Greenland Capital Management LP OGS — ONE GAS INC

Ownership history in Greenland Capital Management LP  ·  12 quarters on record

AI Ownership Summary

Greenland Capital Management LP reported ONE GAS INC (OGS) in 12 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 0.85% in 2024 Q3. The latest visible filing shows OGS at 0.45% 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 OGS ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Greenland Capital Management LP's position in ONE GAS 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
2025 Q4

OGS was reported at 0.45% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.85% in 2024 Q3

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 Q4

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.

OGS stock page Greenland Capital Management LP fund profile Greenland Capital Management LP full holdings
How Greenland Capital Management LP held OGS — position size vs. price
% of Fund (quarterly)    OGS price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 9 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED 26.8% +12.4% ❌ 54,994 -20,096 -26.8% 0.45% $4.2M 2026-02-14 (Est.) $85.36
2025 Q3 ADDED — — — 75,090 +34,610 +85.5% 0.61% $6.1M 2025-11-10 $80.16
2025 Q2 ADDED — — — 40,480 +584 +1.5% 0.30% $2.9M 2025-08-11 $73.27
2025 Q1 ADDED — — — 39,896 +17,606 +79.0% 0.36% $3.0M 2025-05-12 $72.10
2024 Q4 REDUCED 75.9% +10.2% ❌ 22,290 -70,290 -75.9% 0.25% $1.5M 2025-02-13 $69.14
2024 Q3 ADDED — — — 92,580 +27,580 +42.4% 0.85% $6.9M 2024-11-13 $71.29
2024 Q2 REDUCED 41.8% +17.7% ❌ 65,000 -46,750 -41.8% 0.61% $4.2M 2024-08-13 $63.32
2024 Q1 ADDED — — — 111,750 +53,137 +90.7% 0.80% $7.2M 2024-05-10 $59.69
2023 Q4 ADDED — — — 58,613 +25,585 +77.5% 0.35% $3.7M 2024-02-13 $54.45
3 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding OGS

As of 2026 Q1 — sorted by position size

Sprinkle Financial Consultants LLC 1.18% Boston Trust Walden Corp 3Y 7Y 0.77% MQS Management LLC 3Y 0.46% Cadent Capital Advisors, LLC 3Y 0.34% HENNESSY ADVISORS INC 3Y 7Y 0.24% Midwest Financial Group LLC 3Y 0.23% EVERPAR ADVISORS LLC 0.22% MJT & Associates Financial Advisory Group, Inc. 0.13% Linden Thomas Advisory Services, LLC 3Y 0.12% Brucke Financial, Inc. 0.12%

FAQ About Greenland Capital Management LP and OGS

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

How long has Greenland Capital Management LP reported owning OGS?

Greenland Capital Management LP reported OGS across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported OGS position in Greenland Capital Management LP's portfolio?

The largest reported portfolio weight for OGS was 0.85% in 2024 Q3.

What is the latest reported OGS position on this page?

The most recent filing on this page is 2025 Q4, when Greenland Capital Management LP reported 54,994 shares, equal to 0.45% of portfolio, with an estimated market value of $4.2M.

What does the chart on this OGS ownership page compare?

The chart compares Greenland Capital Management LP's quarterly OGS 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 Greenland Capital Management LP time their OGS position?

Based on 13F filing dates vs. subsequent OGS price moves, Greenland Capital Management LP correctly timed 6 out of 11 reported position changes (55%). The annualised alpha on OGS relative to SPY over the holding period was -13.0%.

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