NATIONAL PRESTO INDS INC (NPK) Institutional Shareholders
NATIONAL PRESTO INDS INC (NPK) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $547.52M in NPK holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of NPK tracked by InsiderSet, reporting ownership valued at approximately $122.21M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $145.27M, representing an estimated gain of +18.87% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 64% of the total disclosed NPK value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., State Street Corp, Dimensional Fund Advisors Lp, and several other long-term asset managers with concentrated positions in NATIONAL PRESTO INDS INC (NPK).
This page ranks the largest institutional NPK shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
176
Total Reported Value
$547.52M
Largest Holder
Blackrock, Inc.
Largest Position
$122.21M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
95
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 977,724 | $122,205,723 | $145,270,232 | +$23,064,509 | +18.87% | |
| State Street Corp | 0.00% | 466,124 | $58,260,839 | $69,256,704 | +$10,995,865 | +18.87% | |
| Dimensional Fund Advisors Lp | 0.01% | 315,794 | $39,471,092 | $46,920,673 | +$7,449,581 | +18.87% | |
| Vanguard Capital Management Llc | 0.00% | 224,893 | $28,109,376 | $33,414,602 | +$5,305,226 | +18.87% | |
| Medina Value Partners, Llc | 4.25% | 173,578 | $21,695,514 | $25,790,219 | +$4,094,705 | +18.87% | |
| Advisory Research Inc | 2.02% | 161,764 | $20,218,882 | $24,034,895 | +$3,816,013 | +18.87% | |
| Geode Capital Management, Llc | 0.00% | 150,851 | $18,858,211 | $22,413,442 | +$3,555,231 | +18.85% | |
| Renaissance Technologies LLC | Jim Simons | 0.02% | 123,800 | $15,473,762 | $18,394,204 | +$2,920,442 | +18.87% |
| J. Goldman & Co Lp | 0.54% | 123,182 | $15,396,518 | $18,302,382 | +$2,905,864 | +18.87% | |
| Vanguard Portfolio Management Llc | 0.00% | 104,632 | $13,077,954 | $15,546,223 | +$2,468,269 | +18.87% | |
| Gamco Investors, Inc. Et Al | 0.10% | 87,630 | $10,952,904 | $13,020,065 | +$2,067,161 | +18.87% | |
| Morgan Stanley | 0.00% | 80,161 | $10,019,500 | $11,910,321 | +$1,890,821 | +18.87% | |
| Millennium Management Llc | 0.01% | 74,636 | $9,328,754 | $11,089,417 | +$1,760,663 | +18.87% | |
| Invesco Ltd. | 0.00% | 66,746 | $8,342,582 | $9,917,121 | +$1,574,539 | +18.87% | |
| Jpmorgan Chase & Co | 0.00% | 64,730 | $8,035,582 | $9,617,583 | +$1,582,001 | +19.69% | |
| Bank Of New York Mellon Corp | 0.00% | 60,090 | $7,510,596 | $8,928,172 | +$1,417,576 | +18.87% | |
| Kennedy Capital Management Llc | 0.13% | 56,655 | $7,081,308 | $8,417,800 | +$1,336,492 | +18.87% | |
| Northern Trust Corp | 0.00% | 52,778 | $6,596,722 | $7,841,755 | +$1,245,033 | +18.87% | |
| Charles Schwab Investment Management Inc | 0.00% | 51,601 | $6,449,609 | $7,666,877 | +$1,217,268 | +18.87% | |
| Qube Research & Technologies Ltd | 0.01% | 44,139 | $5,516,934 | $6,558,173 | +$1,041,239 | +18.87% | |
| Goldman Sachs Group Inc | 0.00% | 38,495 | $4,811,502 | $5,719,587 | +$908,085 | +18.87% | |
| Two Sigma Investments, Lp | 0.00% | 36,552 | $4,568,634 | $5,430,896 | +$862,262 | +18.87% | |
| Steel Partners Holdings L.P. | 5.84% | 36,469 | $4,558,260 | $5,418,564 | +$860,304 | +18.87% | |
| Vanguard Fiduciary Trust Co | 0.00% | 35,907 | $4,488,016 | $5,335,062 | +$847,046 | +18.87% | |
| Topline Capital Management, Llc | 1.05% | 32,282 | $4,034,927 | $4,796,460 | +$761,533 | +18.87% | |
| Atom Investors Lp | 0.34% | 30,383 | $3,797,571 | $4,514,306 | +$716,735 | +18.87% | |
| Martin & Co Inc | 0.57% | 29,138 | $3,641,959 | $4,329,324 | +$687,365 | +18.87% | |
| Principal Financial Group Inc | 0.00% | 25,725 | $3,215,368 | $3,822,221 | +$606,853 | +18.87% | |
| Gabelli Funds Llc | 0.02% | 25,452 | $3,181,245 | $3,781,658 | +$600,413 | +18.87% | |
| First Trust Advisors Lp | 0.00% | 25,141 | $3,142,373 | $3,735,450 | +$593,077 | +18.87% | |
| Citadel Advisors Llc | 0.00% | 24,363 | $3,045,131 | $3,619,855 | +$574,724 | +18.87% | |
| Guardian Wealth Management, Inc. | 1.41% | 22,968 | $2,870,887 | $3,412,585 | +$541,698 | +18.87% | |
| Trexquant Investment Lp | 0.02% | 22,629 | $2,828,399 | $3,362,217 | +$533,818 | +18.87% | |
| Jump Financial, Llc | 0.02% | 20,602 | $2,575,044 | $3,061,045 | +$486,001 | +18.87% | |
| Uncommon Cents Investing Llc | 0.51% | 18,980 | $2,372,310 | $2,820,048 | +$447,738 | +18.87% | |
| Ameriprise Financial Inc | 0.00% | 18,539 | $2,317,357 | $2,754,525 | +$437,168 | +18.86% | |
| Public Sector Pension Investment Board | 0.01% | 18,255 | $2,281,692 | $2,712,328 | +$430,636 | +18.87% | |
| Y-Intercept (Hong Kong) Ltd | 0.04% | 16,796 | $2,099,332 | $2,495,550 | +$396,218 | +18.87% | |
| Norges Bank | 0.00% | 16,100 | $2,012,339 | $2,392,138 | +$379,799 | +18.87% | |
| Susquehanna Fundamental Investments, Llc | 0.04% | 14,905 | $1,862,976 | $2,214,585 | +$351,609 | +18.87% | |
| American Century Companies Inc | 0.00% | 14,187 | $1,773,233 | $2,107,904 | +$334,671 | +18.87% | |
| Rhumbline Advisers | 0.00% | 13,965 | $1,745,461 | $2,074,920 | +$329,459 | +18.88% | |
| Point72 Asset Management, L.P. | 0.00% | 13,477 | $1,684,490 | $2,002,413 | +$317,923 | +18.87% | |
| Ubs Group Ag | 0.00% | 13,341 | $1,667,491 | $1,982,206 | +$314,715 | +18.87% | |
| Martingale Asset Management L P | 0.04% | 11,907 | $1,488,256 | $1,769,142 | +$280,886 | +18.87% | |
| Nuveen, Llc | 0.00% | 11,750 | $1,468,633 | $1,745,815 | +$277,182 | +18.87% | |
| Exoduspoint Capital Management, Lp | 0.01% | 11,140 | $1,392,389 | $1,655,181 | +$262,792 | +18.87% | |
| Legal & General Group Plc | 0.00% | 11,110 | $1,388,640 | $1,650,724 | +$262,084 | +18.87% | |
| Pullen Investment Management, Llc | 0.64% | 11,013 | $1,376,515 | $1,636,312 | +$259,797 | +18.87% | |
| Segall Bryant & Hamill, Llc | 0.02% | 10,966 | $1,370,640 | $1,629,328 | +$258,688 | +18.87% |
Frequently asked questions about NPK
Who owns the most NPK stock?
The largest holders of NPK are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for NATIONAL PRESTO INDS INC (NPK).
Is NPK widely held by superinvestors?
Many widely followed stocks like NPK appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly NPK is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.