Insider trade

Officer sold ~$812K of MRK shares in the open market

Traded Aug 5, 2026 · Filed Aug 7, 2026

MerckMRK

~$812K
Reported value · 6,311 sh @ $128.7179: 18K
Holds after · shares reported: +12.1%
stock since the trade · S&P 500 -0.8%, $128.33 → $143.81 on Oct 1

Why it stands out

Merck's & Pres. MMD sold $812K of Merck shares. Nobody planned it ahead of time.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Aug 5, 2026
Reporting period: Not applicable
Filed with the SEC: Aug 7, 2026

Officer$500K–$1M

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$812,339

Shares × reported transaction price

Timing vs results

1 day after results of Aug 4, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $128.33 on Aug 5, 2026, within 3% of its 52-week high, after a 7% rise over the previous 30 trading days

52-week range $77.60 (Sep 25, 2025) to $131.82 (Jul 28, 2026), 94% of the way up, from 251 adjusted closes. 30 trading days earlier: $119.60 on Jun 23, 2026. Describes the past only, not a forecast

Planned / mechanical clue

None found in footnotes

Only flagged when a footnote says so; never inferred

Securities lawsuit open at the trade date

A securities lawsuit naming the company as a defendant was filed on Feb 12, 2025 in the U.S. District Court, D. New Jersey. A filing is an allegation, not a finding.

IN RE MERCK & CO., INC. SECURITIES LITIGATION, docket 2:25-cv-01208, via CourtListener (court records). Nature of suit 850, company named as first defendant

FDA decision near the trade

FDA approved Keytruda on Jul 10, 2026, 26 days before this trade.

New use approved (efficacy supplement). Active ingredient: Pembrolizumab. From openFDA. Dates only; no link between the two is implied

After it was reported

After	Stock	S&P 500	Difference
7 days	+3.9%	-0.1%	+3.9%
30 days	+12.7%	-1.4%	+14.1%

Past results only. Not a forecast.

Source receipt

Record ID: 0000310158-26-000215
Filed / recorded: Aug 7, 2026, 8:21 PM UTC
Added to OQRO: Oct 2, 2026, 3:52 AM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: Merck & Co., Inc.
Issuer CIK: 310158
Ticker: MRK
Reporting person: David R. Maraldo
Relationship: Officer
Officer title: EVP & Pres. MMD
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Aug 5, 2026
Transaction code: S
Shares / units: 6,311
Price per share: $128.7179
Acquired / disposed: Disposed (D)
Shares owned after: 18,212.434
Ownership form: Direct
Amendment: No

Footnotes from the filing

The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $128.6400 to $128.8500, inclusive. The reporting person undertakes to provide to Merck & Co., Inc., any security holder of Merck & Co., Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above in the footnote.

Around the same time

7w ago

Fund holdings

30KShares reported

From a 13F filed Aug 14, 2026 covering holdings at Jun 30, 2026 — a quarter-end snapshot, not a live trade.

Why it stands out Official record

Officer plans to sell ~$1.35M of Merck

Planned, from pay8w ago

Officer sold8w ago

~$1.35MReported value · 10K sh @ $135.00

Merck's Access, Policy & Comms sold $1.35M of Merck shares. Nobody planned it ahead of time.

Why it stands out Official record