Stocks/Funds/CIK 1312988

Berkshire Partners LLC

microcap filerlong-term holderconcentrated
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1312988
Assets
$6M
-87.6% YoY
Holdings
1
Lifetime alpha vs market
-36.93% annual
Average hold time
4.5 yr
median 4.5 yr

Quarterly history

Cum return -76% vs S&P +52% · α -128% lifetimeAUM $6M · peak $1.7BFlow $0M (+0%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-2.30%
trims when stocks drop
when a holding falls −10%+
Middle response
-18.70%
baseline attrition
Rally response
-25.21%
trims into rallies
when a holding rises +10%+

Top positions · 1

Ticker$ value% portYoYHold time
PTLOPortillo's Inc.$6M100.0%-55.5%4.5 yr

Portfolio composition (YoY)

Industry mix
Restaurants100.0%+0.0pp$6M
Country
US100.0%+0.0pp
Top 5: 100.0% · Top 10: 100.0% · Top 25: 100.0%

Winners

TickerPrev $PnLYoY %
PTLO$45M-0.02B-55.5%

Losers

TickerPrev $PnLYoY %
PTLO$45M-0.02B-55.5%

Top buys this quarter · 0

No buys this quarter

Top sells this quarter · 0

No sells this quarter

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$6M1-55.51%+17.59%-73.10%+0.00B
2025-12-31$5M1-51.70%+17.72%-69.42%-0.00B
2025-09-30$7M1-52.12%+17.52%-69.63%+0.00B
2025-06-30$12M1+20.06%+14.94%+5.12%-0.03B
2025-03-31$45M1-16.15%+8.30%-24.45%+0.00B
2024-12-31$35M1-40.99%+24.89%-65.88%-0.00B
2024-09-30$51M1-12.48%+36.04%-48.51%-0.03B
2024-06-30$58M1-56.86%+24.49%-81.35%+0.00B
2024-03-31$84M1-33.65%+29.62%-63.27%+0.00B
2023-12-31$94M1-16.21%+26.18%-42.38%-0.00B
2023-09-30$91M1-20.78%+21.57%-42.35%+0.00B
2023-06-30$133M1+34.14%+19.42%+14.71%-0.00B
2023-03-31$130M1-2.71%-7.82%+5.11%-0.48B
2022-12-31$540M3-2.14%+7.56%-9.71%-0.40B
2022-09-30$965M3+15.67%-4.93%+20.60%-0.21B
2022-06-30$1.02B3-23.53%-16.11%-7.42%-0.08B