RAJAVELU ESTHER

PrivateCIK: 1903716
Location

CAMBRIDGE, MA

RAJAVELU ESTHER (See Remarks) sold 4.4% of their position (40.27K shares) of SPERO THERAPEUTICS, INC. on the open market

Open‑market sale worth $95.4K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderRAJAVELU ESTHERCIK 1903716
IssuerSPERO THERAPEUTICS, INC.CIK 1701108
Officer· See Remarks
Since Feb 2026
-40.27K
Net shares
Net seller
$95.4K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
40.27K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

40.27K

Price / share

$2.37

Trade value

$95.44K

% of position

4.4%
11/7/2025
909.72K869.45K
Total

Net shares

40.27K

Net value

-$95.44K

Derivative Transactions0
No derivative transactions reported
RAJAVELU ESTHER — Insider Transaction (Form 4) Filed Nov 12, 2025 | Finecho