Martingale Asset Management’s Foster FSTR Stock Holding History

Martingale Asset Management’s Portfolio FSTR Stock Details FSTR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.74M	Buy	38,537 +29,381	+321%	+$1.1M	0.04%	418
2026 Q1	$255K	Buy	+9,156	New	+$270K	0.01%	750
2021 Q2	–	Sell	-14,211	Closed	-$255K	–	862
2021 Q1	$255K	Sell	14,211 -13,902	-49%	-$233K	﹤0.01%	777
2020 Q4	$424K	Sell	28,113 -10,721	-28%	-$157K	﹤0.01%	655
2020 Q3	$522K	Hold	38,834	–	–	0.01%	802
2020 Q2	$496K	Hold	38,834	–	–	0.01%	876
2020 Q1	$480K	Sell	38,834 -2,200	-5%	-$35.9K	0.01%	820
2019 Q4	$796K	Hold	41,034	–	–	0.01%	805
2019 Q3	$890K	Sell	41,034 -4,801	-10%	-$111K	0.01%	795
2019 Q2	$1.25M	Buy	45,835 +3,906	+9%	+$89.3K	0.01%	724
2019 Q1	$790K	Hold	41,929	–	–	0.01%	824
2018 Q4	$667K	Sell	41,929 -11,010	-21%	-$205K	0.01%	816
2018 Q3	$1.09M	Sell	52,939 -6,198	-10%	-$142K	0.01%	709
2018 Q2	$1.36M	Hold	59,137	–	–	0.02%	667
2018 Q1	$1.39M	Hold	59,137	–	–	0.02%	650
2017 Q4	$1.61M	Buy	59,137 +4,508	+8%	+$109K	0.02%	599
2017 Q3	$1.24M	Buy	+54,629	New	+$1.07M	0.02%	681
2015 Q2	–	Sell	-22,617	Closed	-$1.07M	–	869
2015 Q1	$1.07M	Buy	22,617 +9,709	+75%	+$460K	0.03%	497
2014 Q4	$627K	Buy	+12,908	New	+$629K	0.02%	641
2013 Q3	–	Sell	-21,910	Closed	-$946K	–	1015
2013 Q2	$946K	Buy	+21,910	New	+$955K	0.04%	508

Other funds holding FSTR

BIP

Brandes Investment Partners La Jolla, California $14.3B AUM 23.11% 1-Year Est. Return

GAMCO Investors Greenwich, Connecticut $11.1B AUM 41.79% 1-Year Est. Return

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 Capital Management Malvern, Pennsylvania $4.68T AUM

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

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

HIM

Hillsdale Investment Management Toronto, Ontario, Canada $4.39B AUM 72.96% 1-Year Est. Return

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

Martingale Asset Management's FSTR Position: Q2 2026 in Review

Martingale Asset Management increased its Foster (FSTR) stake by 321% in Q2 2026, buying an estimated $1.1M and bringing the position to 38,537 shares worth $1.74M. The position accounts for 0.04% of the portfolio, ranked #418.

Martingale Asset Management first reported a position in FSTR in Q2 2013 and has held it in 20 quarters since. 134 funds tracked by Wall St. Rank hold FSTR as of Q2 2026.

Martingale Asset Management held 38,537 shares of Foster worth $1.74M as of Q2 2026.
Martingale Asset Management bought 29,381 Foster shares in Q2 2026, an estimated $1.1M.
Foster made up 0.04% of Martingale Asset Management's portfolio in Q2 2026, its #418 holding.
Martingale Asset Management first reported a position in Foster in Q2 2013 and has held it in 20 quarters since.
134 funds tracked by Wall St. Rank held Foster as of Q2 2026.

Based on Martingale Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.