David A. Siegel Formfactor Inc Transaction History

Two Sigma Advisers, LP

$46.1 Billion
Q2 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Formfactor Inc stock. As of the latest transaction made, Two Sigma Advisers, LP holds 14,899 shares of FORM stock, worth $657,790. This represents 0.0% of its overall portfolio holdings.

Number of Shares

14,899

Previous 12,699 17.32%

Holding current value

$657,790

Previous $359,000 42.62%

% of portfolio

0.0%

Previous 0.0%

26 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	BUY	$23.18 - $35.26 $50,996 - $77,572	2,200 Added 17.32%	14,899 $512,000
Q1 2025 May 15, 2025	BUY	$28.29 - $47.24 $359,254 - $599,900	12,699 New	12,699 $359,000
Q3 2024 Nov 14, 2024	SELL	$40.9 - $62.22 $543,929 - $827,463	-13,299 Reduced 72.68%	5,000 $229,000
Q2 2024 Aug 14, 2024	BUY	$40.25 - $60.53 $16,100 - $24,212	400 Added 2.23%	18,299 $1.11 Million
Q1 2024 May 15, 2024	SELL	$37.66 - $46.16 $1.82 Million - $2.22 Million	-48,200 Reduced 72.92%	17,899 $816,000
Q4 2023 Feb 14, 2024	SELL	$31.7 - $42.01 $3.69 Million - $4.89 Million	-116,400 Reduced 63.78%	66,099 $2.76 Million
Q3 2023 Nov 14, 2023	SELL	$30.1 - $37.16 $1.24 Million - $1.53 Million	-41,100 Reduced 18.38%	182,499 $6.38 Million
Q2 2023 Aug 14, 2023	SELL	$26.56 - $34.22 $754,304 - $971,848	-28,400 Reduced 11.27%	223,599 $7.65 Million
Q1 2023 May 15, 2023	SELL	$21.92 - $32.59 $1.92 Million - $2.86 Million	-87,700 Reduced 25.82%	251,999 $8.03 Million
Q4 2022 Feb 14, 2023	BUY	$18.19 - $28.06 $3.25 Million - $5.02 Million	178,800 Added 111.13%	339,699 $7.55 Million
Q3 2022 Nov 14, 2022	BUY	$25.05 - $40.74 $3.88 Million - $6.31 Million	155,000 Added 2627.56%	160,899 $4.03 Million
Q2 2022 Aug 15, 2022	BUY	$34.18 - $42.73 $201,627 - $252,064	5,899 New	5,899 $228,000
Q4 2021 Feb 14, 2022	SELL	$34.79 - $46.04 $1.75 Million - $2.31 Million	-50,222 Closed	0 $0
Q3 2021 Nov 15, 2021	BUY	$33.84 - $40.42 $291,024 - $347,612	8,600 Added 20.66%	50,222 $1.88 Million
Q2 2021 Aug 16, 2021	BUY	$33.07 - $51.12 $486,129 - $751,464	14,700 Added 54.6%	41,622 $1.52 Million
Q1 2021 May 17, 2021	SELL	$40.79 - $50.92 $3.65 Million - $4.56 Million	-89,600 Reduced 76.9%	26,922 $1.21 Million
Q4 2020 Feb 16, 2021	SELL	$25.23 - $45.2 $4.24 Million - $7.59 Million	-168,000 Reduced 59.05%	116,522 $5.01 Million
Q3 2020 Nov 16, 2020	BUY	$22.43 - $32.15 $4.87 Million - $6.97 Million	216,900 Added 320.75%	284,522 $7.09 Million
Q2 2020 Aug 14, 2020	BUY	$17.76 - $30.41 $957,246 - $1.64 Million	53,899 Added 392.76%	67,622 $1.98 Million
Q1 2020 May 15, 2020	BUY	$16.66 - $28.23 $228,625 - $387,400	13,723 New	13,723 $276,000
Q4 2018 Feb 14, 2019	SELL	$11.51 - $16.49 $240,984 - $345,251	-20,937 Closed	0 $0
Q3 2018 Nov 14, 2018	SELL	$12.8 - $15.9 $61,440 - $76,320	-4,800 Reduced 18.65%	20,937 $288,000
Q2 2018 Aug 14, 2018	SELL	$11.45 - $15.05 $44,655 - $58,695	-3,900 Reduced 13.16%	25,737 $342,000
Q1 2018 May 15, 2018	SELL	$12.25 - $16.85 $231,427 - $318,330	-18,892 Reduced 38.93%	29,637 $405,000
Q4 2017 Feb 14, 2018	BUY	$14.85 - $18.2 $173,626 - $212,794	11,692 Added 31.74%	48,529 $759,000
Q3 2017 Nov 14, 2017	BUY	$12.85 - $16.85 $473,355 - $620,703	36,837	36,837 $621,000

Others Institutions Holding FORM

# of Institutions

326

Shares Held

75.3M

Call Options Held

245K

Put Options Held

70.7K

View Full List

About FORMFACTOR INC

Ticker FORM
Exchange NASDAQ
Sector Technology
Industry Semiconductors
Shares Outstandng 77,132,704
Market Cap $3.41B
Description
FormFactor, Inc. designs, manufactures, and sells probe cards, analytical probes, probe stations, metrology systems, thermal systems, and cryogenic systems to semiconductor companies and scientific institutions. It operates in two segments, Probe Cards and Systems. The company offers probe cards to test various semiconductor device types, includ...

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