Position in ATR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$812,829
-$386,781 QoQ
Shares Held
6,450
-22.6% QoQ
Ownership
0.010%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2021
5 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ATR Over Time
Shares Held
Position Value (USD)
Position in Medical Instruments & Supplies
Healthcare · as of Mar 31, 2026TWINBEECH CAPITAL LP holds $11,161,137 across 8 Medical Instruments & Supplies names. ATR ranks #6 (7.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AVTR |
Avantor, Inc.
|
567,389 | $4,448,329 | |
| 2 | WRBY |
Warby Parker Inc.
|
84,700 | $1,784,629 | |
| 3 | RGEN |
Repligen Corp
|
13,500 | $1,590,570 | |
| 4 | NVST |
Envista Holdings Corp
|
43,415 | $1,101,438 | |
| 5 | BDX |
Becton Dickinson & Co
|
5,803 | $912,405 | |
| 6 | ATR |
Aptargroup, Inc.
This page
|
6,450 | $812,829 | |
| 7 | ALC |
Alcon Inc
|
4,800 | $361,680 | |
| 8 | XRAY |
DENTSPLY SIRONA Inc.
|
12,867 | $149,257 |
All Filings in ATR
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $812,829 | 6,450 | Shares | Sole | 2026-05-15 | |
| 2024-03-31 | $1,199,610 | 8,337 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $10,138,323 | 82,012 | Shares | Sole | 2024-02-14 | |
| 2021-12-31 | $1,293,266 | 10,559 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $741,998 | 6,217 | Shares | Sole | 2021-11-15 | |
| No filing history on record for this holder in this stock. | ||||||