TransDigm Group
1,073 hedge funds and large institutions have $70.6B invested in TransDigm Group in 2025 Q3 according to their latest regulatory filings, with 100 funds opening new positions, 415 increasing their positions, 392 reducing their positions, and 121 closing their positions.
25% more call options, than puts
Call options by funds: $468M | Put options by funds: $375M
6% more repeat investments, than reductions
Existing positions increased: 415 | Existing positions reduced: 392
1.66% less ownership
Funds ownership: 96.72% → 95.07% (-1.7%)
3% less funds holding
Funds holding: 1,111 → 1,073 (-38)
14% less capital invested
Capital invested by funds: $82.3B → $70.6B (-$11.7B)
17% less first-time investments, than exits
New positions opened: 100 | Existing positions closed: 121
22% less funds holding in top 10
Funds holding in top 10: 59 → 46 (-13)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SCP
Soroban Capital Partners
New York
|
+$808M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
+$586M |
| 3 |
Principal Financial Group
Des Moines,
Iowa
|
+$526M |
| 4 |
Franklin Resources
San Mateo,
California
|
+$420M |
| 5 |
Capital International Investors
Los Angeles,
California
|
+$364M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JP Morgan Chase
New York
|
-$1.05B |
| 2 |
COPPSERS
Commonwealth of Pennsylvania Public School Employees Retirement System
Harrisburg,
Pennsylvania
|
-$286M |
| 3 |
D.E. Shaw & Co
New York
|
-$160M |
| 4 |
BCPEMI
Bain Capital Public Equity Management II
Boston,
Massachusetts
|
-$160M |
| 5 |
Holocene Advisors
New York
|
-$150M |
TDG Hedge Fund Activity: Q3 2025 in Review
1,073 of the 7,638 institutional investors tracked by Wall St. Rank reported a position in TransDigm Group (TDG) for Q3 2025, worth a combined $70.6B — down 14% from $82.3B a quarter earlier.
Sellers outnumbered buyers: 121 funds closed out of TDG and 100 opened new positions — a net loss of 21 holders — while 392 trimmed existing stakes and 415 added.
The largest buyer was Soroban Capital Partners, adding an estimated $808M. The largest seller was JP Morgan Chase, cutting an estimated $1.05B.
- 1,073 institutional investors held TransDigm Group (TDG) as of Q3 2025, down from 1,111 in Q2 2025.
- Funds reported $70.6B of TransDigm Group stock for Q3 2025, down 14% quarter-over-quarter.
- 100 funds opened new TransDigm Group positions in Q3 2025 and 121 closed out, a net change of -21 holders.
- The largest TransDigm Group buyer in Q3 2025 was Soroban Capital Partners, an estimated $808M added.
- The largest TransDigm Group seller in Q3 2025 was JP Morgan Chase, an estimated $1.05B sold.
Based on aggregated 13F filings for Q3 2025.