Castleark Management’s BorgWarner BWA Stock Holding History

Castleark Management’s Portfolio BWA Stock Details BWA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$8.06M	Sell	148,506 -8,830	-6%	-$465K	0.27%	89
2025 Q4	$7.09M	Buy	157,336 +4,780	+3%	+$209K	0.21%	117
2025 Q3	$6.71M	Buy	152,556 +35,996	+31%	+$1.44M	0.19%	120
2025 Q2	$3.9M	Buy	+116,560	New	+$3.57M	0.12%	144
2025 Q1	–	Sell	-105,310	Closed	-$3.35M	–	292
2024 Q4	$3.35M	Sell	105,310 -10,034	-9%	-$342K	0.12%	168
2024 Q3	$4.19M	Buy	115,344 +109,770	+1,969%	+$3.62M	0.17%	133
2024 Q2	$180K	Hold	5,574	–	–	0.01%	243
2024 Q1	$194K	Hold	5,574	–	–	0.01%	248
2023 Q4	$200K	Hold	5,574	–	–	0.01%	253
2023 Q3	$225K	Sell	5,574 -758	-12%	-$32.1K	0.01%	238
2023 Q2	$273K	Hold	6,332	–	–	0.01%	236
2023 Q1	$274K	Hold	6,332	–	–	0.01%	238
2022 Q4	$224K	Hold	6,332	–	–	0.01%	254
2022 Q3	$175K	Hold	6,332	–	–	0.01%	259
2022 Q2	$186K	Hold	6,332	–	–	0.01%	269
2022 Q1	$217K	Sell	6,332 -5,414	-46%	-$202K	0.01%	285
2021 Q4	$466K	Hold	11,746	–	–	0.02%	266
2021 Q3	$447K	Hold	11,746	–	–	0.02%	256
2021 Q2	$502K	Hold	11,746	–	–	0.02%	251
2021 Q1	$479K	Hold	11,746	–	–	0.02%	260
2020 Q4	$400K	Hold	11,746	–	–	0.02%	290
2020 Q3	$401K	Hold	11,746	–	–	0.02%	286
2020 Q2	$365K	Hold	11,746	–	–	0.02%	279
2020 Q1	$252K	Hold	11,746	–	–	0.01%	267
2019 Q4	$449K	Hold	11,746	–	–	0.02%	288
2019 Q3	$379K	Hold	11,746	–	–	0.02%	304
2019 Q2	$434K	Hold	11,746	–	–	0.02%	299
2019 Q1	$397K	Hold	11,746	–	–	0.01%	310
2018 Q4	$359K	Hold	11,746	–	–	0.02%	317
2018 Q3	$442K	Hold	11,746	–	–	0.01%	327
2018 Q2	$446K	Hold	11,746	–	–	0.01%	319
2018 Q1	$519K	Hold	11,746	–	–	0.02%	308
2017 Q4	$528K	Hold	11,746	–	–	0.02%	320
2017 Q3	$530K	Hold	11,746	–	–	0.02%	311
2017 Q2	$438K	Hold	11,746	–	–	0.01%	324
2017 Q1	$432K	Hold	11,746	–	–	0.01%	317
2016 Q4	$408K	Hold	11,746	–	–	0.01%	320
2016 Q3	$364K	Hold	11,746	–	–	0.01%	314
2016 Q2	$305K	Hold	11,746	–	–	0.01%	313
2016 Q1	$397K	Hold	11,746	–	–	0.01%	306
2015 Q4	$447K	Hold	11,746	–	–	0.01%	314
2015 Q3	$430K	Hold	11,746	–	–	0.01%	315
2015 Q2	$588K	Sell	11,746 -615,780	-98%	-$32.9M	0.02%	321
2015 Q1	$33.4M	Sell	627,526 -362,952	-37%	-$18.5M	0.81%	32
2014 Q4	$47.9M	Sell	990,478 -247,989	-20%	-$12.1M	1.23%	21
2014 Q3	$67M	Buy	1,238,467 +344,253	+38%	+$18.9M	1.91%	9
2014 Q2	$51.3M	Sell	894,214 -344,253	-28%	-$19M	1.41%	23
2014 Q1	$67M	Sell	1,238,467 -254,814	-17%	-$13M	1.91%	9
2013 Q4	$73.5M	Buy	1,493,281 +1,469,789	+6,257%	+$68.1M	2.13%	9
2013 Q3	$544K	Sell	23,492 -1,598,534	-99%	-$67.1M	0.02%	281
2013 Q2	$61.5M	Buy	+1,622,026	New	+$57M	2.04%	17

Other funds holding BWA

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

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

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

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

Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

Castleark Management's BWA Position: Q1 2026 in Review

Castleark Management reduced its BorgWarner (BWA) stake by 5.6% in Q1 2026, selling an estimated $465K and leaving 148,506 shares worth $8.06M. The position accounts for 0.27% of the portfolio, ranked #89.

Castleark Management first reported a position in BWA in Q2 2013 and has held it in 51 quarters since. The position peaked at $73.5M in Q4 2013. 710 funds tracked by Wall St. Rank hold BWA as of Q1 2026.

Castleark Management held 148,506 shares of BorgWarner worth $8.06M as of Q1 2026.
Castleark Management sold 8,830 BorgWarner shares in Q1 2026, an estimated $465K.
BorgWarner made up 0.27% of Castleark Management's portfolio in Q1 2026, its #89 holding.
Castleark Management first reported a position in BorgWarner in Q2 2013 and has held it in 51 quarters since.
Castleark Management's BorgWarner position peaked at $73.5M in Q4 2013.
710 funds tracked by Wall St. Rank held BorgWarner as of Q1 2026.

Based on Castleark Management's 13F filing for Q1 2026, filed 15 May 2026.