SATELLOS BIOSCIENCE INC (MSLE) Institutional Shareholders
SATELLOS BIOSCIENCE INC (MSLE) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $52.35M in MSLE holdings during the latest filing period.
Siren, L.L.C. is currently the largest disclosed institutional shareholder of MSLE tracked by InsiderSet, reporting ownership valued at approximately $6.94M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $8.31M, representing an estimated gain of +19.87% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 82% of the total disclosed MSLE value among the investors covered in this analysis. Major shareholders include Siren, L.L.C., Vivo Capital, Llc, Point72 Asset Management, L.P., and several other long-term asset managers with concentrated positions in SATELLOS BIOSCIENCE INC (MSLE).
This page ranks the largest institutional MSLE shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
25
Total Reported Value
$52.35M
Largest Holder
Siren, L.L.C.
Largest Position
$6.94M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
33
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Siren, L.L.C. | 0.14% | 892,074 | $6,935,875 | $8,314,130 | +$1,378,255 | +19.87% | |
| Vivo Capital, Llc | 0.58% | 813,666 | $6,326,253 | $7,583,367 | +$1,257,114 | +19.87% | |
| Point72 Asset Management, L.P. | 0.01% | 682,700 | $5,307,993 | $6,362,764 | +$1,054,771 | +19.87% | |
| Sphera Funds Management Ltd. | 0.73% | 652,590 | $5,073,887 | $6,082,139 | +$1,008,252 | +19.87% | |
| Woodline Partners Lp | 0.01% | 500,432 | $3,890,859 | $4,664,026 | +$773,167 | +19.87% | |
| Stonepine Capital Management, Llc | 2.83% | 491,624 | $3,723,291 | $4,581,936 | +$858,645 | +23.06% | |
| Suvretta Capital Management, Llc | 0.08% | 475,000 | $3,693,125 | $4,427,000 | +$733,875 | +19.87% | |
| Avidity Partners Management Lp | 0.48% | 387,769 | $3,014,904 | $3,614,007 | +$599,103 | +19.87% | |
| Saturn V Capital Management Lp | 0.39% | 350,000 | $2,721,250 | $3,262,000 | +$540,750 | +19.87% | |
| Soleus Capital Management, L.P. | 0.08% | 314,359 | $2,444,141 | $2,929,826 | +$485,685 | +19.87% | |
| 683 Capital Management, Llc | 0.17% | 230,833 | $1,794,727 | $2,151,364 | +$356,637 | +19.87% | |
| Adar1 Capital Management, Llc | 0.08% | 222,555 | $1,731,478 | $2,074,213 | +$342,735 | +19.79% | |
| Awm Investment Company, Inc. | 0.12% | 180,000 | $1,399,500 | $1,677,600 | +$278,100 | +19.87% | |
| Millennium Management Llc | 0.00% | 152,768 | $1,187,771 | $1,423,798 | +$236,027 | +19.87% | |
| Adage Capital Partners Gp, L.L.C. | 0.00% | 150,000 | $1,166,250 | $1,398,000 | +$231,750 | +19.87% | |
| Empery Asset Management, Lp | 0.96% | 107,100 | $832,703 | $998,172 | +$165,469 | +19.87% | |
| Citadel Advisors Llc | 0.00% | 67,738 | $526,663 | $631,318 | +$104,655 | +19.87% | |
| Morgan Stanley | 0.00% | 25,732 | $200,066 | $239,822 | +$39,756 | +19.87% | |
| China Universal Asset Management Co., Ltd. | 0.01% | 20,000 | $155,500 | $186,400 | +$30,900 | +19.87% | |
| Royal Bank Of Canada | 0.00% | 15,863 | $124,000 | $147,843 | +$23,843 | +19.23% | |
| Geode Capital Management, Llc | 0.00% | 11,907 | $92,576 | $110,973 | +$18,397 | +19.87% | |
| Ubs Group Ag | 0.00% | 781 | $6,073 | $7,279 | +$1,206 | +19.86% | |
| Jpmorgan Chase & Co | 0.00% | 315 | $2,485 | $2,936 | +$451 | +18.14% | |
| Federation Des Caisses Desjardins Du Quebec | 0.00% | 19 | $143 | $177 | +$34 | +23.83% | |
| Caitong International Asset Management Co., Ltd | 0.00% | 1 | $8 | $9 | +$1 | +16.50% |
Frequently asked questions about MSLE
Who owns the most MSLE stock?
The largest holders of MSLE are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for SATELLOS BIOSCIENCE INC (MSLE).
Is MSLE widely held by superinvestors?
Many widely followed stocks like MSLE appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly MSLE is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.