Castleark Management’s Openlane OPLN Stock Holding History

Castleark Management’s Portfolio OPLN Stock Details OPLN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$8.96M	Buy	+217,210	New	+$7.59M	0.24%	103
2017 Q2	–	Sell	-172,536	Closed	-$2.85M	–	411
2017 Q1	$2.85M	Sell	172,536 -33,144	-16%	-$565K	0.09%	245
2016 Q4	$3.32M	Buy	205,680 +6,975	+4%	+$111K	0.11%	233
2016 Q3	$3.25M	Buy	198,705 +114,689	+137%	+$1.83M	0.1%	227
2016 Q2	$1.33M	Buy	+84,016	New	+$1.26M	0.04%	278
2014 Q4	–	Sell	-830,513	Closed	-$9.54M	–	371
2014 Q3	$9.54M	Sell	830,513 -36,988	-4%	-$423K	0.27%	69
2014 Q2	$10.5M	Buy	867,501 +36,988	+4%	+$427K	0.29%	62
2014 Q1	$9.54M	Buy	830,513 +114,853	+16%	+$1.29M	0.27%	69
2013 Q4	$8M	Buy	+715,660	New	+$7.77M	0.23%	77
2013 Q3	–	Sell	-520,870	Closed	-$4.51M	–	370
2013 Q2	$4.51M	Buy	+520,870	New	+$4.4M	0.15%	99

Other funds holding OPLN

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

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

HRCM

Hawk Ridge Capital Management Los Angeles, California $3.12B AUM 53.42% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 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

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

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

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Castleark Management's OPLN Position: Q2 2026 in Review

Castleark Management opened a new position in Openlane (OPLN) in Q2 2026: 217,210 shares worth $8.96M. The stake represents 0.24% of the portfolio and ranks #103 among its holdings. This is a return to the name: Castleark Management previously reported a position in OPLN as recently as Q1 2017.

Castleark Management first reported a position in OPLN in Q2 2013 and has held it in 10 quarters since. The position peaked at $10.5M in Q2 2014. 352 funds tracked by Wall St. Rank hold OPLN as of Q2 2026.

Castleark Management held 217,210 shares of Openlane worth $8.96M as of Q2 2026.
Openlane was a new Castleark Management position in Q2 2026.
Openlane made up 0.24% of Castleark Management's portfolio in Q2 2026, its #103 holding.
Castleark Management first reported a position in Openlane in Q2 2013 and has held it in 10 quarters since.
Castleark Management's Openlane position peaked at $10.5M in Q2 2014.
352 funds tracked by Wall St. Rank held Openlane as of Q2 2026.

Based on Castleark Management's 13F filing for Q2 2026, filed 14 Aug 2026.