Position in DYN
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$12,218,695
-$1,486,077 QoQ
Shares Held
673,949
-3.8% QoQ
Ownership
0.472%
of shares outstanding
% of Portfolio
0.34%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
22 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in DYN Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026ArrowMark Colorado Holdings LLC holds $391,186,309 across 37 Biotechnology names. DYN ranks #14 (3.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PRAX |
Praxis Precision Medicines, Inc.
|
117,851 | $37,970,413 | |
| 2 | HALO |
Halozyme Therapeutics, Inc.
|
569,789 | $36,825,463 | |
| 3 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
62,441 | $32,685,990 | |
| 4 | DFTX |
Definium Therapeutics, Inc.
|
1,594,717 | $30,140,151 | |
| 5 | MAZE |
Maze Therapeutics, Inc.
|
767,383 | $22,906,382 | |
| 6 | NUVL |
Nuvalent, Inc.
|
186,850 | $19,142,782 | |
| 7 | RPRX |
Royalty Pharma plc
|
366,753 | $17,593,141 | |
| 8 | TNGX |
Tango Therapeutics, Inc.
|
708,385 | $14,819,414 |
All Filings in DYN
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22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $12,218,695 | 673,949 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $13,704,772 | 700,653 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $9,941,824 | 785,915 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $7,332,542 | 770,225 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $9,392,515 | 897,946 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $21,963,362 | 932,231 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $32,334,824 | 900,190 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $32,446,190 | 919,416 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $10,856,790 | 382,416 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $5,086,132 | 382,416 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $3,426,447 | 382,416 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $4,302,180 | 382,416 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $3,169,889 | 275,164 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $3,189,150 | 275,164 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $3,494,582 | 275,164 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $1,157,595 | 168,500 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $1,624,340 | 168,500 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $2,003,465 | 168,500 | Shares | Sole | 2022-02-14 | |
| 2021-06-30 | $3,545,240 | 168,500 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $1,553,000 | 100,000 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $2,100,000 | 100,000 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $4,038,000 | 200,000 | Shares | Sole | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||