Kampmann Melissa S. GNRC — GENERAC HLDGS INC

Ownership history in Kampmann Melissa S.  ·  10 quarters on record

AI Ownership Summary

Kampmann Melissa S. reported GENERAC HLDGS INC (GNRC) in 10 quarterly 13F filings from 2023 Q4 through 2026 Q1. Peak portfolio weight reached 2.23% in 2026 Q1. The latest visible filing shows GNRC at 2.23% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this GNRC ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Kampmann Melissa S.'s position in GENERAC HLDGS INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q1

GNRC was reported at 2.23% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
2.23% in 2026 Q1

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2026 Q1

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

GNRC stock page Kampmann Melissa S. fund profile Kampmann Melissa S. full holdings
How Kampmann Melissa S. held GNRC — position size vs. price
% of Fund (quarterly)    GNRC price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED — — — 14,255 -40 -0.3% 2.23% $2.8M 2026-04-23 $218.38
2025 Q4 REDUCED — — — 14,295 -510 -3.4% 1.82% $2.5M 2026-01-26 $167.11
2025 Q3 ADDED — — — 14,805 +15 +0.1% 1.81% $2.5M 2025-10-09 $171.92
2025 Q2 REDUCED 7.1% +15.8% ❌ 14,790 -1,125 -7.1% 1.59% $2.1M 2025-07-24 $153.39
2025 Q1 ADDED — — — 15,915 +740 +4.9% 1.59% $2.0M 2025-04-25 $112.89
2024 Q4 REDUCED 10.0% -18.3% ✅ 15,175 -1,690 -10.0% 1.85% $2.4M 2025-02-11 $141.74
2024 Q3 ADDED — — — 16,865 +2,695 +19.0% 1.89% $2.7M 2024-11-04 $170.74
2024 Q2 ADDED — — — 14,170 +2,675 +23.3% 1.37% $1.9M 2024-08-16 $150.62
2024 Q1 ADDED — — — 11,495 +5,695 +98.2% 1.04% $1.4M 2024-05-15 $145.10
2023 Q4 INITIATED — — — 5,800 — — 0.64% $750K 2024-02-22 $111.75

🏢 Other funds also holding GNRC

As of 2026 Q1 — sorted by position size

Geremia Financial Services, LLC 7.49% Kessler Investment Group, LLC 3Y 7Y 4.86% GAGNON SECURITIES LLC 3Y 7Y 3.38% Laurus Global Equity Management Inc. 3Y 2.96% OAK FAMILY ADVISORS, LLC 3Y 2.63% KIRR MARBACH & CO LLC /IN/ 3Y 7Y 2.06% MATRIX ASSET ADVISORS INC/NY 3Y 7Y 2.02% ATWOOD & PALMER INC 3Y 7Y 1.75% Scott & Selber, Inc. 3Y 7Y 1.28% FFG Partners, LLC 1.19%

FAQ About Kampmann Melissa S. and GNRC

These are the practical questions this page is built to answer before you even open the full history table.

How long has Kampmann Melissa S. reported owning GNRC?

Kampmann Melissa S. reported GNRC across 10 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported GNRC position in Kampmann Melissa S.'s portfolio?

The largest reported portfolio weight for GNRC was 2.23% in 2026 Q1.

What is the latest reported GNRC position on this page?

The most recent filing on this page is 2026 Q1, when Kampmann Melissa S. reported 14,255 shares, equal to 2.23% of portfolio, with an estimated market value of $2.8M.

What does the chart on this GNRC ownership page compare?

The chart compares Kampmann Melissa S.'s quarterly GNRC portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did Kampmann Melissa S. time their GNRC position?

Based on 13F filing dates vs. subsequent GNRC price moves, Kampmann Melissa S. correctly timed 5 out of 9 reported position changes (56%). The annualised alpha on GNRC relative to SPY over the holding period was +21.0%.

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