Oberweis Asset Management’s FormFactor FORM Stock Holding History

Oberweis Asset Management’s Portfolio FORM Stock Details FORM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$20.4M	Buy	+127,330	New	+$16.9M	0.42%	89
2025 Q1	–	Sell	-337,480	Closed	-$14.8M	–	197
2024 Q4	$14.8M	Buy	337,480 +6,700	+2%	+$288K	0.7%	50
2024 Q3	$15.2M	Buy	330,780 +25,000	+8%	+$1.25M	0.78%	38
2024 Q2	$18.5M	Buy	305,780 +69,080	+29%	+$3.6M	1.13%	17
2024 Q1	$10.8M	Buy	236,700 +77,500	+49%	+$3.23M	0.78%	48
2023 Q4	$6.64M	Sell	159,200 -28,900	-15%	-$1.06M	0.62%	55
2023 Q3	$6.57M	Buy	188,100 +45,100	+32%	+$1.52M	0.7%	35
2023 Q2	$4.89M	Buy	143,000 +41,500	+41%	+$1.24M	0.59%	48
2023 Q1	$3.23M	Buy	+101,500	New	+$2.91M	0.5%	54
2018 Q1	–	Sell	-10,000	Closed	-$157K	–	232
2017 Q4	$157K	Buy	+10,000	New	+$167K	0.04%	228

Other funds holding FORM

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 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

PCH

Polar Capital Holdings London, United Kingdom $42.4B AUM 181.11% 1-Year Est. Return

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

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

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

Oberweis Asset Management's FORM Position: Q2 2026 in Review

Oberweis Asset Management opened a new position in FormFactor (FORM) in Q2 2026: 127,330 shares worth $20.4M. The stake represents 0.42% of the portfolio and ranks #89 among its holdings. This is a return to the name: Oberweis Asset Management previously reported a position in FORM as recently as Q4 2024.

Oberweis Asset Management first reported a position in FORM in Q4 2017 and has held it in 10 quarters since. 510 funds tracked by Wall St. Rank hold FORM as of Q2 2026.

Oberweis Asset Management held 127,330 shares of FormFactor worth $20.4M as of Q2 2026.
FormFactor was a new Oberweis Asset Management position in Q2 2026.
FormFactor made up 0.42% of Oberweis Asset Management's portfolio in Q2 2026, its #89 holding.
Oberweis Asset Management first reported a position in FormFactor in Q4 2017 and has held it in 10 quarters since.
510 funds tracked by Wall St. Rank held FormFactor as of Q2 2026.

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