Stocks/Funds/CIK 1595533

Summit Street Capital Management, LLC

long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1595533
Assets
$707M
+9.3% YoY
Holdings
31
Lifetime alpha vs market
+6.48% annual
Average hold time
5.5 yr
median 6.0 yr

Quarterly history

Cum return +96% vs S&P +52% · α +43% lifetimeAUM $707M · peak $729MFlow $-55M (-9%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+6.04%
adds when stocks drop
when a holding falls −10%+
Middle response
+1.81%
steady accumulation
Rally response
+1.25%
adds into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
CFCF Industries Holdings, $35M4.9%+70.0%3.0 yr
TNKTeekay Tankers Ltd.$35M4.9%+99.4%1.0 yr
LYBLyondellBasell Industrie$34M4.8%+25.0%10.5 yr
UTHRUnited Therapeutics Corp$34M4.8%+92.4%10.3 yr
WFRDWeatherford Internationa$34M4.8%+79.5%0.8 yr
HCCWarrior Met Coal, Inc.$33M4.6%+96.2%3.0 yr
CNRCore Natural Resources, $32M4.5%+36.6%1.3 yr
VLOValero Energy Corporatio$32M4.5%+92.6%8.5 yr
LNTHLantheus Holdings, Inc.$32M4.5%-22.3%0.5 yr
STNGScorpio Tankers Inc.$31M4.4%+105.1%1.0 yr
MPCMarathon Petroleum Corpo$26M3.6%+71.2%6.3 yr
MOHMolina Healthcare, Inc.$26M3.6%-59.5%10.5 yr
SIGSignet Jewelers Limited$24M3.3%+48.1%0.8 yr
KLACKLA Corporation$22M3.1%+118.2%7.5 yr
LRCXLam Research Corporation$22M3.1%+196.1%1.5 yr

Portfolio composition (YoY)

Industry mix
Semiconductors13.8%-2.8pp$98M
Oil & Gas Refining & Marketing10.7%+1.0pp$76M
Coal9.2%+1.6pp$65M
Medical - Healthcare Plans8.3%-1.8pp$59M
Oil & Gas Equipment & Services7.0%+3.5pp$49M
Entertainment4.9%-3.2pp$35M
Agricultural Inputs4.9%+1.1pp$35M
Marine Shipping4.9%$35M
Chemicals4.8%+0.1pp$34M
Biotechnology4.8%+0.5pp$34M
Country
US87.4%-9.9pp
CA4.9%+4.1pp
MC4.4%
BM3.3%
Top 5: 24.1% · Top 10: 46.6% · Top 25: 89.5%

Winners

TickerPrev $PnLYoY %
WBD$31M+0.05B155.9%
LRCX$22M+0.04B196.1%
MU$13M+0.04B289.6%
KLAC$24M+0.03B118.2%
AMAT$19M+0.03B137.6%

Losers

TickerPrev $PnLYoY %
MOH$24M-0.01B-59.5%
HUM$24M-0.01B-33.8%
HPQ$21M-0.01B-27.1%
LB$22M-0.00B-3.4%

Top buys this quarter · 5

MOH Molina Healthcare, Inc.+$14M
BKE The Buckle, Inc.+$1M
LNTH Lantheus Holdings, Inc.+$1M
SIG Signet Jewelers Limited+$1M
ANTM Elevance Health Inc.+$22M

Top sells this quarter · 8

LYB LyondellBasell Industries N.V.$26M
MU Micron Technology, Inc.$13M
WBD Warner Bros. Discovery, Inc.$10M
LRCX Lam Research Corporation$7M
AMAT Applied Materials, Inc.$20M
DDS Dillard's, Inc.$5M
CF CF Industries Holdings, Inc.$23M
IDCC InterDigital, Inc.$4M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$707M31+68.16%+17.59%+50.56%-0.06B
2025-12-31$636M31+36.27%+17.72%+18.55%-0.14B
2025-09-30$729M30+25.87%+17.52%+8.36%-0.02B
2025-06-30$606M30+1.71%+14.94%-13.23%-0.08B
2025-03-31$647M31-6.11%+8.30%-14.41%-0.01B
2024-12-31$677M31+2.74%+24.89%-22.14%+0.40B
2024-09-30$280M29+14.12%+36.04%-21.92%+0.01B
2024-06-30$274M29+17.54%+24.49%-6.95%+0.02B
2024-03-31$260M31+22.83%+29.62%-6.79%+0.01B
2023-12-31$236M31+22.36%+26.18%-3.82%-0.01B
2023-09-30$224M31+24.90%+21.57%+3.33%+0.01B
2023-06-30$212M31+13.86%+19.42%-5.57%+0.02B
2023-03-31$188M30+0.86%-7.82%+8.67%+0.02B
2022-12-31$158M30+11.71%+7.56%+4.15%-0.00B
2022-09-30$144M30-5.98%-4.93%-1.05%+0.00B
2022-06-30$152M30-9.32%-16.11%+6.79%+0.00B