Thomas J Klima Bluebird Bio, Inc. (BLUE) insider trading activity

Thomas J Klima is of bluebird bio, Inc.. Currently has a direct ownership of 7,878 shares of BLUE, which is worth approximately $31,196. The most recent transaction as insider was on Mar 03, 2025, when has been sold 500 shares (Common Stock) at a price of $3.92 per share, resulting in proceeds of $1,960. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 7.88K

95.37% 3M change

93.69% 12M change

Total Value Held $31,196

Thomas J Klima Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 03 2025	SELL Open market or private sale	$1,960 $3.92 p/Share	500 Reduced 5.97%	7,878 Common Stock
Feb 03 2025	SELL Open market or private sale	$901 $7.39 p/Share	122 Reduced 1.44%	8,378 Common Stock
Sep 30 2024	SELL Open market or private sale	$533 $0.53 p/Share	1,006 Reduced 0.59%	170,000 Common Stock
Sep 30 2024	BUY Grant, award, or other acquisition	-	50,000 Added 22.62%	171,006 Common Stock
Jun 03 2024	SELL Open market or private sale	$3,718 $0.97 p/Share	3,834 Reduced 3.07%	121,006 Common Stock
Mar 04 2024	SELL Open market or private sale	$6,996 $1.53 p/Share	4,573 Reduced 3.53%	124,840 Common Stock
Feb 05 2024	SELL Open market or private sale	$2,442 $0.9 p/Share	2,714 Reduced 2.05%	129,413 Common Stock
Sep 05 2023	SELL Open market or private sale	$3,494 $3.79 p/Share	922 Reduced 0.69%	132,127 Common Stock
Jun 02 2023	SELL Open market or private sale	$14,455 $3.5 p/Share	4,130 Reduced 3.01%	133,049 Common Stock
Mar 01 2023	BUY Grant, award, or other acquisition	-	55,000 Added 28.62%	137,179 Common Stock
Feb 01 2023	SELL Payment of exercise price or tax liability	$14,418 $6.38 p/Share	2,260 Reduced 2.68%	82,179 Common Stock
Sep 01 2022	BUY Grant, award, or other acquisition	-	11,000 Added 11.77%	82,439 Common Stock
Jun 03 2022	SELL Open market or private sale	$11,522 $3.07 p/Share	3,753 Reduced 4.99%	71,439 Common Stock
Feb 01 2022	BUY Grant, award, or other acquisition	-	25,000 Added 24.95%	75,192 Common Stock
Nov 11 2021	BUY Other acquisition or disposition	-	50,192 Added 50.0%	50,192 Common Stock
Jun 01 2021	BUY Grant, award, or other acquisition	$777,750 $31.11 p/Share	25,000 Added 50.0%	25,000 Common Stock

TJK

Thomas J Klima

Somerville, MA

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