MCLAUGHLIN MELISSA

PrivateCIK: 2127187
Location

CAMBRIDGE, MA

MCLAUGHLIN MELISSA (Chief Human Resources Officer) sold 29.3% of their position (3.91K shares) of ALNYLAM PHARMACEUTICALS, INC. on the open market

Open‑market sale worth $1.27M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 14 sales
InsiderMCLAUGHLIN MELISSACIK 2127187
Officer· Chief Human Resources Officer
Since Mar 2026
-3.91K
Net shares
Net seller
$1.27M
Total sold
14
Open market trades
0B · 14S
14
Total transactions
3.91K disposed
Non-Derivative Transactions14

Common Stock

Direct
S · Sale

Shares

265.00

Price / share

$316.61

Trade value

$83.90K

% of position

2.0%
4/2/2026
13.35K13.09K

Common Stock

Direct
S · Sale

Shares

359.00

Price / share

$317.44

Trade value

$113.96K

% of position

2.7%
4/2/2026
13.09K12.73K

Common Stock

Direct
S · Sale

Shares

209.00

Price / share

$318.47

Trade value

$66.56K

% of position

1.6%
4/2/2026
12.73K12.52K

Common Stock

Direct
S · Sale

Shares

86.00

Price / share

$319.69

Trade value

$27.49K

% of position

0.7%
4/2/2026
12.52K12.43K

Common Stock

Direct
S · Sale

Shares

147.00

Price / share

$320.62

Trade value

$47.13K

% of position

1.2%
4/2/2026
12.43K12.29K

Common Stock

Direct
S · Sale

Shares

224.00

Price / share

$321.64

Trade value

$72.05K

% of position

1.8%
4/2/2026
12.29K12.06K

Common Stock

Direct
S · Sale

Shares

245.00

Price / share

$322.86

Trade value

$79.10K

% of position

2.0%
4/2/2026
12.06K11.82K

Common Stock

Direct
S · Sale

Shares

81.00

Price / share

$323.64

Trade value

$26.21K

% of position

0.7%
4/2/2026
11.82K11.74K

Common Stock

Direct
S · Sale

Shares

8.00

Price / share

$325.49

Trade value

$2.60K

% of position

0.1%
4/2/2026
11.74K11.73K

Common Stock

Direct
S · Sale

Shares

56.00

Price / share

$320.14

Trade value

$17.93K

% of position

0.5%
4/6/2026
11.73K11.67K

Common Stock

Direct
S · Sale

Shares

909.00

Price / share

$329.76

Trade value

$299.75K

% of position

7.8%
4/6/2026
11.67K10.76K

Common Stock

Direct
S · Sale

Shares

829.00

Price / share

$330.46

Trade value

$273.95K

% of position

7.7%
4/6/2026
10.76K9.94K

Common Stock

Direct
S · Sale

Shares

293.00

Price / share

$331.89

Trade value

$97.24K

% of position

2.9%
4/6/2026
9.94K9.64K

Common Stock

Direct
S · Sale

Shares

199.00

Price / share

$333.94

Trade value

$66.45K

% of position

2.1%
4/6/2026
9.64K9.44K
Total

Net shares

3.91K

Net value

-$1.27M

Derivative Transactions0
No derivative transactions reported
MCLAUGHLIN MELISSA — Insider Transaction (Form 4) Filed Apr 7, 2026 | Finecho