Stocks › NPK
NATIONAL PRESTO INDUSTRIES INC
NPK·NYSE·
United States·USD
United States·USD$148.96
-2.89 (-1.90%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
NPK
NATIONAL PRESTO INDUSTRIES INC · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
NPKS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of NPK by members of U.S. Congress · 1 on record
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 Thomas R CarperSenate · D · DE |
NPKNATIONAL PRESTO INDUSTRIES INC · Stock |
Purchase $1,001 - $15,000 |
Sep 6, 2017 | Aug 31, 2017 | Filing ↗ |
Whale Activity
Position changes in NPK reported for 2026-06-30 by 10 tracked institutional filers
- Increased6
- New2
- Held0
- Decreased1
- Closed0
- No prior filing1
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 977.7K | $122.2M | increased |
| VANGUARD CAPITAL MANAGEMENT LLC | 224.9K | $28.1M | increased |
| ADVISORY RESEARCH INC | 161.8K | $20.2M | — |
| RENAISSANCE TECHNOLOGIES LLC | 123.8K | $15.5M | decreased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 104.6K | $13.1M | increased |
| MILLENNIUM MANAGEMENT LLC | 74.6K | $9.3M | increased |
| TWO SIGMA INVESTMENTS, LP | 36.6K | $4.6M | increased |
| CITADEL ADVISORS LLC | 24.4K | $3.0M | increased |
| Point72 Asset Management, L.P. | 13.5K | $1.7M | new |
| D. E. Shaw & Co., Inc. | 6,425 | $803K | new |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by NPK insiders, by quarter · Form 4
Recent Insider Transactions
202 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| Morgan Jeffery AlanVP-ENGINEERING | Tax withholding | −349 | $139.84 | $49K | Apr 30, 2026 | Form 4 ↗ |
| Peuse David JCFO & TREASURER | Sale | −500 | $140.16 | $70K | Mar 17, 2026 | Form 4 ↗ |
| Frederick Douglas JCOO, VP, SECRETARY · Director | Tax withholding | −36 | $131.58 | $5K | Mar 16, 2026 | Form 4 ↗ |
| MacKenzie John Roderick JRVP-SALES | Tax withholding | −62 | $131.58 | $8K | Mar 16, 2026 | Form 4 ↗ |
| Peuse David JCFO & TREASURER | Tax withholding | −78 | $131.58 | $10K | Mar 16, 2026 | Form 4 ↗ |
| Morgan Jeffery AlanVP-ENGINEERING | Tax withholding | −100 | $131.58 | $13K | Mar 16, 2026 | Form 4 ↗ |
| LIEBLE RANDY FDirector | Sale | −2,417 | $143.97 | $348K | Mar 11, 2026 | Form 4 ↗ |
| Peuse David JCFO & TREASURER | Grant / award | +327 | $0.00 | $0 | Jan 2, 2026 | Form 4 ↗ |
| Frederick Douglas JCOO, VP, SECRETARY · Director | Grant / award | +386 | $0.00 | $0 | Jan 2, 2026 | Form 4 ↗ |
| MacKenzie John Roderick JRVP-SALES | Grant / award | +327 | $0.00 | $0 | Jan 2, 2026 | Form 4 ↗ |
| Morgan Jeffery AlanVP-ENGINEERING | Grant / award | +234 | $0.00 | $0 | Jan 2, 2026 | Form 4 ↗ |
| LIEBLE RANDY FDirector | Grant / award | +100 | $0.00 | $0 | Jan 2, 2026 | Form 4 ↗ |
| QUINN PATRICK JDirector | Grant / award | +100 | $0.00 | $0 | Jan 2, 2026 | Form 4 ↗ |
| Stienessen Joseph GDirector | Grant / award | +100 | $0.00 | $0 | Jan 2, 2026 | Form 4 ↗ |
| Morgan Jeffery AlanVP-ENGINEERING | Tax withholding | −78 | $89.01 | $7K | Mar 17, 2025 | Form 4 ↗ |
| Peuse David JTREASURER | Tax withholding | −19 | $89.01 | $2K | Mar 17, 2025 | Form 4 ↗ |
| Frederick Douglas JCOO, VP, SECRETARY · Director | Tax withholding | −96 | $89.01 | $9K | Mar 17, 2025 | Form 4 ↗ |
| COHEN MARYJO RCEO · Director · 10% owner | Grant / award | +1,016 | $0.00 | $0 | Jan 2, 2025 | Form 4 ↗ |
| Stienessen Joseph GDirector | Grant / award | +106 | $0.00 | $0 | Jan 2, 2025 | Form 4 ↗ |
| QUINN PATRICK JDirector | Grant / award | +106 | $0.00 | $0 | Jan 2, 2025 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding NPK · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF iShares Trust | 319.4K | $39.9M | 0.04% | Jun 30, 2026 |
| State Street(R) SPDR(R) S&P(R) Aerospace & Defense ETF SPDR SERIES TRUST | 239.0K | $29.9M | 0.46% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 158.9K | $19.9M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF iShares Trust | 138.8K | $17.3M | 0.02% | Jun 30, 2026 |
| Global X Defense Tech ETF GLOBAL X FUNDS | 70.3K | $8.9M | 0.11% | May 31, 2026 |
| iShares Defense Industrials Active ETF BlackRock ETF Trust | 70.5K | $8.6M | 0.20% | Jul 31, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 60.1K | $7.5M | 0.01% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 59.5K | $7.2M | 0.02% | Jul 31, 2026 |
| iShares U.S. Aerospace & Defense ETF iShares Trust | 53.6K | $6.7M | 0.05% | Jun 30, 2026 |
| U.S. Targeted Value Portfolio DFA INVESTMENT DIMENSIONS GROUP INC | 51.5K | $6.2M | 0.04% | Jul 31, 2026 |
Mutual funds and ETFs whose N-PORT filings list NPK's shares (CUSIP 637215104), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- Darren FarberSCHEDULE 13D/A · activist (13D) · 287.0K shares4.0%
Jun 15, 2026 · ↗ - Ignium II, LPSCHEDULE 13D/A · activist (13D) · 287.0K shares4.0%
Jun 15, 2026 · ↗ - Albion River Management LLCSCHEDULE 13D/A · activist (13D) · 287.0K shares4.0%
Jun 15, 2026 · ↗ - STATE STREET CORPORATIONSCHEDULE 13G · passive (13G) · 396.3K shares5.5%
May 12, 2026 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming NATIONAL PRESTO INDUSTRIES INC as client
No lobbying filings found naming NATIONAL PRESTO INDUSTRIES INC as the client.
Government Contracts
Federal awards to NATIONAL PRESTO INDUSTRIES INC · USAspending
No federal contract awards found for NATIONAL PRESTO INDUSTRIES INC.
U.S. Patents
Recent USPTO applications naming NATIONAL PRESTO INDUSTRIES INC
No USPTO patent applications found for NATIONAL PRESTO INDUSTRIES INC.
Annual Financials
From NPK's 10-K filings · XBRL
No annual XBRL figures on record for NPK. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
No stock splits in NPK's price history.
Material Events (8-K)
Corporate events filed with the SEC
- 8-K · Items 8.01, 9.01Other eventsAug 14, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsAug 3, 2026
EDGAR ↗ - 8-K · Items 8.01, 9.01Other eventsJun 16, 2026
EDGAR ↗ - 8-K · Items 5.03, 5.07, 8.01, 9.01Bylaw amendment · Shareholder vote · Other eventsMay 21, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsMay 5, 2026
EDGAR ↗
About NATIONAL PRESTO INDUSTRIES INC
From SEC EDGAR company records
Industry (SIC 3480)Ordnance & Accessories, (No Vehicles/Guided Missiles)
SectorIndustrials
HeadquartersEAU CLAIRE, WI
IncorporatedWI
SEC CIK0000080172 ↗