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Telesat Corp (TSAT)

CUSIP: 879512309 | NYSE | Technology · Communication Equipment | Mid Cap | 234 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile

Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13D/AMark H. Rachesky, M.D.
with MHR Fund Management LLC, MHR Holdings LLC, MHR SUN GP LLC, +11 more
18,096,22835.5%New 5%+ stakeJul 8, 2026No 13F filer matched
13G/ARubric Capital Management LP00.0%No shares heldJun 30, 2026No 13F filer matched
13D/AMark H. Rachesky, M.D.18,096,228
35.5% of class · Jul 8, 2026New 5%+ stake
with MHR Fund Management LLC, MHR Holdings LLC, MHR SUN GP LLC, +11 more
No 13F filer matched
13G/ARubric Capital Management LP0
0.0% of class · Jun 30, 2026No shares held
No 13F filer matched

Institutional Holders — Q3 2026

MacKenzie Financial Corp110,844
0.0% of portfolio›$5.1M
Pembroke Management, LTD90,193
0.5% of portfolio›$4.2M
TD Waterhouse Canada Inc.63,361
0.0% of portfolio›$2.9M
Intact Investment Management Inc.54,200
0.1% of portfolio›$2.5M
Van Berkom & Associates Inc.49,236
0.0% of portfolio›$2.3K
CenterBook Partners LP45,077
0.1% of portfolio›$2.1M
Citigroup Inc38,268
0.0% of portfolio›$1.8M
Asset Management One Co., Ltd.6,713
0.0% of portfolio›$309.7K
Imc-Chicago, LLC6,359
0.0% of portfolio›$293.4K
Rossby Financial, LCC6,100
0.0% of portfolio›$281.5K
Platform Technology Partners4,551
0.0% of portfolio›$210.0K
Central Pacific Bank - Trust Division4,486
0.0% of portfolio›$207.0K
State of Alaska, Department of Revenue751
0.0% of portfolio›$34
Markowski Investments581
0.0% of portfolio›$26.8K
IFP Advisors, Inc500
0.0% of portfolio›$23.1K
Wilmington Savings Fund Society, FSB500
0.0% of portfolio›$23.1K
Cassaday & Co Wealth Management LLC205
0.0% of portfolio›$9.5K
Private Wealth Management Group, LLC176
0.0% of portfolio›$8.1K
Simplex Trading, LLC173
0.0% of portfolio›$8.0K
MTM Investment Management, LLC133
0.0% of portfolio›$6.1K
SBI Securities Co., Ltd.47
0.0% of portfolio›$2.2K
Farther Finance Advisors, LLC42
0.0% of portfolio›$1.9K
Covestor Ltd37
0.0% of portfolio›$2
Parallel Advisors, LLC30
0.0% of portfolio›$1.4K
Pinnacle Wealth Planning Services, Inc.5
0.0% of portfolio›$231
Larson Financial Group LLC1
0.0% of portfolio›$46
StyleTurnoverLocationFiled
MacKenzie Financial Corp
110,844$5.1M0.0%CoreMediumToronto Ontario, Australia2026-11-02
Pembroke Management, LTD
90,193$4.2M0.5%GARPMediumMontreal, Austria2026-10-21
TD Waterhouse Canada Inc.
63,361$2.9M0.0%CoreLowToronto, Australia2026-10-16
Intact Investment Management Inc.
54,200$2.5M0.1%YieldHighMontreal, Austria2026-11-03
Van Berkom & Associates Inc.
49,236$2.3K0.0%Deep ValueMediumMontreal, Austria2026-11-04
CenterBook Partners LP
45,077$2.1M0.1%ValueVery HighGreenwich, CT2026-11-02
Citigroup Inc
38,268$1.8M0.0%CoreMediumNew York, NY2026-11-04
Asset Management One Co., Ltd.
6,713$309.7K0.0%IndexVery LowTokyo, Mexico2026-10-27
Imc-Chicago, LLC
6,359$293.4K0.0%GARPVery HighChicago, IL2026-11-05
Rossby Financial, LCC
6,100$281.5K0.0%ETFMediumMelbourne, FL2026-11-05
Platform Technology Partners
4,551$210.0K0.0%CoreVery LowLocust Valley, NY2026-11-02
Central Pacific Bank - Trust Division
4,486$207.0K0.0%CoreMediumHonolulu, HI2026-10-06
State of Alaska, Department of Revenue
751$340.0%CoreVery LowJuneau, AK2026-10-15
Markowski Investments
581$26.8K0.0%ETFN/ATampa, FL2026-10-30
IFP Advisors, Inc
500$23.1K0.0%GrowthLowTampa, FL2026-10-16
Wilmington Savings Fund Society, FSB
500$23.1K0.0%CoreLowWilmington, DE2026-10-23
Cassaday & Co Wealth Management LLC
205$9.5K0.0%ETFVery LowMclean, VA2026-10-27
Private Wealth Management Group, LLC
176$8.1K0.0%ETFLowPrinceton, NJ2026-10-19
Simplex Trading, LLC
173$8.0K0.0%CoreVery HighChicago, IL2026-11-04
MTM Investment Management, LLC
133$6.1K0.0%CoreVery LowSpartanburg, SC2026-10-30
SBI Securities Co., Ltd.
47$2.2K0.0%Agg GrowthLowTokyo, Mexico2026-10-22
Farther Finance Advisors, LLC
42$1.9K0.0%IndexLowSan Francisco, CA2026-10-08
Covestor Ltd
37$20.0%ValueHighLondon, United Kingdom2026-10-30
Parallel Advisors, LLC
30$1.4K0.0%IndexLowSan Francisco, CA2026-11-03
Pinnacle Wealth Planning Services, Inc.
5$2310.0%GARPLowMansfield, OH2026-10-27
Larson Financial Group LLC
1$460.0%GrowthLowSt Louis, MO2026-11-05