Fred Martin's Portfolio Activity: Q4 2025 Insights

Disciplined Growth Investors' portfolio analysis for Q4 2025 reveals notable shifts in Technology and Energy sectors, with adjustments in key holdings.

By AI Generated.Mar 2, 2026, 8:24 PM
Fred Martin's Portfolio Activity: Q4 2025 Insights

Fred Martin, managing the investment strategy at Disciplined Growth Investors, saw his portfolio valued at $5.22 billion as of December 31, 2025. The analysis of top holdings provides insights into observable purchases and sales during the quarter.

The Technology sector remains a significant portion of the portfolio, with companies like PURE STORAGE INC (PSTG) and GARMIN LTD (GRMN) maintaining substantial allocations. However, the quarter saw notable changes in these holdings.

PURE STORAGE INC (PSTG) experienced a slight decrease in holdings, with a 5.09% reduction in shares held during the quarter. Conversely, SUPER MICRO COMPUTER INC (SMCI) and EXPAND ENERGY CORPORATION (CHK) saw modest increases, with share changes of 1.65% and 2.25% respectively.

GARMIN LTD (GRMN) showed a positive change, increasing its position by 1.65%. The Energy sector is also represented, with EXPAND ENERGY CORPORATION (CHK) maintaining its position and COTERRA ENERGY INC (CTRA) showing a small increase of 1.53%.

PLEXUS CORP (PLXS) and SEMTECH CORP (SMTC) also saw positive share changes, indicating continued interest in these Technology-focused companies. VIASAT INC (VSAT) showed significant buying activity, with a nearly 3.5% increase in shares.

On the other side, INTERDIGITAL INC (IDCC) experienced a substantial decrease, with a 22.98% reduction in its position during the quarter. This represents a significant exit from this Technology stock.

No new positions were established outside the top holdings disclosed in this filing, and no positions appear to have been fully exited from the top ten holdings during this period.

Overall, Fred Martin's portfolio demonstrated selective adjustments, with continued investment in certain Technology and Energy stocks balanced against the reduction in one Technology position. For more detailed analysis, visit the Disciplined Growth Investors profile or explore individual stock positions at PURE STORAGE INC, GARMIN LTD, and other company profiles.