SHELTON CAPITAL MANAGEMENT GNTX — GENTEX CORP COM

Ownership history in SHELTON CAPITAL MANAGEMENT  ·  101 quarters on record

AI Ownership Summary

SHELTON CAPITAL MANAGEMENT reported GENTEX CORP COM (GNTX) in 101 quarterly 13F filings from 2023 Q4 through 2025 Q3. Peak portfolio weight reached 0.01% in 2023 Q4. The latest visible filing shows GNTX at 0.00% 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. Older history is available after unlock; the visible window still shows the most recent pattern.

What this GNTX ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was SHELTON CAPITAL MANAGEMENT's position in GENTEX CORP COM, 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
2025 Q3

GNTX was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.01% in 2023 Q4

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 2025 Q3

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.

GNTX stock page SHELTON CAPITAL MANAGEMENT fund profile SHELTON CAPITAL MANAGEMENT full holdings
How SHELTON CAPITAL MANAGEMENT held GNTX — position size vs. price
% of Fund (quarterly)    GNTX price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 6 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q3 REDUCED 7.0% -16.8% ✅ 8,067 -607 -7.0% 0.00% $228K 2025-11-14 $22.65
2024 Q4 REDUCED 5.1% -18.6% ✅ 8,674 -466 -5.1% 0.01% $249K 2025-02-13 $23.73
2024 Q3 REDUCED — — — 9,140 -364 -3.8% 0.01% $271K 2024-11-14 $29.47
2024 Q2 REDUCED 5.7% -11.6% ✅ 9,504 -579 -5.7% 0.01% $320K 2024-08-13 $27.95
2024 Q1 UNCHANGED — — — 10,083 — 0% 0.01% $364K 2024-05-15 $33.67
2023 Q4 REDUCED 6.5% +11.1% ❌ 10,083 -705 -6.5% 0.01% $329K 2024-02-14 $33.45
95 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding GNTX

As of 2026 Q1 — sorted by position size

WEST MICHIGAN ADVISORS, LLC 3Y 8.61% XXEC, Inc. 3Y 6.42% MAC Alpha Capital Management, LP 3.9% SPEECE THORSON CAPITAL GROUP INC 3Y 7Y 3.03% EUBEL BRADY & SUTTMAN ASSET MANAGEMENT INC 3Y 7Y 2.66% ARIEL INVESTMENTS, LLC 3Y 7Y 2.04% DISCIPLINED GROWTH INVESTORS INC /MN 3Y 7Y 2.02% SEIZERT CAPITAL PARTNERS, LLC 3Y 7Y 2.0% Nitorum Capital, L.P. 3Y 7Y 1.96% SCHWERIN BOYLE CAPITAL MANAGEMENT INC 3Y 7Y 1.72%

FAQ About SHELTON CAPITAL MANAGEMENT and GNTX

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

How long has SHELTON CAPITAL MANAGEMENT reported owning GNTX?

SHELTON CAPITAL MANAGEMENT reported GNTX across 6 quarterly 13F filings, from 2023 Q4 through 2025 Q3.

What was the largest reported GNTX position in SHELTON CAPITAL MANAGEMENT's portfolio?

The largest reported portfolio weight for GNTX was 0.01% in 2023 Q4.

What is the latest reported GNTX position on this page?

The most recent filing on this page is 2025 Q3, when SHELTON CAPITAL MANAGEMENT reported 8,067 shares, equal to 0.00% of portfolio, with an estimated market value of $228K.

What does the chart on this GNTX ownership page compare?

The chart compares SHELTON CAPITAL MANAGEMENT's quarterly GNTX 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 SHELTON CAPITAL MANAGEMENT time their GNTX position?

Based on 13F filing dates vs. subsequent GNTX price moves, SHELTON CAPITAL MANAGEMENT correctly timed 25 out of 52 reported position changes (48%). The annualised alpha on GNTX relative to SPY over the holding period was -1.0%.

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