Telesat Corporation
Telesat Corporation (TSAT) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · TSAT · as of Sep 30, 2025
Ownership Breakdown
72
Institutional Holders
▲ 5 vs Q2
$1.15B
Total Inst. Value
▲ $89.06M vs Q2
14.79M
Shares Outstanding
freeFloat 100.44%
43.83M
13F Shares Held
▲ 141,923 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
TSAT largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
PUBLIC SECTOR PENSION INVESTMENT BOARD communications services, nec | 18.21M | 124.02% | 124.02% | $475.50B | Nov 6, 2025 | — held |
MHR FUND MANAGEMENT LLC communications services, nec | 18.04M | 122.82% | 122.82% | $477.93B | Nov 14, 2025 | — held |
GAMCO INVESTORS, INC. ET AL communications services, nec | 1.79M | 12.17% | 12.17% | $47.35B | Nov 12, 2025 | ▼ 73.1K |
HEARD CAPITAL LLC communications services, nec | 1.47M | 10.03% | 10.03% | $39.02B | Nov 14, 2025 | ▼ 45.4K |
RUBRIC CAPITAL MANAGEMENT LP communications services, nec | 843.8K | 5.75% | 5.75% | $22.36B | Nov 14, 2025 | — held |
GABELLI FUNDS LLC communications services, nec | 715.3K | 4.87% | 4.87% | $18.95B | Nov 12, 2025 | ▼ 9.8K |
LM ASSET (IM) INC. communications services, nec | 452.4K | 3.08% | 3.08% | $11.82B | Nov 14, 2025 | ▼ 14.0K |
PENDERFUND CAPITAL MANAGEMENT LTD. communications services, nec | 409.8K | 2.79% | 2.79% | $10.51B | Nov 14, 2025 | ▲ 309.2K |
NEXPOINT ASSET MANAGEMENT, L.P. communications services, nec | 396.6K | 2.70% | 2.70% | $10.51B | Nov 14, 2025 | ▼ 137.7K |
VESTCOR INC communications services, nec | 175.0K | 1.19% | 1.19% | $4.64B | Nov 13, 2025 | ▲ 50.0K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
16
Increased
+639.4K shares6
New Positions
first time holders22
Decreased
−534.0K shares0
Sold Out
fully exitedNet shares change (top 50)
+105.3K
+639.4K / −534.0K
Net new holders
+0
6 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
TSAT insider trading · insider activity
Source: SEC Form 4
Recent Insider Transactions
Showing 10 most recent · Common Stock only
No recent insider transactions reported.
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Telesat Corporation (TSAT) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 0.00%, while retail and public investors account for the remaining 0.44%.
The largest institutional shareholder of Telesat Corporation is PUBLIC SECTOR PENSION INVESTMENT BOARD, holding approximately 18.21 million shares — equal to 124.02% of outstanding shares — as of September 30, 2025.
A total of 72 institutional investors currently hold TSAT stock, with a combined institutional value of approximately $1.15 billion as of the most recent 13F filing period.
Frequently asked questions
TSAT ownershipTelesat Corporation (TSAT) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is PUBLIC SECTOR PENSION INVESTMENT BOARD with a 124.02% stake. Company insiders hold 0.00%. Data sourced from SEC Form 13F as of September 30, 2025.