Transdigm Group Inc. – Investors and Politicians Who Own It
TDG
Investors who own it
10 tracked investors, $3.1B in shares, each from their latest 13F.
| Investor | Value | Share of portfolio |
|---|---|---|
Eric MandelblattSoroban Capital Partners, Q2 2026 | $1.2B | 2.50% |
Mark MasseyAltaRock Partners, Q2 2026 | $1.2B | 27.5% |
Takis SparaggisAlkeon Capital Management, Q2 2026 | $198.6M | 0.27% |
| $180.1M | 0.12% | |
Triple Frond PartnersQ2 2026 | $141.9M | 12.7% |
Frank SandsSands Capital Management, Q2 2026 | $119.4M | 0.44% |
Dan LoebThird Point, Q2 2026 | $105.2M | 2.25% |
Stephen MandelLone Pine Capital, Q2 2026 | $38M | 0.23% |
Ray DalioBridgewater Associates, Q2 2026 | $2.5M | 0.01% |
Barry RitholtzRitholtz Wealth Management, Q2 2026 | $571.7K | 0.01% |
Politicians who own it
Estimated from annual disclosures and trades; values are rough estimates.
| Politician | Est. value | Share of portfolio |
|---|---|---|
Gilbert Ray Cisneros, Jr.D-CA · House | $32.4K | 0.08% |
Robert P. Bresnahan, Jr.R-PA · House | $26.8K | 0.16% |
Alan ArmstrongR-OK · Senate | $7.7K | 0.15% |
William R. KeatingD-MA · House | $6.6K | 0.21% |
Josh GottheimerD-NJ · House | $6.6K | 0.02% |
Investors buying and selling
| Investor | Action | Shares now |
|---|---|---|
| Eric Mandelblatt | Added +3634% | 581,105 |
| Mark Massey | Reduced −0.4% | 976,392 |
| Anand Parekh | Sold out | 0 |
| Dan Sundheim | New | 30,800 |
| Triple Frond Partners | Reduced −23% | 56,964 |
| National Pension Service (Korea) | Added +1.5% | 162,855 |
| Frank Sands | Added +7.4% | 93,296 |
| Anand Desai | Added +14% | 200,000 |
| Barry Ritholtz | Added +0.9% | 319 |
Politicians trading it
Latest Congress trades disclosed under the STOCK Act; amounts are ranges.
| Politician | Action | Traded |
|---|---|---|
April McClain DelaneyChildD-MD · House | Sold$100K–$250K | Aug 25, 2026disclosed Sep 9, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | Jul 28, 2026disclosed Aug 3, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | May 22, 2026disclosed Jun 5, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | May 21, 2026disclosed Jun 5, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | May 13, 2026disclosed Jun 5, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | May 8, 2026disclosed Jun 5, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | May 7, 2026disclosed Jun 5, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | Apr 29, 2026disclosed May 6, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | Apr 20, 2026disclosed May 6, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | Apr 17, 2026disclosed May 6, 2026 |
April McClain DelaneyChildD-MD · House | Bought$15K–$50K | Apr 16, 2026disclosed May 6, 2026 |
April McClain DelaneyChildD-MD · House | Bought$1K–$15K | Apr 15, 2026disclosed May 6, 2026 |
Alan ArmstrongR-OK · Senate | Bought$1K–$15K | Mar 27, 2026disclosed Jul 21, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Sold part$1K–$15K | Mar 25, 2026disclosed Apr 7, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Mar 16, 2026disclosed Apr 7, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Jan 30, 2026disclosed Feb 13, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Sold part$1K–$15K | Dec 24, 2025disclosed Jan 12, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Nov 18, 2025disclosed Dec 15, 2025 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Oct 17, 2025disclosed Nov 18, 2025 |
Val T. HoyleSpouseD-OR · House | Sold$1K–$15K | Sep 23, 2025disclosed Oct 10, 2025 |
Jefferson ShreveR-IN · House | Sold$15K–$50K | May 12, 2025disclosed Jun 22, 2025 |
Jefferson ShreveR-IN · House | Sold part$15K–$50K | May 8, 2025disclosed Jun 22, 2025 |
Jefferson ShreveR-IN · House | Bought$15K–$50K | Apr 7, 2025disclosed May 8, 2025 |
Jefferson ShreveR-IN · House | Bought$15K–$50K | Mar 5, 2025disclosed Apr 11, 2025 |
Josh GottheimerJointD-NJ · House | Sold part$1K–$15K | Feb 4, 2025disclosed Mar 6, 2025 |
Josh GottheimerJointD-NJ · House | Sold part$1K–$15K | Jan 16, 2025disclosed Feb 10, 2025 |
Robert P. Bresnahan, Jr.JointR-PA · House | Sold$1K–$15K | Jan 13, 2025disclosed Feb 13, 2025 |
Val T. HoyleSpouseD-OR · House | Bought$1K–$15K | Oct 29, 2024disclosed Sep 12, 2025 |
Josh GottheimerJointD-NJ · House | Sold part$1K–$15K | Oct 17, 2024disclosed Nov 6, 2024 |
Josh GottheimerJointD-NJ · House | Sold part$1K–$15K | Mar 13, 2024disclosed Apr 7, 2024 |
William R. KeatingD-MA · House | Bought$1K–$15K | Feb 28, 2024disclosed Mar 12, 2024 |
Josh GottheimerJointD-NJ · House | Bought$1K–$15K | May 16, 2023disclosed Jun 11, 2023 |
Josh GottheimerJointD-NJ · House | Sold$1K–$15K | Aug 7, 2020disclosed Sep 20, 2020 |
Dwight EvansD-PA · House | Sold$50K–$100K | Jun 8, 2020disclosed Jul 20, 2020 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | Apr 29, 2020disclosed May 13, 2020 |