Position in PTCT
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$126,345,322
+$14,586,165 QoQ
Shares Held
1,548,919
-5.6% QoQ
Ownership
1.86%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#13
of 380 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 97%
Shared 0%
None 3%
Common Shares in PTCT Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026D. E. Shaw & Co., Inc. holds $5,017,559,982 across 217 Biotechnology names. PTCT ranks #8 (2.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | INSM |
INSMED Inc
|
5,877,959 | $626,707,987 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,104,109 | $332,369,932 | |
| 3 | EXEL |
Exelixis, Inc.
|
5,551,747 | $302,070,554 | |
| 4 | BBIO |
BridgeBio Pharma, Inc.
|
3,633,007 | $270,586,360 | |
| 5 | TGTX |
Tg Therapeutics, Inc.
|
3,400,808 | $186,840,390 | |
| 6 | HALO |
Halozyme Therapeutics, Inc.
|
2,006,479 | $157,047,110 | |
| 7 | AXSM |
Axsome Therapeutics, Inc.
|
604,753 | $148,025,391 | |
| 8 | PTCT |
Ptc Therapeutics, Inc.
This page
|
1,548,919 | $126,345,322 |
All Filings in PTCT
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $126,345,322 | 1,548,919 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $111,759,157 | 1,640,381 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $132,549,516 | 1,744,991 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $133,455,692 | 2,174,608 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $119,057,120 | 2,437,697 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $73,651,417 | 1,445,279 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $69,619,060 | 1,542,292 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $52,664,896 | 1,419,539 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $41,516,569 | 1,357,638 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $35,657,008 | 1,225,748 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $37,122,410 | 1,346,967 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $18,842,528 | 840,809 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $29,810,621 | 732,988 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $34,175,291 | 705,518 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $36,066,030 | 944,879 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $52,910,046 | 1,053,985 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $38,168,646 | 952,787 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $38,705,020 | 1,037,390 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $47,596,053 | 1,194,980 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $44,634,622 | 1,199,533 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $51,149,193 | 1,210,059 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $55,354,753 | 1,169,055 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $59,421,431 | 973,643 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $41,115,268 | 879,471 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $45,390,328 | 894,567 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $44,430,221 | 995,970 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||