NATIONAL PRESTO INDS INC (NPK) Top 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 March 31, 2026. The institutional investors covered on this page collectively reported approximately $550.32M 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 $125.44M in its March 31, 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 $118.49M, representing an estimated loss of -5.54% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 65% 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
180
Total Reported Value
$550.32M
Largest Holder
Blackrock, Inc.
Largest Position
$125.44M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
194
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% | 915,186 | $125,435,393 | $118,489,131 | -$6,946,262 | -5.54% | |
| State Street Corp | 0.00% | 394,560 | $54,078,394 | $51,083,683 | -$2,994,711 | -5.54% | |
| Dimensional Fund Advisors Lp | 0.01% | 314,283 | $43,075,628 | $40,690,220 | -$2,385,408 | -5.54% | |
| Vanguard Capital Management Llc | 0.00% | 213,869 | $29,312,885 | $27,689,619 | -$1,623,266 | -5.54% | |
| Renaissance Technologies LLC | Jim Simons | 0.03% | 148,300 | $20,325,998 | $19,200,401 | -$1,125,597 | -5.54% |
| Advisory Research Inc | 2.49% | 147,634 | $20,234,716 | $19,114,174 | -$1,120,542 | -5.54% | |
| Medina Value Partners, Llc | 3.98% | 138,696 | $19,009,674 | $17,956,971 | -$1,052,703 | -5.54% | |
| J. Goldman & Co Lp | 0.81% | 127,601 | $17,488,993 | $16,520,501 | -$968,492 | -5.54% | |
| Geode Capital Management, Llc | 0.00% | 127,255 | $17,446,716 | $16,475,705 | -$971,011 | -5.57% | |
| Vanguard Portfolio Management Llc | 0.00% | 97,113 | $13,310,308 | $12,573,220 | -$737,088 | -5.54% | |
| Gamco Investors, Inc. Et Al | 0.12% | 88,430 | $12,120,249 | $11,449,032 | -$671,217 | -5.54% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.01% | 75,355 | $10,328,156 | $9,756,212 | -$571,944 | -5.54% | |
| Morgan Stanley | 0.00% | 69,881 | $9,578,056 | $9,047,493 | -$530,563 | -5.54% | |
| Evr Research Lp | 5.07% | 65,000 | $8,908,900 | $8,415,550 | -$493,350 | -5.54% | |
| Bank Of New York Mellon Corp | 0.00% | 59,948 | $8,216,471 | $7,761,468 | -$455,003 | -5.54% | |
| Invesco Ltd. | 0.00% | 59,749 | $8,189,198 | $7,735,703 | -$453,495 | -5.54% | |
| Kennedy Capital Management Llc | 0.17% | 57,774 | $7,918,504 | $7,480,000 | -$438,504 | -5.54% | |
| Steel Partners Holdings L.P. | 8.03% | 56,469 | $7,739,641 | $7,311,041 | -$428,600 | -5.54% | |
| Charles Schwab Investment Management Inc | 0.00% | 50,235 | $6,885,209 | $6,503,925 | -$381,284 | -5.54% | |
| Northern Trust Corp | 0.00% | 48,141 | $6,598,206 | $6,232,815 | -$365,391 | -5.54% | |
| Brandes Investment Partners, Lp | 0.04% | 40,208 | $5,510,908 | $5,205,730 | -$305,178 | -5.54% | |
| Millennium Management Llc | 0.00% | 38,281 | $5,246,794 | $4,956,241 | -$290,553 | -5.54% | |
| Vanguard Fiduciary Trust Co | 0.00% | 34,679 | $4,753,104 | $4,489,890 | -$263,214 | -5.54% | |
| First Trust Advisors Lp | 0.00% | 32,169 | $4,409,083 | $4,164,920 | -$244,163 | -5.54% | |
| Martin & Co Inc | 0.68% | 29,142 | $3,994,203 | $3,773,015 | -$221,188 | -5.54% | |
| Atom Investors Lp | 0.28% | 28,508 | $3,907,306 | $3,690,931 | -$216,375 | -5.54% | |
| Principal Financial Group Inc | 0.00% | 25,716 | $3,524,635 | $3,329,451 | -$195,184 | -5.54% | |
| Gabelli Funds Llc | 0.02% | 25,452 | $3,488,451 | $3,295,270 | -$193,181 | -5.54% | |
| Goldman Sachs Group Inc | 0.00% | 25,256 | $3,461,601 | $3,269,894 | -$191,707 | -5.54% | |
| Jane Street Group, Llc | 0.00% | 25,254 | $3,461,314 | $3,269,635 | -$191,679 | -5.54% | |
| Guardian Wealth Management, Inc. | 1.85% | 24,721 | $3,388,268 | $3,200,628 | -$187,640 | -5.54% | |
| Tidal Investments Llc | 0.01% | 25,230 | $3,342,470 | $3,266,528 | -$75,942 | -2.27% | |
| Ameriprise Financial Inc | 0.00% | 19,159 | $2,625,897 | $2,480,516 | -$145,381 | -5.54% | |
| Uncommon Cents Investing Llc | 0.60% | 19,010 | $2,605,511 | $2,461,225 | -$144,286 | -5.54% | |
| Public Sector Pension Investment Board | 0.01% | 18,928 | $2,594,272 | $2,450,608 | -$143,664 | -5.54% | |
| Ubs Group Ag | 0.00% | 15,717 | $2,154,172 | $2,034,880 | -$119,292 | -5.54% | |
| Pullen Investment Management, Llc | 1.05% | 15,230 | $2,087,424 | $1,971,828 | -$115,596 | -5.54% | |
| American Century Companies Inc | 0.00% | 14,244 | $1,952,283 | $1,844,171 | -$108,112 | -5.54% | |
| Rhumbline Advisers | 0.00% | 13,191 | $1,807,942 | $1,707,839 | -$100,103 | -5.54% | |
| Legal & General Group Plc | 0.00% | 11,695 | $1,602,916 | $1,514,152 | -$88,764 | -5.54% | |
| Nuveen, Llc | 0.00% | 10,857 | $1,488,061 | $1,405,656 | -$82,405 | -5.54% | |
| Citadel Advisors Llc | 0.00% | 10,714 | $1,468,461 | $1,387,142 | -$81,319 | -5.54% | |
| Swiss National Bank | 0.00% | 10,600 | $1,452,836 | $1,372,382 | -$80,454 | -5.54% | |
| Martingale Asset Management L P | 0.04% | 10,206 | $1,398,835 | $1,321,371 | -$77,464 | -5.54% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 9,863 | $1,351,823 | $1,276,963 | -$74,860 | -5.54% | |
| Bank Of America Corp | 0.00% | 9,320 | $1,277,399 | $1,206,660 | -$70,739 | -5.54% | |
| Qube Research & Technologies Ltd | 0.00% | 8,934 | $1,224,494 | $1,156,685 | -$67,809 | -5.54% | |
| Aristides Capital Llc | 0.36% | 8,029 | $1,100,455 | $1,039,515 | -$60,940 | -5.54% | |
| Corsair Capital Management, L.P. | 0.16% | 8,022 | $1,099,495 | $1,038,608 | -$60,887 | -5.54% | |
| Aqr Capital Management Llc | 0.00% | 7,226 | $990,439 | $935,550 | -$54,889 | -5.54% |
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.