GAMCO Investors’s Foster FSTR Stock Holding History

GAMCO Investors’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 Q1	$25.2M	Sell	901,439 -16,661	-2%	-$492K	0.25%	110
2025 Q4	$24.7M	Sell	918,100 -15,400	-2%	-$416K	0.24%	116
2025 Q3	$25.2M	Sell	933,500 -16,772	-2%	-$415K	0.24%	108
2025 Q2	$20.8M	Buy	950,272 +18,272	+2%	+$358K	0.21%	133
2025 Q1	$18.3M	Sell	932,000 -2,200	-0.2%	-$55.3K	0.2%	133
2024 Q4	$25.1M	Buy	934,200 +5,700	+0.6%	+$136K	0.26%	105
2024 Q3	$19M	Buy	928,500 +25,500	+3%	+$519K	0.19%	144
2024 Q2	$19.4M	Buy	903,000 +18,300	+2%	+$471K	0.21%	129
2024 Q1	$24.2M	Sell	884,700 -13,876	-2%	-$327K	0.24%	109
2023 Q4	$19.8M	Sell	898,576 -2,421	-0.3%	-$47.7K	0.21%	130
2023 Q3	$17M	Buy	900,997 +27,679	+3%	+$458K	0.2%	138
2023 Q2	$12.5M	Buy	873,318 +44,500	+5%	+$548K	0.13%	195
2023 Q1	$9.51M	Buy	828,818 +35,918	+5%	+$426K	0.1%	225
2022 Q4	$7.68M	Buy	792,900 +98,707	+14%	+$1M	0.08%	252
2022 Q3	$6.78M	Buy	694,193 +26,092	+4%	+$342K	0.08%	263
2022 Q2	$8.6M	Buy	668,101 +12,932	+2%	+$175K	0.09%	239
2022 Q1	$10.1M	Buy	655,169 +85,069	+15%	+$1.29M	0.09%	240
2021 Q4	$7.84M	Buy	570,100 +131,100	+30%	+$2.02M	0.07%	285
2021 Q3	$6.8M	Buy	439,000 +63,473	+17%	+$1.08M	0.06%	306
2021 Q2	$7M	Buy	375,527 +60,000	+19%	+$1.05M	0.06%	311
2021 Q1	$5.65M	Sell	315,527 -12,132	-4%	-$203K	0.05%	329
2020 Q4	$4.93M	Buy	327,659 +50,332	+18%	+$738K	0.05%	336
2020 Q3	$3.72M	Buy	277,327 +96,327	+53%	+$1.34M	0.04%	364
2020 Q2	$2.31M	Buy	181,000 +111,957	+162%	+$1.44M	0.03%	430
2020 Q1	$853K	Buy	69,043 +3,200	+5%	+$52.2K	0.01%	565
2019 Q4	$1.28M	Hold	65,843	–	–	0.01%	580
2019 Q3	$1.43M	Hold	65,843	–	–	0.01%	546
2019 Q2	$1.8M	Buy	65,843 +5,843	+10%	+$134K	0.01%	518
2019 Q1	$1.13M	Hold	60,000	–	–	0.01%	562
2018 Q4	$954K	Hold	60,000	–	–	0.01%	546
2018 Q3	$1.23M	Hold	60,000	–	–	0.01%	555
2018 Q2	$1.38M	Hold	60,000	–	–	0.01%	538
2018 Q1	$1.41M	Hold	60,000	–	–	0.01%	521
2017 Q4	$1.63M	Hold	60,000	–	–	0.01%	517
2017 Q3	$1.36M	Hold	60,000	–	–	0.01%	537
2017 Q2	$1.29M	Hold	60,000	–	–	0.01%	549
2017 Q1	$750K	Hold	60,000	–	–	﹤0.01%	618
2016 Q4	$816K	Buy	60,000 +20,000	+50%	+$260K	0.01%	603
2016 Q3	$480K	Buy	40,000 +3,987	+11%	+$44.2K	﹤0.01%	677
2016 Q2	$392K	Buy	+36,013	New	+$511K	﹤0.01%	712
2015 Q1	–	Sell	-6,150	Closed	-$299K	–	845
2014 Q4	$299K	Hold	6,150	–	–	﹤0.01%	781
2014 Q3	$283K	Buy	6,150 +500	+9%	+$25.5K	﹤0.01%	799
2014 Q2	$306K	Buy	+5,650	New	+$281K	﹤0.01%	786

Other funds holding FSTR

BIP

Brandes Investment Partners La Jolla, California $14.1B AUM 25.52% 1-Year Est. Return

22NW LP Seattle, Washington $146M AUM 29.83% 1-Year Est. Return

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

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

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

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

Hotchkis & Wiley Capital Management Los Angeles, California $32.4B AUM 17.21% 1-Year Est. Return

Gabelli Funds Rye, New York $14.8B AUM 32.24% 1-Year Est. Return

GAMCO Investors's FSTR Position: Q1 2026 in Review

GAMCO Investors reduced its Foster (FSTR) stake by 1.8% in Q1 2026, selling an estimated $492K and leaving 901,439 shares worth $25.2M. The position accounts for 0.25% of the portfolio, ranked #110.

GAMCO Investors first reported a position in FSTR in Q2 2014 and has held it in 43 quarters since. The position peaked at $25.2M in Q3 2025. 109 funds tracked by Wall St. Rank hold FSTR as of Q1 2026.

GAMCO Investors held 901,439 shares of Foster worth $25.2M as of Q1 2026.
GAMCO Investors sold 16,661 Foster shares in Q1 2026, an estimated $492K.
Foster made up 0.25% of GAMCO Investors's portfolio in Q1 2026, its #110 holding.
GAMCO Investors first reported a position in Foster in Q2 2014 and has held it in 43 quarters since.
GAMCO Investors's Foster position peaked at $25.2M in Q3 2025.
109 funds tracked by Wall St. Rank held Foster as of Q1 2026.

Based on GAMCO Investors's 13F filing for Q1 2026, filed 14 May 2026.