Position in AVTR
as of Jun 30, 2026
· filed Aug 3, 2026
Position Value
$31,551
+$26,918 QoQ
Shares Held
3,187
+439.3% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#356
of 454 holders
Holding Since
Jun 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AVTR Over Time
Shares Held
Position Value (USD)
Derivatives in AVTR
reported options exposure · as of Jun 30, 2026CallValue
$0
CallShares
0
PutValue
$99,000
PutShares
10,000
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Medical Instruments & Supplies
Healthcare · as of Jun 30, 2026Walleye Trading LLC holds $11,658,016 across 7 Medical Instruments & Supplies names. AVTR ranks #6 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RGEN |
Repligen Corp
|
43,268 | $5,903,485 | |
| 2 | BAX |
Baxter International Inc
|
140,796 | $3,001,770 | |
| 3 | WRBY |
Warby Parker Inc.
|
65,415 | $1,984,691 | |
| 4 | ALC |
Alcon Inc
|
7,235 | $485,468 | |
| 5 | STAA |
Staar Surgical Co
|
8,688 | $249,258 | |
| 6 | AVTR |
Avantor, Inc.
This page
|
3,187 | $31,551 | |
| 7 | XRAY |
DENTSPLY SIRONA Inc.
|
169 | $1,793 |
All Filings in AVTR
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $99,000 | 10,000 | Put | Sole | 2026-08-03 | |
| 2026-06-30 | $31,551 | 3,187 | Shares | Sole | 2026-08-03 | |
| 2026-03-31 | $2,352 | 300 | Put | Sole | 2026-05-11 | |
| 2026-03-31 | $4,633 | 591 | Shares | Sole | 2026-05-11 | |
| 2026-03-31 | $90,160 | 11,500 | Call | Sole | 2026-05-11 | |
| 2025-12-31 | $236,076 | 20,600 | Put | Sole | 2026-02-13 | |
| 2025-12-31 | $454,962 | 39,700 | Call | Sole | 2026-02-13 | |
| 2025-09-30 | $193,290 | 15,488 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $312,000 | 25,000 | Call | Sole | 2025-11-14 | |
| 2025-09-30 | $53,664 | 4,300 | Put | Sole | 2025-11-14 | |
| 2025-06-30 | $1,179,324 | 87,617 | Shares | Sole | 2025-08-13 | |
| 2025-06-30 | $207,284 | 15,400 | Put | Sole | 2025-08-13 | |
| 2025-06-30 | $218,052 | 16,200 | Call | Sole | 2025-08-13 | |
| 2025-03-31 | $170,205 | 10,500 | Call | Sole | 2025-05-14 | |
| 2025-03-31 | $259,619 | 16,016 | Shares | Sole | 2025-05-14 | |
| 2025-03-31 | $11,347 | 700 | Put | Sole | 2025-05-14 | |
| 2024-12-31 | $221,235 | 10,500 | Call | Sole | 2025-02-13 | |
| 2024-09-30 | $250,939 | 9,700 | Call | Sole | 2024-11-14 | |
| 2024-06-30 | $2,465,560 | 116,300 | Call | Sole | 2024-08-14 | |
| 2024-03-31 | $109,951 | 4,300 | Call | Sole | 2024-05-15 | |
| 2024-03-31 | $246,980 | 9,659 | Shares | Sole | 2024-05-15 | |
| 2024-03-31 | $1,066,269 | 41,700 | Put | Sole | 2024-05-15 | |
| 2023-12-31 | $417,789 | 18,300 | Call | Sole | 2024-02-14 | |
| 2023-12-31 | $2,143,805 | 93,903 | Shares | Sole | 2024-02-14 | |
| 2023-12-31 | $767,088 | 33,600 | Put | Sole | 2024-02-14 | |
| 2023-09-30 | $1,157,292 | 54,900 | Put | Sole | 2023-11-21 | |
| 2023-09-30 | $2,323,016 | 110,200 | Call | Sole | 2023-11-21 | |
| 2023-09-30 | $744,988 | 35,341 | Shares | Sole | 2023-11-21 | |
| 2023-06-30 | $990,028 | 48,200 | Put | Sole | 2023-08-14 | |
| 2023-06-30 | $975,650 | 47,500 | Call | Sole | 2023-08-14 | |
| 2023-06-30 | $394,840 | 19,223 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $335,956 | 15,892 | Shares | Sole | 2023-05-15 | |
| 2023-03-31 | $388,976 | 18,400 | Put | Sole | 2023-05-15 | |
| 2023-03-31 | $1,116,192 | 52,800 | Call | Sole | 2023-05-15 | |
| 2022-12-31 | $1,041,846 | 49,400 | Call | Sole | 2023-02-14 | |
| 2022-12-31 | $282,606 | 13,400 | Put | Sole | 2023-02-14 | |
| 2022-12-31 | $31,740 | 1,505 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $13,933,640 | 710,900 | Call | Sole | 2022-11-14 | |
| 2022-09-30 | $640,920 | 32,700 | Put | Sole | 2022-11-14 | |
| 2022-06-30 | $500,710 | 16,100 | Put | Sole | 2022-08-08 | |
| 2022-06-30 | $157,428 | 5,062 | Shares | Sole | 2022-08-08 | |
| 2022-06-30 | $1,156,920 | 37,200 | Call | Sole | 2022-08-08 | |
| 2022-03-31 | $257,032 | 7,600 | Put | Sole | 2022-05-16 | |
| 2022-03-31 | $6,341,250 | 187,500 | Call | Sole | 2022-05-16 | |
| 2021-12-31 | $404,544 | 9,600 | Call | Sole | 2022-02-14 | |
| 2021-12-31 | $29,498 | 700 | Put | Sole | 2022-02-14 | |
| 2021-09-30 | $286,300 | 7,000 | Put | Sole | 2021-11-15 | |
| 2021-09-30 | $5,014,340 | 122,600 | Call | Sole | 2021-11-15 | |
| 2021-06-30 | $355,100 | 10,000 | Put | Sole | 2021-08-16 | |
| 2021-06-30 | $8,788,725 | 247,500 | Call | Sole | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||