Stocks/Funds/CIK 1592643

Select Equity Group, L.P.

long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1592643
Assets
$18.77B
-16.2% YoY
Holdings
159
Lifetime alpha vs market
-4.26% annual
Average hold time
3.9 yr
median 3.3 yr

Quarterly history

Cum return +35% vs S&P +72% · α -37% lifetimeAUM $18.8B · peak $33.7BFlow $-1.7B (-8%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-7.61%
trims when stocks drop
when a holding falls −10%+
Middle response
-2.88%
baseline attrition
Rally response
-12.33%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
LYVLive Nation Entertainmen$815M4.3%+16.8%8.0 yr
$794M4.2%2.0 yr
ITTITT Inc.$746M4.0%+48.7%3.5 yr
WABWestinghouse Air Brake T$731M3.9%+38.5%7.3 yr
MKLMarkel Corporation$723M3.9%+2.4%3.8 yr
SGISomnigroup International$686M3.7%+24.4%4.8 yr
MLMMartin Marietta Material$608M3.2%+23.8%10.3 yr
TSCOTractor Supply Company$602M3.2%-16.4%7.8 yr
LHLabcorp Holdings Inc.$580M3.1%+15.9%2.0 yr
BROBrown & Brown, Inc.$523M2.8%-47.2%9.8 yr
CRH.LCRH plc$511M2.7%2.5 yr
SCIService Corporation Inte$504M2.7%+4.6%9.0 yr
STESTERIS plc$474M2.5%-1.5%6.8 yr
NDAQNasdaq, Inc.$472M2.5%+13.3%1.0 yr
ALCAlcon Inc.$419M2.2%-20.3%1.8 yr

Portfolio composition (YoY)

Industry mix
Unknown8.8%+2.3pp$1.65B
Industrial - Machinery6.6%-2.5pp$1.24B
Construction Materials6.2%-0.5pp$1.17B
Specialty Retail4.5%+1.5pp$842M
Medical - Diagnostics & Research4.4%+0.7pp$821M
Entertainment4.3%+0.2pp$815M
Semiconductors4.2%+1.1pp$788M
Hardware, Equipment & Parts4.1%-0.4pp$771M
Insurance - Property & Casualty4.1%+2.0pp$766M
Railroads4.1%+0.3pp$761M
Country
US75.7%-3.2pp
Unknown8.8%+2.3pp
IE5.2%-1.1pp
CH3.1%+0.3pp
CA2.5%+0.2pp
TW1.9%+0.5pp
BM1.6%-0.0pp
LU0.9%+0.9pp
Top 5: 20.3% · Top 10: 36.3% · Top 25: 67.3%

Winners

TickerPrev $PnLYoY %
EME$382M+0.38B100.2%
TSM$308M+0.32B105.6%
WAB$830M+0.32B38.5%
ITT$616M+0.30B48.7%
SGI$906M+0.22B24.4%

Losers

TickerPrev $PnLYoY %
BRO$781M-0.37B-47.2%
PAYX$539M-0.20B-38.2%
MIDD$838M-0.11B-12.8%
ALC$515M-0.11B-20.3%
TSCO$494M-0.08B-16.4%

Top buys this quarter · 15

ROL Rollins, Inc.+$175M
NDAQ Nasdaq, Inc.+$154M
NET Cloudflare, Inc.+$149M
CHRW C.H. Robinson Worldwide, Inc.+$139M
HUBB Hubbell Incorporated+$132M
PKG Packaging Corporation of Ameri+$114M
SPOT Spotify Technology S.A.+$96M
FNV Franco-Nevada Corporation+$92M
CLH Clean Harbors, Inc.+$81M
VRSK Verisk Analytics, Inc.+$80M

Top sells this quarter · 15

JLL Jones Lang LaSalle Incorporateexit$277M
BJ BJ's Wholesale Club Holdings, exit$265M
MIDD The Middleby Corporation$203M
PAYX Paychex, Inc.$188M
WAB Westinghouse Air Brake Technol$159M
MORN Morningstar, Inc.$149M
CDW CDW Corporation$131M
FTV Fortive Corporation$119M
TECH Bio-Techne Corporation$111M
TRMB Trimble Inc.$110M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$18.77B159+7.53%+17.59%-10.06%-1.69B
2025-12-31$21.54B163+9.80%+17.72%-7.92%-1.62B
2025-09-30$23.38B152+12.25%+17.52%-5.26%-0.97B
2025-06-30$23.50B144+18.15%+14.94%+3.21%-1.21B
2025-03-31$22.40B143+1.30%+8.30%-7.00%-1.38B
2024-12-31$24.52B142+16.26%+24.89%-8.63%-3.22B
2024-09-30$27.39B140+31.79%+36.04%-4.25%-0.11B
2024-06-30$25.22B145+16.00%+24.49%-8.49%-0.98B
2024-03-31$27.70B143+29.69%+29.62%+0.07%-2.50B
2023-12-31$27.13B150+24.68%+26.18%-1.50%-0.70B
2023-09-30$24.24B162+14.56%+21.57%-7.01%-1.33B
2023-06-30$26.64B155+12.75%+19.42%-6.68%-1.40B
2023-03-31$26.52B157-13.45%-7.82%-5.63%-1.01B
2022-12-31$25.72B163+5.48%+7.56%-2.08%+0.26B
2022-09-30$24.14B163-5.53%-4.93%-0.60%-1.16B
2022-06-30$26.78B147-18.84%-16.11%-2.73%+1.86B