Who holds it, who is betting against it, and where the big money is moving
Net of large-order buying minus selling, in USD. Over this window: −$1.74M (10 inflow days, 10 outflow days).
Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.
The five largest holders on file together own 40.1% of shares outstanding.
Reported short interest has risen from 9.26% to 9.91% of float over the last 6 biweekly reports (30 Jun 2026 to 15 Sep 2026).
| Holder | Type | Period | Share change | New stake |
|---|---|---|---|---|
| Qube Research & Technologies Ltd | Mutual Fund | 2026/Q3 | +386,621 | 2.2% |
| Towle & Co | Mutual Fund | 2026/Q3 | +271,906 | 1.5% |
| Hennessy Advisors, Inc. | Mutual Fund | 2026/Q3 | +227,000 | 1.2% |
| Jane Street Group, LLC | Private Company | 2026/Q3 | +156,479 | 1.3% |
| UBS Asset Management | Mutual Fund | 2026/Q3 | +111,847 | 1.6% |
| Acadian Asset Management LLC | Mutual Fund | 2026/Q3 | +108,821 | 0.8% |
| Marshall Wace LLP | Hedge Fund | 2026/Q3 | +72,957 | 0.5% |
| Y-Intercept (Hong Kong) Limited | Mutual Fund | 2026/Q3 | +62,443 | 0.3% |
| Picton Mahoney Asset Management | Mutual Fund | 2026/Q3 | +55,911 | 0.3% |
| Trexquant Investment LP | Hedge Fund | 2026/Q3 | +53,925 | 0.7% |
| Vestcor Inc. | Corporate Pension Plan | 2026/Q3 | +52,699 | 0.3% |
| Nuveen Investments | Mutual Fund | 2026/Q3 | +51,011 | 0.3% |
| Creative Planning, Inc. | Mutual Fund | 2026/Q3 | +47,026 | 0.5% |
| SEI Investments Company | Mutual Fund | 2026/Q3 | +45,616 | 0.2% |
| American Century Investment Management | Mutual Fund | 2026/Q3 | +42,938 | 4.6% |
Institutional buy/sell activity by reporting period, largest moves first.
| Date | Insider | Title | Transaction | Shares | Price | Held after |
|---|---|---|---|---|---|---|
| 30 Sep 2026 | Iole Lucchese | Chairman of Board, Executive VP, President of Scholastic Entertainment & Chief Strategy Officer | Sale to Issuer | -2,844 | $35.30 | 71,442 |
| 30 Sep 2026 | Jeffrey Mathews | Executive Vice President of Corporate Development & Investor Relations | Sale to Issuer | -5,921 | $35.30 | 69,977 |
| 30 Sep 2026 | Paul Hukkanen | Chief Accounting Officer | Sale to Issuer | -594 | $35.30 | 15,349 |
| 30 Sep 2026 | Sasha Quinton | Executive VP & President of School Reading Events | Sale to Issuer | -1,503 | $35.30 | 33,016 |
| 30 Sep 2026 | Haji Glover | CFO & Executive Vice President | Sale to Issuer | -1,757 | $35.30 | 6,978 |
| 30 Sep 2026 | Chris Lick | General Counsel | Sale to Issuer | -176 | $35.30 | 20,320 |
| 28 Sep 2026 | Iole Lucchese | Chairman of Board, Executive VP, President of Scholastic Entertainment & Chief Strategy Officer | Other Acquisition | +24,271 | $34.61 | 74,286 |
| 28 Sep 2026 | Jeffrey Mathews | Executive Vice President of Corporate Development & Investor Relations | Other Acquisition | +11,702 | $34.61 | 75,276 |
| 28 Sep 2026 | Paul Hukkanen | Chief Accounting Officer | Other Acquisition | +3,467 | $34.61 | 15,943 |
| 28 Sep 2026 | Sasha Quinton | Executive VP & President of School Reading Events | Other Acquisition | +20,371 | $34.61 | 38,883 |
| 28 Sep 2026 | Haji Glover | CFO & Executive Vice President | Other Acquisition | +10,835 | $34.61 | 28,039 |
| 28 Sep 2026 | Chris Lick | General Counsel | Other Acquisition | +9,188 | $34.61 | 20,496 |
| 27 Sep 2026 | Iole Lucchese | Chairman of Board, Executive VP, President of Scholastic Entertainment & Chief Strategy Officer | Sale to Issuer | -1,582 | $32.74 | 50,015 |
| 27 Sep 2026 | Paul Hukkanen | Chief Accounting Officer | Sale to Issuer | -434 | $32.74 | 12,476 |
| 27 Sep 2026 | Sasha Quinton | Executive VP & President of School Reading Events | Sale to Issuer | -1,254 | $32.74 | 31,276 |
| 27 Sep 2026 | Chris Lick | General Counsel | Sale to Issuer | -147 | $32.74 | 11,308 |
| 22 Sep 2026 | Iole Lucchese | Chairman of Board, Executive VP, President of Scholastic Entertainment & Chief Strategy Officer | Sale to Issuer | -3,565 | $35.09 | 51,597 |
| 22 Sep 2026 | Jeffrey Mathews | Executive Vice President of Corporate Development & Investor Relations | Sale to Issuer | -2,110 | $35.09 | 63,574 |
| 22 Sep 2026 | Paul Hukkanen | Chief Accounting Officer | Sale to Issuer | -710 | $35.09 | 12,910 |
| 22 Sep 2026 | Sasha Quinton | Executive VP & President of School Reading Events | Sale to Issuer | -2,786 | $35.09 | 29,824 |
From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.
| Report date | Shares short | % of float | Days to cover |
|---|---|---|---|
| 15 Sep 2026 | 1,879,035 | 9.9% | 5.8 |
| 31 Aug 2026 | 2,065,824 | 10.9% | 7.6 |
| 14 Aug 2026 | 1,507,725 | 8.0% | 4.4 |
| 31 Jul 2026 | 1,536,152 | 8.1% | 3.6 |
| 15 Jul 2026 | 1,666,302 | 9.0% | 6.4 |
| 30 Jun 2026 | 1,708,002 | 9.3% | 3.7 |
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