Patrick S. Miles owns 3.98% of Alphatec Holdings
6,154,451 shares as of the September 10, 2026 filing, worth $64.4M at the latest close.
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Free.
The stake
3.98%
worth $64.4M at the latest close
Stake rank
#599
by dollar value of the stake
Last sale
287 days ago
Jan 5, 2026
Last buy
39 days ago
Sep 10, 2026 · $1M
Patrick S. Miles owns 3.98% of Alphatec Holdings, Inc.: 6,154,451 of 154,451,076 shares, worth about $64.4M at the 2026-10-16 close. The stake has moved from 9.07% in 2017 to 3.98% on 2026-09-10, across 19 sales and 3 purchases that moved it since 2016. The last trade that moved it was a discretionary purchase of $1M on 2026-09-10.
How the stake is held
as of the Sep 10, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Sep 10, 2026 · Form 4 ↗
HELD DIRECTLY
5,893,551
95.8%
HELD INDIRECTLY · 2 VEHICLES
260,900
4.2%
By MOM, LLC
250,000
4.1%
By IRA
10,900
0.2%
THE STAKE
6,154,451
3.98%