Position in ATEC
as of Jun 30, 2026
· filed Aug 5, 2026
Position Value
$164,436
+$61,008 QoQ
Shares Held
19,010
+86.4% QoQ
Ownership
0.012%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
#179
of 265 holders
Holding Since
Dec 2024
3 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ATEC Over Time
Shares Held
Position Value (USD)
Derivatives in ATEC
reported options exposure · as of Jun 30, 2026CallValue
$410,875
CallShares
47,500
PutValue
$287,180
PutShares
33,200
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, 2026CenterStar Asset Management, LLC holds $164,436 across 1 Medical Devices name. ATEC ranks #1 (100.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ATEC |
Alphatec Holdings, Inc.
This page
|
19,010 | $164,436 |
All Filings in ATEC
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $164,436 | 19,010 | Shares | Sole | 2026-08-05 | |
| 2026-06-30 | $287,180 | 33,200 | Put | Sole | 2026-08-05 | |
| 2026-06-30 | $410,875 | 47,500 | Call | Sole | 2026-08-05 | |
| 2025-03-31 | $103,428 | 10,200 | Shares | Sole | 2025-04-09 | |
| 2024-12-31 | $108,324 | 11,800 | Shares | Sole | 2025-01-27 | |
| No filing history on record for this holder in this stock. | ||||||