Brooktree Capital Management
In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 7, 2025), Brooktree Capital Management reported 42 stock positions worth $157.4 million. Its top holding was Interactive Brokers Gro Class A (IBKR) at 18.2% of the portfolio, followed by Rimini Street (RMNI, 11.6%) and Par Technology (PAR, 8.9%). Compared with Q2 2025, it opened 2 new positions, sold out of 1, added to 14 and reduced 6. The biggest buy was Thryv (THRY, shares +18%) and the biggest sale an exit from Cardlytics (CDLX).
- Most Recent 13F
- Q2 2026
- Location
- Grand Rapids, MI
- CIK
- 0001021296
- Portfolio Value
- $157.4M (Q3 2025)
- SEC Filing
- 0000905729-25-000181 ↗ filed Nov 7, 2025
Holdings Value
Holdings 42 stocks · $157.4M
| IBKR Interactive Brokers Gro Class A | 18.23% | 416,866 | $28.7M | Reduce -16.9% |
| RMNI Rimini Street Inc. | 11.59% | 3,897,376 | $18.2M | Reduce -0.1% |
| PAR Par Technology Corp. | 8.91% | 354,295 | $14.0M | Add +8.1% |
| BRK.B Berkshire Hathaway Inc. Class B | 7.08% | 22,154 | $11.1M | Add +5.3% |
| THRY Thryv Holdings Inc. | 6.45% | 841,341 | $10.1M | Add +17.6% |
| PPLI People Inc. filed as IAC INC | 6.34% | 292,678 | $10.0M | Add +18.6% |
| BFH Bread Financial Holdings Inc. | 5.82% | 164,084 | $9.2M | Add +5.1% |
| QCOM Qualcomm Inc. | 5.37% | 50,833 | $8.5M | Add +8.5% |
| FISV Fiserv Inc. | 4.54% | 55,395 | $7.1M | Add +22.7% |
| JNJ Johnson & Johnson | 3.56% | 30,228 | $5.6M | Add +4.8% |
| EXTR Extreme Networks Inc. | 2.96% | 225,213 | $4.7M | Add +2.4% |
| PFE Pfizer Inc. | 2.10% | 129,646 | $3.3M | Add +6.8% |
| RKT Rocket Cos Inc. Class A | 1.83% | 148,653 | $2.9M | Add +27.5% |
| DXCM Dexcom Inc. | 1.79% | 41,880 | $2.8M | Add +43.2% |
| MSFT Microsoft Corp. | 1.54% | 4,670 | $2.4M | Reduce -5.2% |
| GD General Dynamics Corp. | 1.52% | 7,016 | $2.4M | Reduce -5.4% |
| LLY Eli Lilly & Co. | 1.00% | 2,068 | $1.6M | Reduce -7.9% |
| DXC DXC Technology Co. | 0.91% | 105,261 | $1.4M | Add +5.3% |
| WST West Pharmaceutical Services | 0.88% | 5,299 | $1.4M | Add +7.6% |
| IYW iShares Ustechnology ETF | 0.84% | 6,746 | $1.3M | No change |
| ABBV Abbvie Inc. | 0.73% | 4,958 | $1.1M | No change |
| XOM Exxon Mobil Corp. | 0.72% | 10,076 | $1.1M | No change |
| SYK Stryker Corp. | 0.63% | 2,693 | $996K | No change |
| MCD McDonald's Corp. | 0.44% | 2,296 | $698K | No change |
| ABT Abbott Laboratories | 0.43% | 5,100 | $683K | No change |
| JPM JPMorgan Chase & Co. | 0.40% | 2,000 | $631K | No change |
| AAPL Apple Inc. | 0.35% | 2,175 | $554K | No change |
| GOOG Alphabet Inc. Class C | 0.31% | 2,000 | $487K | No change |
| GOOGL Alphabet Inc. Class A | 0.31% | 2,000 | $486K | No change |
| PEP Pepsico Inc. | 0.26% | 2,950 | $414K | Reduce -15.7% |
| HD Home Depot Inc. | 0.26% | 1,015 | $411K | No change |
| NET Cloudflare Inc. Class A | 0.20% | 1,460 | $313K | New |
| BNY Bank of New York Mellon Corp. filed as BANK NEW YORK MELLON CORP | 0.20% | 2,860 | $312K | No change |
| AMGN Amgen Inc. | 0.18% | 1,000 | $282K | No change |
| ORCL Oracle Corp. | 0.18% | 1,000 | $281K | No change |
| WIX Wix.com Ltd. | 0.18% | 1,552 | $276K | New |
| KO The Coca-Cola Co. | 0.17% | 4,000 | $265K | No change |
| EMR Emerson Electric Co. | 0.17% | 2,000 | $262K | No change |
| AMZN Amazon.com Inc. | 0.16% | 1,177 | $258K | No change |
| KMB Kimberly-Clark Corp. | 0.16% | 2,000 | $249K | No change |
| PG The Procter & Gamble Co. | 0.16% | 1,600 | $246K | No change |
| CL Colgate-Palmolive Co. | 0.14% | 2,850 | $228K | No change |
Portfolio Sells Q2 2025 → Q3 2025
| CDLX Cardlytics Inc. | Sold out | 0.00% | −0.26 |
| LLY Eli Lilly & Co. | Reduce -7.9% | 1.00% | −0.14 |
| MSFT Microsoft Corp. | Reduce -5.2% | 1.54% | −0.07 |
| PEP Pepsico Inc. | Reduce -15.7% | 0.26% | −0.04 |
| IBKR Interactive Brokers Gro Class A | Reduce -16.9% | 18.23% | +0.05 |
| GD General Dynamics Corp. | Reduce -5.4% | 1.52% | +0.11 |
| RMNI Rimini Street Inc. | Reduce -0.1% | 11.59% | +1.97 |
Portfolio Buys Q2 2025 → Q3 2025
| THRY Thryv Holdings Inc. | Add +17.6% | 6.45% | +0.76 |
| RKT Rocket Cos Inc. Class A | Add +27.5% | 1.83% | +0.75 |
| JNJ Johnson & Johnson | Add +4.8% | 3.56% | +0.68 |
| QCOM Qualcomm Inc. | Add +8.5% | 5.37% | +0.49 |
| BRK.B Berkshire Hathaway Inc. Class B | Add +5.3% | 7.08% | +0.40 |
| EXTR Extreme Networks Inc. | Add +2.4% | 2.96% | +0.37 |
| PPLI People Inc. | Add +18.6% | 6.34% | +0.31 |
| NET Cloudflare Inc. Class A | New | 0.20% | +0.20 |
| WST West Pharmaceutical Services | Add +7.6% | 0.88% | +0.18 |
| PFE Pfizer Inc. | Add +6.8% | 2.10% | +0.18 |
| WIX Wix.com Ltd. | New | 0.18% | +0.18 |
| DXCM Dexcom Inc. | Add +43.2% | 1.79% | +0.12 |
| BFH Bread Financial Holdings Inc. | Add +5.1% | 5.82% | −0.01 |
| DXC DXC Technology Co. | Add +5.3% | 0.91% | −0.09 |
| FISV Fiserv Inc. | Add +22.7% | 4.54% | −0.55 |
| PAR Par Technology Corp. | Add +8.1% | 8.91% | −5.96 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 44 | $153.2M | IBKR, RMNI, PAR, PPLI, BFH |
| Q1 2026 | 44 | $126.1M | IBKR, RMNI, PPLI, PAR, BRK.B |
| Q4 2025 | 41 | $150.3M | IBKR, RMNI, PAR, PPLI, BFH |
| Q3 2025 | 42 | $157.4M | IBKR, RMNI, PAR, BRK.B, THRY |
| Q2 2025 | 41 | $152.9M | IBKR, PAR, RMNI, BRK.B, PPLI |
| Q1 2025 | 24 | $133.3M | IBKR, PAR, RMNI, IACVV, BRK.B |
| Q4 2024 | 22 | $134.8M | PAR, IBKR, RMNI, FISV, BFH |
| Q3 2024 | 25 | $123.1M | IBKR, PAR, BRK.B, PPLI, FISV |
| Q2 2024 | 23 | $116.9M | IBKR, PAR, RMNI, BRK.B, QCOM |
| Q1 2024 | 24 | $129.7M | IBKR, PAR, BRK.B, PPLI, THRY |