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TransDigm Group

1,086 hedge funds and large institutions have $73.7B invested in TransDigm Group in 2025 Q1 according to their latest regulatory filings, with 145 funds opening new positions, 399 increasing their positions, 373 reducing their positions, and 93 closing their positions.

New
Increased
Maintained
Reduced
Closed

56% more first-time investments, than exits

New positions opened: 145 | Existing positions closed: 93

37% more funds holding in top 10

Funds holding in top 10: 4156 (+15)

9% more capital invested

Capital invested by funds: $67.4B → $73.7B (+$6.32B)

4% more funds holding

Funds holding: 1,0441,086 (+42)

7% more repeat investments, than reductions

Existing positions increased: 399 | Existing positions reduced: 373

0.34% more ownership

Funds ownership: 94.76%95.1% (+0.34%)

25% less call options, than puts

Call options by funds: $208M | Put options by funds: $278M

Holders
1,086
Holders Change
+42
Holders Change %
+4.02%
% of All Funds
14.56%
Holding in Top 10
56
Holding in Top 10 Change
+15
Holding in Top 10 Change %
+36.59%
% of All Funds
0.75%
New
145
Increased
399
Reduced
373
Closed
93
Calls
$208M
Puts
$278M
Net Calls
-$70.1M
Net Calls Change
-$30.7M
Name Holding Trade Value Shares
Change
Change in
Stake
Retirement Systems of Alabama
101
Retirement Systems of Alabama
Alabama
$64.8M -$693K -520 -1%
Federated Hermes
102
Federated Hermes
Pennsylvania
$64.8M +$6.35M +4,763 +11%
CI Investments Inc
103
CI Investments Inc
Ontario, Canada
$63.6M -$4.78M -3,587 -7%
Adage Capital Partners
104
Adage Capital Partners
Massachusetts
$62M +$59.8M +44,816 New
New York State Teachers Retirement System (NYSTRS)
105
New York State Teachers Retirement System (NYSTRS)
New York
$61.7M -$3.34M -2,506 -5%
Amundi
106
Amundi
France
$60.5M +$27.1M +20,354 +85%
Qube Research & Technologies (QRT)
107
Qube Research & Technologies (QRT)
United Kingdom
$58.7M -$55.4M -41,570 -49%
Bank of Nova Scotia
108
Bank of Nova Scotia
Ontario, Canada
$57.9M +$36.5M +27,360 +189%
National Bank of Canada
109
National Bank of Canada
Quebec, Canada
$57.6M +$16.9M +12,695 +44%
CSNH
110
Crow's Nest Holdings
Virginia
$56M -$4.67M -3,500 -8%
AI
111
Advent International
Massachusetts
$54.7M -$8.53M -6,395 -14%
Zurich Cantonal Bank
112
Zurich Cantonal Bank
Switzerland
$53.8M +$260K +195 +0.5%
Focus Partners Wealth
113
Focus Partners Wealth
Massachusetts
$53.7M +$9.94M +7,452 +24%
CII
114
Capital International Inc
California
$53.3M -$2.44M -1,833 -5%
Aberdeen Group
115
Aberdeen Group
United Kingdom
$53.3M +$26.1M +19,561 +102%
MG
116
Meritage Group
California
$53M -$74.9M -56,188 -59%
Manulife (Manufacturers Life Insurance)
117
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$52.7M -$245K -184 -0.5%
O
118
Ossiam
France
$51M +$47.8M +35,815 +3,450%
APG Asset Management
119
APG Asset Management
Netherlands
$49.9M -$4.61M -3,461 -8%
KK
120
KLP Kapitalforvaltning
Norway
$49.4M +$933K +700 +2%
Korea Investment Corp
121
Korea Investment Corp
South Korea
$48.4M -$2.8M -2,098 -6%
RFC
122
Regions Financial Corp
Alabama
$48.3M +$1.13M +846 +2%
CPC
123
Cookson Peirce & Co
Pennsylvania
$47.8M -$869K -652 -2%
AQR Capital Management
124
AQR Capital Management
Connecticut
$47.1M -$321K -241 -0.7%
AM
125
Ampfield Management
New York
$47M -$10.1M -7,577 -18%

TDG Hedge Fund Activity: Q1 2025 in Review

1,086 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in TransDigm Group (TDG) for Q1 2025, worth a combined $73.7B — up 9.4% from $67.4B a quarter earlier.

Buyers outnumbered sellers: 145 funds opened new TDG positions and 93 closed out — a net gain of 52 holders — while 399 added to existing stakes and 373 trimmed.

The largest buyer was Edgewood Management, adding an estimated $453M. The largest seller was JP Morgan Chase, cutting an estimated $287M.

  • 1,086 institutional investors held TransDigm Group (TDG) as of Q1 2025, up from 1,044 in Q4 2024.
  • Funds reported $73.7B of TransDigm Group stock for Q1 2025, up 9.4% quarter-over-quarter.
  • 145 funds opened new TransDigm Group positions in Q1 2025 and 93 closed out, a net change of +52 holders.
  • The largest TransDigm Group buyer in Q1 2025 was Edgewood Management, an estimated $453M added.
  • The largest TransDigm Group seller in Q1 2025 was JP Morgan Chase, an estimated $287M sold.

Based on aggregated 13F filings for Q1 2025.