Aigen Investment Management, LP

Position in TER — Teradyne, Inc

CIK 1741224 NEW YORK, NY

Position in TER

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$732,256

+$27,892 QoQ

Shares Held

2,470

-32.1% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.19%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2021

6 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

Aigen Investment Management, LP holds $4,432,304 across 5 Semiconductor Equipment & Materials names.

#	Ticker	Company	Shares	Value (USD)
1	LRCX	Lam Research Corp	4,956	$2,147,583
2	ASML	Asml Holding NV	559	$1,112,096
3	Q	Qnity Electronics, Inc.	2,586	$422,319
4	ENTG	Entegris Inc	2,170	$390,296
5	AMKR	Amkor Technology, Inc.	4,175	$360,010

6 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$732,256	2,470	-32.1%	Shares	Sole	2026-05-15
2025-12-31	$704,364	3,639	-59.2%	Shares	Sole	2026-02-13
2025-03-31	$736,461	8,916	+106.5%	Shares	Sole	2025-05-12
2023-06-30	$480,722	4,318	-27.0%	Shares	Sole	2023-08-14
2022-06-30	$529,688	5,915	+8.3%	Shares	Sole	2022-08-02
2021-12-31	$893,527	5,464	—	Shares	Sole	2022-02-11
No filing history on record for this holder in this stock.