MADISON SQUARE GRDN SPRT COR CL A is a security (CUSIP 55825T103) tracked across SEC portfolio filings. 437 institutional managers reported $5.7B on Form 13F as of 2026-06-30; 35 registered fund positions totaling $656.1M via N-PORT as of 2026-05-31.
Showing 15 of 437 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| BlackRock, Inc. | New York, NY | $646.6M | 2,011,928 |
| Silver Lake Group, L.L.C. | MENLO PARK, CA | $610.6M | 1,899,962 |
| VANGUARD GROUP INC | Valley Forge, PA | $475.3M | 1,837,452 |
| Starlite Capital INC | DALLAS, TX | $475.1M | 1,204,918 |
| ARIEL INVESTMENTS, LLC | CHICAGO, IL | $230.6M | 717,341 |
| BILL & MELINDA GATES FOUNDATION TRUST | Kirkland, WA | $190.4M | 592,406 |
| GAMCO INVESTORS, INC. ET AL | GREENWICH, CT | $188.9M | 587,652 |
| STATE STREET CORP | BOSTON, MA | $181.6M | 564,906 |
| Clearbridge Investments, LLC | New York, NY | $145.8M | 453,585 |
| GABELLI FUNDS LLC | RYE, NY | $125.6M | 390,862 |
| TOMS Capital Investment Management LP | New York, NY | $111.5M | 347,000 |
| GEODE CAPITAL MANAGEMENT, LLC | BOSTON, MA | $99.7M | 310,261 |
| MORGAN STANLEY | NEW YORK, NY | $98.7M | 306,999 |
| REINHART PARTNERS, LLC. | MEQUON, WI | $89.7M | 223,173 |
| VICTORY CAPITAL MANAGEMENT INC | San Antonio, TX | $82.8M | 257,758 |
Showing 15 of 35 fund positions by value.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| T. Rowe Price New Horizons Fund, Inc. | T. ROWE PRICE NEW HORIZONS FUND, INC. | $115.5M | 90.47% |
| The Gabelli Asset Fund | Gabelli Asset Fund | $68.5M | 436.75% |
| VANGUARD EXTENDED MARKET INDEX FUND | VANGUARD INDEX FUNDS | $64.4M | 7.91% |
| Ariel Fund | Ariel Investment Trust | $64.4M | 251.62% |
| T. Rowe Price Small-Cap Stock Fund, Inc. | T. ROWE PRICE SMALL-CAP STOCK FUND, INC. | $61.6M | 76.38% |
| Gabelli Equity Trust Inc | Gabelli Equity Trust Inc | $60.8M | 350.65% |
| T. Rowe Price Small-Cap Value Fund, Inc. | T. ROWE PRICE SMALL-CAP VALUE FUND, INC. | $57.5M | 62.31% |
| Gabelli Dividend & Income Trust | Gabelli Dividend & Income Trust | $46.1M | 173.85% |
| T. Rowe Price Institutional Small-Cap Stock Fund | T. Rowe Price Equity Funds, Inc. | $32.2M | 74.35% |
| The Gabelli Value 25 Fund Inc. | Gabelli Value 25 Fund Inc | $31.5M | 1316.60% |
| Gabelli Multimedia Trust Inc. | Gabelli Multimedia Trust Inc. | $16.8M | 1103.90% |
| The Gabelli ABC Fund | Gabelli Investor Funds Inc | $4.2M | 100.40% |
| Embark Small Cap Equity Fund | Harbor Funds II | $4.1M | 71.47% |
| Gabelli Global Small & Mid Cap Value Trust | Gabelli Global Small & Mid Cap Value Trust | $3.3M | 258.93% |
| VANGUARD U.S. MOMENTUM FACTOR ETF | VANGUARD WELLINGTON FUND | $3.3M | 17.78% |