Blacksheep Fund Management Ltd TDG — TRANSDIGM GROUP INC

Ownership history in Blacksheep Fund Management Ltd  ·  4 quarters on record

AI Ownership Summary

Blacksheep Fund Management Ltd reported TRANSDIGM GROUP INC (TDG) in 4 quarterly 13F filings from 2025 Q3 through 2026 Q2. Peak portfolio weight reached 42.95% in 2025 Q3. The latest visible filing shows TDG at 19.69% 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 TDG ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Blacksheep Fund Management Ltd's position in TRANSDIGM GROUP 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

TDG was reported at 19.69% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
42.95% 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
2025 Q3 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.

TDG stock page Blacksheep Fund Management Ltd fund profile Blacksheep Fund Management Ltd full holdings
How Blacksheep Fund Management Ltd held TDG — position size vs. price
% of Fund (quarterly)    TDG price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 4 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q2 REDUCED — — — 1,332 -44,422 -97.1% 19.69% $60.9M 2026-08-14 $1256.90
2026 Q1 REDUCED 21.7% +14.2% ❌ 45,754 -12,710 -21.7% 21.45% $53.0M 2026-05-13 $1201.40
2025 Q4 ADDED — — — 58,464 +20,244 +53.0% 31.61% $77.7M 2026-02-13 $1286.67
2025 Q3 INITIATED — — — 38,220 — — 42.95% $50.4M 2025-11-13 $1325.04

🏢 Other funds also holding TDG

As of 2026 Q2 — sorted by position size

BRX Global LP 3Y 50.56% Ampfield Management, L.P. 3Y 28.54% ALTAROCK PARTNERS LP 3Y 7Y 27.51% Anabranch Capital Management, LP 3Y 24.0% CAT ROCK CAPITAL MANAGEMENT LP 3Y 7Y 19.57% Bluegrass Capital Partners LP 3Y 16.44% Triple Frond Partners LLC 3Y 7Y 12.67% Stockbridge Partners LLC 3Y 7Y 12.17% Oakcliff Capital Partners, LP 3Y 7Y 11.99% LYNWOOD PRICE CAPITAL MANAGEMENT LP 11.02%

FAQ About Blacksheep Fund Management Ltd and TDG

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

How long has Blacksheep Fund Management Ltd reported owning TDG?

Blacksheep Fund Management Ltd reported TDG across 4 quarterly 13F filings, from 2025 Q3 through 2026 Q2.

What was the largest reported TDG position in Blacksheep Fund Management Ltd's portfolio?

The largest reported portfolio weight for TDG was 42.95% in 2025 Q3.

What is the latest reported TDG position on this page?

The most recent filing on this page is 2026 Q2, when Blacksheep Fund Management Ltd reported 1,332 shares, equal to 19.69% of portfolio, with an estimated market value of $60.9M.

What does the chart on this TDG ownership page compare?

The chart compares Blacksheep Fund Management Ltd's quarterly TDG 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 Blacksheep Fund Management Ltd time their TDG position?

Based on 13F filing dates vs. subsequent TDG price moves, Blacksheep Fund Management Ltd correctly timed 0 out of 3 reported position changes (0%). The annualised alpha on TDG relative to SPY over the holding period was +5968.0%.

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