Group One Trading
FORM icon

Group One Trading’s FormFactor FORM Stock Holding History

Group One Trading’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 		$1.25M Sell
7,800
-8,600
-52% -$1.14M ﹤0.01% 2667
2026
Q1 		$1.59M Sell
16,400
-900
-5% -$77.5K ﹤0.01% 2283
2025
Q4 		$965K Buy
17,300
+17,200
+17,200% +$867K ﹤0.01% 2927
2025
Q3 		$3.64K Sell
100
-1,100
-92% -$35.4K ﹤0.01% 7690
2025
Q2 		$41.3K Sell
1,200
-100
-8% -$3.04K ﹤0.01% 5734
2025
Q1 		$36.8K Buy
1,300
+1,000
+333% +$36.8K ﹤0.01% 5398
2024
Q4 		$13.2K Buy
+300
New +$12.9K ﹤0.01% 5953
2021
Q3 		– Sell
-100
Closed -$4K – 8360
2021
Q2 		$4K Buy
+100
New +$3.94K ﹤0.01% 7810
2020
Q2 		– Sell
-200
Closed -$4K – 5896
2020
Q1 		$4K Sell
200
-31,800
-99% -$759K ﹤0.01% 4830
2019
Q4 		$831K Hold
32,000
– – 0.01% 2042
2019
Q3 		$597K Sell
32,000
-37,000
-54% -$633K ﹤0.01% 2178
2019
Q2 		$1.08M Buy
69,000
+48,000
+229% +$786K 0.01% 1534
2019
Q1 		$338K Sell
21,000
-300
-1% -$4.52K ﹤0.01% 2262
2018
Q4 		$300K Buy
+21,300
New +$297K ﹤0.01% 2366
2017
Q2 		– Sell
-1,200
Closed -$14K – 4847
2017
Q1 		$14K Buy
+1,200
New +$13.9K ﹤0.01% 4010
2016
Q3 		– Sell
-2,200
Closed -$20K – 4646
2016
Q2 		$20K Buy
2,200
+1,800
+450% +$13.5K ﹤0.01% 3795
2016
Q1 		$3K Hold
400
– – ﹤0.01% 4305
2015
Q4 		$4K Buy
+400
New +$3.32K ﹤0.01% 4410
2015
Q3 		– Sell
-300
Closed -$3K – 4952
2015
Q2 		$3K Sell
300
-4,200
-93% -$38.1K ﹤0.01% 4601
2015
Q1 		$40K Buy
4,500
+3,300
+275% +$28.7K ﹤0.01% 3488
2014
Q4 		$10K Sell
1,200
-300
-20% -$2.36K ﹤0.01% 4229
2014
Q3 		$11K Buy
+1,500
New +$11.1K ﹤0.01% 4417
2013
Q3 		– Sell
-100
Closed -$1K – 5336
2013
Q2 		$1K Buy
+100
New +$548 ﹤0.01% 4954

Other funds holding FORM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
EARNEST Partners
EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
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
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Group One Trading's FORM Position: Q2 2026 in Review

Group One Trading opened a new position in FormFactor (FORM) in Q2 2026: 3,666 shares worth $586K. The stake represents ﹤0.01% of the portfolio and ranks #3341 among its holdings. This is a return to the name: Group One Trading previously reported a position in FORM as recently as Q4 2025.

Group One Trading first reported a position in FORM in Q3 2013 and has held it in 26 quarters since. The position peaked at $708K in Q4 2025. 509 funds tracked by Wall St. Rank hold FORM as of Q2 2026.

  • Group One Trading held 3,666 shares of FormFactor worth $586K as of Q2 2026.
  • FormFactor was a new Group One Trading position in Q2 2026.
  • FormFactor made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #3341 holding.
  • Group One Trading first reported a position in FormFactor in Q3 2013 and has held it in 26 quarters since.
  • Group One Trading's FormFactor position peaked at $708K in Q4 2025.
  • 509 funds tracked by Wall St. Rank held FormFactor as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.