Latest Period
n/a
Security Snapshot
DYNEGY INC NEW DEL - COM (DYN) Institutional Ownership
CUSIP: 26817R108
13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025
Institutions Reporting
Shares (Excl. Options)
Price
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- Security type / class
- Equity / COM
- Symbol
- DYN on Nasdaq
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- DYN - DYNEGY INC NEW DEL - COM is tracked under CUSIP 26817R108.
- Latest finished 13F holder period is not available.
- Schedule 13D/13G significant owner rows are not currently available.
Change
- Holder count moved from 1 to 0 between Q2 2025 and Q4 2025.
- SEC-reported value moved from $110,089 to $0.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Schedule 13D/G
Open SEC evidence
Ownership context comes from Schedule 13D/G and available holder history for this CUSIP.
Security key
26817R108
Latest holder period
n/a
13F holders
13D/G owners
0
CIK / CUSIP context first
DYN full holder history
Dyne Therapeutics, Inc. SEC filings
Dyne Therapeutics, Inc. company facts
Dyne Therapeutics, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 26817R108:
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
24
Latest
n/a
Rows shown
1-24 of 24
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 0 | $0 | -$110,089 | 0 | |
| 2025 Q2 | 11,564 | $110,089 | -$66,468 | $9.52 | 1 |
| 2025 Q1 | 18,546 | $193,991 | +$193,991 | $10.46 | 1 |
| 2024 Q4 | 0 | $0 | -$533,304 | 0 | |
| 2024 Q3 | 14,847 | $533,304 | +$533,304 | $35.92 | 1 |
| 2018 Q3 | 0 | $0 | -$4,000 | 0 | |
| 2018 Q2 | 275 | $4,000 | -$2,141,885,228 | $14.55 | 1 |
| 2018 Q1 | 158,470,605 | $2,142,361,173 | -$97,886,670 | $13.52 | 158 |
| 2017 Q4 | 168,208,111 | $1,992,517,186 | +$271,598,581 | $11.85 | 166 |
| 2017 Q3 | 146,020,573 | $1,429,122,714 | +$5,259,691 | $9.79 | 170 |
| 2017 Q2 | 147,562,013 | $1,220,200,464 | -$9,905,172 | $8.27 | 158 |
| 2017 Q1 | 149,323,816 | $1,174,711,666 | +$245,519,140 | $7.86 | 168 |
| 2016 Q4 | 133,537,518 | $1,131,198,308 | -$148,235,312 | $8.46 | 169 |
| 2016 Q3 | 136,073,110 | $1,685,939,879 | +$6,096,819 | $12.39 | 159 |
| 2016 Q2 | 129,369,623 | $2,230,307,480 | +$223,398,798 | $17.24 | 171 |
| 2016 Q1 | 116,576,215 | $1,675,043,462 | -$148,484,698 | $14.37 | 156 |
| 2015 Q4 | 128,477,289 | $1,721,353,491 | -$388,686,237 | $13.40 | 160 |
| 2015 Q3 | 140,859,059 | $2,911,417,222 | -$22,623,974 | $20.67 | 176 |
| 2015 Q2 | 136,981,896 | $4,006,961,396 | +$197,030,334 | $29.25 | 201 |
| 2015 Q1 | 130,051,703 | $4,083,505,237 | +$100,407,960 | $31.43 | 179 |
| 2014 Q4 | 125,714,631 | $3,815,192,131 | +$718,340,510 | $30.35 | 170 |
| 2014 Q3 | 102,573,670 | $2,960,191,654 | +$140,442,724 | $28.86 | 150 |
| 2014 Q2 | 97,008,440 | $3,375,865,110 | -$28,670,906 | $34.80 | 150 |
| 2014 Q1 | 98,557,940 | $2,458,740,202 | -$18,317,849 | $24.94 | 108 |