Phillip P. Chan

CTSO

Phillip P. Chan serves as director, officer: Chief Executive Officer at Cytosorbents Corporation (CTSO). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

10 trades

$498.1K

Total Sells

1 trades

$38.6K

Net Position

Net Buyer

$459.5K

Companies Traded

CTSO

Active Period

Dec 2021 – Sep 2026

11 total trades

Most Recent

Buy CTSO

Sep 9, 2026 · $70.0K

Phillip P. Chan's Insider Trading at Cytosorbents Corporation (CTSO)

Buys

10 · $498.1K

Sells

1 · $38.6K

Total Shares Bought

639,878

Total Shares Sold

34,168

CTSO Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Sep 9, 2026	Buy	200,000	$0.35	$70.0K	1,944,432
Jun 15, 2026	Buy	261,469	$0.40	$104.9K	1,744,432
Feb 24, 2025	Sell	34,168	$1.13	$38.6K	0
Dec 15, 2023	Buy	75,188	$1.33	$100.0K	1,068,704
Dec 9, 2022	Buy	5,859	$1.26	$7.4K	897,279
Dec 8, 2022	Buy	24,141	$1.26	$30.5K	891,420
Sep 12, 2022	Buy	35,000	$1.70	$59.5K	867,279
Jun 21, 2022	Buy	2,221	$1.85	$4.1K	768,351
Jun 10, 2022	Buy	16,000	$2.17	$34.8K	766,130
Jan 3, 2022	Buy	15,000	$4.05	$60.7K	768,443
Dec 13, 2021	Buy	5,000	$5.25	$26.3K	753,443

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MARIANI PETER J

officer: Chief Financial Officer

CTSOBuy · Jun 16, 2026

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