🕵️ Telesat Corp ($TSAT)

SEC insider & ownership activity, last 12 months · CIK 1845840 · every row links its SEC filing

Insiders were quiet over the last 12 months – no open-market buys or sells. Gamco Asset Management Inc. trimmed 12.3% → 11.6%. No red-flag 8-Ks in the window.

Insider flow

0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)

No open-market insider transactions in the last 12 months.

5%+ holders

HolderStakeClassScheduleEvent
MARK H. Rachesky, M.D. 35.5% Class B13DJul 8, 2026 filing ↗
MHR Holdings LLC 35.4% Class B13DJul 8, 2026 filing ↗
MHR Fund Management LLC 35.4% Class B13DJul 8, 2026 filing ↗
MHR Sun GP LLC 13.2% Class B13DJul 8, 2026 filing ↗
The Rachesky Revocable Trust 13.2% Class B13DJul 8, 2026 filing ↗
Gamco Asset Management Inc. 11.6% 13DMar 31, 2026 filing ↗
Heard Investment Manager LLC 10.4% 13GAug 14, 2025 filing ↗
Heard William 10.4% 13GAug 14, 2025 filing ↗
William E. Heard Declaration of Trust 10.4% 13GAug 14, 2025 filing ↗
MHR Institutional Advisors III LLC 6.6% Class B13DJul 8, 2026 filing ↗
MHR Sun III LP 6.6% Class B13DJul 8, 2026 filing ↗
Mhr Sat Holdco B 6.3% Class B13DJul 8, 2026 filing ↗
Greywolf Opportunities Master Fund II LP 6.2% 13GFeb 12, 2025 filing ↗
Greywolf Advisors LLC 6.2% 13GFeb 12, 2025 filing ↗
Greywolf Capital Management LP 6.2% 13GFeb 12, 2025 filing ↗
Greywolf GP LLC 6.2% 13GFeb 12, 2025 filing ↗
Jonathan Savitz 6.2% 13GFeb 12, 2025 filing ↗
Mhr Sat Subholdco B 5.6% Class B13DJul 8, 2026 filing ↗
MHR Institutional Advisors II LLC 5.4% Class B13DJul 8, 2026 filing ↗
MHRC II LLC 5.4% Class B13DJul 8, 2026 filing ↗
MHR Institutional Advisors LLC 5.2% Class B13DJul 8, 2026 filing ↗
MHRC I LLC 5.2% Class B13DJul 8, 2026 filing ↗
MHR Institutional Partners IIA LP exited Class B13DJul 8, 2026 filing ↗
MHR Institutional Partners III LP exited Class B13DJul 8, 2026 filing ↗

Planned insider sales (Form 144)

No sale notices filed in the last 12 months.

Material events (8-K)

No 8-K filings in the last 12 months.