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Super Investors Overbrook Management Corp
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Overbrook Management Corp

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

Portfolio value
$643M
Positions
53
Quarter ended
September 30, 2026
Filed
October 08, 2026

Reported portfolio value by quarter (54 quarters reported)

$663M $219M
Q2 13 Q1 16 Q4 18 Q3 21 Q2 24 Q3 26

$416M in Q2 2013 → $643M now. Hover for any quarter.

Holdings

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

Holding % of portfolio Activity Shares Value
Nvidia Corporation 11.0% Trimmed 1.6% 309,939 $70.8M
Microsoft Corp 7.0% Trimmed 1.5% 87,234 $44.7M
Alphabet Inc 6.8% Trimmed 1.8% 127,895 $43.6M
Broadcom Inc 6.1% Added 8.6% 112,603 $39.5M
Mckesson Corp 5.6% Trimmed 0.5% 42,106 $36M
EL Eli Lilly & Co 5.3% Trimmed 0.0% 29,359 $34M
TS Taiwan Semiconductor Manufac 5.1% Added 12% 72,053 $32.9M
OA Oreilly Automotive Inc 5.0% Trimmed 6.5% 376,964 $32.2M
Apple Inc 4.4% Trimmed 1.3% 84,471 $28.1M
Amazon Com Inc 4.3% Trimmed 21% 110,878 $27.6M
Micron Technology Inc 4.1% Added 75% 24,714 $26.3M
Meta Platforms Inc 4.0% Trimmed 13% 35,178 $25.5M
Visa Inc 3.5% Trimmed 1.1% 63,227 $22.7M
Caterpillar Inc 3.0% Added 2.0% 23,655 $19.2M
Ge Vernova Inc 2.1% Added 7.3% 14,075 $13.4M
Carpenter Technology Corp 2.0% Trimmed 4.8% 33,568 $13.1M
Advanced Micro Devices Inc 1.9% Trimmed 20% 19,617 $12M
Abbvie Inc 1.7% Trimmed 3.0% 42,968 $11.2M
Uber Technologies Inc 1.7% Trimmed 9.9% 158,449 $10.9M
D R Horton Inc 1.6% Trimmed 7.4% 77,432 $10.6M
T-mobile Us Inc 1.4% Trimmed 18% 53,580 $8.74M
SG SPDR Gold Tr 1.1% Added 116% 18,218 $6.94M
ST Seagate Technology Hldngs Pl 1.0% New 6,823 $6.29M
JP J P Morgan Exchange Traded F 0.9% Added 3.1% 130,215 $5.85M
BH Berkshire Hathaway Inc Del 0.9% Trimmed 11% 11,698 $5.83M
PE Pimco ETF Tr 0.9% Added 3.2% 226,546 $5.75M
VS Vanguard Scottsdale Fds 0.9% Added 3.2% 72,667 $5.69M
Servicenow Inc 0.8% Added 11% 39,478 $5.29M
Jpmorgan Chase & Co 0.8% Trimmed 17% 14,590 $4.83M
Mp Materials Corp 0.7% New 94,076 $4.45M
Corning Inc 0.6% Trimmed 0.2% 27,060 $4.16M
Alphabet Inc 0.6% Unchanged 11,643 $4.01M
Applovin Corp 0.5% Trimmed 0.4% 12,060 $3.5M
Usa Rare Earth Inc 0.5% New 223,354 $3.14M
Vistra Corp 0.5% Trimmed 39% 21,484 $2.97M
VB Vanguard Bd Index Fds 0.3% Added 3.2% 27,271 $1.91M
CH Crowdstrike Hldgs Inc 0.2% Added 102% 6,038 $1.6M
EP Enterprise Prods Partners L 0.2% Unchanged 38,241 $1.36M
GA General Amern Invs Co Inc 0.2% Unchanged 16,395 $1.04M
SS Select Sector SPDR Tr 0.1% Added 9.0% 15,529 $955K
Ares Management Corporation 0.1% Trimmed 78% 5,862 $681K
Exxonmobil Holdings Corp 0.1% New 3,464 $564K
Healthequity Inc 0.1% Trimmed 29% 5,840 $517K
BM Bny Mellon ETF Trust 0.1% New 10,066 $499K
VI Vanguard Index Fds 0.1% Added 0.2% 569 $399K
CT Celldex Therapeutics Inc New 0.1% Unchanged 11,537 $374K
SS SPDR Series Trust 0.1% New 2,050 $323K
Precigen Inc 0.0% Unchanged 30,000 $257K
M Mcdonalds Corp 0.0% Trimmed 0.8% 1,100 $254K
A& Alpha & Omega Semiconductor 0.0% Unchanged 8,304 $228K
TE Touchstone ETF Trust 0.0% Trimmed 33% 8,068 $226K
IT Ishares Tr 0.0% Unchanged 1,963 $222K
Five Below Inc 0.0% New 1,000 $220K

Timeline of changes

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

Q3 2026

quarter ended September 30, 2026 · filed October 08, 2026

Company Action Shares changed Value of change % of portfolio
Netflix Inc. Exited −164,140 −$11.7M —
Micron Technology Inc Added +10,576 +$11.3M 4.1%
Amazon Com Inc Trimmed −29,337 −$7.31M 4.3%
ST Seagate Technology Hldngs Pl New +6,823 +$6.29M 1.0%
Howmet Aerospace Inc Exited −22,178 −$5.96M —
Mp Materials Corp New +94,076 +$4.45M 0.7%
Meta Platforms Inc Trimmed −5,405 −$3.92M 4.0%
SG SPDR Gold Tr Added +9,794 +$3.73M 1.1%
TS Taiwan Semiconductor Manufac Added +7,947 +$3.63M 5.1%
Coherent Corp Exited −8,284 −$3.27M —

Showing the 10 largest of 68 changes.

Q2 2026

quarter ended June 30, 2026 · filed July 30, 2026

Company Action Shares changed Value of change % of portfolio
Alphabet Inc New +130,185 +$46M 6.9%
Alphabet Inc Exited −131,561 −$37.7M —
Mckesson Corp New +42,310 +$32M 4.8%
OA Oreilly Automotive Inc Added +186,933 +$17.2M 5.6%
Advanced Micro Devices Inc Trimmed −28,153 −$16.4M 2.2%
Micron Technology Inc Trimmed −13,129 −$15.2M 2.5%
Applovin Corp Trimmed −17,070 −$8.79M 0.9%
Carpenter Technology Corp Added +13,879 +$8.56M 3.3%
PE Pimco ETF Tr New +219,545 +$5.82M 0.9%
VS Vanguard Scottsdale Fds New +70,381 +$5.82M 0.9%

Showing the 10 largest of 66 changes.

Q1 2026

quarter ended March 31, 2026 · filed April 09, 2026

Company Action Shares changed Value of change % of portfolio
Caterpillar Inc New +25,382 +$18M 3.4%
Intuit Exited −22,042 −$14.6M —
Booking Holdings Inc Trimmed −3,385 −$14.3M 0.6%
Advanced Micro Devices Inc New +52,797 +$10.7M 2.0%
Ares Management Corporation Trimmed −98,101 −$10.7M 1.0%
Netflix Inc. Added +111,296 +$10.7M 3.2%
Carpenter Technology Corp New +21,375 +$8.42M 1.6%
Meta Platforms Inc Trimmed −10,552 −$6.04M 5.1%
Applovin Corp Added +14,074 +$5.6M 2.2%
Micron Technology Inc Trimmed −15,211 −$5.14M 1.7%

Showing the 10 largest of 49 changes.

Q4 2025

quarter ended December 31, 2025 · filed January 09, 2026

Company Action Shares changed Value of change % of portfolio
EL Eli Lilly & Co Trimmed −13,597 −$14.6M 5.2%
Mercadolibre Inc Exited −5,592 −$13.1M —
Alphabet Inc Trimmed −40,458 −$12.7M 7.1%
D R Horton Inc New +87,283 +$12.6M 2.2%
Apple Inc Added +38,174 +$10.4M 4.9%
AG Apollo Global Mgmt Inc Exited −76,763 −$10.2M —
Applovin Corp New +15,107 +$10.2M 1.8%
Progressive Corp Exited −41,214 −$10.2M —
Abbvie Inc New +42,059 +$9.61M 1.7%
Booking Holdings Inc Trimmed −1,607 −$8.61M 3.8%

Showing the 10 largest of 43 changes.

Q3 2025

quarter ended September 30, 2025 · filed October 06, 2025

Company Action Shares changed Value of change % of portfolio
Booking Holdings Inc Added +2,419 +$13.1M 5.6%
EL Eli Lilly & Co Added +14,518 +$11.1M 5.7%
Progressive Corp Trimmed −29,993 −$7.41M 1.8%
SG SPDR Gold Tr Exited −22,787 −$6.95M —
Micron Technology Inc New +41,395 +$6.93M 1.2%
CH Crowdstrike Hldgs Inc Trimmed −13,334 −$6.54M 0.5%
Ge Vernova Inc Trimmed −10,038 −$6.17M 1.0%
Cheniere Energy Inc New +26,187 +$6.15M 1.1%
Jpmorgan Chase & Co. Trimmed −17,220 −$5.43M 0.8%
Howmet Aerospace Inc Trimmed −19,297 −$3.79M 1.2%

Showing the 10 largest of 40 changes.

Q2 2025

quarter ended June 30, 2025 · filed July 17, 2025

Company Action Shares changed Value of change % of portfolio
Alphabet Inc New +159,721 +$28.3M 5.3%
Alphabet Inc Exited −141,959 −$22.2M —
Mercadolibre Inc New +5,598 +$14.6M 2.7%
EL Eli Lilly & Co Added +17,918 +$14M 4.0%
Unitedhealth Group Inc Exited −25,697 −$13.5M —
OA Oreilly Automotive Inc Added +132,834 +$12M 2.4%
D R Horton Inc Exited −74,748 −$9.5M —
Chipotle Mexican Grill Inc Exited −136,194 −$6.84M —
SG SPDR Gold Tr Added +20,965 +$6.39M 1.3%
Booking Holdings Inc Added +1,098 +$6.36M 3.6%

Showing the 10 largest of 45 changes.

Q1 2025

quarter ended March 31, 2025 · filed April 24, 2025

Company Action Shares changed Value of change % of portfolio
Alphabet Inc Exited −152,217 −$29M —
Alphabet Inc New +141,959 +$22.2M 5.2%
Progressive Corp New +62,133 +$17.6M 4.1%
Advanced Micro Devices Inc Exited −83,419 −$10.1M —
Ge Vernova Inc New +26,264 +$8.02M 1.9%
Howmet Aerospace Inc New +44,673 +$5.8M 1.4%
Msci Inc Trimmed −9,709 −$5.49M 1.2%
Microsoft Corp Trimmed −12,594 −$4.73M 7.0%
Nvidia Corporation Added +38,481 +$4.17M 7.6%
T-mobile Us Inc Trimmed −13,772 −$3.67M 5.3%

Showing the 10 largest of 46 changes.

Q4 2024

quarter ended December 31, 2024 · filed January 16, 2025

Company Action Shares changed Value of change % of portfolio
AG Apollo Global Mgmt Inc New +64,114 +$10.6M 2.3%
Chipotle Mexican Grill Inc New +139,534 +$8.41M 1.8%
EL Eli Lilly & Co New +9,483 +$7.32M 1.6%
Molina Healthcare Inc Trimmed −18,415 −$5.36M 0.7%
Meta Platforms Inc Added +8,466 +$4.96M 4.5%
Booking Holdings Inc Trimmed −566 −$2.81M 1.8%
Adobe Inc Exited −5,084 −$2.63M —
Servicenow Inc Trimmed −2,189 −$2.32M 2.0%
TS Taiwan Semiconductor Mfg Ltd Added +9,684 +$1.91M 2.6%
CH Crowdstrike Hldgs Inc Trimmed −5,341 −$1.83M 1.8%

Showing the 10 largest of 48 changes.

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