Atlas Venture Fund Ix, L.P. Surface Oncology, Inc. (SURF) insider trading activity

Atlas Venture Fund Ix, L.P. is > 10% Shareholder of Surface Oncology, Inc.. Currently has a direct ownership of 2.95 Million shares of SURF, which is worth approximately $0. The most recent transaction as insider was on Dec 17, 2020, when has been sold 1,700,000 shares (Common Stock) at a price of $18.1 per share, resulting in proceeds of $30,770,001. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 2.95M

0% 3M change

0% 12M change

Total Value Held $0

Atlas Venture Fund IX, L.P. Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 17 2020	SELL Open market or private sale	$30,770,001 $18.1 p/Share	1,700,000 Reduced 36.59%	2,945,453 Common Stock
Apr 23 2018	BUY Open market or private purchase	$1,500,000 $15.0 p/Share	100,000 Added 2.11%	4,645,453 Common Stock
Apr 23 2018	BUY Conversion of derivative security	-	3,181,817 Added 41.18%	4,545,453 Common Stock

Also insider at

COGT

Cogent Biosciences, Inc. Healthcare

> 10% Shareholder

AVF