John Osterweis - AltaRock Partners
Holding/activity history for TransDigm Group Inc. (TDG)
← All TDG superinvestors
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026 Q1 | 909,168 | 25.54 | Reduce 6.21% | 1.57 | $1,126.70–1,463.03 · VW $1,304.43i | $1,053,689,345 | SEC |
| 2025 Q4 | 969,400 | 25.28 | Reduce 0.72% | 0.17 | $1,235.69–1,367.65 · VW $1,313.26i | $1,289,156,590 | SEC |
| 2025 Q3 | 976,392 | 23.53 | Reduce 0.36% | 0.10 | $1,243.55–1,623.83 · VW $1,425.81i | $1,286,904,184 | SEC |
| 2025 Q2 | 979,950 | 27.21 | $1,520.64 | $1,490,151,168 | SEC | ||
| 2025 Q1 | 979,950 | 27.26 | Reduce 2.06% | 0.53 | $1,240.34–1,407.36 · VW $1,340.73i | $1,355,555,036 | SEC |
| 2024 Q4 | 1,000,604 | 25.65 | Reduce 4.55% | 1.34 | $1,230.05–1,451.32 · VW $1,299.27i | $1,268,045,437 | SEC |
| 2024 Q3 | 1,048,264 | 29.46 | Reduce 2.33% | 0.66 | $1,176.31–1,433.03 · VW $1,316.20i | $1,496,009,002 | SEC |
| 2024 Q2 | 1,073,264 | 28.22 | Reduce 7.19% | 2.20 | $1,185.78–1,369.58 · VW $1,288.95i | $1,371,212,819 | SEC |
| 2024 Q1 | 1,156,398 | 30.61 | Reduce 6.56% | 1.83 | $972.08–1,238.95 · VW $1,138.09i | $1,424,219,777 | SEC |
| 2023 Q4 | 1,237,622 | 27.93 | Reduce 5.53% | 1.53 | $802.46–1,018.50 · VW $912.12i | $1,251,978,415 | SEC |
| 2023 Q3 | 1,310,086 | 27.67 | Reduce 3.49% | 1.02 | $834.05–940.00 · VW $883.13i | $1,104,572,809 | SEC |
| 2023 Q2 | 1,357,491 | 29.15 | Reduce 1.85% | 0.52 | $714.98–899.56 · VW $799.49i | $1,213,827,727 | SEC |
| 2023 Q1 | 1,383,124 | 27.92 | Reduce 1.89% | 0.53 | $623.58–772.01 · VW $720.37i | $1,019,431,544 | SEC |
| 2022 Q4 | 1,409,724 | 27.90 | Reduce 6.17% | 1.59 | $499.63–648.40 · VW $595.44i | $887,632,717 | SEC |
| 2022 Q3 | 1,502,379 | 25.81 | Add 3.00% | 0.75 | $514.81–680.00 · VW $592.46i | $788,479,000 | SEC |
| 2022 Q2 | 1,458,679 | 24.16 | Add 2.63% | 0.62 | $500.08–678.08 · VW $585.50i | $782,829,000 | SEC |
| 2022 Q1 | 1,421,279 | 23.61 | Add 5.20% | 1.17 | $575.03–684.72 · VW $637.74i | $926,020,000 | SEC |
| 2021 Q4 | 1,351,054 | 22.66 | Add 1.88% | 0.42 | $552.72–686.06 · VW $614.44i | $859,649,000 | SEC |
| 2021 Q3 | 1,326,182 | 22.34 | Add 5.57% | 1.18 | $581.03–662.31 · VW $621.76i | $828,293,000 | SEC |
| 2021 Q2 | 1,256,182 | 22.51 | Add 31.87% | 5.44 | $576.53–688.03 · VW $634.47i | $813,114,000 | SEC |
| 2021 Q1 | 952,563 | 21.29 | Reduce 7.11% | 1.89 | $517.37–626.00 · VW $580.69i | $560,031,000 | SEC |
| 2020 Q4 | 1,025,525 | 26.60 | Reduce 16.28% | 4.47 | $453.76–622.57 · VW $539.79i | $634,646,000 | SEC |
| 2020 Q3 | 1,224,961 | 27.45 | Add 2.74% | 0.73 | $405.01–529.20 · VW $467.24i | $582,003,000 | SEC |
| 2020 Q2 | 1,192,332 | 27.02 | Add 18.04% | 4.13 | $260.00–537.56 · VW $391.79i | $527,070,000 | SEC |
| 2020 Q1 | 1,010,067 | 20.54 | Add 72.68% | 8.65 | $200.06–673.51 · VW $452.34i | $323,413,000 | SEC |
| 2019 Q4 | 584,924 | 20.26 | $560.00 | $327,557,000 | SEC | ||
| 2019 Q3 | 584,924 | 26.39 | Reduce 3.47% | 0.88 | $455.40–555.27 · VW $510.07i | $304,552,000 | SEC |
| 2019 Q2 | 605,924 | 25.29 | Reduce 5.69% | 1.58 | $437.98–501.17 · VW $467.87i | $293,146,000 | SEC |
| 2019 Q1 | 642,485 | 27.72 | $453.99 | $291,682,000 | SEC | ||
| 2018 Q4 | 642,485 | 26.00 | Add 20.22% | 4.37 | $307.36–375.35 · VW $342.76i | $218,483,000 | SEC |
| 2018 Q3 | 534,431 | 18.28 | $372.30 | $198,969,000 | SEC | ||
| 2018 Q2 | 534,431 | 19.07 | $345.14 | $184,454,000 | SEC | ||
| 2018 Q1 | 534,431 | 18.77 | Reduce 7.78% | 1.63 | $265.29–321.38 · VW $297.78i | $164,038,000 | SEC |
| 2017 Q4 | 579,531 | 20.91 | Reduce 10.36% | 2.50 | $254.94–285.57 · VW $274.46i | $159,151,000 | SEC |
| 2017 Q3 | 646,531 | 24.17 | Add 13.00% | 2.78 | $249.57–295.00 · VW $267.44i | $165,286,000 | SEC |
| 2017 Q2 | 572,164 | 21.67 | Add 6.73% | 1.37 | $217.41–274.99 · VW $254.48i | $153,838,000 | SEC |
| 2017 Q1 | 536,070 | 17.50 | Reduce 9.37% | 2.02 | $203.72–259.57 · VW $232.05i | $118,021,000 | SEC |
| 2016 Q4 | 591,504 | 21.58 | Add 34.69% | 5.56 | $235.14–293.19 · VW $259.03i | $147,261,000 | SEC |
| 2016 Q3 | 439,148 | 20.22 | $289.12 | $126,966,000 | SEC | ||
| 2016 Q2 | 439,148 | 21.04 | Reduce 39.86% | 11.82 | $217.04–268.00 · VW $250.41i | $115,799,000 | SEC |
| 2016 Q1 | 730,215 | 29.66 | Add 5.03% | 1.42 | $180.76–232.42 · VW $215.68i | $160,896,000 | SEC |
| 2015 Q4 | 695,243 | 32.29 | Add 12.16% | 3.50 | $210.22–238.51 · VW $225.18i | $158,828,000 | SEC |
| 2015 Q3 | 619,863 | 31.38 | Add 42.95% | 9.43 | $208.35–244.90 · VW $225.01i | $131,665,000 | SEC |
| 2015 Q2 | 433,621 | 31.07 | Add 87.11% | 14.46 | $211.33–232.18 · VW $221.99i | $97,422,000 | SEC |
| 2015 Q1 | 231,750 | 25.33 | Add 49.44% | 8.38 | $194.30–226.21 · VW $211.32i | $50,688,000 | SEC |
| 2014 Q4 | 155,084 | 25.18 | $196.35 | $30,451,000 | SEC |
Price snapshot:
Current price$1,235.00
Avg. buy price$424.95
+/- since buy190.62%
52-week low$1,123.61
52-week high$1,519.36