Reported 1,732,292 shares, down 219,161 (11.2%) from the prior quarter.
Reported value -51.1%; share count -11.2% vs. the prior quarter.
Reported position value by quarter
Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.
| Date | Holding Value |
|---|---|
| 2021-09-30 | 58473000 |
| 2021-12-31 | 60654000 |
| 2022-03-31 | 57940000 |
| 2022-06-30 | 67650000 |
| 2022-09-30 | 78462000 |
| 2022-12-31 | 59800000 |
| 2023-03-31 | 79594000 |
| 2023-06-30 | 79366000 |
| 2023-09-30 | 38821000 |
| 2023-12-31 | 44000 |
| 2024-03-31 | 9000 |
| 2024-06-30 | 0 |
Quarterly position history
How this manager's reported quarter-end position changed over time.
| Quarter | Activity | Shares | Change | % of reported 13F | Reported value | Filed | Source filing |
|---|---|---|---|---|---|---|---|
| Q2 2024 | Reduced | 0 | -315 (-100.0%) | 0 | $0 | 2024-08-09 | |
| Q1 2024 | Reduced | 315 | -1,267 (-80.1%) | < 0.01% | $9,000 | 2024-05-14 | |
| Q4 2023 | Reduced | 1,582 | -1,730,710 (-99.9%) | < 0.01% | $44,000 | 2024-02-14 | |
| Q3 2023 | Reduced | 1,732,292 | -219,161 (-11.2%) | 0.05% | $38,821,000 | 2023-11-14 | |
| Q2 2023 | Added | 1,951,453 | +308,303 (18.8%) | 0.09% | $79,366,000 | 2023-08-14 | |
| Q1 2023 | Added | 1,643,150 | +76,470 (4.9%) | 0.09% | $79,594,000 | 2023-05-15 | |
| Q4 2022 | Added | 1,566,680 | +4,462 (0.3%) | 0.07% | $59,800,000 | 2023-02-21 | |
| Q3 2022 | Reduced | 1,562,218 | -126,516 (-7.5%) | 0.1% | $78,462,000 | 2022-11-14 | |
| Q2 2022 | Added | 1,688,734 | +135,806 (8.7%) | 0.08% | $67,650,000 | 2022-08-15 | |
| Q1 2022 | Added | 1,552,928 | +30,101 (2.0%) | 0.04% | $57,940,000 | 2022-05-16 | |
| Q4 2021 | Reduced | 1,522,827 | -48,614 (-3.1%) | 0.05% | $60,654,000 | 2022-02-11 | |
| Q3 2021 | Added | 1,571,441 | +315,825 (25.2%) | 0.05% | $58,473,000 | 2021-11-12 | |
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Who else reported the position
227 managers reported PTC THERAPEUTICS INC for Q3 2023.
| Manager | Activity | Shares | Change | % of reported 13F | Reported value | Tenure |
|---|---|---|---|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP | Added | 9,436,188 | +2,649,824 | 0.04% | $211,464,973 | 41 qtrs |
| FMR LLC | Reduced | 8,465,384 | -1,787,740 | 0.02% | $189,709,255 | 41 qtrs |
| VANGUARD GROUP INC | Added | 7,945,489 | +393,012 | < 0.01% | $178,058,408 | 41 qtrs |
| RTW INVESTMENTS LP | Unchanged | 7,235,196 | 0 | 3.42% | $162,140,742 | 28 qtrs |
| BlackRock Inc | Added | 6,934,449 | +68,106 | < 0.01% | $155,401,002 | 41 qtrs |
| ARMISTICE CAPITAL LLC | Added | 6,150,000 | +2,914,000 | 2.11% | $137,821,500 | 20 qtrs |
| Camber Capital Management LP | Added | 3,400,000 | +900,000 | 2.51% | $76,194,000 | 9 qtrs |
| STATE STREET CORPORATION | Reduced | 3,168,860 | -1,624 | < 0.01% | $71,014,153 | 41 qtrs |
| JANUS HENDERSON GROUP PLC | Reduced | 3,072,320 | -524,430 | 0.05% | $68,847,799 | 19 qtrs |
| FRANKLIN RESOURCES INC | Reduced | 2,057,233 | -1,254,671 | 0.02% | $46,102,599 | 21 qtrs |
Filing details and methodology As reported
- Report period
- September 30, 2023
- Filed
- November 14, 2023
- Filing type
- 13F-HR
- Position type
- COM
Voting authority reported
- Sole
- 1,708,343
- Shared
- 0
- None
- 23,949
“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.
Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.