TUDOR INVESTMENT CORP ET AL

Position in FORM — Formfactor Inc

CIK 923093 STAMFORD, CT

Position in FORM

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$40,287,166

+$26,584,225 QoQ

Shares Held

251,905

+78.3% QoQ

Ownership

0.322%

of shares outstanding

% of Portfolio

0.20%

of 13F equity value

Holder Rank

#55

of 509 holders

Holding Since

Mar 2021

10 quarters on record

Voting authority Sole 50% Shared 50% None 0%

Technology · as of Jun 30, 2026

TUDOR INVESTMENT CORP ET AL holds $147,399,385 across 15 Semiconductor Equipment & Materials names. FORM ranks #1 (27.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FORM	Formfactor Inc This page	251,905	$40,287,166
2	AEHR	Aehr Test Systems	204,550	$19,649,073
3	LRCX	Lam Research Corp	44,412	$19,245,051
4	Q	Qnity Electronics, Inc.	99,253	$16,209,007
5	ONTO	Onto Innovation Inc.	24,510	$9,275,809
6	AMKR	Amkor Technology, Inc.	106,660	$9,197,291
7	KLAC	Kla Corp	28,806	$8,691,058
8	UCTT	Ultra Clean Holdings, Inc.	44,249	$6,309,464

10 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$40,287,166	251,905	+78.3%	Shares	Defined	2026-08-14
2026-03-31	$13,702,941	141,282	+178.4%	Shares	Defined	2026-05-15
2025-12-31	$2,830,332	50,741	+116.2%	Shares	Defined	2026-02-17
2024-09-30	$1,079,758	23,473	-67.8%	Shares	Defined	2024-11-14
2023-12-31	$3,038,114	72,839	-13.0%	Shares	Defined	2024-02-14
2023-09-30	$2,926,574	83,760	+368.7%	Shares	Defined	2023-11-15
2023-06-30	$611,545	17,871	+74.5%	Shares	Defined	2023-08-14
2022-03-31	$430,429	10,241	-50.8%	Shares	Defined	2022-05-16
2021-06-30	$759,644	20,835	-54.9%	Shares	Defined	2021-08-16
2021-03-31	$2,082,638	46,168	—	Shares	Defined	2021-05-17
No filing history on record for this holder in this stock.