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Super Investors Summit Street Capital Management, LLC
SS

Summit Street Capital Management, LLC

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

Portfolio value
$713M
Positions
31
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (47 quarters reported)

$729M $84.2M
Q4 14 Q2 17 Q4 19 Q2 22 Q4 24 Q2 26

$102M in Q4 2014 → $713M 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
LH Lantheus Hldgs Inc 6.2% Trimmed 3.6% 400,699 $44.5M
Molina Healthcare Inc 5.8% Trimmed 5.5% 182,031 $41.6M
Humana Inc 5.1% Added 37% 91,449 $36.3M
Signet Jewelers Limited 4.1% Added 21% 337,316 $29.1M
UT United Therapeutics Corp Del 4.0% Trimmed 7.2% 52,789 $28.6M
EH Elevance Health Inc Formerly 3.9% Trimmed 2.6% 72,040 $27.9M
WI Weatherford Intl PLC 3.9% Trimmed 4.9% 337,875 $27.5M
Fox Corp 3.8% Added 62% 514,311 $26.8M
Hp Inc 3.7% Added 86% 1,189,974 $26.1M
Valero Energy Corp 3.7% Trimmed 22% 100,073 $26.1M
CI Cf Industries Hold 3.6% Trimmed 11% 238,812 $25.9M
Warrior Met Coal Inc 3.6% Trimmed 9.9% 317,202 $25.7M
MP Marathon Pete Corp 3.5% Trimmed 7.0% 97,758 $25M
Core Natural Resources Inc 3.2% Trimmed 6.9% 284,218 $22.7M
Kla Corp 3.1% Added 389% 73,279 $22.1M
CN Comcast Corp New 3.1% New 895,459 $22M
Micron Technology Inc 3.1% Trimmed 65% 19,018 $22M
Lam Research Corp 3.1% Trimmed 50% 50,428 $21.9M
AM Applied Matls Inc 3.0% Trimmed 50% 29,589 $21.4M
Intel Corp 2.7% Trimmed 62% 137,030 $19.1M
Hf Sinclair Corp 2.6% Trimmed 11% 263,017 $18.3M
Interdigital Inc 2.5% Unchanged 64,149 $18.2M
Scorpio Tankers Inc 2.5% Trimmed 39% 256,772 $17.8M
LI Lyondellbasell Industries Nv 2.5% Trimmed 20% 336,501 $17.7M
Teekay Tankers Ltd 2.5% Trimmed 43% 270,880 $17.6M
D Dillards Inc 2.4% Trimmed 4.2% 31,734 $16.8M
CS Cisco Sys Inc 2.3% Trimmed 30% 142,412 $16.7M
LC Landbridge Company LLC 2.3% Trimmed 11% 203,365 $16.1M
TP Texas Pacific Land Corporati 2.1% Trimmed 8.0% 33,918 $14.8M
Buckle Inc 1.6% Trimmed 6.8% 271,903 $11.5M
Gentex Corp 0.7% Unchanged 192,825 $4.87M

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
Micron Technology Inc Trimmed −34,582 −$39.9M 3.1%
Intel Corp Trimmed −219,602 −$30.7M 2.7%
Lam Research Corp Trimmed −51,053 −$22.1M 3.1%
CN Comcast Corp New New +895,459 +$22M 3.1%
AM Applied Matls Inc Trimmed −29,615 −$21.4M 3.0%
Kla Corp Added +58,298 +$17.6M 3.1%
Warner Bros Discovery Inc Exited −597,500 −$16.4M —
Teekay Tankers Ltd Trimmed −200,267 −$13M 2.5%
Hp Inc Added +551,005 +$12.1M 3.7%
Scorpio Tankers Inc Trimmed −162,187 −$11.2M 2.5%

Showing the 10 largest of 30 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 15, 2026

Company Action Shares changed Value of change % of portfolio
LI Lyondellbasell Industries Nv Trimmed −185,848 −$15M 4.8%
Molina Healthcare Inc Added +107,065 +$14.3M 3.6%
Micron Technology Inc Trimmed −38,863 −$13.1M 2.6%
Warner Bros Discovery Inc Trimmed −373,877 −$10.3M 2.3%
Lam Research Corp Trimmed −33,706 −$7.2M 3.1%
AM Applied Matls Inc Trimmed −16,832 −$5.75M 2.9%
D Dillards Inc Trimmed −8,635 −$4.94M 2.7%
CI Cf Industries Hold Trimmed −34,728 −$4.51M 4.9%
Interdigital Inc Trimmed −12,699 −$3.84M 2.7%
EH Elevance Health Inc Formerly Added +11,087 +$3.25M 3.1%

Showing the 10 largest of 13 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 17, 2026

Company Action Shares changed Value of change % of portfolio
LH Lantheus Hldgs Inc New +405,664 +$27M 4.2%
Micron Technology Inc Trimmed −48,704 −$13.9M 4.1%
Lam Research Corp Trimmed −69,065 −$11.8M 3.6%
AM Applied Matls Inc Trimmed −43,123 −$11.1M 3.1%
Molina Healthcare Inc Trimmed −58,457 −$10.1M 2.3%
LI Lyondellbasell Industries N Added +214,521 +$9.29M 4.1%
Humana Inc Trimmed −32,942 −$8.44M 2.7%
D Dillards Inc Trimmed −13,082 −$7.93M 4.0%
Interdigital Inc Trimmed −22,768 −$7.25M 3.8%
TP Texas Pacific Land Corporati Added +22,290 +$6.4M 1.7%

Showing the 10 largest of 31 changes.

Q3 2025

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

Company Action Shares changed Value of change % of portfolio
Warner Bros Discovery Inc Trimmed −1,543,740 −$30.1M 3.1%
WI Weatherford Intl PLC New +398,661 +$27.3M 3.7%
Signet Jewelers Limited New +264,054 +$25.3M 3.5%
Micron Technology Inc Trimmed −116,000 −$19.4M 3.2%
Molina Healthcare Inc Added +77,573 +$14.8M 3.8%
Kla Corp Trimmed −12,371 −$13.3M 3.0%
Lam Research Corp Trimmed −79,171 −$10.6M 3.8%
Hp Inc Added +184,545 +$10.4M 7.0%
K& Kulicke & Soffa Inds Inc Exited −281,812 −$9.75M —
Intel Corp Trimmed −245,471 −$8.24M 2.3%

Showing the 10 largest of 27 changes.

Q2 2025

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

Company Action Shares changed Value of change % of portfolio
Scorpio Tankers Inc New +498,612 +$19.5M 3.2%
Teekay Tankers Ltd New +438,649 +$18.3M 3.0%
Trinet Group Inc Exited −165,680 −$13.1M —
Micron Technology Inc Added +102,451 +$12.6M 5.2%
Huntsman Corp Exited −546,676 −$8.63M —
Hf Sinclair Corp Trimmed −202,522 −$8.32M 2.5%
Buckle Inc Trimmed −97,532 −$4.42M 2.8%
Core Natural Resources Inc Trimmed −58,841 −$4.1M 3.0%
K& Kulicke & Soffa Inds Inc Trimmed −106,365 −$3.68M 1.6%
Warrior Met Coal Inc Trimmed −67,062 −$3.07M 3.3%

Showing the 10 largest of 32 changes.

Q1 2025

quarter ended March 31, 2025 · filed August 04, 2025

Company Action Shares changed Value of change % of portfolio
CE Consol Energy Inc New Exited −244,029 −$26M —
Core Natural Resources Inc New +319,826 +$24.7M 4.1%
Interdigital Inc Trimmed −81,283 −$16.8M 4.6%
TP Texas Pacific Land Corporati Trimmed −12,038 −$16M 3.5%
Micron Technology Inc Trimmed −89,917 −$7.81M 2.2%
CS Cisco Sys Inc Trimmed −104,175 −$6.43M 3.4%
LI Lyondellbasell Industries N Added +90,932 +$6.4M 3.6%
LC Landbridge Company LLC Added +41,905 +$3.01M 3.7%
Valero Energy Corp Added +17,895 +$2.36M 3.9%
Hp Inc Added +83,800 +$2.32M 3.5%

Showing the 10 largest of 26 changes.

Q4 2024

quarter ended December 31, 2024 · filed August 04, 2025

Company Action Shares changed Value of change % of portfolio
BH Berkshire Hathaway Inc Del Exited −58 −$40.1M —
Interdigital Inc Added +130,336 +$25.2M 6.6%
D Dillards Inc New +57,419 +$24.8M 3.9%
Lam Research Corp New +284,260 +$20.5M 3.2%
Warner Bros Discovery Inc Added +1,727,121 +$18.3M 4.7%
UT United Therapeutics Corp Del Added +50,420 +$17.8M 4.8%
LC Landbridge Company LLC New +269,191 +$17.7M 2.8%
TP Texas Pacific Land Corporati Added +14,908 +$16.5M 4.9%
CI Cf Inds Hldgs Inc Added +190,321 +$16.2M 4.1%
Humana Inc Added +62,987 +$16M 3.5%

Showing the 10 largest of 32 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 14, 2024

Company Action Shares changed Value of change % of portfolio
Fox Corp Added +84,119 +$3.56M 2.2%
MI Magna Intl Inc Trimmed −79,413 −$3.26M 0.3%
Intel Corp Added +128,007 +$3M 2.8%
Huntsman Corp Trimmed −71,931 −$1.74M 1.9%
K& Kulicke & Soffa Inds Inc Trimmed −37,884 −$1.71M 2.0%
Micron Technology Inc Added +13,964 +$1.45M 3.6%
Hf Sinclair Corp Added +29,969 +$1.34M 2.9%
TP Texas Pacific Land Corporati Trimmed −1,322 −$1.17M 4.1%
Hp Inc Added +27,726 +$995K 3.4%
LI Lyondellbasell Industries N Added +7,171 +$688K 3.0%

Showing the 10 largest of 20 changes.

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