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3 ·Filed Sep 18, 2026

ETRA

Electra Therapeutics, Inc.
NEUTRAL
Impact 2/10
Horizonimmediate Processed1mo ago SEC0001282930-26-000012
Form 3 — initial insider ownership statement
Actionable Insight • Neutral

This is a routine initial ownership filing by a director/10% owner. No trading signal. Monitor for future Form 4 filings for any open-market purchases or sales by Gordon or OrbiMed affiliates.

DirectionNeutral
Confidencehigh
Horizonimmediate
Latest settled — T+20d ⚠ clustered
ETRA ▼ -38.15% at T+20d
NEUTRAL call -38.15% · α vs SPY -37.24% · entry $13.92 → $8.61
Next anchor: T+60d in 7w
Entry = T+0 close
Sep 18, 2026
via day close
T+1d
-2.16%
call -2.16% · α -2.14%
$13.62
settled 5w ago
T+5d
-18.68%
call -18.68% · α -17.66%
$11.32
settled 5w ago
T+20d
-38.15%
call -38.15% · α -37.24%
$8.61
settled 11d ago
T+60d
Pending
in 7w

Price Chart

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Executive Summary

Carl L. Gordon, a director and OrbiMed affiliate, filed a Form 3 initial statement of beneficial ownership with Electra Therapeutics, Inc. (ETRA), reporting beneficial ownership of common stock via convertible preferred shares and a director stock option. This is a routine filing triggered by Gordon's insider status and does not convey new material information about the company's operations or financial condition.

Key Facts

  • Carl L. Gordon filed a Form 3 initial statement of beneficial ownership on September 18, 2026.
  • Gordon reports beneficial ownership of 2,002,310 shares of common stock via Series A Convertible Preferred Stock held by OrbiMed Private Investments VII, LP.
  • Gordon reports beneficial ownership of 1,087,934 shares of common stock via Series B Convertible Preferred Stock held by OrbiMed Genesis Master Fund, L.P.
  • Gordon reports beneficial ownership of 758,279 and 1,703,314 shares of common stock via Series C Convertible Preferred Stock held by OrbiMed entities.
  • Gordon also holds a Director Stock Option (right to buy) for 22,632 shares of common stock, vesting on the earlier of September 17, 2027 or the next annual meeting.
  • The preferred shares automatically convert into common stock 1:1 upon the closing of the Issuer's initial public offering.

Financial Impact

No financial impact; the filing reports existing beneficial ownership and a director option grant, not a transaction or change in financial condition.

Risk Factors

  • No material risks identified from this filing.

Investment Themes

Documents Analyzed

This report is based on 4 SEC documents filed with EDGAR.

DocumentAccession Number
3 Filing (Primary)0001282930-26-000012
Document: 0001282930-26-000012-index-headers.html0001282930-26-000012
Document: 0001282930-26-000012-index.html0001282930-26-000012
Document: 0001282930-26-000012.txt0001282930-26-000012
12 reports for ETRA
Performance horizon
50% Hit rate @ T+1 2 of 4 directional calls Went positive at some point 2 of 4 best @ T+1▲ +5.06%Sep 17, 2026
Filters
Rows
Reports for ETRA — sortable, filterable
TypeNow
Sep 28, 2026
27d ago
SC 13G
NEUTRAL ★ 3/10
$11.35 $11.25▼ −0.88%▼ −0.68%$8.71 (−23.26%)
Sep 28, 2026
27d ago
SC 13G
NEUTRAL ★ 3/10
$11.35 $11.25▼ −0.88%▼ −0.68%$8.71 (−23.26%)
Sep 25, 2026
4w ago
SC 13D
NEUTRAL ★ 5/10
$11.32 $11.35▲ +0.27%▲ +0.45%$8.71 (−23.06%)
Sep 23, 2026
4w ago
Insider Cluster
BULLISH ★ 6/10
$11.82 $11.55▼ −2.28%▼ −2.83%$8.71 (−26.31%)
Sep 21, 2026
4w ago
3
NEUTRAL ★ 2/10
$13.62 $12.67▼ −6.97%▼ −6.25%$8.71 (−36.05%)
Sep 18, 2026
5w ago
424B4
BULLISH ★ 7/10
$13.92 $13.62▼ −2.16%▼ −2.14%$8.71 (−37.43%)
Sep 18, 2026
5w ago
3
NEUTRAL ★ 3/10
$13.92 $13.62▼ −2.16%▼ −2.14%$8.71 (−37.43%)
Sep 18, 2026
5w ago
3
NEUTRAL ★ 2/10
$13.92 $13.62▼ −2.16%▼ −2.14%$8.71 (−37.43%)
Sep 18, 2026
5w ago
3
NEUTRAL ★ 2/10
$13.92 $13.62▼ −2.16%▼ −2.14%$8.71 (−37.43%)
Sep 18, 2026
5w ago
EFFECT
BULLISH ★ 7/10
$13.25 $13.92▲ +5.06%▲ +3.51%$8.71 (−34.26%)
Showing 10 of 12

US Market Status

Market Closed — Opens Wed (12h 45m)

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Report published Sep 18, 2026