FORMFACTOR INC

FORMNASDAQ

$139.80-1.50 (-1.06% today)

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

FORMFACTOR INC price and activity chart data

Showing the 1Y range: Oct 7, 2025 to Oct 7, 2026. Price (+260.0%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	13.42%	$1.68B	0.02%	Not reported
Vanguard Portfolio Management LLC	6.71%	$838M	0.04%	Not reported
Earnest Partners LLC	4.82%	$602M	2.17%	Reduce 22.81%
Vanguard Capital Management LLC	4.50%	$562M	0.01%	Not reported
State Street Corp	3.30%	$413M	0.01%	Not reported
Polar Capital Holdings Plc	2.75%	$343M	0.81%	Reduce 6.38%
Geode Capital Management, LLC	2.35%	$295M	0.02%	Not reported
Bank of America Corp	2.28%	$285M	0.02%	Not reported
Primecap Management Co	2.16%	$270M	0.16%	Reduce 5.51%
Invesco Ltd.	2.02%	$252M	0.02%	Not reported
Alliancebernstein L.P.	1.87%	$141M	0.05%	Not reported
Dimensional Fund Advisors LP	1.82%	$227M	0.04%	Not reported
Sei Investments Co	1.72%	$215M	0.19%	Not reported
Jane Street Group, LLC	1.68%	$209M	0.02%	Not reported
Fuller & Thaler Asset Management, Inc.	1.52%	$189M	0.52%	Not reported
Norges Bank	1.31%	$164M	0.02%	Not reported
Morgan Stanley	1.15%	$144M	0.01%	Not reported
Charles Schwab Investment Management Inc	0.96%	$120M	0.02%	Not reported
Tremblant Capital Group	0.91%	$114M	3.28%	New Not reported
Millennium Management LLC	0.86%	$107M	0.04%	Not reported
Goldman Sachs Group Inc	0.85%	$106M	0.01%	Not reported
Pictet Asset Management Holding SA	0.84%	$104M	0.10%	Add 5215.77%
Bank of New York Mellon Corp	0.83%	$104M	0.02%	Not reported
Nuveen, LLC	0.83%	$104M	0.02%	Not reported
Reinhart Partners, LLC.	0.82%	$102M	2.34%	Reduce 44.82%
T. Rowe Price Investment Management, Inc.	0.76%	$94.8M	0.06%	Reduce 30.50%
Northern Trust Corp	0.75%	$94M	0.01%	Not reported
Needham Investment Management LLC	0.70%	$87.6M	2.63%	Reduce 9.28%
WT Asset Management Ltd	0.68%	$85.5M	1.69%	New Not reported
Assenagon Asset Management S.A.	0.66%	$83M	0.05%	Not reported
Vanguard Fiduciary Trust Co	0.65%	$80.6M	0.02%	Not reported
Ameriprise Financial Inc	0.56%	$69.7M	0.01%	Not reported
Two Sigma Investments, LP	0.54%	$68.1M	0.05%	Not reported
D. E. Shaw & Co., Inc.	0.54%	$67.4M	0.03%	Not reported
Bessemer Group Inc	0.53%	$66.2M	0.09%	Add 5.65%
Principal Financial Group Inc	0.53%	$66.2M	0.03%	Not reported
Capital World Investors	0.53%	$65.7M	0.01%	New Not reported
Northwestern Mutual Wealth Management Co	0.52%	$65.3M	0.03%	Not reported
Natixis Advisors, LLC	0.50%	$63M	0.07%	Reduce 13.64%
Susquehanna International Group, LLP	0.50%	$62.3M	0.00%	Not reported
Massachusetts Financial Services Co	0.49%	$61M	0.02%	Reduce 48.00%
Arrowstreet Capital, Limited Partnership	0.48%	$60.2M	0.03%	Not reported
Jones Financial Companies LLLP	0.48%	$48.6M	0.02%	Not reported
Royal Bank of Canada	0.43%	$53.4M	0.01%	Not reported
Fisher Asset Management, LLC	0.40%	$50.2M	0.01%	Reduce 26.37%
UBS Group AG	0.38%	$47.4M	0.01%	Not reported
Renaissance Technologies LLC	0.38%	$47.3M	0.07%	Not reported
Select Equity Group, L.P.	0.37%	$45.7M	0.23%	Add 10.98%
Public Sector Pension Investment Board	0.34%	$42.8M	0.11%	Reduce 3.41%
Tudor Investment Corp Et Al	0.32%	$40.3M	0.06%	Not reported

50 of 475 holders

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