Phillip P. Chan Cytosorbents Corp (CTSO) insider trading activity

Phillip P. Chan is Chief Executive Officer of Cytosorbents Corp. Currently has a direct ownership of 1.38 Million shares of CTSO, which is worth approximately $1.47 Million. The most recent transaction as insider was on Aug 08, 2025, when has been sold 105,600 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 1.38M

8.27% 3M change

18.74% 12M change

Total Value Held $1.47 Million

Phillip P. Chan Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Aug 08 2025	BUY Grant, award, or other acquisition	-	105,600 Added 7.09%	1,382,963 Common Stock
Feb 24 2025	BUY Exercise of out-of-the-money derivative securities	$38,609 $1.13 p/Share	34,168 Added 2.61%	1,277,363 Common Stock
Jan 17 2025	BUY Exercise of in-the-money or at-the-money derivatives securities	$90,832 $1.0 p/Share	90,832 Added 6.81%	1,243,195 Common Stock
Apr 02 2024	BUY Grant, award, or other acquisition	-	96,000 Added 7.61%	1,164,704 Common Stock
Dec 13 2023	BUY Open market or private purchase	$100,000 $1.33 p/Share	75,188 Added 6.57%	1,068,704 Common Stock
Jul 07 2023	BUY Grant, award, or other acquisition	-	87,000 Added 7.96%	1,006,548 Common Stock
Apr 03 2023	BUY Exercise of conversion of derivative security	$87,840 $2.88 p/Share	30,500 Added 3.18%	927,779 Common Stock
Dec 08 2022	BUY Open market or private purchase	$7,382 $1.26 p/Share	5,859 Added 0.65%	897,279 Common Stock
Dec 07 2022	BUY Open market or private purchase	$12,411 $1.26 p/Share	9,850 Added 1.09%	891,420 Common Stock
Dec 06 2022	BUY Open market or private purchase	$18,006 $1.26 p/Share	14,291 Added 1.6%	881,570 Common Stock
Sep 08 2022	BUY Open market or private purchase	$59,500 $1.7 p/Share	35,000 Added 3.88%	867,279 Common Stock
Aug 10 2022	BUY Grant, award, or other acquisition	-	79,000 Added 8.55%	845,130 Common Stock
Jun 16 2022	BUY Open market or private purchase	$4,109 $1.85 p/Share	2,221 Added 0.29%	768,351 Common Stock
Jun 09 2022	BUY Open market or private purchase	$34,720 $2.17 p/Share	16,000 Added 2.05%	766,130 Common Stock
Dec 30 2021	BUY Open market or private purchase	$22,121 $4.05 p/Share	5,462 Added 0.71%	768,443 Common Stock
Dec 29 2021	BUY Open market or private purchase	$38,629 $4.05 p/Share	9,538 Added 1.23%	762,981 Common Stock
Dec 10 2021	BUY Open market or private purchase	$26,250 $5.25 p/Share	5,000 Added 0.66%	753,443 Common Stock
Apr 12 2021	BUY Grant, award, or other acquisition	$647,280 $8.99 p/Share	72,000 Added 8.56%	769,339 Common Stock

PPC

Phillip P. Chan

Chief Executive Officer

Princeton, NJ

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