CANADA PENSION PLAN INVESTMENT BOARD
PensionPosition in RYTM — Rhythm Pharmaceuticals, Inc.
CIK 1283718
TORONTO ONTARIO, A6
Position in RYTM
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$5,262,822
+$1,526,192 QoQ
Shares Held
47,400
+28.1% QoQ
Ownership
0.069%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#103
of 299 holders
Holding Since
Dec 2023
6 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in RYTM Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026CANADA PENSION PLAN INVESTMENT BOARD holds $1,122,840,645 across 119 Biotechnology names. RYTM ranks #24 (0.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
355,082 | $176,379,881 | |
| 2 | KLRA |
Kailera Therapeutics, Inc.
|
7,304,688 | $160,922,276 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
209,911 | $130,887,904 | |
| 4 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
334,246 | $100,618,073 | |
| 5 | ARGX |
Argenx SE
|
60,577 | $56,201,523 | |
| 6 | AXSM |
Axsome Therapeutics, Inc.
|
225,400 | $55,171,158 | |
| 7 | INCY |
Incyte Corp
|
442,500 | $50,161,800 | |
| 8 | SPTX |
Seaport Therapeutics, Inc.
|
1,975,791 | $42,914,180 |
All Filings in RYTM
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,262,822 | 47,400 | Shares | Sole | 2026-08-14 | |
| 2025-09-30 | $3,736,630 | 37,000 | Shares | Sole | 2025-11-13 | |
| 2024-09-30 | $3,510,130 | 67,000 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $17,122,020 | 417,000 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $25,001,410 | 577,000 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $12,273,990 | 267,000 | Shares | Sole | 2024-02-14 | |
| No filing history on record for this holder in this stock. | ||||||