HARTLINE INVESTMENT CORP/ STRL — STERLING INFRASTRUCTURE INC

Ownership history in HARTLINE INVESTMENT CORP/  ·  5 quarters on record

AI Ownership Summary

HARTLINE INVESTMENT CORP/ reported STERLING INFRASTRUCTURE INC (STRL) in 5 quarterly 13F filings from 2024 Q1 through 2026 Q1. Peak portfolio weight reached 0.5% in 2025 Q3. The latest visible filing shows STRL at 0.32% 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 STRL ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was HARTLINE INVESTMENT CORP/'s position in STERLING INFRASTRUCTURE 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

STRL was reported at 0.32% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.5% in 2025 Q3

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

Time in book
Holding Window
2024 Q1 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.

STRL stock page HARTLINE INVESTMENT CORP/ fund profile HARTLINE INVESTMENT CORP/ full holdings
How HARTLINE INVESTMENT CORP/ held STRL — position size vs. price
% of Fund (quarterly)    STRL price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 5 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 ADDED — — — 7,151 +1,244 +21.1% 0.32% $2.9M 2026-04-29 $469.75
2025 Q4 REDUCED 58.3% +33.0% ❌ 5,907 -8,258 -58.3% 0.20% $1.8M 2026-02-09 $418.61
2025 Q3 ADDED — — — 14,165 +13,065 +1187.7% 0.50% $4.8M 2025-10-29 $403.35
2025 Q2 REDUCED 42.1% +47.8% ❌ 1,100 -800 -42.1% 0.03% $254K 2025-07-29 $264.08
2024 Q1 INITIATED — — — 1,900 — — 0.04% $210K 2024-04-30 $101.60

🏢 Other funds also holding STRL

As of 2026 Q1 — sorted by position size

Guardian Wealth Management, Inc. 3Y 7.41% Sidoxia Capital Management, LLC 5.63% CROWN ADVISORS MANAGEMENT, INC. 3Y 7Y 5.41% DEEPWATER ASSET MANAGEMENT, LLC 3Y 5.34% Engle Capital Management, L.P. 3Y 7Y 3.68% Geneva Partners, LLC 3Y 7Y 3.53% Bridge City Capital, LLC 3Y 7Y 3.15% Legacy Bridge, LLC 3Y 7Y 2.98% FIRST SABREPOINT CAPITAL MANAGEMENT LP 3Y 7Y 2.96% Aperture Investors, LLC 3Y 2.9%

FAQ About HARTLINE INVESTMENT CORP/ and STRL

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

How long has HARTLINE INVESTMENT CORP/ reported owning STRL?

HARTLINE INVESTMENT CORP/ reported STRL across 5 quarterly 13F filings, from 2024 Q1 through 2026 Q1.

What was the largest reported STRL position in HARTLINE INVESTMENT CORP/'s portfolio?

The largest reported portfolio weight for STRL was 0.50% in 2025 Q3.

What is the latest reported STRL position on this page?

The most recent filing on this page is 2026 Q1, when HARTLINE INVESTMENT CORP/ reported 7,151 shares, equal to 0.32% of portfolio, with an estimated market value of $2.9M.

What does the chart on this STRL ownership page compare?

The chart compares HARTLINE INVESTMENT CORP/'s quarterly STRL 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 HARTLINE INVESTMENT CORP/ time their STRL position?

Based on 13F filing dates vs. subsequent STRL price moves, HARTLINE INVESTMENT CORP/ correctly timed 2 out of 4 reported position changes (50%). The annualised alpha on STRL relative to SPY over the holding period was +83.2%.

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