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HOWL
NASDAQ Life Sciences

Major Investor MPM BioVentures Files Intent to Sell $149K in Shares Amidst Strategic Review

Arie Shkolnikov · Analysis by Wiseek AI
More coverage: Biotech Stocks · Healthcare
Sentiment info
Negative
Importance info
7
Price
$0.495
Mkt Cap
$24.07M
52W Low
$0.493
52W High
$2.38
52W Position info
0.4% above low
Off High info
79% below high
Rel. Volume info
0.9× avg
Market data snapshot near publication time

HOWL is trading near its 52-week low of $0.493 (0.4% above the low).

Summary

A major institutional investor, MPM BioVentures, filed an intent to sell approximately $149,594 of Werewolf Therapeutics stock, continuing a pattern of investor exits as the company explores strategic alternatives.


Key Events · Ownership and Investor Activity · HOWL

  • Intent to Sell Shares

    MPM BioVentures 2014, L.P. filed a Form 144 indicating an intent to sell 290,419 shares of common stock, valued at approximately $149,594.83.

  • Ongoing Investor Distribution

    This filing is consistent with a recent pattern of institutional investor sales, including previous Form 144 and Schedule 13D/A filings from the MPM group and other major investors, signaling continued exits.

  • Strategic Alternatives Context

    The sale occurs as Werewolf Therapeutics is actively exploring strategic alternatives, including a potential sale or merger, following disclosures of substantial doubt about its ability to continue as a going concern.

  • Trading Near 52-Week Lows

    The intent to sell comes while the company's stock is trading near its 52-week low, suggesting a lack of confidence from the selling investor even at distressed price levels.


Analysis · HOWL · Life Sciences

MPM BioVentures 2014, L.P., a significant institutional shareholder, has filed an intent to sell approximately $149,594 worth of common stock. This transaction represents about 0.62% of the company's market capitalization and is part of a broader, ongoing pattern of distribution by institutional investors, as indicated by recent insider activity and Schedule 13D/A filings. The sale occurs while Werewolf Therapeutics is exploring strategic alternatives and its stock is trading near 52-week lows, reinforcing negative sentiment regarding the company's outlook and investor confidence.

At the time of this filing, HOWL was trading at $0.50 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $24.1M. The 52-week trading range was $0.49 to $2.38. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.

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HOWL - Latest Insights

HOWL
Jul 06, 2026, 5:18 PM EDT
Filing Type: 144
Importance Score:
8
Price at Filing: $0.315
Real-time Price: $0.3979 info
Change: +$0.0829 (+26%) info
Market Cap: $19.585M info
HOWL
Jul 02, 2026, 8:26 PM EDT
Filing Type: SCHEDULE 13D/A
Importance Score:
8
Price at Filing: $0.330
Real-time Price: $0.3979 info
Change: +$0.0679 (+21%) info
Market Cap: $19.585M info
HOWL
Jun 26, 2026, 5:39 PM EDT
Filing Type: SCHEDULE 13D/A
Importance Score:
7
Price at Filing: $0.323
Real-time Price: $0.3979 info
Change: +$0.0749 (+23%) info
Market Cap: $19.585M info
HOWL
Jun 22, 2026, 7:02 PM EDT
Filing Type: SCHEDULE 13D/A
Importance Score:
8
Price at Filing: $0.3541
Real-time Price: $0.3979 info
Change: +$0.0438 (+12%) info
Market Cap: $19.585M info
HOWL
Jun 16, 2026, 6:01 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $0.3672
Real-time Price: $0.3979 info
Change: +$0.0307 (+8%) info
Market Cap: $19.585M info
HOWL
Jun 15, 2026, 8:16 PM EDT
Filing Type: SCHEDULE 13D/A
Importance Score:
7
Price at Filing: $0.396
Real-time Price: $0.3979 info
Change: +$0.0019 (+0.48%) info
Market Cap: $19.585M info
HOWL
Jun 11, 2026, 8:13 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $0.3867
Real-time Price: $0.3979 info
Change: +$0.0112 (+3%) info
Market Cap: $19.585M info
HOWL
May 28, 2026, 5:02 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $0.4729
Real-time Price: $0.3979 info
Change: -$0.075 (-16%) info
Market Cap: $19.585M info
HOWL
May 18, 2026, 5:03 PM EDT
Filing Type: 144
Importance Score:
8
Price at Filing: $0.4953
Real-time Price: $0.3979 info
Change: -$0.0974 (-20%) info
Market Cap: $19.585M info
HOWL
May 18, 2026, 5:02 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $0.4953
Real-time Price: $0.3979 info
Change: -$0.0974 (-20%) info
Market Cap: $19.585M info