Brian Bares - Bares Capital Management 13F Activity & Position Changes (Q3 2018)

According to the SEC 13F filed on Nov 14, 2025, the Bares Capital Management portfolio showed several notable changes in holdings as of quarter-end Sep 30, 2018. The activity included new positions, additions to existing holdings, reductions, and complete exits, providing a clear view of how the portfolio evolved during the quarter.

During Q3 2018, the filing reported:

New Buys - None reported
Complete Exits - None reported

These updates highlight how the portfolio adjusted across different sectors and market conditions, offering insights into allocation shifts and investment trends.

Date Symbol Type Change Qty
Q3 2018
ALRM
Alarm.com Holdings, Inc.
Buy
+156,982
Q3 2018
ANSS
ANSYS, Inc.
Sell
-944,783
Q3 2018
BOX
Box, Inc.
Buy
+333,780
Q3 2018
CSGP
CoStar Group, Inc.
Sell
-63,132
Q3 2018
ELF
e.l.f. Beauty, Inc.
Buy
+767,108
Q3 2018
FAST
Fastenal Company
Buy
+657,073
Q3 2018
GWRE
Guidewire Software, Inc.
Buy
+260,298
Q3 2018
IBKR
Interactive Brokers Group, Inc.
Buy
+814,046
Q3 2018
IT
Gartner, Inc.
Buy
+555,868
Q3 2018
MIDD
The Middleby Corporation
Buy
+384,695
Q3 2018
PZZA
Papa John's International, Inc.
Buy
+282,854
Q3 2018
SQ
Block, Inc.
Buy
+365,624
Q3 2018
TRIP
TripAdvisor, Inc.
Buy
+703,220
Q3 2018
TYL
Tyler Technologies, Inc.
Buy
+96,806
Q3 2018
UA
Under Armour, Inc.
Buy
+1,623,852
Q3 2018
WAT
Waters Corporation
Buy
+118,126
Q3 2018
WDAY
Workday, Inc.
Buy
+1,765,806