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Equibles

TSAT

Telesat Corp

Company with tickers: TSAT

CIK
1845840
CUSIP
879512309
Shares Outstanding
15,106,055
13F Activity (30d)
4 filings 3 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 76
Total Value: $1,605,193,767
Total Shares: 44,342,370

Institutional Ownership Trend

20 quarters

Superinvestors Holding TSAT

All superinvestors →
Mario Gabelli $64,043,193

Holder Concentration

Across 76 13F filers · Δ vs Dec 31, 2025
Top Holder
41.6%
Dec 2023 → Mar 2026 · range 40.4% – 41.8%
−0.1 pts
Top 5
90.5%
Dec 2023 → Mar 2026 · range 90.5% – 93.5%
−1.6 pts
Top 10
95.1%
Dec 2023 → Mar 2026 · range 95.1% – 98.9%
−1.7 pts
HHI
3,463
Dec 2023 → Mar 2026 · range 3,280 – 3,488
Highly concentrated−24

Quarterly Activity

vs Dec 31, 2025
New
21
Increased
24
Decreased
14
Sold Out
10
Unchanged
17
Holder count: +11
Institutional value: +23.0%
Shares held: -1.1%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Large OSAIC HOLDINGS, INC. +136,460 137,035
Mega MORGAN STANLEY +98,981 163,304
Mega CITADEL ADVISORS LLC +76,849 175,782
Small LM Asset Management Inc. +53,200 382,650
Mid Vestcor Inc +50,000 250,000

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mid Heard Capital LLC −1,233,546 1,221,140
Mid GAMCO INVESTORS, INC. ET AL −62,544 1,769,149
Large Pathstone Holdings, LLC −45,973 11,019
Small PenderFund Capital Management Ltd. −38,600 371,153
Large RENAISSANCE TECHNOLOGIES LLC −30,037 25,763

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Small AYAL Capital Advisors Ltd 148,000 $5,357,600
Small Pembroke Management, LTD 92,829 $3,360,409
Mid INTACT INVESTMENT MANAGEMENT INC. 73,700 $2,667,940
Mid Jump Financial, LLC 45,196 $1,636,095
Large PEAK6 LLC 31,800 $1,151,160

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Small PCJ Investment Counsel Ltd. 117,498 $3,419,191
Mega BANK OF MONTREAL /CAN/ 43,235 $1,258,138
Large LAZARD ASSET MANAGEMENT LLC 41,504 $1,207,766
Mid Polar Asset Management Partners Inc. 25,000 $727,500
Small Diametric Capital, LP 19,719 $573,822
Filter: New 21 Increased 24 Reduced 14 Sold out 10 Unchanged 17
Showing 82 of 82
All Common Calls Puts
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Holder Value (USD) % of 13F Shares Open
Large Public Sector Pension Investment Board Pension $659,245,548 41.07% 18,211,203
Mid MHR FUND MANAGEMENT LLC $652,870,330 40.67% 18,035,092
Mid GAMCO INVESTORS, INC. ET AL $64,043,193 3.99% 1,769,149
Mid Rubric Capital Management LP $30,544,872 1.90% 843,781
Large GABELLI FUNDS LLC $25,851,469 1.61% 714,129
Mid Heard Capital LLC $22,102,634 1.38% 610,570
Mid Heard Capital LLC $22,102,634 1.38% 610,570
Mid NEXPOINT ASSET MANAGEMENT, L.P. $14,357,752 0.89% 396,623
Small LM Asset Management Inc. $13,851,930 0.86% 382,650
Small PenderFund Capital Management Ltd. $13,435,738 0.84% 371,153
Mid Vestcor Inc $9,050,000 0.56% 250,000
Mega MORGAN STANLEY $5,911,601 0.37% 163,304
Mega MILLENNIUM MANAGEMENT LLC $5,493,096 0.34% 151,743
Small AYAL Capital Advisors Ltd $5,357,600 0.33% 148,000
Mid Senvest Management, LLC $4,983,581 0.31% 137,668
Large OSAIC HOLDINGS, INC. $4,960,667 0.31% 137,035
Mega CITADEL ADVISORS LLC $4,944,268 0.31% 136,582
Large Connor, Clark & Lunn Investment Management Ltd. $4,462,265 0.28% 123,267
Small Pembroke Management, LTD $3,360,409 0.21% 92,829
Mid INTACT INVESTMENT MANAGEMENT INC. $2,667,940 0.17% 73,700
Mid Penserra Capital Management LLC $2,666,130 0.17% 73,650
Small K.J. Harrison & Partners Inc $2,534,000 0.16% 70,000
Large Walleye Capital LLC $2,064,015 0.13% 57,017
Small GABELLI & Co INVESTMENT ADVISERS, INC. $1,929,858 0.12% 53,311
Mid Jump Financial, LLC $1,636,095 0.10% 45,196
Mega JANE STREET GROUP, LLC $1,536,146 0.10% 42,435
Mid National Philanthropic Trust $1,448,000 0.09% 40,000
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,353,880 0.08% 37,400
Mega BANK OF AMERICA CORP /DE/ Bank $1,259,542 0.08% 34,794
Large PEAK6 LLC $1,151,160 0.07% 31,800
Mega CITADEL ADVISORS LLC $1,114,960 0.07% 30,800
Large Verition Fund Management LLC $1,086,000 0.07% 30,000
Mid Van Berkom & Associates Inc. $995,210 0.06% 27,492
Large RENAISSANCE TECHNOLOGIES LLC $932,620 0.06% 25,763
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $919,226 0.06% 25,393
Mega D. E. Shaw & Co., Inc. $883,497 0.06% 24,406
Large TD Waterhouse Canada Inc. $855,478 0.05% 23,632
Large Federation des caisses Desjardins du Quebec $775,331 0.05% 21,418
Large Schonfeld Strategic Advisors LLC $750,896 0.05% 20,743
Large STIFEL FINANCIAL CORP $609,282 0.04% 16,831
Small Militia Capital Management LLC $560,195 0.03% 15,475
Mid PEAPACK GLADSTONE FINANCIAL CORP $502,637 0.03% 13,885
Large ACADIAN ASSET MANAGEMENT LLC $457,459 0.03% 12,637
Mid Quadrature Capital Ltd $451,450 0.03% 12,471
Large Trexquant Investment LP $428,789 0.03% 11,845
Mega UBS Group AG $423,178 0.03% 11,690
Large HRT FINANCIAL LP $417,675 0.03% 11,538
Mega JPMORGAN CHASE & CO $405,584 0.03% 11,204
Large Pathstone Holdings, LLC $398,887 0.02% 11,019
Mid PDT Partners, LLC $384,190 0.02% 10,613
Mega GEODE CAPITAL MANAGEMENT, LLC $350,198 0.02% 9,674
Small Dynamic Technology Lab Private Ltd $347,809 0.02% 9,608
Mid XTX Topco Ltd $347,339 0.02% 9,595
Mega JANE STREET GROUP, LLC $343,900 0.02% 9,500
Small AXQ CAPITAL, LP $333,655 0.02% 9,217
Small Platform Technology Partners $309,546 0.02% 8,551
Mega CITADEL ADVISORS LLC $304,080 0.02% 8,400
Large Qube Research & Technologies Ltd $291,156 0.02% 8,043
Mid MANGROVE PARTNERS IM, LLC $280,296 0.02% 7,743
Mega BNP PARIBAS ARBITRAGE, SA $265,889 0.02% 7,345
Mega JANE STREET GROUP, LLC $264,260 0.02% 7,300
Large Asset Management One Co., Ltd. $248,151 0.02% 6,855
Mega ROYAL BANK OF CANADA Bank $211,770 0.01% 5,850
Mid SIMPLEX TRADING, LLC $194,032 0.01% 5,360
Small Central Pacific Bank - Trust Division Bank $162,393 0.01% 4,486
Mid Tower Research Capital LLC (TRC) $147,189 0.01% 4,066
Large TORONTO DOMINION BANK Bank $65,160 0.00% 1,800
Mega CITIGROUP INC $45,937 0.00% 1,269
Large NATIONAL BANK OF CANADA /FI/ Bank $31,566 0.00% 872
Mid Wilmington Savings Fund Society, FSB $18,100 0.00% 500
Mid Smartleaf Asset Management LLC $18,100 0.00% 500
Mid IFP Advisors, Inc $18,100 0.00% 500
Mega BlackRock, Inc. $17,303 0.00% 478
Small Elequin Capital, LP $16,290 0.00% 450
Mid Ancora Advisors LLC $14,480 0.00% 400
Small Cassaday & Co Wealth Management LLC $7,421 0.00% 205
Large JONES FINANCIAL COMPANIES LLLP $5,068 0.00% 140
Mid SBI Securities Co., Ltd. Broker-Dealer $1,665 0.00% 46
Large Steward Partners Investment Advisory, LLC $1,629 0.00% 45
Small Covestor Ltd $1,339 0.00% 37
Mid Advisory Services Network, LLC $1,013 0.00% 28
Mid Farther Finance Advisors, LLC $36 0.00% 1

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