Dennis Karl Huang Ultragenyx Pharmaceutical Inc. (RARE) insider trading activity

Dennis Karl Huang is of Ultragenyx Pharmaceutical Inc.. Currently has a direct ownership of 114,591 shares of RARE, which is worth approximately $4.46 Million. The most recent transaction as insider was on Mar 03, 2025, when has been sold 1,348 shares (Common Stock) at a price of $42.92 per share, resulting in proceeds of $57,856. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 115K

38.06% 3M change

38.06% 12M change

Total Value Held $4.46 Million

Dennis Karl Huang Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 03 2025	SELL Payment of exercise price or tax liability	$57,856 $42.92 p/Share	1,348 Reduced 1.16%	114,591 Common Stock
Mar 01 2025	BUY Grant, award, or other acquisition	-	32,937 Added 22.12%	115,939 Common Stock
Mar 01 2024	SELL Payment of exercise price or tax liability	$25,234 $53.69 p/Share	470 Reduced 0.56%	83,002 Common Stock
Mar 01 2024	BUY Grant, award, or other acquisition	-	18,757 Added 18.35%	83,472 Common Stock
Mar 01 2023	SELL Open market or private sale	$17,757 $45.65 p/Share	389 Reduced 0.51%	75,314 Common Stock
Mar 01 2023	SELL Sale (or disposition) back to the issuer	$483,844 $45.65 p/Share	10,599 Reduced 14.07%	64,715 Common Stock
Mar 01 2023	BUY Grant, award, or other acquisition	-	24,663 Added 24.57%	75,703 Common Stock
Mar 01 2022	SELL Open market or private sale	$215,449 $66.62 p/Share	3,234 Reduced 8.06%	36,914 Common Stock
Mar 01 2022	BUY Grant, award, or other acquisition	-	14,000 Added 21.53%	51,040 Common Stock
Oct 14 2021	SELL Open market or private sale	$29,048 $81.14 p/Share	358 Reduced 0.88%	40,148 Common Stock
May 06 2021	SELL Open market or private sale	$41,266 $113.68 p/Share	363 Reduced 0.89%	40,506 Common Stock
Mar 01 2021	SELL Open market or private sale	$587,956 $138.18 p/Share	4,255 Reduced 9.45%	40,761 Common Stock
Mar 01 2021	BUY Grant, award, or other acquisition	-	10,136 Added 18.44%	44,835 Common Stock
Oct 14 2020	SELL Open market or private sale	$23,056 $88.0 p/Share	262 Reduced 0.75%	34,699 Common Stock

DKH

Dennis Karl Huang

Novato, CA

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