Medical Devices, Digital Infrastructure, & Gold Exploration
By Alfonso De Pablos, CMT
June 19, 2026
Every day, we sift through the filings to spot where the real conviction lies β cutting through the noise to highlight the most meaningful insider moves.
π Fiserv $FI β CFO Bob Hau purchased $499,982 via Form 4.
Senior finance executive adding meaningful exposure to the payments technology company in freefall.
π Abbott Laboratories $ABT β John G. Stratton purchased $173,640 via Form 4.
Director adding exposure to the medical devices stock firmly below its 2023 lows.
Hereβs The Hot Corner, with data from June 18, 2026:
π Bitdeer Technologies $BTDR β Paloma Partners Management filed an original 13G at 9.00%.
A multi-strategy investment firm established a significant ownership position in the digital infrastructure from Singapore.
π Collective Mining $CNL β Jupiter Asset Management increased its stake from 5.02% to 7.15% via 13G.
Continued building the position in the gold exploration company.
