Company profile

Gilead Sciences, Inc. Insider Trading

GILD

Every SEC Form 4 insider trading filing for Gilead Sciences, Inc. (GILD) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange
Nasdaq
Sector
Biological Products, (No Diagnostic Substances)
CIK
0000882095
Filings
224
Insiders
19
Last filing
2026-08-20
SEC EDGAR ↗Yahoo Finance ↗Finviz ↗Stock Analysis ↗

Activity summary

Recent insider activity is bullish. Over the last 30 days, 2 insiders purchased shares versus 1 sale. Buying was led by Cain Wettan Keeley M.

Three year balance

Buy and sell value by quarter, Q4 23 to Q3 26. Gilead Sciences, Inc. insiders were net sellers in every quarter shown.

Q4 23Q1 24Q2 24Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $65.5M.

90 day insight

Over the last 90 days, Gilead Sciences, Inc. insiders bought $0 (12 transactions) and sold $1.3M (6 transactions).

  • Most active insider: Mercier Johanna with 13 transactions totaling $6.5M.
  • Largest single sale: $2.3M by Mercier Johanna on Aug 17, 2026.
  • 78% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.

Activity skews bullish — buys outpace sales.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Aug 20, 2026Bluestone JeffreyGILD
Sale10b5
1,658$145.73$242K
Aug 20, 2026Bluestone JeffreyGILD
Sale10b5
1,816$144.92$263K
Aug 20, 2026Bluestone JeffreyGILD
Option Exercise10b5
26$67.45$2K
Aug 20, 2026Bluestone JeffreyGILD
Option Exercise10b5
4,665——
Aug 20, 2026Bluestone JeffreyGILD
Sale10b5
26$146.36$4K

45 more transactions hidden

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Query this yourself

The same rows, over the API.

curl "https://api.form4api.com/v1/transactions?ticker=GILD" \
  -H "X-Api-Key: $KEY"
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Top insiders

By total value filed.

Mercier JohannaChief Comm & Corp Aff Officer9 filings−$3.1M
O'Day Daniel PatrickChairman & CEO8 filings−$4.9M
Dickinson Andrew DChief Financial Officer4 filings−$1.3M
Bluestone JeffreyDirector10 filings−$390K
Cain Wettan Keeley MEVP Gen Counsel, Legal & Comp2 filings−$421K

Institutional Ownership

Top 13F-HR holders of Gilead Sciences, Inc. as of 2026-06-30

↓ decreasing
Total reported AUM
$40.23B
QoQ change
-69.2%
Reporting period
2026-06-30
#1
State Street Corp
CIK 0000093751
$7.73B
61.2M shares
#2
BlackRock, Inc.
CIK 0002012383
$5.94B
47.0M shares
#3
BlackRock, Inc.
CIK 0002012383
$3.29B
26.0M shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →