COLVIN RICHARD A

PrivateCIK: 1944069
Location

SOMERVILLE, MA

COLVIN RICHARD A (Chief Medical Officer) sold 0.5% of their position (597.00 shares) of BLUEBIRD BIO, INC. on the open market

Open‑market sale worth $844.75 — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderCOLVIN RICHARD ACIK 1944069
IssuerBLUEBIRD BIO, INC.CIK 1293971
Officer· Chief Medical Officer
Since Aug 2022
-597.00
Net shares
Net seller
$844.75
Total sold
1
Open market trades
0B · 1S
1
Total transactions
597.00 disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

597.00

Price / share

$1.42

Trade value

$844.75

% of position

0.5%
1/5/2024
125.73K125.14K
Total

Net shares

597.00

Net value

-$844.75

Derivative Transactions0
No derivative transactions reported
COLVIN RICHARD A — Insider Transaction (Form 4) Filed Jan 9, 2024 | Finecho