Demski David M (CIK 0001555392)

Latest company ownership

Shares held
429,623
Last filed at
Jun 13, 2025
Confidence Score
27.5
2025Q4
Confidence Score History
2023Q4 2025Q4
Shares held
65,929
Last filed at
Apr 27, 2021
Confidence Score
50.0
2025Q4
Confidence Score History
2012Q3 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 11, 2025 Dec 12, 2025 Alphatec Holdings, Inc. Director Sell 20.0 -30,000 -6.98% $636K
Aug 21, 2024 Aug 21, 2024 Alphatec Holdings, Inc. Director Buy 97.5 +50,000 20.97% $283.5K
Aug 2, 2024 Aug 5, 2024 Alphatec Holdings, Inc. Director Buy 97.5 +40,000 20.16% $262.4K
Nov 9, 2023 Nov 13, 2023 Alphatec Holdings, Inc. Director Buy 97.5 +30,000 19.78% $315K
Apr 23, 2021 Apr 27, 2021 GLOBUS MEDICAL INC CEO Sell 2.5 -265,522 -100.00% $19M
Dec 16, 2020 Dec 18, 2020 GLOBUS MEDICAL INC CEO Sell 2.5 -217,075 -59.32% $13.9M
Aug 6, 2020 Dec 18, 2020 GLOBUS MEDICAL INC CEO Sell 2.5 -330,000 -68.91% $18.6M
Aug 6, 2020 Aug 10, 2020 GLOBUS MEDICAL INC CEO Sell 2.5 -330,000 -100.00% $18.6M
Apr 18, 2018 Apr 20, 2018 GLOBUS MEDICAL INC CEO Sell 8.8 -149,109 -20.03% $7.6M
Apr 12, 2018 Apr 16, 2018 GLOBUS MEDICAL INC CEO Sell 27.5 -50,891 -6.40% $2.6M
Feb 26, 2015 Mar 2, 2015 GLOBUS MEDICAL INC COO Sell 17.5 -32,510 -17.93% $845.3K
Mar 6, 2014 Mar 10, 2014 GLOBUS MEDICAL INC COO Sell 16.3 -271,329 -59.94% $7M
Jan 15, 2014 Jan 16, 2014 GLOBUS MEDICAL INC COO Sell 10.0 -96,813 -20.25% $2M
Dec 31, 2013 Jan 2, 2014 GLOBUS MEDICAL INC COO Sell 47.5 -3,187 -0.66% $64.5K
Dec 18, 2013 Dec 20, 2013 GLOBUS MEDICAL INC COO Sell 26.3 -50,000 -9.41% $987.5K
Nov 26, 2013 Nov 27, 2013 GLOBUS MEDICAL INC COO Sell 30.0 -37,323 -6.56% $718.5K
Oct 31, 2013 Nov 4, 2013 GLOBUS MEDICAL INC COO Sell 15.0 -112,677 -16.54% $2.1M
Jun 26, 2013 Aug 26, 2013 GLOBUS MEDICAL INC COO Sell 20.0 -84,154 -5.66% $792.6K
May 3, 2013 May 7, 2013 GLOBUS MEDICAL INC COO Sell 35.0 -40,000 -4.97% $650K
Mar 11, 2013 Mar 13, 2013 GLOBUS MEDICAL INC COO Sell 45.0 -14,225 -1.74% $213.4K
Feb 13, 2013 Feb 15, 2013 GLOBUS MEDICAL INC COO Sell 35.0 -25,775 -3.05% $386.6K
Aug 8, 2012 Aug 10, 2012 GLOBUS MEDICAL INC COO Sell 17.5 -98,957 -9.99% $1.1M