Funds Shorting Charles River Laboratories International, Inc.
This page shows institutions, funds, and major shareholders that have reported short positions in their last reporting period. We consider put option positions to be short positions and include all institutions that have disclosed put options here. Green rows indicate new positions. Red rows indicate closed positions. Click the link icon to see the full transaction history.
Upgradeto unlock premium data.
| File Date | Source | Investor | Type | Avg Price (Est) |
Shares | Δ Shares (%) |
Reported Value ($1000) |
Δ Value (%) |
Port Alloc (%) |
|
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-07-28 | 13F | Twin Tree Management, LP | Put | 37,400 | 5,675 | |||||
| 2025-08-25 | NP | DWSH - AdvisorShares Dorsey Wright Short ETF | Short | -1,041 | 48.50 | -158 | 49.52 | |||
| 2025-08-13 | 13F | Walleye Capital LLC | Put | 2,300 | 228.57 | 349 | 231.43 | |||
| 2025-08-20 | NP | QCFIX - AQR CVX Fusion Fund Class I | Short | -45 | -7 | |||||
| 2025-08-13 | 13F | Arrowpoint Investment Partners (Singapore) Pte. Ltd. | Put | 0 | -100.00 | 0 | ||||
| 2025-08-18 | 13F/A | Nomura Holdings Inc | Put | 1,100,000 | 83.33 | 166,903 | 84.81 | |||
| 2025-08-18 | 13F | Wolverine Trading, Llc | Put | 8,600 | -41.10 | 1,290 | -43.20 | |||
| 2025-03-18 | 13F/A | Bank Of America Corp /de/ | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-06-25 | NP | CDAZX - Multi-Manager Directional Alternative Strategies Fund Institutional Class | Short | -838 | 24.33 | -99 | -10.81 | |||
| 2025-08-14 | 13F | Tudor Investment Corp Et Al | Put | 4,400 | 120.00 | 668 | 121.59 | |||
| 2025-08-20 | NP | QMFNX - AQR MS Fusion Fund Class N | Short | -133 | -20 | |||||
| 2025-06-26 | NP | SPEDX - Alger Dynamic Opportunities Fund Class A | Short | -4,765 | 21.19 | -565 | -12.67 | |||
| 2025-08-27 | 13F/A | Squarepoint Ops LLC | Put | 10,500 | 1,593 | |||||
| 2025-08-14 | 13F | Group One Trading, L.p. | Put | 2,200 | -82.95 | 334 | -82.84 | |||
| 2025-08-14 | 13F | Millennium Management Llc | Put | 1,500 | 228 | |||||
| 2025-08-20 | NP | QLEIX - AQR Long-Short Equity Fund Class I | Short | -47,811 | -0.00 | -7,254 | 0.81 | |||
| 2025-08-13 | 13F | Walleye Trading LLC | Put | 1,000 | -64.29 | 152 | -64.13 | |||
| 2025-08-20 | NP | QRPNX - AQR Alternative Risk Premia Fund Class N | Short | -1,189 | -31.63 | -180 | -31.03 | |||
| 2025-08-20 | NP | QMNIX - AQR Equity Market Neutral Fund Class I | Short | -18,213 | 9.06 | -2,763 | 9.95 | |||
| 2025-03-25 | NP | NLSAX - Neuberger Berman Long Short Fund Class A | Short | -39,881 | -6,571 | |||||
| 2025-08-14 | 13F | Jane Street Group, Llc | Put | 48,000 | 69.01 | 7,283 | 70.40 | |||
| 2025-05-15 | 13F | Capstone Investment Advisors, Llc | Put | 0 | -100.00 | 0 | ||||
| 2025-08-12 | 13F | Proequities, Inc. | Put | 0 | 0 | |||||
| 2025-08-20 | NP | QLFIX - AQR LSE Fusion Fund Class I | Short | -85 | -13 | |||||
| 2025-08-20 | NP | AQMIX - AQR Managed Futures Strategy Fund Class I | Short | -16,403 | -0.00 | -2,489 | 0.81 | |||
| 2025-08-14 | 13F | D. E. Shaw & Co., Inc. | Put | 1,600 | 0.00 | 243 | 0.83 | |||
| 2025-08-20 | NP | AQRNX - AQR Multi-Asset Fund Class N | Short | -457 | -69 | |||||
| 2025-08-14 | 13F | Citadel Advisors Llc | Put | 42,400 | -7.22 | 6,433 | -6.47 | |||
| 2025-08-20 | NP | QNZNX - AQR Sustainable Long-Short Equity Carbon Aware Fund Class N | Short | -487 | -13.81 | -74 | -14.12 | |||
| 2025-08-20 | NP | QHFRX - AQR MS Fusion HV Fund Class R6 | Short | -147 | -22 | |||||
| 2025-08-14 | 13F | Susquehanna International Group, Llp | Put | 123,100 | 13.35 | 18,678 | 14.26 | |||
| 2025-08-05 | 13F | Simplex Trading, Llc | Put | 12,000 | 57.89 | 2 | 0.00 | |||
| 2025-08-20 | NP | QMHIX - AQR Managed Futures Strategy HV Fund Class I | Short | -5,499 | -28.29 | -834 | -27.73 | |||
| 2025-08-14 | 13F | Cubist Systematic Strategies, LLC | Put | 37,600 | 817.07 | 5,705 | 824.64 | |||
| 2025-08-27 | NP | TIFF INVESTMENT PROGRAM - TIFF Multi-Asset Fund | Short | -123 | 43.02 | -19 | 50.00 |
