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TransDigm Group
TDG

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: 41 → 56 (+15)

9% more capital invested

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

4% more funds holding

Funds holding: 1,044 → 1,086 (+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

Top Buyers

Rank Fund Capital Flow
1
Edgewood Management
Edgewood Management
Connecticut
+$453M
2
Capital World Investors
Capital World Investors
California
+$183M
3
BCPEMI
Bain Capital Public Equity Management II
Massachusetts
+$152M
4
BlackRock
BlackRock
New York
+$131M
5
Vanguard Group
Vanguard Group
Pennsylvania
+$119M

Top Sellers

Rank Fund Capital Flow
1
JP Morgan Chase
JP Morgan Chase
New York
-$287M
2
Geode Capital Management
Geode Capital Management
Massachusetts
-$129M
3
SP
Stockbridge Partners
Massachusetts
-$120M
4
Capital Research Global Investors
Capital Research Global Investors
California
-$89M
5
Citadel Advisors
Citadel Advisors
Florida
-$82M
Name Holding Trade Value Shares
Change 		Change in
Stake
Bank of New York Mellon
26
Bank of New York Mellon
New York
$427M +$13.2M +9,934 +3%
Legal & General Group
27
Legal & General Group
United Kingdom
$413M +$6.33M +4,746 +2%
Goldman Sachs
28
Goldman Sachs
New York
$379M +$89.8M +67,347 +33%
VVP
29
Vulcan Value Partners
Alabama
$345M +$17.7M +13,286 +6%
Alkeon Capital Management
30
Alkeon Capital Management
New York
$340M -$240K -180 -0.1%
DCP
31
Darsana Capital Partners
New York
$277M – – –
Canada Pension Plan Investment Board
32
Canada Pension Plan Investment Board
Ontario, Canada
$267M +$54M +40,480 +27%
Ameriprise
33
Ameriprise
Minnesota
$254M -$35.1M -26,350 -13%
CIBC Private Wealth Group
34
CIBC Private Wealth Group
Georgia
$251M +$4.75M +3,561 +2%
Wells Fargo
35
Wells Fargo
California
$247M +$12.9M +9,649 +6%
Franklin Resources
36
Franklin Resources
California
$247M +$52.9M +39,689 +29%
Brown Advisory
37
Brown Advisory
Maryland
$243M -$19.8M -14,841 -8%
William Blair & Company
38
William Blair & Company
Illinois
$242M -$4.16M -3,122 -2%
DDC
39
DF Dent & Co
Maryland
$232M -$9.66M -7,243 -4%
Swiss National Bank
40
Swiss National Bank
Switzerland
$219M +$133K +100 +0.1%
Deutsche Bank
41
Deutsche Bank
Germany
$217M -$48.2M -36,163 -19%
HCL
42
Heard Capital LLC
Illinois
$210M -$22.5M -16,869 -10%
Neuberger Berman Group
43
Neuberger Berman Group
New York
$199M -$9.43M -7,076 -5%
Dimensional Fund Advisors
44
Dimensional Fund Advisors
Texas
$198M -$1.37M -1,025 -0.7%
Royal Bank of Canada
45
Royal Bank of Canada
Ontario, Canada
$178M -$42.3M -31,742 -20%
National Pension Service
46
National Pension Service
South Korea
$176M +$14.1M +10,603 +9%
Sumitomo Mitsui Trust Group
47
Sumitomo Mitsui Trust Group
Japan
$174M +$996K +747 +0.6%
N
48
Nuveen
North Carolina
$168M -$5.09M -3,821 -3%
Holocene Advisors
49
Holocene Advisors
New York
$166M +$85.9M +64,406 +117%
BCPEMI
50
Bain Capital Public Equity Management II
Massachusetts
$158M +$152M +114,141 New
1
2
3 4 5

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.