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Rockingstone Advisors LLC

Position in TDG — TransDigm Group INC

CIK 2027176 GREAT BARRINGTON, MA

Position in TDG

as of Jun 30, 2026 · filed Jul 14, 2026
Position Value
$3,306,123
+$436,539 QoQ
Shares Held
2,482
+0.2% QoQ
Ownership
0.004%
of shares outstanding
% of Portfolio
2.48%
of 13F equity value
Holder Rank
#418
of 1,142 holders
Holding Since
Dec 2022
15 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in TDG Over Time

Shares Held

Position Value (USD)

Position in Aerospace & Defense

Industrials · as of Jun 30, 2026

Rockingstone Advisors LLC holds $4,992,903 across 3 Aerospace & Defense names. TDG ranks #1 (66.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 TDG
TransDigm Group INC
This page
2,482 $3,306,123

All Filings in TDG

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15 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,306,123 2,482
2026-03-31 $2,869,584 2,476
2025-12-31 $3,259,462 2,451
2025-09-30 $3,102,619 2,354
2025-06-30 $3,537,008 2,326
2025-03-31 $4,174,769 3,018
2024-12-31 $3,830,987 3,023
2024-09-30 $4,274,254 2,995
2024-06-30 $3,831,552 2,999
2024-03-31 $3,714,505 3,016
2023-12-31 $3,142,029 3,106
2023-09-30 $2,439,175 2,893
2023-06-30 $2,580,574 2,886
2023-03-31 $2,115,333 2,870
2022-12-31 $1,782,539 2,831