Northrop Grumman NOC
$525.01 −$0.24 (-0.05%)
Market closed · Nov 6, 9:40 pm ET · Last extended-hours $525.01 0.00%
Open$515.38
Prev close$525.25
Day range$510.30 – $531.20
Volume1.19M
Market cap$74.59B
P/E (TTM)16.6
Dividend yield1.82%
Ownership & positioning
Who holds it, who is betting against it, and where the big money is moving
Institutional ownership84.5%-0.35 pts vs. prior quarter
Institutions holding1,995+8 vs. prior quarter
Insider trades (recent)29 buys / 20 sellsNet buying
Short interest1.63% of floatDays to cover 2.1 · as of 15 Oct 2026
Short-sale volume share9.1%5-day average of daily volume
Short-sale volume as % of daily volume
Large-order net flow, last 20 sessions
Net of large-order buying minus selling, in USD. Over this window: −$10.18M (10 inflow days, 10 outflow days).
Net flow by order size, last 20 sessions
Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.
The five largest holders on file together own 36.1% of shares outstanding.
Largest holders
By investor type
Reported short interest has held roughly steady near 1.63% of float over the last 6 biweekly reports (31 Jul 2026 to 15 Oct 2026).
Recent institutional activity
| Holder | Type | Period | Share change | New stake |
|---|---|---|---|---|
| Hartford Funds Management Company, LLC | Mutual Fund | 2026/Q3 | +133,717 | 0.1% |
| Hartford Funds Management Company, LLC | Mutual Fund | 2026/Q3 | +113,601 | 0.1% |
| T. Rowe Price Group, Inc. | Mutual Fund | 2026/Q3 | +1,231,203 | 2.1% |
| BlackRock | Mutual Fund | 2026/Q3 | +901,299 | 8.3% |
| Citadel Advisors LLC | Hedge Fund | 2026/Q3 | +493,478 | 0.4% |
| Mirae Asset Global Investments Co., Ltd | Mutual Fund | 2026/Q3 | +487,404 | 0.9% |
| Qube Research & Technologies Ltd | Mutual Fund | 2026/Q3 | +483,287 | 0.5% |
| Millennium Management LLC | Hedge Fund | 2026/Q3 | +315,028 | 0.4% |
| Invesco Capital Management LLC | Mutual Fund | 2026/Q3 | +257,916 | 1.0% |
| SG Americas Securities, LLC | Private Company | 2026/Q3 | +250,067 | 0.2% |
| Jane Street Group, LLC | Private Company | 2026/Q3 | +233,680 | 0.2% |
| D. E. Shaw & Co., L.P. | Hedge Fund | 2026/Q3 | +231,355 | 0.3% |
| Arrowstreet Capital, Limited Partnership | Mutual Fund | 2026/Q3 | +225,450 | 0.2% |
| Renaissance Technologies Corp. | Hedge Fund | 2026/Q3 | +193,380 | 0.1% |
| State Street Global Advisors | Mutual Fund | 2026/Q3 | +168,267 | 9.3% |
Institutional buy/sell activity by reporting period, largest moves first.
Insider transactions
| Date | Insider | Title | Transaction | Shares | Price | Held after |
|---|---|---|---|---|---|---|
| 29 Sep 2026 | Marianne Brown | Independent Director | Other Acquisition | +96 | $483.48 | 11,706 |
| 29 Sep 2026 | Arvind Krishna | Independent Director | Other Acquisition | +75 | $483.48 | 2,837 |
| 18 Aug 2026 | Kathy Warden | Chair, CEO & President | Other Derivative Acquisition | +35,910 | – | 35,910 |
| 2 Aug 2026 | Mark Welsh | Independent Director | Automatic Disposition | -95 | $554.14 | 411 |
| 29 Jun 2026 | Marianne Brown | Independent Director | Other Acquisition | +91 | $509.31 | 11,558 |
| 29 Jun 2026 | Arvind Krishna | Independent Director | Other Acquisition | +71 | $509.31 | 2,749 |
| 19 May 2026 | Thomas Schoewe | Independent Director | Other Acquisition | +349 | $552.17 | 13,577 |
| 19 May 2026 | Mary Winston | Independent Director | Other Acquisition | +349 | $552.17 | 1,540 |
| 19 May 2026 | James Turley | Lead Independent Director | Other Acquisition | +349 | $552.17 | 6,103 |
| 19 May 2026 | David Abney | Independent Director | Other Acquisition | +349 | $552.17 | 349 |
| 19 May 2026 | Kimberly Ross | Independent Director | Other Acquisition | +349 | $552.17 | 1,612 |
| 19 May 2026 | Marianne Brown | Independent Director | Other Acquisition | +349 | $552.17 | 11,415 |
| 19 May 2026 | Gary Roughead | Independent Director | Other Acquisition | +349 | $552.17 | 12,210 |
| 19 May 2026 | Arvind Krishna | Independent Director | Other Acquisition | +349 | $552.17 | 2,666 |
| 19 May 2026 | Mark Welsh | Independent Director | Other Acquisition | +349 | $552.17 | 3,982 |
| 19 May 2026 | Admiral Grady | Director | Other Acquisition | +349 | $552.17 | 421 |
| 3 May 2026 | Mark Welsh | Independent Director | Open Market Disposition | -95 | $577.05 | 96 |
| 30 Mar 2026 | Marianne Brown | Independent Director | Other Acquisition | +68 | $682.24 | 11,066 |
| 30 Mar 2026 | Arvind Krishna | Independent Director | Other Acquisition | +53 | $682.24 | 2,317 |
| 1 Mar 2026 | Kathryn Simpson | Corporate VP & General Counsel | Automatic Disposition | -873 | $745.00 | 1 |
From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.
Short interest, by report
| Report date | Shares short | % of float | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 2,312,455 | 1.6% | 2.1 |
| 30 Sep 2026 | 2,276,557 | 1.6% | 2.6 |
| 15 Sep 2026 | 2,247,342 | 1.6% | 2.8 |
| 31 Aug 2026 | 2,387,381 | 1.7% | 3.4 |
| 14 Aug 2026 | 2,449,904 | 1.7% | 4.2 |
| 31 Jul 2026 | 2,304,643 | 1.6% | 2.2 |
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