Rocket Pharmaceuticals, Inc.
Rocket Pharmaceuticals, Inc. (RCKT) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · RCKT · as of Sep 30, 2025
Ownership Breakdown
185
Institutional Holders
▼ 23 vs Q2
$315.07M
Total Inst. Value
▲ $82.05M vs Q2
109.19M
Shares Outstanding
freeFloat 80.26%
96.69M
13F Shares Held
▲ 1.65M 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
RCKT largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
RTW INVESTMENTS, LP pharmaceutical preparations | 17.69M | 15.93% | 15.93% | $57.66B | Nov 14, 2025 | — held |
MAVERICK CAPITAL LTD pharmaceutical preparations | 8.47M | 7.63% | 7.63% | $27.61B | Nov 14, 2025 | ▲ 104.5K |
BLACKROCK, INC. pharmaceutical preparations | 7.11M | 6.41% | 6.41% | $23.19B | Nov 12, 2025 | ▼ 314.3K |
VANGUARD GROUP INC pharmaceutical preparations | 6.89M | 6.21% | 6.21% | $22.47B | Nov 7, 2025 | ▲ 769.7K |
BIOIMPACT CAPITAL LLC pharmaceutical preparations | 3.90M | 3.52% | 3.52% | $12.73B | Nov 14, 2025 | ▲ 300 |
SUVRETTA CAPITAL MANAGEMENT, LLC pharmaceutical preparations | 3.84M | 3.46% | 3.46% | $12.53B | Nov 14, 2025 | ▼ 300.0K |
MORGAN STANLEY pharmaceutical preparations | 3.65M | 3.29% | 3.29% | $11.89B | May 27, 2026 | ▲ 478.0K |
MILLENNIUM MANAGEMENT LLC pharmaceutical preparations | 3.57M | 3.22% | 3.22% | $11.64B | Nov 14, 2025 | ▲ 1.22M |
MONACO ASSET MANAGEMENT SAM pharmaceutical preparations | 2.89M | 2.61% | 2.61% | $9.43B | Nov 10, 2025 | ▲ 2.44M |
NEWTYN MANAGEMENT, LLC pharmaceutical preparations | 2.50M | 2.25% | 2.25% | $8.16B | Nov 14, 2025 | ▲ 502.9K |
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
27
Increased
+12.57M shares0
New Positions
first time holders17
Decreased
−3.01M shares0
Sold Out
fully exitedNet shares change (top 50)
+9.56M
+12.57M / −3.01M
Net new holders
+10
0 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
RCKT insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
6
Buy transactions
21
Sell transactions
0.29
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Militello John See Remarks | May 26, 2026 | Award | 51,509 | $3.00 | $154.5K | 51.5K | Form 4 ↗ |
Militello John See Remarks | May 26, 2026 | Award | 24,899 | $3.00 | $74.7K | 24.9K | Form 4 ↗ |
Militello John See Remarks | May 26, 2026 | Award | 16,061 | $3.00 | $48.2K | 16.1K | Form 4 ↗ |
Militello John See Remarks | May 26, 2026 | Award | 15,002 | $3.00 | $45.0K | 15.0K | Form 4 ↗ |
Militello John See Remarks | May 26, 2026 | Award | 9,091 | $3.00 | $27.3K | 9.1K | Form 4 ↗ |
Militello John See Remarks | May 26, 2026 | D-Return | 2,000 | $23.89 | $47.8K | 0 | Form 4 ↗ |
Militello John See Remarks | May 26, 2026 | D-Return | 18,000 | $24.82 | $446.8K | 0 | Form 4 ↗ |
Militello John See Remarks | May 26, 2026 | D-Return | 18,000 | $62.32 | $1.12M | 0 | Form 4 ↗ |
Militello John See Remarks | May 26, 2026 | D-Return | 27,003 | $19.05 | $514.4K | 0 | Form 4 ↗ |
Militello John See Remarks | May 26, 2026 | D-Return | 28,910 | $13.12 | $379.3K | 0 | Form 4 ↗ |
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
Rocket Pharmaceuticals, Inc. (RCKT) is primarily owned by institutional investors, who hold approximately 88.5% of total shares outstanding. Company insiders own approximately 19.74%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Rocket Pharmaceuticals, Inc. is RTW INVESTMENTS, LP, holding approximately 17.69 million shares — equal to 15.93% of outstanding shares — as of September 30, 2025.
A total of 185 institutional investors currently hold RCKT stock, with a combined institutional value of approximately $315,066,769 as of the most recent 13F filing period.
Frequently asked questions
RCKT ownershipRocket Pharmaceuticals, Inc. (RCKT) is primarily owned by institutional investors, who hold approximately 88.5% of shares. The largest shareholder is RTW INVESTMENTS, LP with a 15.93% stake. Company insiders hold 19.74%. Data sourced from SEC Form 13F as of September 30, 2025.