Comparable stake leader
BlackRock, Inc.
SEC ownership of AGILENT TECHNOLOGIES, INC.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001090872.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
19 May 2026
- Symbol
- A on NYSE
- SEC evidence covered
- 13F, 13D/G, and 3/4/5
- Largest SEC-reported holder
- BlackRock, Inc.
- Latest 13D/G holder
- BlackRock, Inc.
- Latest parsed evidence date
- 19 May 2026
- CIK
- 0001090872
- Location
- Santa Clara, CA
Ownership snapshot
2 signals
Issuer
2 identity fields
Ownership snapshot
Top shareholders of AGILENT TECHNOLOGIES, INC. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
19 May 2026
13F
13D/G
3/4/5
Lead comparable stake: 8.3%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 8.3%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Comparable ownership
Top 5
BlackRock, Inc.
8.3%
VANGUARD CAPITAL MANAGEMENT LLC
7.5%
VANGUARD PORTFOLIO MANAGEMENT LLC
5.1%
MASSACHUSETTS FINANCIAL SERVICES ...
4.4%
Padraig Mcdonnell
0.02%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
8.3%
from 13D/G
|
$2,952,385,318
25,902,662 shares
|
— | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
7.5%
|
$2,415,199,794
21,189,662 shares
|
$0 | 31 Mar 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
13F
Vanguard Portfolio Management · Company
|
5.1%
|
$1,639,851,189
14,387,171 shares
|
$0 | 31 Mar 2026 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
13D/G
Company · Massachusetts Financial Services Company
|
4.4%
from 13D/G
|
$1,469,381,915
12,624,090 shares
|
— | 31 Mar 2026 |
| Padraig Mcdonnell |
3/4/5
President and CEO, Director
|
0.02%
|
$14,286,842
66,260 shares
mixed-class rows
|
-$2,657,751 | 27 Feb 2026 |
| Boon Hwee Koh |
3/4/5
Director
|
0.02%
|
$7,880,352
63,184 shares
|
— | 19 Mar 2026 |
| George A. Scangos |
3/4/5
Director
|
0.01%
|
$5,207,064
41,750 shares
|
— | 19 Mar 2026 |
| Daniel K. Podolsky |
3/4/5
Director
|
0.01%
|
$4,761,798
38,180 shares
|
— | 19 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$3,048,167.
Buys
$0
Insiders: 0
Sells
$3,048,167
Insiders: 3
Net
-$3,048,167
Shares: -21,517
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 21,517
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 16,001 | $0 | $2,393,503 | -$2,393,503 |
| 9-12 | 0 | 5,516 | $0 | $654,664 | -$654,664 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 30 reporting-owner rows connected to AGILENT TECHNOLOGIES, INC.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
30
Largest Forms 3/4/5 holder
Michael R. McMullen
Net 12M change
-$3,048,166
Latest report
19 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Michael R. McMullen | CEO and President, Director | $38,086,282 | Filing P/S | 08 Mar 2024 | ||
| Robert W. McMahon | Sr. VP and CFO | $21,070,578 | Mixed | 22 May 2025 | ||
| Padraig Mcdonnell | President and CEO, Director | $14,286,842 | -$2,657,751 | -16% | Mixed | 27 Feb 2026 |
| Dominique Grau | Senior Vice President | $14,006,421 | Mixed | 26 Sep 2024 | ||
| Jacob Thaysen | Sr. Vice President | $13,359,896 | Mixed | 30 Nov 2022 | ||
| Samraat S. Raha | Sr. Vice President | $11,896,342 | Mixed | 17 Nov 2023 | ||
| Henrik Ancher-Jensen | Sr Vice President | $11,401,946 | Mixed | 30 May 2025 | ||
| Michael Tang | SVP, General Counsel, and Sec. | $9,129,145 | Mixed | 22 Nov 2023 | ||
| Boon Hwee Koh | Director | $7,880,352 | Mixed | 19 Mar 2026 | ||
| Heidi Fields | Director | $7,131,595 | Mixed | 14 Mar 2025 | ||
| George A. Scangos | Director | $5,207,064 | Mixed | 19 Mar 2026 | ||
| Daniel K. Podolsky | Director | $4,761,798 | Mixed | 19 Mar 2026 | ||
| Rodney Gonsalves | V.P., Corporate Controller | $4,375,106 | Mixed | 26 Nov 2025 | ||
| Hans Edgar Bishop | Director | $3,683,506 | Mixed | 15 Mar 2024 | ||
| Angelica Riemann | Senior Vice President | $3,574,297 | Mixed | 27 Feb 2026 | ||
| Bret DiMarco | Senior Vice President | $3,404,845 | Mixed | 26 Nov 2025 | ||
| Simon May | Senior Vice President | $2,974,465 | Mixed | 08 May 2026 | ||
| Sue H. Rataj | Director | $2,945,512 | Mixed | 19 Mar 2026 | ||
| Jianmiao Mike Zhang | Senior Vice President | $2,821,440 | Mixed | 26 Nov 2025 | ||
| Philip Binns | Senior Vice President | $2,589,286 | Mixed | 19 Nov 2024 |
Recent insider transactions for AGILENT TECHNOLOGIES, INC.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Michael Steven Buckner | A | Common Stock | Award | 59146.7% | 8,872 | 8,887 | 19 May 2026 | Direct | ||
| Simon May | A | Common Stock | Tax liability | -2.56% | -368 | 14,015 | 08 May 2026 | Direct | ||
| Meghan Henson | A | Common Stock | Tax liability | -2.17% | -153 | 6,890 | 31 Mar 2026 | Direct | ||
| Sue H. Rataj | A | Common Stock | Award | 10.1% | 2,158 | 23,617 | 19 Mar 2026 | Direct | ||
| Dr. Otis W. Brawley | A | Common Stock | Award | 28.1% | 3,046 | 13,874 | 19 Mar 2026 | Direct | ||
| George A. Scangos | A | Common Stock | Award | 15.6% | 3,215 | 23,857 | 19 Mar 2026 | Direct | ||
| Pascal Soriot | A | Common Stock | Tax liability | -19.4% | -648 | 2,683 | 19 Mar 2026 | Direct | ||
| Pascal Soriot | A | Common Stock | Award | 184% | 2,158 | 3,331 | 19 Mar 2026 | Direct | ||
| Dow R. Wilson | A | Common Stock | Award | 11.8% | 2,158 | 20,369 | 19 Mar 2026 | Direct | ||
| Daniel K. Podolsky | A | Common Stock | Award | 5.99% | 2,158 | 38,180 | 19 Mar 2026 | Direct | ||
| Boon Hwee Koh | A | Common Stock | Tax liability | -1.02% | -648 | 63,184 | 19 Mar 2026 | Direct | ||
| Boon Hwee Koh | A | Common Stock | Award | 3.5% | 2,158 | 63,832 | 19 Mar 2026 | Direct | ||
| Mikael Dolsten | A | Common Stock | Award | 43.3% | 2,158 | 7,138 | 19 Mar 2026 | Direct | ||
| Judy L. Brown | A | Common Stock | Award | 128.7% | 2,158 | 3,835 | 19 Mar 2026 | Direct | ||
| Mala Anand | A | Common Stock | Award | 14.8% | 2,158 | 16,705 | 19 Mar 2026 | Direct | ||
| Angelica Riemann | A | Common Stock | Tax liability | -0.33% | -89 | 26,535 | 27 Feb 2026 | Direct | ||
| Padraig Mcdonnell | A | Common Stock | Tax liability | -0.42% | -279 | 66,260 | 27 Feb 2026 | Direct | ||
| Jonah Prevost Kirkwood | A | Common Stock | Tax liability | -0.87% | -124 | 14,138 | 27 Feb 2026 | Direct | ||
| Mikael Dolsten | A | Common Stock | Sale | -34.3% | $389,511 | $149.81 | -2,600 | 4,973 | 01 Dec 2025 | Direct |
| Jianmiao Mike Zhang | A | Common Stock | Tax liability | -1.76% | -208 | 11,639 | 26 Nov 2025 | Direct | ||
| Angelica Riemann | A | Common Stock | Tax liability | -1.04% | -280 | 26,594 | 26 Nov 2025 | Direct | ||
| Padraig Mcdonnell | A | Common Stock | Tax liability | -2.84% | -1,948 | 66,539 | 26 Nov 2025 | Direct | ||
| Simon May | A | Common Stock | Tax liability | -2.07% | -300 | 14,207 | 26 Nov 2025 | Direct | ||
| Jonah Prevost Kirkwood | A | Common Stock | Tax liability | -2.93% | -430 | 14,262 | 26 Nov 2025 | Direct | ||
| Bret DiMarco | A | Common Stock | Tax liability | -2.65% | -332 | 12,203 | 26 Nov 2025 | Direct | ||
| Jianmiao Mike Zhang | A | Common Stock | Tax liability | -0.56% | -67 | 11,847 | 21 Nov 2025 | Direct | ||
| Angelica Riemann | A | Common Stock | Tax liability | -0.28% | -75 | 26,874 | 21 Nov 2025 | Direct | ||
| Padraig Mcdonnell | A | Common Stock | Tax liability | -0.78% | -541 | 68,487 | 21 Nov 2025 | Direct | ||
| Jonah Prevost Kirkwood | A | Common Stock | Tax liability | -0.76% | -113 | 14,692 | 21 Nov 2025 | Direct | ||
| Rodney Gonsalves | A | Common Stock | Tax liability | -0.39% | -138 | 34,846 | 21 Nov 2025 | Direct | ||
| Bret DiMarco | A | Common Stock | Award | 123.3% | 6,922 | 12,535 | 18 Nov 2025 | Direct | ||
| Jianmiao Mike Zhang | A | Common Stock | Tax liability | -6.33% | -452 | 6,687 | 18 Nov 2025 | Direct | ||
| Jianmiao Mike Zhang | A | Common Stock | Award | 126.2% | 6,648 | 11,914 | 18 Nov 2025 | Direct | ||
| Angelica Riemann | A | Common Stock | Tax liability | -2.37% | -489 | 20,168 | 18 Nov 2025 | Direct | ||
| Angelica Riemann | A | Common Stock | Award | 44.3% | 8,274 | 26,949 | 18 Nov 2025 | Direct | ||
| Padraig Mcdonnell | A | Common Stock | Tax liability | -8.87% | -3,474 | 35,688 | 18 Nov 2025 | Direct | ||
| Padraig Mcdonnell | A | Common Stock | Award | 141.5% | 40,444 | 69,028 | 18 Nov 2025 | Direct | ||
| Padraig Mcdonnell | A | Common Stock | Sale | -2.76% | $130,492 | $143.24 | -911 | 32,058 | 18 Nov 2025 | Direct |
| Simon May | A | Common Stock | Award | 87.8% | 6,781 | 14,507 | 18 Nov 2025 | Direct | ||
| Jonah Prevost Kirkwood | A | Common Stock | Tax liability | -8.12% | -772 | 8,730 | 18 Nov 2025 | Direct | ||
| Jonah Prevost Kirkwood | A | Common Stock | Award | 103% | 7,513 | 14,805 | 18 Nov 2025 | Direct | ||
| Rodney Gonsalves | A | Common Stock | Tax liability | -2.64% | -883 | 32,582 | 18 Nov 2025 | Direct | ||
| Rodney Gonsalves | A | Common Stock | Award | 16.4% | 4,942 | 34,984 | 18 Nov 2025 | Direct | ||
| Meghan Henson | A | Common Stock | Award | 320.5% | 5,368 | 7,043 | 18 Nov 2025 | Direct | ||
| Adam Stewart Elinoff | A | Common Stock | Award | 11,726 | 11,726 | 18 Nov 2025 | Direct | |||
| Jianmiao Mike Zhang | A | Common Stock | Tax liability | -1.35% | -78 | 5,718 | 14 Nov 2025 | Direct | ||
| Angelica Riemann | A | Common Stock | Tax liability | -0.52% | -100 | 19,164 | 14 Nov 2025 | Direct | ||
| Padraig Mcdonnell | A | Common Stock | Tax liability | -1.43% | -479 | 32,969 | 14 Nov 2025 | Direct | ||
| Jonah Prevost Kirkwood | A | Common Stock | Tax liability | -1.16% | -95 | 8,064 | 14 Nov 2025 | Direct | ||
| Rodney Gonsalves | A | Common Stock | Tax liability | -0.57% | -176 | 30,925 | 14 Nov 2025 | Direct |
* marks a reported price that did not pass the local price check.