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HOWL
NASDAQ Life Sciences

Major Investor Group Sells $379K in Shares, Reducing Stake Amidst Lows

Analysis by Wiseek AI
Sentiment info
Negative
Importance info
8
Price
$0.549
Mkt Cap
$26.663M
52W Low
$0.53
52W High
$2.38
Market data snapshot near publication time

Summary

A major investor group, MPM BioVentures, and its affiliates, reported selling approximately $379,000 worth of Werewolf Therapeutics shares, significantly reducing their stake while the stock is near its 52-week low.


Key Events

  • Significant Share Sales

    MPM BioVentures and its affiliated entities, including Ansbert Gadicke, sold a total of 608,942 shares in open market transactions between December 30, 2025, and January 16, 2026.

  • Substantial Value Divested

    The aggregate value of these sales amounted to approximately $379,000, representing a material portion of the company's market capitalization.

  • Reduced Investor Stake

    The sales led to a notable reduction in the beneficial ownership of the MPM BioVentures group, with Ansbert Gadicke's reported stake decreasing to 6.9%.

  • Sales Near 52-Week Lows

    The transactions occurred while Werewolf Therapeutics' stock was trading near its 52-week low, potentially indicating a lack of conviction from a major investor.


Analysis

MPM BioVentures and its affiliated entities, including key individuals like Ansbert Gadicke, have significantly reduced their holdings in Werewolf Therapeutics. These open market sales, totaling approximately $379,000, represent a substantial portion of the company's market capitalization and a notable reduction in the investors' overall stake. The timing of these sales, occurring while the stock trades near its 52-week low, could signal a lack of confidence from a major investor group and may exert further downward pressure on the stock.

At the time of this filing, HOWL was trading at $0.55 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $26.7M. The 52-week trading range was $0.53 to $2.38. This filing was assessed with negative market sentiment and an importance score of 8 out of 10.

View Main SEC Filing

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HOWL - Latest Insights

HOWL
Jun 11, 2026, 8:13 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $0.3867
Real-time Price: $0.3818 info
Change: -$0.0049 (-1%) info
Market Cap: $18.515M info
HOWL
May 28, 2026, 5:02 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $0.4729
Real-time Price: $0.3818 info
Change: -$0.0911 (-19%) info
Market Cap: $18.515M info
HOWL
May 18, 2026, 5:03 PM EDT
Filing Type: 144
Importance Score:
8
Price at Filing: $0.4953
Real-time Price: $0.3818 info
Change: -$0.1135 (-23%) info
Market Cap: $18.515M info
HOWL
May 18, 2026, 5:02 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $0.4953
Real-time Price: $0.3818 info
Change: -$0.1135 (-23%) info
Market Cap: $18.515M info
HOWL
May 18, 2026, 5:02 PM EDT
Filing Type: 144
Importance Score:
8
Price at Filing: $0.4953
Real-time Price: $0.3818 info
Change: -$0.1135 (-23%) info
Market Cap: $18.515M info
HOWL
May 18, 2026, 5:02 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $0.4953
Real-time Price: $0.3818 info
Change: -$0.1135 (-23%) info
Market Cap: $18.515M info
HOWL
May 18, 2026, 5:01 PM EDT
Filing Type: 144
Importance Score:
8
Price at Filing: $0.4953
Real-time Price: $0.3818 info
Change: -$0.1135 (-23%) info
Market Cap: $18.515M info
HOWL
May 12, 2026, 7:56 PM EDT
Filing Type: SCHEDULE 13D/A
Importance Score:
7
Price at Filing: $0.600
Real-time Price: $0.3818 info
Change: -$0.2182 (-36%) info
Market Cap: $18.515M info
HOWL
May 12, 2026, 6:26 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $0.6381
Real-time Price: $0.3818 info
Change: -$0.2563 (-40%) info
Market Cap: $18.515M info
HOWL
May 07, 2026, 5:00 PM EDT
Source: Reuters
Importance Score:
9
Price at Filing: $0.6201
Real-time Price: $0.3818 info
Change: -$0.2383 (-38%) info
Market Cap: $18.515M info