GORMAN-RUPP CO (GRC) Institutional Shareholders
GORMAN-RUPP CO (GRC) 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 $1.51B in GRC holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of GRC tracked by InsiderSet, reporting ownership valued at approximately $165.12M 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 $129.77M, representing an estimated loss of -21.41% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 53% of the total disclosed GRC value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Dimensional Fund Advisors Lp, Vanguard Portfolio Management Llc, and several other long-term asset managers with concentrated positions in GORMAN-RUPP CO (GRC).
This page ranks the largest institutional GRC 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
238
Total Reported Value
$1.51B
Largest Holder
Blackrock, Inc.
Largest Position
$165.12M
Insider Transactions (90d)
1
Latest Filing Quarter
Q2 2026
New Institutional Positions
80
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% | 1,799,828 | $165,116,203 | $129,767,599 | -$35,348,604 | -21.41% | |
| Dimensional Fund Advisors Lp | 0.02% | 1,146,247 | $105,153,841 | $82,644,409 | -$22,509,432 | -21.41% | |
| Vanguard Portfolio Management Llc | 0.00% | 1,092,794 | $100,252,922 | $78,790,447 | -$21,462,475 | -21.41% | |
| Vanguard Capital Management Llc | 0.00% | 931,691 | $85,473,332 | $67,174,921 | -$18,298,411 | -21.41% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.08% | 762,875 | $69,888,683 | $55,003,287 | -$14,885,396 | -21.30% | |
| Gabelli Funds Llc | 0.44% | 749,347 | $68,745,094 | $54,027,919 | -$14,717,175 | -21.41% | |
| Geode Capital Management, Llc | 0.00% | 596,335 | $54,717,511 | $42,995,754 | -$11,721,758 | -21.42% | |
| Gamco Investors, Inc. Et Al | 0.47% | 567,470 | $52,059,698 | $40,914,587 | -$11,145,111 | -21.41% | |
| Victory Capital Management Inc | 0.03% | 533,286 | $48,923,658 | $38,449,921 | -$10,473,737 | -21.41% | |
| State Street Corp | 0.00% | 528,960 | $48,519,035 | $38,138,016 | -$10,381,019 | -21.40% | |
| First Trust Advisors Lp | 0.03% | 516,202 | $47,356,396 | $37,218,164 | -$10,138,232 | -21.41% | |
| King Luther Capital Management Corp | 0.15% | 394,765 | $36,215,741 | $28,462,556 | -$7,753,185 | -21.41% | |
| Legal & General Group Plc | 0.01% | 368,696 | $33,564,975 | $26,582,982 | -$6,981,993 | -20.80% | |
| Bank Of America Corp | 0.00% | 308,378 | $28,290,598 | $22,234,054 | -$6,056,544 | -21.41% | |
| Mechanics Financial Corp | 9.61% | 1,005,306 | $26,861,380 | $72,482,563 | +$45,621,183 | +169.84% | |
| Grace & White Inc | 4.01% | 276,534 | $25,369,229 | $19,938,101 | -$5,431,128 | -21.41% | |
| Needham Investment Management Llc | 0.75% | 272,500 | $24,999,150 | $19,647,250 | -$5,351,900 | -21.41% | |
| Kbc Group Nv | 0.04% | 216,825 | $19,892,000 | $15,633,082 | -$4,258,918 | -21.41% | |
| Northern Trust Corp | 0.00% | 209,827 | $19,249,530 | $15,128,527 | -$4,121,003 | -21.41% | |
| Price T Rowe Associates Inc | 0.00% | 184,117 | $16,892,000 | $13,274,836 | -$3,617,164 | -21.41% | |
| Wells Fargo & Company/Mn | 0.00% | 182,646 | $16,755,960 | $13,168,777 | -$3,587,183 | -21.41% | |
| Invesco Ltd. | 0.00% | 180,726 | $16,579,803 | $13,030,345 | -$3,549,458 | -21.41% | |
| Charles Schwab Investment Management Inc | 0.00% | 177,060 | $16,243,484 | $12,766,026 | -$3,477,458 | -21.41% | |
| Bank Of New York Mellon Corp | 0.00% | 176,973 | $16,235,496 | $12,759,753 | -$3,475,743 | -21.41% | |
| Prentiss Smith & Co Inc | 8.59% | 170,715 | $15,661,394 | $12,308,551 | -$3,352,843 | -21.41% | |
| Vanguard Fiduciary Trust Co | 0.00% | 149,976 | $13,758,798 | $10,813,270 | -$2,945,528 | -21.41% | |
| Keybank National Association/Oh | 0.04% | 142,340 | $13,058,272 | $10,262,714 | -$2,795,558 | -21.41% | |
| Morgan Stanley | 0.00% | 138,815 | $12,734,950 | $10,008,562 | -$2,726,389 | -21.41% | |
| Kennedy Capital Management Llc | 0.19% | 115,963 | $10,638,446 | $8,360,932 | -$2,277,514 | -21.41% | |
| Two Sigma Investments, Lp | 0.01% | 109,249 | $10,022,503 | $7,876,853 | -$2,145,650 | -21.41% | |
| Oberweis Asset Management Inc/ | 0.21% | 108,600 | $9,962,964 | $7,830,060 | -$2,132,904 | -21.41% | |
| Envestnet Asset Management Inc | 0.00% | 106,935 | $9,810,177 | $7,710,013 | -$2,100,164 | -21.41% | |
| Earnest Partners Llc | 0.03% | 101,792 | $9,338,398 | $7,339,203 | -$1,999,195 | -21.41% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.02% | 100,385 | $9,209,320 | $7,237,758 | -$1,971,562 | -21.41% | |
| Uniplan Investment Counsel, Inc. | 0.84% | 97,485 | $8,943,309 | $7,028,668 | -$1,914,641 | -21.41% | |
| Ubs Group Ag | 0.00% | 95,956 | $8,803,004 | $6,918,428 | -$1,884,576 | -21.41% | |
| Goldman Sachs Group Inc | 0.00% | 94,219 | $8,643,640 | $6,793,190 | -$1,850,450 | -21.41% | |
| John G Ullman & Associates Inc | 0.95% | 85,045 | $7,802,028 | $6,131,744 | -$1,670,284 | -21.41% | |
| Proshare Advisors Llc | 0.01% | 84,139 | $7,718,912 | $6,066,422 | -$1,652,490 | -21.41% | |
| Nuveen, Llc | 0.00% | 81,447 | $7,471,949 | $5,872,329 | -$1,599,620 | -21.41% | |
| Renaissance Technologies LLC | Jim Simons | 0.01% | 75,300 | $6,908,022 | $5,429,130 | -$1,478,892 | -21.41% |
| Trexquant Investment Lp | 0.04% | 74,138 | $6,801,420 | $5,345,350 | -$1,456,070 | -21.41% | |
| Allspring Global Investments Holdings, Llc | 0.01% | 71,252 | $6,536,658 | $5,137,269 | -$1,399,389 | -21.41% | |
| Informed Momentum Co Llc | 0.56% | 69,046 | $6,334,280 | $4,978,217 | -$1,356,063 | -21.41% | |
| Millennium Management Llc | 0.00% | 68,882 | $6,319,235 | $4,966,392 | -$1,352,843 | -21.41% | |
| Rodgers Brothers Inc. | 0.57% | 63,679 | $5,841,911 | $4,591,256 | -$1,250,655 | -21.41% | |
| Fruth Investment Management | 1.35% | 61,856 | $5,674,000 | $4,459,818 | -$1,214,182 | -21.40% | |
| American Century Companies Inc | 0.00% | 61,476 | $5,639,808 | $4,432,420 | -$1,207,388 | -21.41% | |
| Lbmc Investment Advisors, Llc | 0.30% | 61,116 | $5,606,782 | $4,406,464 | -$1,200,318 | -21.41% | |
| Teacher Retirement System Of Texas | 0.01% | 56,213 | $5,156,981 | $4,052,957 | -$1,104,024 | -21.41% |
Frequently asked questions about GRC
Who owns the most GRC stock?
The largest holders of GRC 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 GORMAN-RUPP CO (GRC).
Is GRC widely held by superinvestors?
Many widely followed stocks like GRC appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly GRC 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.