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Super Investors Burren Capital Advisors Ltd
BC

Burren Capital Advisors Ltd

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

Portfolio value
$33M
Positions
16
Quarter ended
September 30, 2025
Filed
November 12, 2025

Reported portfolio value by quarter (38 quarters reported)

$264M —
Q2 13 Q2 15 Q2 17 Q2 19 Q2 21 Q3 25

$264M in Q2 2013 → $33M now. Hover for any quarter.

Holdings

As reported for the quarter ended September 30, 2025. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Verona Pharma PLC 20.4% New 63,198 $6.74M
VS Verint Sys Inc 12.9% New 210,660 $4.27M
Txnm Energy Inc 10.8% New 63,198 $3.57M
AL Air Lease Corp 10.5% New 54,421 $3.46M
FC Frontier Communications Pare 10.0% Unchanged 88,729 $3.31M
Kellanova 6.5% Trimmed 36% 54,185 $2.15M
Zimvie Inc 6.0% New 105,330 $1.99M
Avidxchange Holdings Inc 4.2% Unchanged 139,842 $1.39M
SF Synovus Finl Corp 3.1% New 21,066 $1.03M
Surmodics Inc 3.0% Trimmed 6.1% 33,664 $1.01M
The Odp Corp 2.9% New 34,955 $973K
Premier Inc 2.9% New 34,955 $972K
Dayforce Inc 2.2% New 10,533 $726K
Staar Surgical Co 2.0% New 24,577 $660K
CS Core Scientific Inc New 1.3% New 24,577 $441K
CC Cross Ctry Healthcare Inc 0.9% New 20,973 $298K

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q3 2025

quarter ended September 30, 2025 · filed November 12, 2025

Company Action Shares changed Value of change % of portfolio
Verona Pharma PLC New +63,198 +$6.74M 20.4%
SU Skechers U S A Inc Exited −69,921 −$4.41M —
VS Verint Sys Inc New +210,660 +$4.27M 12.9%
Txnm Energy Inc New +63,198 +$3.57M 10.8%
AL Air Lease Corp New +54,421 +$3.46M 10.5%
Walgreens Boots Alliance Inc Exited −244,724 −$2.81M —
Hess Corp Exited −17,480 −$2.42M —
Zimvie Inc New +105,330 +$1.99M 6.0%
Nv5 Global Inc Exited −82,095 −$1.9M —
Juniper Networks Inc Exited −45,449 −$1.81M —

Showing the 10 largest of 25 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 07, 2025

Company Action Shares changed Value of change % of portfolio
SU Skechers U S A Inc New +69,921 +$4.41M 12.9%
Kellanova Added +48,275 +$4.04M 20.6%
IT Intra-cellular Therapies Inc Exited −20,074 −$2.65M —
Walgreens Boots Alliance Inc Added +199,629 +$2.29M 8.2%
Ansys Inc Exited −6,453 −$2.04M —
Nv5 Global Inc New +82,095 +$1.9M 5.5%
Couchbase Inc New +73,417 +$1.79M 5.2%
Championx Corporation Trimmed −71,690 −$1.78M 3.3%
Berry Global Group Inc Exited −25,092 −$1.75M —
DF Discover Finl Svcs Exited −10,037 −$1.71M —

Showing the 10 largest of 21 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 07, 2025

Company Action Shares changed Value of change % of portfolio
Championx Corporation New +117,055 +$3.49M 12.5%
Kellanova New +35,846 +$2.96M 10.6%
D& Dun & Bradstreet Hldgs Inc New +301,098 +$2.69M 9.6%
IT Intra-cellular Therapies Inc New +20,074 +$2.65M 9.5%
Ansys Inc New +6,453 +$2.04M 7.3%
Zuora Inc Exited −200,000 −$1.98M —
FC Frontier Communications Pare New +53,768 +$1.93M 6.9%
Smartsheet Inc Exited −33,218 −$1.86M —
DF Discover Finl Svcs New +10,037 +$1.71M 6.1%
PC Patterson Cos Inc Exited −53,768 −$1.66M —

Showing the 10 largest of 27 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 07, 2025

Company Action Shares changed Value of change % of portfolio
Hess Corp New +18,147 +$2.41M 14.4%
Zuora Inc New +200,000 +$1.98M 11.8%
Smartsheet Inc New +33,218 +$1.86M 11.1%
PC Patterson Cos Inc New +53,768 +$1.66M 9.9%
Amedisys Inc New +23,044 +$1.54M 9.2%
Barnes Group Inc New +28,000 +$1.32M 7.9%
AT Air Transport Services Grp I New +53,768 +$1.18M 7.0%
Hashicorp Inc New +104,853 +$1.03M 6.2%
Berry Global Group Inc New +14,338 +$927K 5.5%
AC Albertsons Cos Inc New +79,436 +$786K 4.7%

Showing the 10 largest of 16 changes.

Q3 2021

quarter ended September 30, 2021 · filed November 15, 2021

Company Action Shares changed Value of change % of portfolio
WT Willis Towers Watson PLC Ltd Exited −4,635 −$1.07M —
NT Nothing To Declare New +0 — —

Q2 2021

quarter ended June 30, 2021 · filed August 16, 2021

Company Action Shares changed Value of change % of portfolio
ST Slack Technologies Inc Exited −82,200 −$3.34M —
R Realpage Inc Exited −24,013 −$2.09M —
WT Willis Towers Watson PLC Ltd Trimmed −5,295 −$1.22M 100.0%
AP Alexion Pharmaceuticals Inc Exited −4,500 −$688K —

Q1 2021

quarter ended March 31, 2021 · filed May 17, 2021

Company Action Shares changed Value of change % of portfolio
R Realpage Inc Trimmed −15,587 −$1.36M 24.9%
Biotelemetry Inc Exited −9,800 −$706K —
AP Alexion Pharmaceuticals Inc New +4,500 +$688K 8.2%
CP Cardtronics PLC Exited −18,345 −$648K —

Q4 2020

quarter ended December 31, 2020 · filed February 16, 2021

Company Action Shares changed Value of change % of portfolio
ST Slack Technologies Inc New +82,200 +$3.47M 33.5%
R Realpage Inc New +39,600 +$3.46M 33.3%
WT Willis Towers Watson PLC Ltd New +9,930 +$2.09M 20.2%
Biotelemetry Inc New +9,800 +$706K 6.8%
CP Cardtronics PLC New +18,345 +$648K 6.2%
Bristol-myers Squibb Co Exited −59,024 −$133K —

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