FCHI8,141.92-0.19%
GDAXI24,083.53-0.19%
DJI49,153.06-0.16%
XLE56.78-0.16%
STOXX50E5,860.32-0.39%
XLF51.760.67%
FTSE10,321.09-0.56%
IXIC24,865.120.11%
RUT2,788.270.05%
GSPC7,171.290.09%
Temp29.3°C
UV12.5
Feels33.3°C
Humidity66%
Wind13.7 km/h
Air QualityAQI 1
Cloud Cover25%
Rain0%
Sunrise06:00 AM
Sunset06:47 PM
Time12:25 PM

Institutional Manager · CIK 0001021296

BROOKTREE CAPITAL MANAGEMENT

Grand Rapids, MI · File #028-20186

Latest AUM
$150.3M
Positions
41
Top-10 Concentration
78.1%
Filings
9

Portfolio Value Over Time

2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12

Biggest QoQ Changes

Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.

ActionIssuerTicker / CUSIPΔ SharesFlow ($)Price Effect
ADDTHRYV HLDGS INCTHRY+517,597+$3.1M-$5.1M
ADDPAR TECHNOLOGY CORPPAR+35,113+$1.3M-$1.2M
ADDIAC INCIAC+28,221+$1.1M+$1.5M
REDUCEINTERACTIVE BROKERS GROUP IN45841N107-16,138-$1.0M-$1.9M
REDUCEFISERV INCFISV-15,326-$1.0M-$3.4M
EXITEDORACLE CORP68389X105-1,000-$281,240$0
REDUCERIMINI STR INC DEL76674Q107-60,673-$235,411-$3.1M
REDUCEPFIZER INCPFE-9,136-$227,486-$75,195
ADDQUALCOMM INCQCOM+1,291+$220,826+$238,406
ADDDEXCOM INCDXCM+2,777+$184,309-$38,529

Sector Allocation

Technology
28.3%$42.5M
Healthcare
11.2%$16.8M
Industrials
1.7%$2.6M
Energy
0.8%$1.2M

Filing History

Top 20 Holdings — Dec 2025

#IssuerTickerSharesValue% of Portfolio
1INTERACTIVE BROKERS GROUP IN45841N107400,728$25.8M17.14%
2RIMINI STR INC DEL76674Q1073,836,703$14.9M9.90%
3PAR TECHNOLOGY CORPPAR389,408$14.1M9.40%
4IAC INCIAC320,899$12.5M8.35%
5BREAD FINANCIAL HOLDINGS INCBFH-PA162,064$12.0M7.98%
6BERKSHIRE HATHAWAY INC DELBRK-A21,916$11.0M7.33%
7QUALCOMM INCQCOM52,124$8.9M5.93%
8THRYV HLDGS INCTHRY1,358,938$8.2M5.47%
9JOHNSON & JOHNSONJNJ29,879$6.2M4.11%
10EXTREME NETWORKSEXTR222,085$3.7M2.46%
11PFIZER INCPFE120,510$3.0M2.00%
12DEXCOM INCDXCM44,657$3.0M1.97%
13ROCKET COS INC77311W101145,644$2.8M1.88%
14FISERV INCFISV40,069$2.7M1.79%
15GENERAL DYNAMICS CORPGD6,859$2.3M1.54%
16MICROSOFT CORPMSFT4,584$2.2M1.47%
17ELI LILLY & COLLY2,058$2.2M1.47%
18DXC TECHNOLOGY CODXC103,308$1.5M1.01%
19WEST PHARMACEUTICAL SVSC INC9553061055,159$1.4M0.94%
20ISHARES TR4642877216,476$1.3M0.86%