Security key
86627R102
- Security type / class
- Equity / Stock
- Total 13F shares
- 8,401,772
- Total 13F value
- $19,917,000
- Share change
- +5,674,226
- SEC-reported price per share
- $2.37
- Number of holders
- 10
- Value change
- +$13,659,842
- Number of buys
- 5
- Number of sells
- 7
Report period
Q1 2020
Institutions
10
Top holders
10
SMMT full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Summit Therapeutics Inc. SEC filings
Summit Therapeutics Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 86627R102
Recent filing periods:
Ownership snapshot
Top reported holders of SMMT - SUMMIT THERAPEUTICS INC COM - Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
LANSDOWNE PARTNERS (UK) LLP
Disclosed value leader
LANSDOWNE PARTNERS (UK) LLP
Comparable rows
0/12
Latest evidence
31 Dec 2019
13F
Highest disclosed value: $2,555,000
12 rows are not safely comparable across share classes.
Showing 1-6 of 12 holder rows.
Quick read
LANSDOWNE PARTNERS (UK) LLP has the largest disclosed position value at $2.56M.
0 of 12 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens LANSDOWNE PARTNERS (UK) LLP's linked filing trail.
Disclosed position value
Top 5
LANSDOWNE PARTNERS (UK) LLP
$2.56M
Polar Capital LLP
$480K
MORGAN STANLEY
$374K
Bank of New York Mellon Corp
$347K
RENAISSANCE TECHNOLOGIES LLC
$304K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 12 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| LANSDOWNE PARTNERS (UK) LLP |
13F
Company
|
—
denominator unverified
|
$2,555,000
1,596,666 shares
|
— | 31 Dec 2019 |
| Polar Capital LLP |
13F
Company
|
—
denominator unverified
|
$480,000
300,000 shares
|
— | 31 Dec 2019 |
| MORGAN STANLEY |
13F
Company
|
—
denominator unverified
|
$374,000
233,778 shares
|
— | 31 Dec 2019 |
| Bank of New York Mellon Corp |
13F
Company
|
—
denominator unverified
|
$347,000
216,897 shares
|
— | 31 Dec 2019 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
—
denominator unverified
|
$304,000
189,834 shares
|
— | 31 Dec 2019 |
| ACADIAN ASSET MANAGEMENT LLC |
13F
Company
|
—
denominator unverified
|
$208,000
130,312 shares
|
— | 31 Dec 2019 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2020
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
10
Shares
8,401,772
Rows available
10
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2020 vs Q1 2020 Across Filers
Q1 2020 holders
10
Q1 2020 holders
10
Holder diff
0
| Investor | Q1 2020 Shares | Q1 2020 Shares | Share Diff | Share Chg % | Q1 2020 value | Q1 2020 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend