Palo Alto Investors LP Staar Surgical CO Transaction History

Palo Alto Investors LP

$442 Million
Q2 2025

A detailed history of Palo Alto Investors LP transactions in Staar Surgical CO stock. As of the latest transaction made, Palo Alto Investors LP holds 791,879 shares of STAA stock, worth $21.7 Million. This represents 3.01% of its overall portfolio holdings.

Number of Shares

791,879

Previous 525,017 50.83%

Holding current value

$21.7 Million

Previous $9.26 Million 43.55%

% of portfolio

3.01%

Previous 1.85%

29 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	BUY	$15.09 - $20.27 $4.03 Million - $5.41 Million	266,862 Added 50.83%	791,879 $13.3 Million
Q1 2025 May 15, 2025	BUY	$15.35 - $24.99 $372,114 - $605,807	24,242 Added 4.84%	525,017 $9.26 Million
Q4 2024 Feb 14, 2025	SELL	$23.93 - $35.89 $14.1 Million - $21.2 Million	-590,833 Reduced 54.13%	500,775 $12.2 Million
Q3 2024 Nov 14, 2024	SELL	$29.97 - $47.42 $8.69 Million - $13.8 Million	-290,011 Reduced 20.99%	1,091,608 $40.6 Million
Q2 2024 Aug 14, 2024	BUY	$38.07 - $52.25 $77,244 - $106,015	2,029 Added 0.15%	1,381,619 $65.8 Million
Q1 2024 May 15, 2024	BUY	$27.67 - $39.61 $73,048 - $104,570	2,640 Added 0.19%	1,379,590 $52.8 Million
Q4 2023 Feb 14, 2024	BUY	$30.6 - $43.78 $65,116 - $93,163	2,128 Added 0.15%	1,376,950 $43 Million
Q2 2023 Aug 14, 2023	BUY	$50.45 - $72.82 $1.39 Million - $2 Million	27,500 Added 2.04%	1,374,822 $72.3 Million
Q1 2023 May 15, 2023	BUY	$51.25 - $79.34 $5.5 Million - $8.51 Million	107,245 Added 8.65%	1,347,322 $86.2 Million
Q4 2022 Feb 14, 2023	BUY	$46.82 - $76.2 $6.7 Million - $10.9 Million	143,195 Added 13.05%	1,240,077 $60.2 Million
Q3 2022 Nov 14, 2022	SELL	$70.55 - $111.58 $683,276 - $1.08 Million	-9,685 Reduced 0.88%	1,096,882 $77.4 Million
Q2 2022 Aug 15, 2022	SELL	$50.24 - $80.48 $1.53 Million - $2.45 Million	-30,401 Reduced 2.67%	1,106,567 $78.5 Million
Q1 2022 May 16, 2022	SELL	$57.98 - $93.5 $205,423 - $331,270	-3,543 Reduced 0.31%	1,136,968 $90.9 Million
Q3 2021 Nov 15, 2021	SELL	$122.75 - $162.68 $15.6 Million - $20.7 Million	-127,300 Reduced 10.04%	1,140,511 $147 Million
Q2 2021 Aug 16, 2021	SELL	$105.76 - $154.96 $57.8 Million - $84.6 Million	-546,100 Reduced 30.11%	1,267,811 $193 Million
Q1 2021 May 17, 2021	SELL	$78.5 - $126.48 $81.3 Million - $131 Million	-1,035,437 Reduced 36.34%	1,813,911 $191 Million
Q4 2020 Feb 16, 2021	BUY	$55.93 - $82.78 $3.22 Million - $4.77 Million	57,655 Added 2.07%	2,849,348 $226 Million
Q3 2020 Nov 16, 2020	SELL	$45.65 - $61.81 $1.34 Million - $1.82 Million	-29,461 Reduced 1.04%	2,791,693 $158 Million
Q2 2020 Aug 14, 2020	SELL	$29.15 - $61.54 $13.3 Million - $28.1 Million	-457,369 Reduced 13.95%	2,821,154 $174 Million
Q1 2020 May 15, 2020	SELL	$25.01 - $42.4 $12.5 Million - $21.2 Million	-500,415 Reduced 13.24%	3,278,523 $106 Million
Q4 2019 Feb 14, 2020	SELL	$24.55 - $38.13 $2.74 Million - $4.26 Million	-111,755 Reduced 2.87%	3,778,938 $133 Million
Q3 2019 Nov 14, 2019	SELL	$25.78 - $34.8 $8.93 Million - $12.1 Million	-346,358 Reduced 8.17%	3,890,693 $100 Million
Q2 2019 Aug 14, 2019	BUY	$23.08 - $37.01 $418,878 - $671,694	18,149 Added 0.43%	4,237,051 $124 Million
Q1 2019 May 15, 2019	BUY	$27.81 - $40.78 $1.97 Million - $2.89 Million	70,914 Added 1.71%	4,218,902 $144 Million
Q4 2018 Feb 14, 2019	BUY	$28.91 - $50.0 $18.1 Million - $31.3 Million	626,423 Added 17.79%	4,147,988 $132 Million
Q2 2018 Aug 14, 2018	BUY	$13.95 - $32.65 $86,211 - $201,777	6,180 Added 0.18%	3,521,565 $109 Million
Q1 2018 May 15, 2018	BUY	$14.35 - $16.5 $267,383 - $307,444	18,633 Added 0.53%	3,515,385 $52 Million
Q4 2017 Feb 14, 2018	SELL	$12.45 - $17.4 $128,234 - $179,219	-10,300 Reduced 0.29%	3,496,752 $54.2 Million
Q3 2017 Nov 14, 2017	BUY	$10.25 - $12.8 $35.9 Million - $44.9 Million	3,507,052	3,507,052 $43.7 Million

Others Institutions Holding STAA

# of Institutions

195

Shares Held

54.3M

Call Options Held

178K

Put Options Held

114K

View Full List

About STAAR SURGICAL CO

Ticker STAA
Exchange NASDAQ
Sector Healthcare
Industry Medical Instruments & Supplies
Shares Outstandng 48,038,300
Market Cap $1.32B
Description
STAAR Surgical Company, together with its subsidiaries, designs, develops, manufactures, markets, and sells implantable lenses for the eye, and companion delivery systems to deliver the lenses into the eye. The company provides Visian implantable Collamer lens product family (ICLs) to treat visual disorders, such as myopia, hyperopia, astigmatis...

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Palo Alto Investors LP Staar Surgical CO Transaction History