RAPP Rapport Therapeutics, Inc.
NEUTRAL
Impact: 3/10
144
Form 144 — notice of proposed sale of securities
Latest settled — T+5d
RAPP ▼ -8.46% at T+5d
NEUTRAL call ✗ call lost -8.46% · α vs SPY -8.37% · entry $38.43 → $35.18
Currently $38.40 · -0.08% from $38.43 entry
T+1d
-3.10%
call -3.10% · α -2.96%
$37.24
settled 5w ago
T+5d
-8.46%
call -8.46% · α -8.37%
$35.18
settled 29d ago
T+20d
—
call — · α —
—
due 5d ago
T+60d
—
call — · α —
—
in 7w
Price Chart
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Executive Summary
Third Rock Ventures V, L.P., a 10% stockholder, filed Form 144 to sell 5,018 shares of Rapport Therapeutics (RAPP) worth approximately $202,000. This is a minor sell-down following substantial recent sales by the same VC; the proposed amount represents less than 0.01% of market cap.
Actionable Insight
Monitor for further Form 144 filings from Third Rock Ventures; continued selling at this pace could signal reduced long-term conviction, but the current amount is negligible.
Key Facts
- Third Rock Ventures V, L.P. filed Form 144 on 2026-05-08 for 5,018 shares of common stock.
- Estimated aggregate value of proposed sale: $202,254.50.
- Selling entity is a 10% stockholder (venture capital firm), not an executive.
- Third Rock Ventures sold 426,005 shares on 04/17/2026 and 271,495 shares on 05/07/2026 in the prior three months.
- RAPP market cap: ~$1.9B with ~47.8M shares outstanding; proposed sale is ~0.01% of market cap.
Financial Impact
~$202,000 (0.01% of market cap)
dilution
Risk Factors
- Potential continued insider selling pressure if VC reduces position further.
Market Snapshot
Exchange
Nasdaq
Sector
Pharmaceutical Preparations
Analyst Consensus
94% bullish (17 analysts)
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001974078-26-000173 |
| Document: 0001974078-26-000173-index.html | 0001974078-26-000173 |
| Document: 0001974078-26-000173.txt | 0001974078-26-000173 |
11 reports for RAPP
75%
Hit rate
best @ T+60▲ +24.87%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 11, 2026
2d ago
|
Institutional Cluster
| $35.19 awaiting T+5 | awaiting T+5 | — | $38.40 (+9.12%) |
|
May 27, 2026
16d ago
|
144
| $39.51 $34.90 | ▲ +11.67% | ▲ +12.88% | $38.40 (+2.81%) |
|
May 11, 2026
4w ago
|
144
| $37.24 $35.18 | ▲ +5.53% | ▲ +5.61% | $38.40 (−3.11%) |
|
May 8, 2026
5w ago
|
144
| $38.43 $35.18 | ▼ −8.46% | ▼ −8.37% | $38.40 (−0.08%) |
|
May 7, 2026
5w ago
|
144
| $38.04 $37.95 | ▼ −0.24% | ▼ −1.70% | $38.40 (+0.95%) |
|
May 7, 2026
5w ago
|
8-K
| $39.93 $38.08 | ▼ −4.63% | ▼ −6.14% | $38.40 (−3.83%) |
|
Apr 23, 2026
7w ago
|
DEFA14A
| $36.36 $33.00 | ▼ −9.24% | ▼ −10.72% | $38.40 (+5.61%) |
|
Apr 21, 2026
7w ago
|
Press Release
| $36.78 $33.30 | ▼ −9.48% | ▼ −9.53% | $38.40 (+4.40%) |
|
Apr 1, 2026
10w ago
|
Press Release
| $31.67 $34.22 | ▲ +8.05% | ▲ +4.29% | $38.40 (+21.25%) |
|
Mar 30, 2026
10w ago
|
144
| $31.29 $33.69 | ▲ +7.67% | ▲ +3.73% | $38.40 (+22.72%) |
Showing 10 of 11
US Market Status
Market Closed — Opens Mon (48h 51m)
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