Holocene Advisors
TDG icon

Holocene Advisors’s TransDigm Group TDG Stock Holding History

Holocene Advisors’s Portfolio TDG Stock Details TDG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$65.5M Buy
49,202
+25,108
+104% +$30.8M 0.15% 166
2026
Q1 		$27.9M Sell
24,094
-32,127
-57% -$42.1M 0.07% 240
2025
Q4 		$74.8M Buy
56,221
+19,129
+52% +$25.1M 0.16% 156
2025
Q3 		$48.9M Sell
37,092
-104,951
-74% -$150M 0.11% 178
2025
Q2 		$216M Buy
142,043
+22,390
+19% +$31.4M 0.53% 53
2025
Q1 		$166M Buy
119,653
+64,406
+117% +$85.9M 0.48% 59
2024
Q4 		$70M Buy
55,247
+22,454
+68% +$29.6M 0.22% 131
2024
Q3 		$46.8M Buy
32,793
+24,503
+296% +$31.9M 0.19% 153
2024
Q2 		$10.6M Buy
+8,290
New +$10.6M 0.04% 242
2023
Q2 		– Sell
-39,258
Closed -$28.9M – 860
2023
Q1 		$28.9M Buy
39,258
+13,479
+52% +$9.63M 0.14% 174
2022
Q4 		$16.2M Sell
25,779
-43,535
-63% -$25.6M 0.1% 203
2022
Q3 		$36.4M Buy
69,314
+34,773
+101% +$20.7M 0.23% 127
2022
Q2 		$18.5M Buy
34,541
+33,946
+5,705% +$20M 0.11% 185
2022
Q1 		$388K Sell
595
-66,006
-99% -$42.4M ﹤0.01% 784
2021
Q4 		$42.4M Buy
66,601
+56,442
+556% +$35.3M 0.22% 128
2021
Q3 		$6.34M Buy
10,159
+8,061
+384% +$5.04M 0.03% 299
2021
Q2 		$1.36M Sell
2,098
-23,090
-92% -$14.5M 0.01% 629
2021
Q1 		$14.8M Sell
25,188
-11,906
-32% -$7.02M 0.09% 194
2020
Q4 		$23M Buy
37,094
+3,468
+10% +$1.91M 0.14% 193
2020
Q3 		$16M Buy
33,626
+33,129
+6,666% +$15.6M 0.12% 197
2020
Q2 		$220K Buy
+497
New +$188K ﹤0.01% 588
2018
Q1 		– Sell
-3,516
Closed -$966K – 716
2017
Q4 		$966K Buy
+3,516
New +$955K 0.02% 153

Other funds holding TDG

Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Holocene Advisors's TDG Position: Q2 2026 in Review

Holocene Advisors increased its TransDigm Group (TDG) stake by 104% in Q2 2026, buying an estimated $30.8M and bringing the position to 49,202 shares worth $65.5M. The position accounts for 0.15% of the portfolio, ranked #166.

Holocene Advisors first reported a position in TDG in Q4 2017 and has held it in 22 quarters since. The position peaked at $216M in Q2 2025. 1,143 funds tracked by Wall St. Rank hold TDG as of Q2 2026.

  • Holocene Advisors held 49,202 shares of TransDigm Group worth $65.5M as of Q2 2026.
  • Holocene Advisors bought 25,108 TransDigm Group shares in Q2 2026, an estimated $30.8M.
  • TransDigm Group made up 0.15% of Holocene Advisors's portfolio in Q2 2026, its #166 holding.
  • Holocene Advisors first reported a position in TransDigm Group in Q4 2017 and has held it in 22 quarters since.
  • Holocene Advisors's TransDigm Group position peaked at $216M in Q2 2025.
  • 1,143 funds tracked by Wall St. Rank held TransDigm Group as of Q2 2026.

Based on Holocene Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.