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Insider Cluster (2 insiders) ·Filed May 20, 2026

HOWL

Werewolf Therapeutics, Inc.
NEUTRAL
Impact 4/10
Horizonweeks Processed5mo ago
Insider cluster: 2 insiders, $72K total
Actionable Insight • Neutral

The insider selling is small relative to market cap and follows a pre-announced strategic review — likely liquidity-driven rather than signaling new negative information. Monitor for any update on the strategic alternatives process (sale, merger, or pipeline partnership) which could be a catalyst. The company's cash runway and ability to fund operations without further dilution are key watchpoints.

DirectionNeutral
Confidencemedium
Horizonweeks
Final — all horizons settled through T+60d
HOWL ▼ -3.91% at T+60d
NEUTRAL call -3.91% · α vs SPY -8.21% · entry $0.4220 → $0.4055
Entry = T+0 close
May 20, 2026
via day close
T+1d
+5.21%
call +5.21% · α +4.77%
$0.4440
settled 5mo ago
T+5d
+6.64%
call +6.64% · α +4.79%
$0.4500
settled 5mo ago
T+20d
-13.44%
call -13.44% · α -13.77%
$0.3653
settled 4mo ago
T+60d
-3.91%
call -3.91% · α -8.21%
$0.4055
settled 2mo ago

Price Chart

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Executive Summary

Director Luke Evnin and 10% owner RA Capital Management sold a combined $72K in HOWL stock over a 7-day window, representing ~0.34% of the $21M market cap. The sales follow the company's Q1 2026 earnings release (May 7) which disclosed an asset sale to Jazz Pharmaceuticals, full debt repayment to K2 HealthVentures, and a strategic alternatives review. The insider selling is modest in size and occurs after a material corporate event, reducing its informational signal.

Key Financial Metrics

Direction
selling
Total Value
$72.0K
Insiders
2

Key Facts

  • Director Luke Evnin sold 171,049 shares total ($76,363) across three open-market sales on May 18-20, 2026.
  • 10% owner RA Capital Management sold 94,400 shares ($60K) on May 12, 2026.
  • Total insider selling of $72K represents ~0.34% of HOWL's $21M market cap — below the 0.5% materiality threshold.
  • Sales occurred 11-13 days after the May 7 Q1 2026 earnings release, which disclosed an asset purchase agreement with Jazz Pharmaceuticals and full debt repayment.
  • The company continues to evaluate strategic alternatives with Piper Sandler as financial advisor.
  • Cash and equivalents were $46.5M as of March 31, 2026, down from $57.1M at year-end 2025.
  • Net loss improved to $13.5M in Q1 2026 from $18.1M in Q1 2025.

Financial Impact

Insider selling of $72K total, ~0.34% of market cap. No material financial impact from the trades themselves.

dilutioncash_position

Risk Factors

  • The company is exploring strategic alternatives, which could result in a sale at a discount to current levels or further dilution.
  • Cash burn continues: $10.6M net cash used in Q1 2026, with $46.5M remaining — runway likely <12 months without new funding or a deal.
  • No approved products or near-term revenue; pipeline is preclinical/early clinical stage.
  • Insider selling, while modest, could accelerate if the strategic review fails to produce a favorable outcome.

Market Snapshot

Exchange
Nasdaq
Sector
Pharmaceutical Preparations
Analyst Consensus
80% bullish (10 analysts)

Investment Themes

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-HOWL-1779314946794
24 reports for HOWL
Performance horizon
80% Hit rate @ T+5 12 of 15 directional calls Went positive at some point 13 of 15 best @ T+60▲ +51.32%Apr 27, 2026
Filters
Rows
Reports for HOWL — sortable, filterable
TypeNow
Sep 22, 2026
4w ago
S-4
BEARISH ★ 7/10
$0.9894 $0.9223▲ +6.78%▲ +6.11%$0.9806 (+0.89%)
Sep 21, 2026
5w ago
SC 13G
NEUTRAL ★ 3/10
$0.9800 $0.9300▼ −5.10%▼ −4.08%$0.9806 (+0.06%)
Aug 21, 2026
9w ago
425
BULLISH ★ 7/10
$0.8740 $0.9433▲ +7.93%▲ +7.46%$0.9806 (+12.20%)
Aug 21, 2026
9w ago
8-K
BULLISH ★ 7/10
$0.8740 $0.9433▲ +7.93%▲ +7.46%$0.9806 (+12.20%)
Aug 21, 2026
9w ago
Press Release
BEARISH ★ 7/10
$0.8740 $0.9433▼ −7.93%▼ −7.46%$0.9806 (−12.20%)
Jul 31, 2026
12w ago
8-K
MIXED ★ 5/10
$0.3531 $0.3971▲ +12.46%▲ +8.95%$0.9806 (+177.71%)
Jul 31, 2026
12w ago
Press Release
MIXED ★ 5/10
$0.3531 $0.3971▲ +12.46%▲ +8.95%$0.9806 (+177.71%)
Jun 29, 2026
16w ago
144
BEARISH ★ 6/10
$0.3599 $0.3200▲ +11.09%▲ +11.69%$0.9806 (−172.46%)
Jun 29, 2026
16w ago
144
BEARISH ★ 6/10
$0.3599 $0.3200▲ +11.09%▲ +11.69%$0.9806 (−172.46%)
Jun 29, 2026
16w ago
144
NEUTRAL ★ 2/10
$0.3599 $0.3200▼ −11.09%▼ −11.69%$0.9806 (+172.46%)
Showing 10 of 24

US Market Status

Market Closed — Opens Tue (16h 36m)

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Report published May 20, 2026