GRAHAM HOLDINGS CO-CLASS B (GHC) Institutional Shareholders
GRAHAM HOLDINGS CO-CLASS B (GHC) 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 $2.77B in GHC holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of GHC tracked by InsiderSet, reporting ownership valued at approximately $439.44M 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 $504.20M, representing an estimated gain of +14.74% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 68% of the total disclosed GHC value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Madison Avenue Partners, Lp, Dimensional Fund Advisors Lp, and several other long-term asset managers with concentrated positions in GRAHAM HOLDINGS CO-CLASS B (GHC).
This page ranks the largest institutional GHC 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
323
Total Reported Value
$2.77B
Largest Holder
Blackrock, Inc.
Largest Position
$439.44M
Insider Transactions (90d)
10
Latest Filing Quarter
Q2 2026
New Institutional Positions
42
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 415,637 | $439,436,515 | $504,196,776 | +$64,760,261 | +14.74% | |
| Madison Avenue Partners, Lp | 11.30% | 245,829 | $259,905,169 | $298,207,785 | +$38,302,616 | +14.74% | |
| Dimensional Fund Advisors Lp | 0.05% | 235,043 | $248,501,771 | $285,123,612 | +$36,621,841 | +14.74% | |
| Vanguard Portfolio Management Llc | 0.01% | 173,937 | $183,896,633 | $210,997,757 | +$27,101,124 | +14.74% | |
| Wallace Capital Management Inc. | 18.83% | 155,071 | $163,950,104 | $188,111,978 | +$24,161,874 | +14.74% | |
| Vanguard Capital Management Llc | 0.00% | 145,630 | $153,968,774 | $176,659,384 | +$22,690,610 | +14.74% | |
| State Street Corp | 0.00% | 124,555 | $131,687,019 | $151,093,934 | +$19,406,915 | +14.74% | |
| First Trust Advisors Lp | 0.07% | 92,505 | $97,801,836 | $112,215,040 | +$14,413,204 | +14.74% | |
| Aqr Capital Management Llc | 0.04% | 92,241 | $97,522,543 | $111,894,790 | +$14,372,247 | +14.74% | |
| Geode Capital Management, Llc | 0.01% | 87,767 | $92,808,781 | $106,467,515 | +$13,658,734 | +14.72% | |
| Charles Schwab Investment Management Inc | 0.01% | 44,148 | $46,675,914 | $53,554,614 | +$6,878,700 | +14.74% | |
| Northern Trust Corp | 0.01% | 40,824 | $43,161,582 | $49,522,370 | +$6,360,788 | +14.74% | |
| Longleaf Partners | Mason Hawkins | 1.96% | 37,760 | $39,922,138 | $45,805,523 | +$5,883,385 | +14.74% |
| Morgan Stanley | 0.00% | 36,542 | $38,635,416 | $44,328,004 | +$5,692,588 | +14.73% | |
| Goldman Sachs Group Inc | 0.00% | 31,202 | $32,988,627 | $37,850,210 | +$4,861,583 | +14.74% | |
| Bank Of New York Mellon Corp | 0.01% | 29,469 | $31,156,361 | $35,747,960 | +$4,591,599 | +14.74% | |
| Raymond James Financial Inc | 0.01% | 29,270 | $30,945,872 | $35,506,559 | +$4,560,687 | +14.74% | |
| Victory Capital Management Inc | 0.02% | 28,046 | $29,651,914 | $34,021,761 | +$4,369,847 | +14.74% | |
| Invesco Ltd. | 0.00% | 25,438 | $26,894,580 | $30,858,075 | +$3,963,495 | +14.74% | |
| London Co Of Virginia | 0.16% | 24,079 | $25,461,305 | $29,209,513 | +$3,748,208 | +14.72% | |
| Franklin Resources Inc | 0.01% | 22,395 | $23,677,338 | $27,166,703 | +$3,489,365 | +14.74% | |
| Vanguard Fiduciary Trust Co | 0.01% | 21,752 | $22,997,520 | $26,386,699 | +$3,389,179 | +14.74% | |
| Allspring Global Investments Holdings, Llc | 0.03% | 15,804 | $16,765,358 | $19,171,358 | +$2,406,000 | +14.35% | |
| Gamco Investors, Inc. Et Al | 0.14% | 13,474 | $14,245,521 | $16,344,905 | +$2,099,384 | +14.74% | |
| Bank Of America Corp | 0.00% | 13,290 | $14,050,985 | $16,121,700 | +$2,070,715 | +14.74% | |
| Bronte Capital Management Pty Ltd. | 1.44% | 12,785 | $13,517,069 | $15,509,100 | +$1,992,031 | +14.74% | |
| Seizert Capital Partners, Llc | 0.62% | 12,764 | $13,494,867 | $15,483,625 | +$1,988,758 | +14.74% | |
| Qube Research & Technologies Ltd | 0.02% | 12,224 | $12,923,946 | $14,828,568 | +$1,904,622 | +14.74% | |
| Pathstone Holdings, Llc | 0.05% | 11,309 | $11,956,554 | $13,718,609 | +$1,762,055 | +14.74% | |
| Rhumbline Advisers | 0.01% | 10,212 | $10,796,713 | $12,387,871 | +$1,591,158 | +14.74% | |
| Edgestream Partners, L.P. | 0.35% | 10,155 | $10,736,475 | $12,318,726 | +$1,582,251 | +14.74% | |
| Alliancebernstein L.P. | 0.00% | 9,324 | $10,243,346 | $11,310,665 | +$1,067,319 | +10.42% | |
| Lee Danner & Bass Inc | 0.58% | 8,750 | $9,987,425 | $10,614,363 | +$626,938 | +6.28% | |
| Renaissance Technologies LLC | Jim Simons | 0.02% | 9,400 | $9,938,244 | $11,402,858 | +$1,464,614 | +14.74% |
| Principal Financial Group Inc | 0.01% | 9,112 | $9,633,753 | $11,053,494 | +$1,419,741 | +14.74% | |
| Gabelli Funds Llc | 0.06% | 9,000 | $9,515,340 | $10,917,630 | +$1,402,290 | +14.74% | |
| Millennium Management Llc | 0.01% | 8,998 | $9,513,225 | $10,915,204 | +$1,401,979 | +14.74% | |
| Citadel Advisors Llc | 0.01% | 8,985 | $9,499,481 | $10,899,434 | +$1,399,953 | +14.74% | |
| Lpl Financial Llc | 0.00% | 8,969 | $9,482,312 | $10,880,025 | +$1,397,713 | +14.74% | |
| Deutsche Bank Ag\ | 0.00% | 8,816 | $9,320,804 | $10,694,425 | +$1,373,621 | +14.74% | |
| Ameriprise Financial Inc | 0.00% | 7,482 | $7,910,419 | $9,076,190 | +$1,165,771 | +14.74% | |
| Nuveen, Llc | 0.00% | 7,327 | $7,746,544 | $8,888,164 | +$1,141,620 | +14.74% | |
| Vest Financial, Llc | 0.08% | 6,719 | $7,669,201 | $8,150,617 | +$481,416 | +6.28% | |
| Swiss National Bank | 0.00% | 6,370 | $6,734,746 | $7,727,256 | +$992,510 | +14.74% | |
| Quantinno Capital Management Lp | 0.01% | 6,066 | $6,413,425 | $7,358,483 | +$945,058 | +14.74% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 5,751 | $6,080,303 | $6,976,366 | +$896,063 | +14.74% | |
| Markel Group Inc. | 0.05% | 5,200 | $5,935,384 | $6,307,964 | +$372,580 | +6.28% | |
| Ubs Group Ag | 0.00% | 5,170 | $5,466,035 | $6,271,572 | +$805,537 | +14.74% | |
| Bnp Paribas Financial Markets | 0.00% | 5,112 | $5,404,713 | $6,201,214 | +$796,501 | +14.74% | |
| Creative Planning | 0.00% | 5,042 | $5,330,873 | $6,116,299 | +$785,426 | +14.73% |
Frequently asked questions about GHC
Who owns the most GHC stock?
The largest holders of GHC 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 GRAHAM HOLDINGS CO-CLASS B (GHC).
Is GHC widely held by superinvestors?
Many widely followed stocks like GHC appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly GHC 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.