SIR Capital Management, L.P. EROC — EROCK INC

Ownership history in SIR Capital Management, L.P.  ·  1 quarter on record

AI Ownership Summary

SIR Capital Management, L.P. reported EROCK INC (EROC) in 1 quarterly 13F filing from 2026 Q2 through 2026 Q2. Peak portfolio weight reached 0.29% in 2026 Q2. The latest visible filing shows EROC at 0.29% 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 EROC ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was SIR Capital Management, L.P.'s position in EROCK 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 Q2

EROC was reported at 0.29% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.29% in 2026 Q2

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

Time in book
Holding Window
2026 Q2 to 2026 Q2

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.

How SIR Capital Management, L.P. held EROC — position size vs. price
% of Fund (quarterly)    EROC price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 1 quarter  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q2 INITIATED — — — 176,100 — — 0.29% $2.6M 2026-08-14 $16.72

FAQ About SIR Capital Management, L.P. and EROC

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

How long has SIR Capital Management, L.P. reported owning EROC?

SIR Capital Management, L.P. reported EROC across 1 quarterly 13F filings, from 2026 Q2 through 2026 Q2.

What was the largest reported EROC position in SIR Capital Management, L.P.'s portfolio?

The largest reported portfolio weight for EROC was 0.29% in 2026 Q2.

What is the latest reported EROC position on this page?

The most recent filing on this page is 2026 Q2, when SIR Capital Management, L.P. reported 176,100 shares, equal to 0.29% of portfolio, with an estimated market value of $2.6M.

What does the chart on this EROC ownership page compare?

The chart compares SIR Capital Management, L.P.'s quarterly EROC 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.

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