TRANSDIGM GROUP INC (TDG) Institutional Shareholders
TRANSDIGM GROUP INC (TDG) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $58.90B in TDG holdings during the latest filing period.
Capital International Investors is currently the largest disclosed institutional shareholder of TDG tracked by InsiderSet, reporting ownership valued at approximately $6.37B in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $6.89B, representing an estimated gain of +8.24% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 62% of the total disclosed TDG value among the investors covered in this analysis. Major shareholders include Capital International Investors, Capital World Investors, Blackrock, Inc., and several other long-term asset managers with concentrated positions in TRANSDIGM GROUP INC (TDG).
This page ranks the largest institutional TDG shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
1,115
Total Reported Value
$58.90B
Largest Holder
Capital International Investors
Largest Position
$6.37B
Insider Transactions (90d)
50
Latest Filing Quarter
Q2 2026
New Institutional Positions
28
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Capital International Investors | 1.49% | 5,494,695 | $6,367,653,439 | $6,892,435,514 | +$524,782,075 | +8.24% | |
| Capital World Investors | 0.74% | 4,666,491 | $5,408,252,781 | $5,853,552,981 | +$445,300,200 | +8.23% | |
| Blackrock, Inc. | 0.09% | 4,601,252 | $5,332,667,682 | $5,771,718,484 | +$439,050,802 | +8.23% | |
| Vanguard Capital Management Llc | 0.11% | 3,669,729 | $4,253,069,121 | $4,603,234,663 | +$350,165,542 | +8.23% | |
| Capital Research Global Investors | 0.57% | 3,143,509 | $3,642,668,112 | $3,943,154,819 | +$300,486,707 | +8.25% | |
| Vanguard Portfolio Management Llc | 0.16% | 2,573,087 | $2,982,104,909 | $3,227,628,871 | +$245,523,962 | +8.23% | |
| State Street Corp | 0.10% | 2,516,606 | $2,916,645,690 | $3,156,780,234 | +$240,134,544 | +8.23% | |
| Principal Financial Group Inc | 1.25% | 2,013,784 | $2,333,962,530 | $2,526,050,374 | +$192,087,844 | +8.23% | |
| Fmr Llc | 0.08% | 1,358,539 | $1,574,493,168 | $1,704,124,151 | +$129,630,983 | +8.23% | |
| Geode Capital Management, Llc | 0.09% | 1,276,444 | $1,472,697,822 | $1,601,145,825 | +$128,448,003 | +8.72% | |
| AltaRock Partners | Mark Massey | 25.54% | 909,168 | $1,053,689,345 | $1,140,442,156 | +$86,752,811 | +8.23% |
| Morgan Stanley | 0.06% | 893,735 | $1,035,805,449 | $1,121,083,309 | +$85,277,860 | +8.23% | |
| Soroban Capital Partners Lp | 7.10% | 856,197 | $992,298,075 | $1,073,996,393 | +$81,698,318 | +8.23% | |
| Edgewood Management Llc | 4.62% | 617,501 | $715,658,959 | $774,580,904 | +$58,921,945 | +8.23% | |
| Ubs Group Ag | 0.10% | 509,668 | $590,684,825 | $639,317,346 | +$48,632,521 | +8.23% | |
| Windacre Partnership Llc | 6.32% | 509,600 | $590,606,016 | $639,232,048 | +$48,626,032 | +8.23% | |
| Northern Trust Corp | 0.07% | 455,844 | $528,304,963 | $571,801,597 | +$43,496,634 | +8.23% | |
| Invesco Ltd. | 0.08% | 434,591 | $503,673,760 | $545,142,259 | +$41,468,499 | +8.23% | |
| Stockbridge Partners Llc | 12.16% | 434,281 | $503,314,308 | $544,753,401 | +$41,439,093 | +8.23% | |
| Primecap Management Co/Ca/ | 0.37% | 410,217 | $475,425,095 | $514,568,000 | +$39,142,905 | +8.23% | |
| Charles Schwab Investment Management Inc | 0.07% | 410,194 | $475,398,438 | $514,539,150 | +$39,140,712 | +8.23% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.09% | 359,641 | $416,809,534 | $451,126,478 | +$34,316,944 | +8.23% | |
| Bank Of New York Mellon Corp | 0.07% | 320,707 | $371,686,770 | $402,288,447 | +$30,601,677 | +8.23% | |
| Vanguard Fiduciary Trust Co | 0.09% | 319,020 | $369,731,419 | $400,172,308 | +$30,440,889 | +8.23% | |
| Bank Of America Corp | 0.03% | 296,031 | $343,088,580 | $371,335,366 | +$28,246,786 | +8.23% | |
| Legal & General Group Plc | 0.08% | 282,593 | $327,513,989 | $354,479,007 | +$26,965,018 | +8.23% | |
| Goldman Sachs Group Inc | 0.04% | 282,117 | $326,962,410 | $353,881,922 | +$26,919,512 | +8.23% | |
| Temasek Holdings (Private) Ltd | 0.85% | 218,885 | $253,678,960 | $274,564,966 | +$20,886,006 | +8.23% | |
| Sumitomo Mitsui Trust Group, Inc. | 0.14% | 181,405 | $241,638,716 | $227,550,804 | -$14,087,912 | -5.83% | |
| Cibc Bancorp Usa Inc. | 0.32% | 201,477 | $233,724,251 | $252,728,719 | +$19,004,468 | +8.13% | |
| Canada Pension Plan Investment Board | 0.15% | 201,457 | $233,480,605 | $252,703,632 | +$19,223,027 | +8.23% | |
| Deutsche Bank Ag\ | 0.07% | 192,704 | $223,336,229 | $241,724,044 | +$18,387,815 | +8.23% | |
| Manufacturers Life Insurance Company, The | 0.19% | 190,147 | $220,372,929 | $238,516,594 | +$18,143,665 | +8.23% | |
| Vulcan Value Partners | C.T. Fitzpatrick | 5.66% | 184,228 | $213,512,883 | $231,091,919 | +$17,579,036 | +8.23% |
| Heard Capital Llc | 10.70% | 178,610 | $207,001,846 | $224,044,812 | +$17,042,966 | +8.23% | |
| Blair William & Co/Il | 0.55% | 166,248 | $192,675,350 | $208,538,166 | +$15,862,816 | +8.23% | |
| Swiss National Bank | 0.11% | 165,280 | $191,552,909 | $207,323,926 | +$15,771,017 | +8.23% | |
| Dimensional Fund Advisors Lp | 0.04% | 161,577 | $187,226,143 | $202,678,957 | +$15,452,814 | +8.25% | |
| Wells Fargo & Company/Mn | 0.03% | 149,966 | $173,804,802 | $188,114,351 | +$14,309,549 | +8.23% | |
| Alkeon Capital Management Llc | 0.78% | 149,078 | $172,775,427 | $187,000,462 | +$14,225,035 | +8.23% | |
| Citigroup Inc | 0.11% | 144,173 | $167,090,203 | $180,847,728 | +$13,757,525 | +8.23% | |
| Ameriprise Financial Inc | 0.04% | 143,882 | $166,753,525 | $180,482,703 | +$13,729,178 | +8.23% | |
| Franklin Resources Inc | 0.04% | 143,510 | $166,322,352 | $180,016,074 | +$13,693,722 | +8.23% | |
| Storebrand Asset Management As | 0.06% | 234,891 | $164,360,914 | $294,642,573 | +$130,281,659 | +79.27% | |
| Nuveen, Llc | 0.04% | 139,609 | $161,801,247 | $175,122,737 | +$13,321,490 | +8.23% | |
| Veritas Asset Management Llp | 2.63% | 133,974 | $155,270,507 | $168,054,306 | +$12,783,799 | +8.23% | |
| Mitsubishi Ufj Asset Management Co., Ltd. | 0.10% | 131,318 | $152,192,309 | $164,722,673 | +$12,530,364 | +8.23% | |
| National Pension Service | 0.11% | 130,309 | $151,022,919 | $163,457,003 | +$12,434,084 | +8.23% | |
| Vanguard Global Advisers, Llc | 0.08% | 123,128 | $142,700,427 | $154,449,301 | +$11,748,874 | +8.23% | |
| Df Dent & Co Inc | 2.72% | 122,753 | $142,265,784 | $153,978,908 | +$11,713,124 | +8.23% |
Frequently asked questions about TDG
Who owns the most TDG stock?
The largest holders of TDG are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for TRANSDIGM GROUP INC (TDG).
Is TDG widely held by superinvestors?
Many widely followed stocks like TDG appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly TDG is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.