David A. Siegel Axt Inc Transaction History

Two Sigma Advisers, LP

$42.8 Billion
Q1 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Axt Inc stock. As of the latest transaction made, Two Sigma Advisers, LP holds 391,900 shares of AXTI stock, worth $713,258. This represents 0.0% of its overall portfolio holdings.

Number of Shares

391,900

Previous 674,400 41.89%

Holding current value

$713,258

Previous $1.46 Million 62.27%

% of portfolio

0.0%

Previous 0.0%

31 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 May 15, 2025	SELL	$1.31 - $2.44 $370,075 - $689,300	-282,500 Reduced 41.89%	391,900 $552,000
Q4 2024 Feb 14, 2025	SELL	$1.73 - $2.91 $302,577 - $508,959	-174,900 Reduced 20.59%	674,400 $1.46 Million
Q3 2024 Nov 14, 2024	SELL	$2.0 - $3.93 $90,800 - $178,422	-45,400 Reduced 5.07%	849,300 $2.06 Million
Q2 2024 Aug 14, 2024	BUY	$2.77 - $4.95 $668,401 - $1.19 Million	241,300 Added 36.93%	894,700 $3.02 Million
Q1 2024 May 15, 2024	BUY	$2.2 - $5.4 $720,720 - $1.77 Million	327,600 Added 100.55%	653,400 $3 Million
Q4 2023 Feb 14, 2024	BUY	$1.93 - $2.7 $1,737 - $2,430	900 Added 0.28%	325,800 $781,000
Q3 2023 Nov 14, 2023	BUY	$2.25 - $3.51 $393,750 - $614,250	175,000 Added 116.74%	324,900 $779,000
Q2 2023 Aug 14, 2023	SELL	$2.6 - $3.95 $22,100 - $33,575	-8,500 Reduced 5.37%	149,900 $515,000
Q1 2023 May 15, 2023	SELL	$3.51 - $6.48 $40,365 - $74,520	-11,500 Reduced 6.77%	158,400 $630,000
Q4 2022 Feb 14, 2023	SELL	$4.25 - $7.01 $109,650 - $180,858	-25,800 Reduced 13.18%	169,900 $744,000
Q3 2022 Nov 14, 2022	BUY	$5.7 - $9.74 $2,850 - $4,870	500 Added 0.26%	195,700 $1.31 Million
Q2 2022 Aug 15, 2022	SELL	$5.14 - $7.04 $7,709 - $10,560	-1,500 Reduced 0.76%	195,200 $1.14 Million
Q1 2022 May 16, 2022	SELL	$6.38 - $9.15 $518,694 - $743,895	-81,300 Reduced 29.24%	196,700 $1.38 Million
Q4 2021 Feb 14, 2022	SELL	$7.83 - $9.32 $107,271 - $127,684	-13,700 Reduced 4.7%	278,000 $2.45 Million
Q3 2021 Nov 15, 2021	BUY	$7.5 - $10.78 $409,500 - $588,588	54,600 Added 23.03%	291,700 $2.43 Million
Q2 2021 Aug 16, 2021	BUY	$8.71 - $12.41 $166,361 - $237,031	19,100 Added 8.76%	237,100 $2.6 Million
Q1 2021 May 17, 2021	BUY	$9.83 - $15.37 $746,097 - $1.17 Million	75,900 Added 53.41%	218,000 $2.54 Million
Q4 2020 Feb 16, 2021	BUY	$5.56 - $10.82 $186,260 - $362,470	33,500 Added 30.85%	142,100 $1.36 Million
Q3 2020 Nov 16, 2020	SELL	$4.45 - $6.12 $66,305 - $91,188	-14,900 Reduced 12.06%	108,600 $665,000
Q2 2020 Aug 14, 2020	BUY	$2.8 - $5.84 $26,320 - $54,896	9,400 Added 8.24%	123,500 $588,000
Q1 2020 May 15, 2020	BUY	$1.89 - $4.9 $5,103 - $13,230	2,700 Added 2.42%	114,100 $366,000
Q4 2019 Feb 14, 2020	BUY	$2.72 - $4.35 $75,888 - $121,364	27,900 Added 33.41%	111,400 $485,000
Q3 2019 Nov 14, 2019	BUY	$3.29 - $4.35 $42,441 - $56,114	12,900 Added 18.27%	83,500 $297,000
Q2 2019 Aug 14, 2019	SELL	$3.57 - $5.78 $4,998 - $8,092	-1,400 Reduced 1.94%	70,600 $280,000
Q1 2019 May 15, 2019	SELL	$3.9 - $4.6 $34,320 - $40,480	-8,800 Reduced 10.89%	72,000 $320,000
Q4 2018 Feb 14, 2019	SELL	$4.06 - $7.07 $17,052 - $29,694	-4,200 Reduced 4.94%	80,800 $351,000
Q3 2018 Nov 14, 2018	SELL	$6.95 - $8.98 $311,360 - $402,304	-44,800 Reduced 34.51%	85,000 $608,000
Q2 2018 Aug 14, 2018	BUY	$5.8 - $8.4 $71,920 - $104,160	12,400 Added 10.56%	129,800 $915,000
Q1 2018 May 15, 2018	BUY	$7.0 - $9.45 $263,900 - $356,265	37,700 Added 47.3%	117,400 $851,000
Q4 2017 Feb 14, 2018	BUY	$8.45 - $10.43 $423,344 - $522,543	50,100 Added 169.26%	79,700 $693,000
Q3 2017 Nov 14, 2017	BUY	$7.15 - $9.15 $211,640 - $270,840	29,600	29,600 $271,000

Others Institutions Holding AXTI

# of Institutions

Shares Held

11.9M

Call Options Held

14K

Put Options Held

4.6K

View Full List

About AXT INC

Ticker AXTI
Exchange NASDAQ
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 43,059,500
Market Cap $78.4M
Description
AXT, Inc. designs, develops, manufactures, and distributes compound and single element semiconductor substrates. It produces semiconductor substrates using its proprietary vertical gradient freeze technology. The company offers indium phosphide for use in data center connectivity using light/lasers, 5G communications, fiber optic lasers and dete...

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