Twin Tree Management’s Wabtec WAB Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.37M	Buy	+5,500	New	+$1.33M	0.03%	602
2025 Q3	–	Sell	-60,800	Closed	-$12.7M	–	1869
2025 Q2	$12.7M	Hold	60,800	–	–	0.02%	672
2025 Q1	$11M	Buy	+60,800	New	+$11.7M	0.02%	632
2024 Q4	–	Sell	-50,400	Closed	-$9.16M	–	1934
2024 Q3	$9.16M	Sell	50,400 -44,400	-47%	-$7.28M	0.02%	689
2024 Q2	$15M	Buy	+94,800	New	+$15.1M	0.03%	457
2023 Q2	–	Sell	-52,900	Closed	-$5.28M	–	1535
2023 Q1	$5.28M	Hold	52,900	–	–	0.01%	727
2022 Q4	$5.28M	Buy	52,900 +16,500	+45%	+$1.58M	0.01%	731
2022 Q3	$2.96M	Buy	+36,400	New	+$3.22M	0.01%	873
2020 Q3	–	Sell	-55,500	Closed	-$3.19M	–	1618
2020 Q2	$3.19M	Buy	55,500 +43,500	+363%	+$2.46M	0.01%	766
2020 Q1	$578K	Buy	+12,000	New	+$824K	﹤0.01%	952
2018 Q2	–	Sell	-9,300	Closed	-$757K	–	1370
2018 Q1	$757K	Hold	9,300	–	–	0.01%	716
2017 Q4	$757K	Buy	+9,300	New	+$711K	0.01%	753
2015 Q3	–	Sell	-2,200	Closed	-$207K	–	1524
2015 Q2	$207K	Sell	2,200 -5,400	-71%	-$530K	0.01%	1059
2015 Q1	$722K	Buy	+7,600	New	+$685K	0.02%	693

Other funds holding WAB

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return

Nordea Investment Management Stockholm, Sweden $107B AUM 24.58% 1-Year Est. Return

Select Equity Group New York $19.5B AUM 17.33% 1-Year Est. Return

Twin Tree Management's WAB Position: Q1 2026 in Review

Twin Tree Management opened a new position in Wabtec (WAB) in Q1 2026: 1,030 shares worth $257K. The stake represents 0.01% of the portfolio and ranks #1048 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in WAB as recently as Q2 2025.

Twin Tree Management first reported a position in WAB in Q1 2015 and has held it in 21 quarters since. The position peaked at $3.08M in Q3 2024. 1,156 funds tracked by Wall St. Rank hold WAB as of Q1 2026.

Twin Tree Management held 1,030 shares of Wabtec worth $257K as of Q1 2026.
Wabtec was a new Twin Tree Management position in Q1 2026.
Wabtec made up 0.01% of Twin Tree Management's portfolio in Q1 2026, its #1048 holding.
Twin Tree Management first reported a position in Wabtec in Q1 2015 and has held it in 21 quarters since.
Twin Tree Management's Wabtec position peaked at $3.08M in Q3 2024.
1,156 funds tracked by Wall St. Rank held Wabtec as of Q1 2026.

Based on Twin Tree Management's 13F filing for Q1 2026, filed 14 May 2026.