charles Cp New Com 3.6% Trimmed 1.3% 2,016,840 $186M
Ferguson Enterprises Inc. 3.6% Trimmed 6.6% 777,845 $185M
ZE Zurn Elkay Water Solutions Cor 3.4% Trimmed 1.9% 3,431,406 $173M
Labcorp Holdings 3.3% Trimmed 1.8% 605,243 $169M
Waters Corporation 3.2% Added 0.4% 434,149 $163M
American Express Co 2.7% Trimmed 1.0% 403,799 $137M
Jpmorgan Chase & Co. 2.4% Trimmed 3.3% 374,875 $123M
Hilton Worldwide Holdings Inc 2.3% Trimmed 8.7% 360,375 $119M
AL Abbott Labs 2.0% Added 20% 1,123,527 $102M
Globalstar Inc 1.8% Trimmed 1.1% 1,104,340 $89.8M
AC Alphabet Inc Cap Stk Cl A 1.6% Trimmed 8.0% 223,068 $79.7M
RE Rush Enterprises Inc Cl A 1.3% Trimmed 2.9% 930,268 $67.9M
MR Matador Res Co Com 1.3% Trimmed 0.0% 1,358,125 $67.6M
WC Wabtec Corporation 1.2% Added 0.1% 229,482 $61.9M
Jefferies Financial Group 1.2% Trimmed 0.1% 1,222,167 $61.1M
QC Qualcomm Inc Com 1.2% Trimmed 0.3% 328,775 $60.8M
Costar Group Inc. 1.2% Trimmed 29% 2,084,233 $59M
Amazon.com Inc 1.1% Added 6.2% 242,567 $57.8M
AO Alcon Inc Ord Shs 1.1% Added 301% 837,556 $56.2M
RT Roper Technologies Inc Com 1.0% Trimmed 3.5% 157,451 $53.3M
Johnson & Johnson 1.0% Trimmed 3.3% 207,122 $52.6M
MC Mastercard Inc Cl A 1.0% Added 0.5% 96,545 $49.6M
BH Berkshire Hathaw.clb 0.9% Trimmed 1.2% 88,039 $44.1M
BO Blue Owl Capital Inc Com Cl A 0.8% Trimmed 8.2% 4,820,425 $42.2M
Markel Group Inc. 0.8% Added 1.4% 19,891 $38.8M
TP Teva Pharmac.ind.adr 0.7% Added 0.5% 1,057,375 $35.8M
BC Brookfield Corp Cl A Lmt Vtg S 0.7% Added 1.7% 817,702 $34.8M
AC Apple Inc Com 0.7% Trimmed 0.0% 116,462 $33.7M
UP Union Pac Corp 0.6% Trimmed 3.6% 122,132 $33.2M
WM Wal Mart Inc. 0.6% Trimmed 0.0% 289,042 $32.7M
WC Williams Cos Inc Del 0.6% Trimmed 0.9% 420,175 $31.2M
EP Enterprise Prods Partners LP 0.6% Added 0.9% 824,469 $30.3M
LC Lowes Cos Inc Com 0.5% Trimmed 1.6% 120,164 $26.5M
WB Warner Bros Discovery Inc Com 0.5% Trimmed 20% 962,144 $25.7M
HC Hubbell Inc Com 0.5% Trimmed 1.2% 48,239 $25.2M
EC Enbridge Inc Com 0.3% Trimmed 0.1% 320,096 $17.4M
DE Duke Energy Corp New Com New 0.3% Added 1.0% 126,395 $16M
AM Ares Mgmt L P Com Unit Rp In 0.3% Added 19% 139,649 $15.5M
SC Sysco Corp Com 0.3% Added 0.7% 180,846 $15.1M
Fortrea Holdings Inc. 0.3% Trimmed 12% 834,758 $14.5M
SD Smith Douglas Homes Co Com Shs 0.3% Trimmed 1.8% 835,065 $13M
BI The Baldwin Insurance Com Cl A 0.2% Added 2.6% 438,020 $11.6M
NC Nutrien Ltd Com 0.2% Added 0.8% 182,435 $11.5M
Merck & Co Inc 0.2% Trimmed 1.6% 88,204 $11.3M
SH Sotera Health Co Com 0.2% New 552,450 $9.81M
VC Verizon Comm. 0.2% Trimmed 0.5% 224,350 $9.5M
Dover Corp 0.2% Added 7.3% 42,016 $9.42M
CW Costco Whsl Corp New 0.2% Trimmed 6.3% 9,844 $9.21M
SW Sherwin Williams Co Com 0.2% Trimmed 3.9% 25,406 $8.75M
Fedex Corp 0.2% Trimmed 2.0% 26,386 $8.26M
Procter & Gamble 0.2% Trimmed 0.0% 55,365 $8.12M

Showing top 60 of 201 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
AO Alcon Inc Ord Shs Added +628,476 +$42.2M 1.1%
AC Alphabet Inc Cap Stk Cl C Trimmed −116,812 −$41.3M 5.5%
Costar Group Inc. Trimmed −842,742 −$23.9M 1.2%
AL Abbott Labs Added +188,100 +$17.1M 2.0%
SR Sunbelt Rentals Holding Common Trimmed −208,565 −$15.6M 4.6%
Ferguson Enterprises Inc. Trimmed −54,811 −$13M 3.6%
Hilton Worldwide Holdings Inc Trimmed −34,173 −$11.3M 2.3%
Park Aerospace Corp. Trimmed −264,625 −$10.1M 0.1%
SH Sotera Health Co Com New +552,450 +$9.81M 0.2%
AG Apollo Global Mgmt Inc Trimmed −71,161 −$8.42M 6.2%

Showing the 10 largest of 139 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 12, 2026

Company Action Shares changed Value of change % of portfolio
AG Ashtead Group PLC Shs Exited −3,482,242 −$238M —
SR Sunbelt Rentals Holding Common New +3,377,221 +$220M 4.5%
GA Gallagher Arthur J Added +183,507 +$39.7M 4.7%
Costar Group Inc. Added +702,086 +$28.3M 2.4%
RT Roper Technologies Inc Com Trimmed −67,943 −$24M 1.2%
BO Blue Owl Capital Inc Com Cl A Trimmed −2,515,415 −$23M 1.0%
AC Alphabet Inc Cap Stk Cl C Trimmed −77,884 −$22.3M 5.4%
WB Warner Bros Discovery Inc Com Trimmed −661,700 −$18.2M 0.7%
AO Alcon Inc Ord Shs Added +182,080 +$13.7M 0.3%
Blackstone Inc. Added +109,654 +$12.6M 5.4%

Showing the 10 largest of 138 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 12, 2026

Company Action Shares changed Value of change % of portfolio
Fiserv Inc Exited −854,234 −$110M —
GA Gallagher Arthur J Added +144,980 +$37.5M 4.1%
Costar Group Inc. Added +501,457 +$33.7M 2.7%
AC Alphabet Inc Cap Stk Cl A Trimmed −84,569 −$26.5M 1.6%
AC Alphabet Inc Cap Stk Cl C Trimmed −73,585 −$23.1M 5.7%
BO Blue Owl Capital Inc Com Cl A Added +910,304 +$13.6M 2.1%
BC Brookfield Corp Cl A Lmt Vtg S Added +280,343 +$12.9M 0.7%
CA Credit Accep Corp Mich Com Trimmed −26,816 −$11.9M 2.5%
Fortrea Holdings Inc. Trimmed −599,073 −$10.3M 0.3%
1C 1stdibs Com Inc Com Trimmed −1,338,148 −$8.02M 0.2%

Showing the 10 largest of 141 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 14, 2025

Company Action Shares changed Value of change % of portfolio
Fiserv Inc New +854,234 +$110M 2.0%
Fiserv Inc Exited −634,903 −$109M —
Waters Corporation Added +145,838 +$43.7M 2.2%
Microsoft Corp Trimmed −72,175 −$37.4M 5.4%
Enstar Group Ltd Exited −57,696 −$19.4M —
CA Credit Accep Corp Mich Com Trimmed −39,219 −$18.3M 2.9%
AC Alphabet Inc Cap Stk Cl A Trimmed −60,945 −$14.8M 1.6%
AC Alphabet Inc Cap Stk Cl C Trimmed −45,176 −$11M 4.8%
Blackstone Inc. Trimmed −62,059 −$10.6M 6.7%
GA Gallagher Arthur J Added +32,636 +$10.1M 4.1%

Showing the 10 largest of 123 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 14, 2025

Company Action Shares changed Value of change % of portfolio
GA Gallagher Arthur J Trimmed −81,466 −$26.1M 4.3%
Microsoft Corp Trimmed −46,445 −$23.1M 6.1%
Fiserv Inc Added +96,634 +$16.7M 2.1%
AG Ashtead Group PLC Added +204,190 +$13.1M 4.3%
Enstar Group Ltd Trimmed −34,631 −$11.6M 0.4%
SI Somnigroup International Com Added +170,335 +$11.6M 3.0%
AG Apollo Global Mgmt Inc Trimmed −68,762 −$9.76M 7.6%
CA Credit Accep Corp Mich Com Trimmed −18,589 −$9.47M 3.7%
Markel Group Inc. Trimmed −4,377 −$8.74M 1.0%
Costar Group Inc. Trimmed −83,891 −$6.74M 2.6%

Showing the 10 largest of 139 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 15, 2025

Company Action Shares changed Value of change % of portfolio
Globalstar Inc Trimmed −16,394,755 −$342M 0.5%
Enstar Group Ltd Trimmed −454,516 −$151M 0.6%
SI Somnigroup International Com New +2,165,950 +$130M 2.6%
Ferguson Enterprises Inc. Added +221,326 +$35.5M 2.8%
Fortrea Holdings Inc. Trimmed −2,700,885 −$20.4M 0.4%
BO Blue Owl Capital Inc Com Cl A Added +732,452 +$14.7M 2.7%
BH Berkshire Hathaw.clb Trimmed −25,265 −$13.5M 1.0%
AG Apollo Global Mgmt Inc Trimmed −80,718 −$11.1M 7.9%
RC Radnet Inc Com Added +211,570 +$10.5M 3.3%
Microsoft Corp Trimmed −27,732 −$10.4M 5.2%

Showing the 10 largest of 153 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 13, 2025

Company Action Shares changed Value of change % of portfolio
Costar Group Inc. Added +571,532 +$40.9M 2.3%
Globalstar Inc New +17,572,985 +$36.4M 0.7%
EP Enterprise Prods Partners LP Trimmed −1,150,015 −$36.1M 0.7%
Globalstar Inc Exited −17,542,985 −$21.8M —
AG Apollo Global Mgmt Inc Trimmed −115,981 −$19.2M 9.0%
Ferguson Enterprises Inc. Added +57,705 +$10M 2.1%
RC Radnet Inc Com Trimmed −129,493 −$9.04M 4.0%
Enstar Group Ltd Trimmed −26,795 −$8.63M 3.3%
SW Sherwin Williams Co Com Trimmed −23,922 −$8.13M 0.4%
SD Smith Douglas Homes Co Com Shs Added +256,950 +$6.59M 0.3%

Showing the 10 largest of 154 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 13, 2024

Company Action Shares changed Value of change % of portfolio
Fortrea Holdings Inc. Added +2,316,396 +$46.3M 2.3%
Enstar Group Ltd Trimmed −111,662 −$35.9M 3.6%
Ferguson Enterprises Inc. Added +60,035 +$11.9M 2.2%
CA Credit Accep Corp Mich Com Added +23,339 +$10.3M 3.3%
Costar Group Inc. Added +130,375 +$9.84M 1.7%
SW Sherwin Williams Co Com Trimmed −23,045 −$8.8M 0.7%
BH Berkshire Hathaw.clb Trimmed −14,720 −$6.78M 1.1%
Microsoft Corp Trimmed −15,674 −$6.74M 6.1%
EP Enterprise Prods Partners LP Trimmed −191,222 −$5.57M 1.3%
Jefferies Financial Group Trimmed −82,653 −$5.09M 1.7%

Showing the 10 largest of 123 changes.

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