D. E. Shaw & Co., Inc.
Position in PACB — Pacific Biosciences Of California, Inc.
CIK 1009207
New York, NY
Position in PACB
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$7,069,684
+$2,268,123 QoQ
Shares Held
4,208,146
+15.7% QoQ
Ownership
1.35%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#11
of 222 holders
Holding Since
Mar 2020
21 quarters on record
Voting authority
Sole 99%
Shared 0%
None 1%
Common Shares in PACB Over Time
Shares Held
Position Value (USD)
Derivatives in PACB
reported options exposure · as of Mar 31, 2024CallValue
$0
CallShares
0
PutValue
$51,000
PutShares
13,600
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 Devices
Healthcare · as of Jun 30, 2026D. E. Shaw & Co., Inc. holds $2,449,763,142 across 60 Medical Devices names. PACB ranks #25 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BSX |
Boston Scientific Corp
|
25,457,409 | $1,086,522,216 | |
| 2 | MDT |
Medtronic plc
|
4,396,781 | $343,960,176 | |
| 3 | ABT |
Abbott Laboratories
|
1,457,592 | $132,261,897 | |
| 4 | STE |
STERIS plc
|
509,610 | $107,308,577 | |
| 5 | BRKR |
Bruker Corp
|
340,853 | $99,997,183 | |
| 6 | SYK |
Stryker Corp
|
270,554 | $85,181,220 | |
| 7 | IRTC |
iRhythm Holdings, Inc.
|
629,686 | $74,901,149 | |
| 8 | INSP |
Inspire Medical Systems, Inc.
|
1,470,462 | $65,597,309 |
All Filings in PACB
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $7,069,684 | 4,208,146 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $4,801,561 | 3,637,547 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $8,299,569 | 4,438,273 | Shares | Defined | 2026-02-17 | |
| 2025-06-30 | $39,770 | 32,073 | Shares | Defined | 2025-08-14 | |
| 2024-06-30 | $2,254,333 | 1,645,499 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $3,034,725 | 809,260 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $51,000 | 13,600 | Put | Defined | 2024-05-15 | |
| 2023-12-31 | $106,487 | 10,855 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $360,193 | 43,137 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $9,597,705 | 721,632 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $7,124,605 | 615,251 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $2,115,944 | 258,673 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $1,021,752 | 175,861 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $10,600,428 | 2,398,287 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $6,574,995 | 722,527 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $24,229,018 | 1,184,214 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $39,457,682 | 1,544,332 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $1,818,440 | 52,000 | Call | Defined | 2021-08-16 | |
| 2021-06-30 | $38,971,232 | 1,114,419 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $227,305 | 6,500 | Put | Defined | 2021-08-16 | |
| 2021-03-31 | $7,146,493 | 214,545 | Shares | Defined | 2021-05-17 | |
| 2020-09-30 | $1,352,180 | 136,999 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $1,499,618 | 434,672 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $652,018 | 213,078 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||