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
2021 Q1	–	Sell	-6,000	Closed	-$439K	–	1633
2020 Q4	$439K	Buy	+6,000	New	+$410K	﹤0.01%	1050
2020 Q3	–	Sell	-18,400	Closed	-$1.06M	–	1616
2020 Q2	$1.06M	Hold	18,400	–	–	﹤0.01%	1033
2020 Q1	$886K	Buy	+18,400	New	+$1.26M	﹤0.01%	882
2019 Q4	–	Sell	-43,900	Closed	-$3.15M	–	1495
2019 Q3	$3.15M	Sell	43,900 -85,200	-66%	-$6.06M	0.01%	591
2019 Q2	$9.26M	Buy	129,100 +37,400	+41%	+$2.65M	0.05%	320
2019 Q1	$6.76M	Buy	+91,700	New	+$6.61M	0.04%	374
2018 Q4	–	Sell	-8,400	Closed	-$881K	–	1530
2018 Q3	$881K	Buy	+8,400	New	+$906K	0.01%	746

Other funds holding WAB

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

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

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

Fidelity International Hamilton, Bermuda $139B AUM 29.06% 1-Year Est. Return

Nordea Investment Management Stockholm, Sweden $123B AUM 38.85% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

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

Twin Tree Management reduced its Wabtec (WAB) stake by 98% in Q2 2026, selling an estimated $268K and leaving 16 shares worth $4.31K. The position accounts for ﹤0.01% of the portfolio, ranked #1344.

Twin Tree Management first reported a position in WAB in Q1 2015 and has held it in 22 quarters since. The position peaked at $3.08M in Q3 2024. 1,189 funds tracked by Wall St. Rank hold WAB as of Q2 2026.

Twin Tree Management held 16 shares of Wabtec worth $4.31K as of Q2 2026.
Twin Tree Management sold 1,014 Wabtec shares in Q2 2026, an estimated $268K.
Wabtec made up ﹤0.01% of Twin Tree Management's portfolio in Q2 2026, its #1344 holding.
Twin Tree Management first reported a position in Wabtec in Q1 2015 and has held it in 22 quarters since.
Twin Tree Management's Wabtec position peaked at $3.08M in Q3 2024.
1,189 funds tracked by Wall St. Rank held Wabtec as of Q2 2026.

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