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
13.35K→13.09K

Common Stock

Direct
S · Sale

Shares

−359.00

Price / share

$317.44

Trade value

$113.96K

% of position

2.7%
4/2/2026
13.09K→12.73K

Common Stock

Direct
S · Sale

Shares

−209.00

Price / share

$318.47

Trade value

$66.56K

% of position

1.6%
4/2/2026
12.73K→12.52K

Common Stock

Direct
S · Sale

Shares

−86.00

Price / share

$319.69

Trade value

$27.49K

% of position

0.7%
4/2/2026
12.52K→12.43K

Common Stock

Direct
S · Sale

Shares

−147.00

Price / share

$320.62

Trade value

$47.13K

% of position

1.2%
4/2/2026
12.43K→12.29K

Common Stock

Direct
S · Sale

Shares

−224.00

Price / share

$321.64

Trade value

$72.05K

% of position

1.8%
4/2/2026
12.29K→12.06K

Common Stock

Direct
S · Sale

Shares

−245.00

Price / share

$322.86

Trade value

$79.10K

% of position

2.0%
4/2/2026
12.06K→11.82K

Common Stock

Direct
S · Sale

Shares

−81.00

Price / share

$323.64

Trade value

$26.21K

% of position

0.7%
4/2/2026
11.82K→11.74K

Common Stock

Direct
S · Sale

Shares

−8.00

Price / share

$325.49

Trade value

$2.60K

% of position

0.1%
4/2/2026
11.74K→11.73K

Common Stock

Direct
S · Sale

Shares

−56.00

Price / share

$320.14

Trade value

$17.93K

% of position

0.5%
4/6/2026
11.73K→11.67K

Common Stock

Direct
S · Sale

Shares

−909.00

Price / share

$329.76

Trade value

$299.75K

% of position

7.8%
4/6/2026
11.67K→10.76K

Common Stock

Direct
S · Sale

Shares

−829.00

Price / share

$330.46

Trade value

$273.95K

% of position

7.7%
4/6/2026
10.76K→9.94K

Common Stock

Direct
S · Sale

Shares

−293.00

Price / share

$331.89

Trade value

$97.24K

% of position

2.9%
4/6/2026
9.94K→9.64K

Common Stock

Direct
S · Sale

Shares

−199.00

Price / share

$333.94

Trade value

$66.45K

% of position

2.1%
4/6/2026
9.64K→9.44K
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