David O. Watson Apellis Pharmaceuticals, Inc. (APLS) insider trading activity

David O. Watson is General Counsel of Apellis Pharmaceuticals, Inc.. Currently has a direct ownership of 112,721 shares of APLS, which is worth approximately $3.74 Million. The most recent transaction as insider was on Dec 11, 2024, when has been sold 5,000 shares (Common Stock) at a price of $34.23 per share, resulting in proceeds of $171,149. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 113K

5.2% 3M change

25.59% 12M change

Total Value Held $3.74 Million

David O. Watson Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 11 2024	SELL Open market or private sale	$171,149 $34.23 p/Share	5,000 Reduced 4.25%	112,721 Common Stock
Sep 27 2024	BUY Bona fide gift	-	10,569 Added 8.24%	117,721 Common Stock
Mar 06 2024	BUY Exercise of conversion of derivative security	$52,103 $13.85 p/Share	3,762 Added 3.39%	107,152 Common Stock
Feb 12 2024	SELL Open market or private sale	$52,928 $67.77 p/Share	781 Reduced 0.75%	103,390 Common Stock
Jan 29 2024	SELL Open market or private sale	$58,110 $64.14 p/Share	906 Reduced 0.86%	104,171 Common Stock
Jan 22 2024	SELL Open market or private sale	$271,960 $65.0 p/Share	4,184 Reduced 3.83%	105,077 Common Stock
Jan 16 2024	SELL Open market or private sale	$283,274 $66.81 p/Share	4,240 Reduced 3.74%	109,261 Common Stock
Jan 16 2024	BUY Grant, award, or other acquisition	-	23,748 Added 17.3%	113,501 Common Stock
Dec 19 2023	SELL Open market or private sale	$223,326 $57.19 p/Share	3,905 Reduced 4.17%	89,753 Common Stock
Dec 19 2023	BUY Exercise of conversion of derivative security	$109,484 $13.85 p/Share	7,905 Added 7.78%	93,658 Common Stock
Jul 03 2023	SELL Open market or private sale	$765,729 $89.98 p/Share	8,510 Reduced 9.03%	85,753 Common Stock
Jun 28 2023	SELL Bona fide gift	-	12,750 Reduced 11.91%	94,263 Common Stock
Apr 21 2023	SELL Bona fide gift	-	67,955 Reduced 38.84%	107,013 Common Stock
Feb 21 2023	SELL Payment of exercise price or tax liability	$48,262 $58.5 p/Share	825 Reduced 0.47%	174,968 Common Stock
Feb 21 2023	BUY Grant, award, or other acquisition	-	9,886 Added 5.32%	175,793 Common Stock
Feb 10 2023	SELL Payment of exercise price or tax liability	$27,243 $51.21 p/Share	532 Reduced 0.32%	165,907 Common Stock
Jan 27 2023	SELL Payment of exercise price or tax liability	$29,076 $52.77 p/Share	551 Reduced 0.33%	166,439 Common Stock
Jan 20 2023	SELL Payment of exercise price or tax liability	$105,869 $52.05 p/Share	2,034 Reduced 1.2%	166,990 Common Stock
Jan 12 2023	BUY Grant, award, or other acquisition	-	53,455 Added 24.03%	169,024 Common Stock
Jun 22 2022	SELL Open market or private sale	$445,100 $44.51 p/Share	10,000 Reduced 7.96%	115,569 Common Stock
Apr 25 2022	SELL Open market or private sale	$250,000 $50.0 p/Share	5,000 Reduced 3.83%	125,569 Common Stock
Apr 21 2022	SELL Other acquisition or disposition	-	1,875 Reduced 1.42%	130,569 Common Stock
Feb 10 2022	SELL Payment of exercise price or tax liability	$23,136 $47.12 p/Share	491 Reduced 0.37%	132,444 Common Stock
Jan 28 2022	SELL Payment of exercise price or tax liability	$25,084 $38.59 p/Share	650 Reduced 0.49%	132,935 Common Stock
Jan 21 2022	BUY Grant, award, or other acquisition	-	26,051 Added 16.32%	133,585 Common Stock

DOW

David O. Watson

General Counsel

Waltham, MA

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