Position in CTKB
as of Jun 30, 2026
· filed Aug 4, 2026
Position Value
$33,937,976
+$8,579,858 QoQ
Shares Held
7,660,943
+32.0% QoQ
Ownership
5.89%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#3
of 154 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CTKB Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Jun 30, 2026Boston Partners holds $1,535,272,219 across 13 Medical Devices names. CTKB ranks #7 (2.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SYK |
Stryker Corp
|
1,071,198 | $337,255,976 | |
| 2 | GEHC |
GE HealthCare Technologies Inc.
|
5,153,347 | $329,865,739 | |
| 3 | STE |
STERIS plc
|
1,498,334 | $315,504,189 | |
| 4 | MDT |
Medtronic plc
|
3,802,116 | $297,439,533 | |
| 5 | GMED |
Globus Medical Inc
|
1,554,990 | $122,859,757 | |
| 6 | ZBH |
Zimmer Biomet Holdings, Inc.
|
709,202 | $61,055,199 | |
| 7 | CTKB |
Cytek Biosciences, Inc.
This page
|
7,660,943 | $33,937,976 | |
| 8 | HAE |
Haemonetics Corp
|
405,892 | $30,441,900 |
All Filings in CTKB
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $33,823,692 | 7,635,145 | Shares | Sole | 2026-08-04 | |
| 2026-06-30 | $33,937,976 | 7,660,943 | Shares | Defined | 2026-08-04 | |
| 2026-03-31 | $25,358,118 | 5,802,773 | Shares | Defined | 2026-05-11 | |
| 2025-12-31 | $25,291,960 | 5,008,309 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $129,025 | 37,183 | Shares | Defined | 2025-11-13 | |
| No filing history on record for this holder in this stock. | ||||||