Twin Tree Management’s Ametek AME Stock Holding History

Twin Tree Management’s Portfolio AME Stock Details AME Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.78M	Buy	+7,361	New	+$1.7M	0.03%	612
2024 Q1	–	Sell	-90,294	Closed	-$14.9M	–	1245
2023 Q4	$14.9M	Buy	90,294 +86,392	+2,214%	+$13.2M	0.03%	559
2023 Q3	$577K	Buy	+3,902	New	+$609K	﹤0.01%	1016
2022 Q3	–	Sell	-26,941	Closed	-$2.96M	–	1294
2022 Q2	$2.96M	Buy	26,941 +26,697	+10,941%	+$3.24M	﹤0.01%	999
2022 Q1	$32K	Sell	244 -62	-20%	-$8.33K	﹤0.01%	1535
2021 Q4	$45K	Sell	306 -7,945	-96%	-$1.09M	﹤0.01%	1490
2021 Q3	$1.02M	Buy	+8,251	New	+$1.11M	﹤0.01%	1185
2021 Q1	–	Sell	-17,309	Closed	-$2.09M	–	1323
2020 Q4	$2.09M	Buy	+17,309	New	+$1.95M	0.01%	840
2020 Q3	–	Sell	-2,216	Closed	-$198K	–	1198
2020 Q2	$198K	Sell	2,216 -15,493	-87%	-$1.3M	﹤0.01%	1242
2020 Q1	$1.27M	Buy	+17,709	New	+$1.6M	0.01%	815
2019 Q3	–	Sell	-279	Closed	-$25K	–	1204
2019 Q2	$25K	Buy	+279	New	+$23.9K	﹤0.01%	1071
2017 Q2	–	Sell	-49	Closed	-$3K	–	940
2017 Q1	$3K	Sell	49 -2,450	-98%	-$129K	﹤0.01%	959
2016 Q4	$121K	Sell	2,499 -636	-20%	-$30.1K	﹤0.01%	1019
2016 Q3	$150K	Buy	+3,135	New	+$149K	﹤0.01%	967
2016 Q2	–	Sell	-4,734	Closed	-$228K	–	1174
2016 Q1	$237K	Buy	4,734 +1,837	+63%	+$87.5K	﹤0.01%	969
2015 Q4	$155K	Buy	2,897 +2,795	+2,740%	+$153K	﹤0.01%	1135
2015 Q3	$5K	Buy	+102	New	+$5.5K	﹤0.01%	1262

Other funds holding AME

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Twin Tree Management's AME Position: Q2 2026 in Review

Twin Tree Management opened a new position in Ametek (AME) in Q2 2026: 7,361 shares worth $1.78M. The stake represents 0.03% of the portfolio and ranks #612 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in AME as recently as Q4 2023.

Twin Tree Management first reported a position in AME in Q3 2015 and has held it in 17 quarters since. The position peaked at $14.9M in Q4 2023. 1,196 funds tracked by Wall St. Rank hold AME as of Q2 2026.

Twin Tree Management held 7,361 shares of Ametek worth $1.78M as of Q2 2026.
Ametek was a new Twin Tree Management position in Q2 2026.
Ametek made up 0.03% of Twin Tree Management's portfolio in Q2 2026, its #612 holding.
Twin Tree Management first reported a position in Ametek in Q3 2015 and has held it in 17 quarters since.
Twin Tree Management's Ametek position peaked at $14.9M in Q4 2023.
1,196 funds tracked by Wall St. Rank held Ametek as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.